# Generated from PS.g4 by ANTLR 4.11.1
# encoding: utf-8
from __future__ import print_function

import sys
from io import StringIO

from antlr4 import *


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class PSParser(Parser):

    grammarFileName = "PS.g4"

    atn = ATNDeserializer().deserialize(serializedATN())

    decisionsToDFA = [DFA(ds, i) for i, ds in enumerate(atn.decisionToState)]

    sharedContextCache = PredictionContextCache()

    literalNames = [
        "<INVALID>",
        "'\\acute'",
        "'\\bar'",
        "'\\overline'",
        "'\\breve'",
        "'\\check'",
        "'\\widecheck'",
        "'\\dot'",
        "'\\ddot'",
        "'\\grave'",
        "'\\hat'",
        "'\\tilde'",
        "'\\widetilde'",
        "'\\vec'",
        "'\\overrightarrow'",
        "'\\bm'",
        "'\\boldsymbol'",
        "'\\text'",
        "'\\textit'",
        "'\\mathbb'",
        "'\\mathbin'",
        "'\\mathbf'",
        "'\\mathcal'",
        "'\\mathclap'",
        "'\\mathclose'",
        "'\\mathellipsis'",
        "'\\mathfrak'",
        "'\\mathinner'",
        "'\\mathnormal'",
        "'\\mathop'",
        "'\\mathopen'",
        "'\\mathord'",
        "'\\mathpunct'",
        "'\\mathrel'",
        "'\\mathring'",
        "'\\mathrlap'",
        "'\\mathrm'",
        "'\\mathscr'",
        "'\\mathsf'",
        "'\\mathsterling'",
        "'\\mathtt'",
        "'^T'",
        "'^{T}'",
        "'^{\\top}'",
        "'''",
        "<INVALID>",
        "'\\$'",
        "'+'",
        "'-'",
        "'*'",
        "<INVALID>",
        "'('",
        "')'",
        "'\\lgroup'",
        "'\\rgroup'",
        "'{'",
        "'}'",
        "'\\{'",
        "'\\}'",
        "'\\lbrace'",
        "'\\rbrace'",
        "'['",
        "']'",
        "'\\lbrack'",
        "'\\rbrack'",
        "'|'",
        "'\\lvert'",
        "'\\rvert'",
        "'\\vert'",
        "'\\|'",
        "'\\lfloor'",
        "'\\rfloor'",
        "'\\llcorner'",
        "'\\lrcorner'",
        "'\\lceil'",
        "'\\rceil'",
        "'\\ulcorner'",
        "'\\urcorner'",
        "'\\left'",
        "'\\right'",
        "'\\mleft'",
        "'\\mright'",
        "'\\lim'",
        "<INVALID>",
        "'\\int'",
        "'\\sum'",
        "'\\prod'",
        "'\\log'",
        "'\\ln'",
        "'\\exp'",
        "'\\sin'",
        "'\\cos'",
        "'\\tan'",
        "'\\csc'",
        "'\\sec'",
        "'\\cot'",
        "'\\arcsin'",
        "'\\arccos'",
        "'\\arctan'",
        "'\\arccsc'",
        "'\\arcsec'",
        "'\\arccot'",
        "'\\sinh'",
        "'\\cosh'",
        "'\\tanh'",
        "'\\arsinh'",
        "'\\arcosh'",
        "'\\artanh'",
        "'\\arcsinh'",
        "'\\arccosh'",
        "'\\arctanh'",
        "'arsinh'",
        "'arcsinh'",
        "'arcosh'",
        "'arccosh'",
        "'artanh'",
        "'arctanh'",
        "'gcd'",
        "'lcm'",
        "'floor'",
        "'ceil'",
        "'\\sqrt'",
        "'\\gcd'",
        "'\\lcm'",
        "'\\floor'",
        "'\\ceil'",
        "'\\max'",
        "'\\min'",
        "'\\det'",
        "'eye'",
        "'zeros'",
        "'ones'",
        "'cols'",
        "'rows'",
        "'diag'",
        "'norm'",
        "'rank'",
        "<INVALID>",
        "'rref'",
        "'hstack'",
        "'vstack'",
        "<INVALID>",
        "'nullspace'",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "'\\times'",
        "'\\cdot'",
        "'\\div'",
        "'\\frac'",
        "<INVALID>",
        "'\\choose'",
        "'\\mod'",
        "'\\mathit'",
        "'\\operatorname'",
        "'matrix'",
        "'pmatrix'",
        "'bmatrix'",
        "'vmatrix'",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "'&'",
        "'\\\\'",
        "'_'",
        "'^'",
        "':'",
        "';'",
        "','",
        "'.'",
        "<INVALID>",
        "<INVALID>",
        "'E'",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "'\\in'",
        "'='",
        "<INVALID>",
        "'<'",
        "<INVALID>",
        "'>'",
        "<INVALID>",
        "<INVALID>",
        "'!'",
    ]

    symbolicNames = [
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "<INVALID>",
        "WS",
        "DOLLAR_SIGN",
        "ADD",
        "SUB",
        "MUL",
        "DIV",
        "L_PAREN",
        "R_PAREN",
        "L_GROUP",
        "R_GROUP",
        "L_BRACE",
        "R_BRACE",
        "L_BRACE_VISUAL",
        "R_BRACE_VISUAL",
        "L_BRACE_CMD",
        "R_BRACE_CMD",
        "L_BRACKET",
        "R_BRACKET",
        "L_BRACK",
        "R_BRACK",
        "BAR",
        "L_VERT",
        "R_VERT",
        "VERT",
        "NORM",
        "L_FLOOR",
        "R_FLOOR",
        "LL_CORNER",
        "LR_CORNER",
        "L_CEIL",
        "R_CEIL",
        "UL_CORNER",
        "UR_CORNER",
        "L_LEFT",
        "R_RIGHT",
        "ML_LEFT",
        "MR_RIGHT",
        "FUNC_LIM",
        "LIM_APPROACH_SYM",
        "FUNC_INT",
        "FUNC_SUM",
        "FUNC_PROD",
        "FUNC_LOG",
        "FUNC_LN",
        "FUNC_EXP",
        "FUNC_SIN",
        "FUNC_COS",
        "FUNC_TAN",
        "FUNC_CSC",
        "FUNC_SEC",
        "FUNC_COT",
        "FUNC_ARCSIN",
        "FUNC_ARCCOS",
        "FUNC_ARCTAN",
        "FUNC_ARCCSC",
        "FUNC_ARCSEC",
        "FUNC_ARCCOT",
        "FUNC_SINH",
        "FUNC_COSH",
        "FUNC_TANH",
        "FUNC_ARSINH",
        "FUNC_ARCOSH",
        "FUNC_ARTANH",
        "FUNC_ARCSINH",
        "FUNC_ARCCOSH",
        "FUNC_ARCTANH",
        "FUNC_ARSINH_NAME",
        "FUNC_ARCSINH_NAME",
        "FUNC_ARCOSH_NAME",
        "FUNC_ARCCOSH_NAME",
        "FUNC_ARTANH_NAME",
        "FUNC_ARCTANH_NAME",
        "FUNC_GCD_NAME",
        "FUNC_LCM_NAME",
        "FUNC_FLOOR_NAME",
        "FUNC_CEIL_NAME",
        "FUNC_SQRT",
        "FUNC_GCD",
        "FUNC_LCM",
        "FUNC_FLOOR",
        "FUNC_CEIL",
        "FUNC_MAX",
        "FUNC_MIN",
        "FUNC_DET",
        "FUNC_EYE_NAME",
        "FUNC_ZEROS_NAME",
        "FUNC_ONES_NAME",
        "FUNC_COLS_NAME",
        "FUNC_ROWS_NAME",
        "FUNC_DIAG_NAME",
        "FUNC_NORM_NAME",
        "FUNC_RANK_NAME",
        "FUNC_TRACE_NAME",
        "FUNC_RREF_NAME",
        "FUNC_HSTACK_NAME",
        "FUNC_VSTACK_NAME",
        "FUNC_ORTHOGONALIZE_NAME",
        "FUNC_NULLSPACE_NAME",
        "FUNC_DIAGONALIZE_NAME",
        "FUNC_EIGENVALS_NAME",
        "FUNC_EIGENVECTORS_NAME",
        "FUNC_SVD_NAME",
        "CMD_TIMES",
        "CMD_CDOT",
        "CMD_DIV",
        "CMD_FRAC",
        "CMD_BINOM",
        "CMD_CHOOSE",
        "CMD_MOD",
        "CMD_MATHIT",
        "CMD_OPERATORNAME",
        "MATRIX_TYPE_MATRIX",
        "MATRIX_TYPE_PMATRIX",
        "MATRIX_TYPE_BMATRIX",
        "MATRIX_TYPE_DET",
        "MATRIX_TYPES",
        "CMD_MATRIX_START",
        "CMD_MATRIX_END",
        "CMD_DET_START",
        "CMD_DET_END",
        "MATRIX_DEL_COL",
        "MATRIX_DEL_ROW",
        "UNDERSCORE",
        "CARET",
        "COLON",
        "SEMICOLON",
        "COMMA",
        "PERIOD",
        "DIFFERENTIAL",
        "EXP_E",
        "E_NOTATION_E",
        "LETTER_NO_E",
        "MATRIX_XRIGHTARROW",
        "TRANSFORM_EXCHANGE",
        "NUMBER",
        "E_NOTATION",
        "IN",
        "ASSIGNMENT",
        "EQUAL",
        "LT",
        "LTE",
        "GT",
        "GTE",
        "UNEQUAL",
        "BANG",
        "PERCENT_NUMBER",
        "GREEK_CMD",
        "OTHER_SYMBOL_CMD",
        "SYMBOL",
        "VARIABLE",
    ]

    RULE_accent_symbol = 0
    RULE_math = 1
    RULE_transpose = 2
    RULE_transform_atom = 3
    RULE_transform_scale = 4
    RULE_transform_swap = 5
    RULE_transform_assignment = 6
    RULE_elementary_transform = 7
    RULE_elementary_transforms = 8
    RULE_matrix = 9
    RULE_det = 10
    RULE_matrix_row = 11
    RULE_relation = 12
    RULE_relation_list = 13
    RULE_relation_list_content = 14
    RULE_equality = 15
    RULE_expr = 16
    RULE_additive = 17
    RULE_mp = 18
    RULE_mp_nofunc = 19
    RULE_unary = 20
    RULE_unary_nofunc = 21
    RULE_postfix = 22
    RULE_postfix_nofunc = 23
    RULE_postfix_op = 24
    RULE_eval_at = 25
    RULE_eval_at_sub = 26
    RULE_eval_at_sup = 27
    RULE_exp = 28
    RULE_exp_nofunc = 29
    RULE_comp = 30
    RULE_comp_nofunc = 31
    RULE_group = 32
    RULE_norm_group = 33
    RULE_abs_group = 34
    RULE_floor_group = 35
    RULE_ceil_group = 36
    RULE_accent = 37
    RULE_atom_expr_no_supexpr = 38
    RULE_atom_expr = 39
    RULE_atom = 40
    RULE_mathit = 41
    RULE_mathit_text = 42
    RULE_frac = 43
    RULE_binom = 44
    RULE_func_normal_functions_single_arg = 45
    RULE_func_normal_functions_multi_arg = 46
    RULE_func_operator_names_single_arg = 47
    RULE_func_operator_names_multi_arg = 48
    RULE_func_normal_single_arg = 49
    RULE_func_normal_multi_arg = 50
    RULE_func = 51
    RULE_args = 52
    RULE_func_common_args = 53
    RULE_limit_sub = 54
    RULE_func_single_arg = 55
    RULE_func_single_arg_noparens = 56
    RULE_func_multi_arg = 57
    RULE_func_multi_arg_noparens = 58
    RULE_subexpr = 59
    RULE_supexpr = 60
    RULE_subeq = 61
    RULE_supeq = 62

    ruleNames = [
        "accent_symbol",
        "math",
        "transpose",
        "transform_atom",
        "transform_scale",
        "transform_swap",
        "transform_assignment",
        "elementary_transform",
        "elementary_transforms",
        "matrix",
        "det",
        "matrix_row",
        "relation",
        "relation_list",
        "relation_list_content",
        "equality",
        "expr",
        "additive",
        "mp",
        "mp_nofunc",
        "unary",
        "unary_nofunc",
        "postfix",
        "postfix_nofunc",
        "postfix_op",
        "eval_at",
        "eval_at_sub",
        "eval_at_sup",
        "exp",
        "exp_nofunc",
        "comp",
        "comp_nofunc",
        "group",
        "norm_group",
        "abs_group",
        "floor_group",
        "ceil_group",
        "accent",
        "atom_expr_no_supexpr",
        "atom_expr",
        "atom",
        "mathit",
        "mathit_text",
        "frac",
        "binom",
        "func_normal_functions_single_arg",
        "func_normal_functions_multi_arg",
        "func_operator_names_single_arg",
        "func_operator_names_multi_arg",
        "func_normal_single_arg",
        "func_normal_multi_arg",
        "func",
        "args",
        "func_common_args",
        "limit_sub",
        "func_single_arg",
        "func_single_arg_noparens",
        "func_multi_arg",
        "func_multi_arg_noparens",
        "subexpr",
        "supexpr",
        "subeq",
        "supeq",
    ]

    EOF = Token.EOF
    T__0 = 1
    T__1 = 2
    T__2 = 3
    T__3 = 4
    T__4 = 5
    T__5 = 6
    T__6 = 7
    T__7 = 8
    T__8 = 9
    T__9 = 10
    T__10 = 11
    T__11 = 12
    T__12 = 13
    T__13 = 14
    T__14 = 15
    T__15 = 16
    T__16 = 17
    T__17 = 18
    T__18 = 19
    T__19 = 20
    T__20 = 21
    T__21 = 22
    T__22 = 23
    T__23 = 24
    T__24 = 25
    T__25 = 26
    T__26 = 27
    T__27 = 28
    T__28 = 29
    T__29 = 30
    T__30 = 31
    T__31 = 32
    T__32 = 33
    T__33 = 34
    T__34 = 35
    T__35 = 36
    T__36 = 37
    T__37 = 38
    T__38 = 39
    T__39 = 40
    T__40 = 41
    T__41 = 42
    T__42 = 43
    T__43 = 44
    WS = 45
    DOLLAR_SIGN = 46
    ADD = 47
    SUB = 48
    MUL = 49
    DIV = 50
    L_PAREN = 51
    R_PAREN = 52
    L_GROUP = 53
    R_GROUP = 54
    L_BRACE = 55
    R_BRACE = 56
    L_BRACE_VISUAL = 57
    R_BRACE_VISUAL = 58
    L_BRACE_CMD = 59
    R_BRACE_CMD = 60
    L_BRACKET = 61
    R_BRACKET = 62
    L_BRACK = 63
    R_BRACK = 64
    BAR = 65
    L_VERT = 66
    R_VERT = 67
    VERT = 68
    NORM = 69
    L_FLOOR = 70
    R_FLOOR = 71
    LL_CORNER = 72
    LR_CORNER = 73
    L_CEIL = 74
    R_CEIL = 75
    UL_CORNER = 76
    UR_CORNER = 77
    L_LEFT = 78
    R_RIGHT = 79
    ML_LEFT = 80
    MR_RIGHT = 81
    FUNC_LIM = 82
    LIM_APPROACH_SYM = 83
    FUNC_INT = 84
    FUNC_SUM = 85
    FUNC_PROD = 86
    FUNC_LOG = 87
    FUNC_LN = 88
    FUNC_EXP = 89
    FUNC_SIN = 90
    FUNC_COS = 91
    FUNC_TAN = 92
    FUNC_CSC = 93
    FUNC_SEC = 94
    FUNC_COT = 95
    FUNC_ARCSIN = 96
    FUNC_ARCCOS = 97
    FUNC_ARCTAN = 98
    FUNC_ARCCSC = 99
    FUNC_ARCSEC = 100
    FUNC_ARCCOT = 101
    FUNC_SINH = 102
    FUNC_COSH = 103
    FUNC_TANH = 104
    FUNC_ARSINH = 105
    FUNC_ARCOSH = 106
    FUNC_ARTANH = 107
    FUNC_ARCSINH = 108
    FUNC_ARCCOSH = 109
    FUNC_ARCTANH = 110
    FUNC_ARSINH_NAME = 111
    FUNC_ARCSINH_NAME = 112
    FUNC_ARCOSH_NAME = 113
    FUNC_ARCCOSH_NAME = 114
    FUNC_ARTANH_NAME = 115
    FUNC_ARCTANH_NAME = 116
    FUNC_GCD_NAME = 117
    FUNC_LCM_NAME = 118
    FUNC_FLOOR_NAME = 119
    FUNC_CEIL_NAME = 120
    FUNC_SQRT = 121
    FUNC_GCD = 122
    FUNC_LCM = 123
    FUNC_FLOOR = 124
    FUNC_CEIL = 125
    FUNC_MAX = 126
    FUNC_MIN = 127
    FUNC_DET = 128
    FUNC_EYE_NAME = 129
    FUNC_ZEROS_NAME = 130
    FUNC_ONES_NAME = 131
    FUNC_COLS_NAME = 132
    FUNC_ROWS_NAME = 133
    FUNC_DIAG_NAME = 134
    FUNC_NORM_NAME = 135
    FUNC_RANK_NAME = 136
    FUNC_TRACE_NAME = 137
    FUNC_RREF_NAME = 138
    FUNC_HSTACK_NAME = 139
    FUNC_VSTACK_NAME = 140
    FUNC_ORTHOGONALIZE_NAME = 141
    FUNC_NULLSPACE_NAME = 142
    FUNC_DIAGONALIZE_NAME = 143
    FUNC_EIGENVALS_NAME = 144
    FUNC_EIGENVECTORS_NAME = 145
    FUNC_SVD_NAME = 146
    CMD_TIMES = 147
    CMD_CDOT = 148
    CMD_DIV = 149
    CMD_FRAC = 150
    CMD_BINOM = 151
    CMD_CHOOSE = 152
    CMD_MOD = 153
    CMD_MATHIT = 154
    CMD_OPERATORNAME = 155
    MATRIX_TYPE_MATRIX = 156
    MATRIX_TYPE_PMATRIX = 157
    MATRIX_TYPE_BMATRIX = 158
    MATRIX_TYPE_DET = 159
    MATRIX_TYPES = 160
    CMD_MATRIX_START = 161
    CMD_MATRIX_END = 162
    CMD_DET_START = 163
    CMD_DET_END = 164
    MATRIX_DEL_COL = 165
    MATRIX_DEL_ROW = 166
    UNDERSCORE = 167
    CARET = 168
    COLON = 169
    SEMICOLON = 170
    COMMA = 171
    PERIOD = 172
    DIFFERENTIAL = 173
    EXP_E = 174
    E_NOTATION_E = 175
    LETTER_NO_E = 176
    MATRIX_XRIGHTARROW = 177
    TRANSFORM_EXCHANGE = 178
    NUMBER = 179
    E_NOTATION = 180
    IN = 181
    ASSIGNMENT = 182
    EQUAL = 183
    LT = 184
    LTE = 185
    GT = 186
    GTE = 187
    UNEQUAL = 188
    BANG = 189
    PERCENT_NUMBER = 190
    GREEK_CMD = 191
    OTHER_SYMBOL_CMD = 192
    SYMBOL = 193
    VARIABLE = 194

    def __init__(self, input, output=sys.stdout):
        super(PSParser, self).__init__(input, output=output)
        self.checkVersion("4.11.1")
        self._interp = ParserATNSimulator(
            self, self.atn, self.decisionsToDFA, self.sharedContextCache
        )
        self._predicates = None

    class Accent_symbolContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Accent_symbolContext, self).__init__(parent, invokingState)
            self.parser = parser

        def CMD_MATHIT(self):
            return self.getToken(PSParser.CMD_MATHIT, 0)

        def getRuleIndex(self):
            return PSParser.RULE_accent_symbol

        def enterRule(self, listener):
            if hasattr(listener, "enterAccent_symbol"):
                listener.enterAccent_symbol(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitAccent_symbol"):
                listener.exitAccent_symbol(self)

    def accent_symbol(self):

        localctx = PSParser.Accent_symbolContext(self, self._ctx, self.state)
        self.enterRule(localctx, 0, self.RULE_accent_symbol)
        self._la = 0  # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 126
            _la = self._input.LA(1)
            if not (
                ((_la) & ~0x3F) == 0 and ((1 << _la) & 2199023255550) != 0 or _la == 154
            ):
                self._errHandler.recoverInline(self)
            else:
                self._errHandler.reportMatch(self)
                self.consume()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class MathContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.MathContext, self).__init__(parent, invokingState)
            self.parser = parser

        def relation(self):
            return self.getTypedRuleContext(PSParser.RelationContext, 0)

        def relation_list(self):
            return self.getTypedRuleContext(PSParser.Relation_listContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_math

        def enterRule(self, listener):
            if hasattr(listener, "enterMath"):
                listener.enterMath(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitMath"):
                listener.exitMath(self)

    def math(self):

        localctx = PSParser.MathContext(self, self._ctx, self.state)
        self.enterRule(localctx, 2, self.RULE_math)
        try:
            self.state = 130
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 0, self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 128
                self.relation(0)
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 129
                self.relation_list()
                pass

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class TransposeContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.TransposeContext, self).__init__(parent, invokingState)
            self.parser = parser

        def getRuleIndex(self):
            return PSParser.RULE_transpose

        def enterRule(self, listener):
            if hasattr(listener, "enterTranspose"):
                listener.enterTranspose(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitTranspose"):
                listener.exitTranspose(self)

    def transpose(self):

        localctx = PSParser.TransposeContext(self, self._ctx, self.state)
        self.enterRule(localctx, 4, self.RULE_transpose)
        self._la = 0  # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 132
            _la = self._input.LA(1)
            if not (((_la) & ~0x3F) == 0 and ((1 << _la) & 32985348833280) != 0):
                self._errHandler.recoverInline(self)
            else:
                self._errHandler.reportMatch(self)
                self.consume()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Transform_atomContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Transform_atomContext, self).__init__(parent, invokingState)
            self.parser = parser

        def LETTER_NO_E(self):
            return self.getToken(PSParser.LETTER_NO_E, 0)

        def UNDERSCORE(self):
            return self.getToken(PSParser.UNDERSCORE, 0)

        def NUMBER(self):
            return self.getToken(PSParser.NUMBER, 0)

        def L_BRACE(self):
            return self.getToken(PSParser.L_BRACE, 0)

        def R_BRACE(self):
            return self.getToken(PSParser.R_BRACE, 0)

        def getRuleIndex(self):
            return PSParser.RULE_transform_atom

        def enterRule(self, listener):
            if hasattr(listener, "enterTransform_atom"):
                listener.enterTransform_atom(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitTransform_atom"):
                listener.exitTransform_atom(self)

    def transform_atom(self):

        localctx = PSParser.Transform_atomContext(self, self._ctx, self.state)
        self.enterRule(localctx, 6, self.RULE_transform_atom)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 134
            self.match(PSParser.LETTER_NO_E)
            self.state = 135
            self.match(PSParser.UNDERSCORE)
            self.state = 140
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [179]:
                self.state = 136
                self.match(PSParser.NUMBER)
                pass
            elif token in [55]:
                self.state = 137
                self.match(PSParser.L_BRACE)
                self.state = 138
                self.match(PSParser.NUMBER)
                self.state = 139
                self.match(PSParser.R_BRACE)
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Transform_scaleContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Transform_scaleContext, self).__init__(parent, invokingState)
            self.parser = parser

        def transform_atom(self):
            return self.getTypedRuleContext(PSParser.Transform_atomContext, 0)

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def group(self):
            return self.getTypedRuleContext(PSParser.GroupContext, 0)

        def ADD(self):
            return self.getToken(PSParser.ADD, 0)

        def SUB(self):
            return self.getToken(PSParser.SUB, 0)

        def getRuleIndex(self):
            return PSParser.RULE_transform_scale

        def enterRule(self, listener):
            if hasattr(listener, "enterTransform_scale"):
                listener.enterTransform_scale(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitTransform_scale"):
                listener.exitTransform_scale(self)

    def transform_scale(self):

        localctx = PSParser.Transform_scaleContext(self, self._ctx, self.state)
        self.enterRule(localctx, 8, self.RULE_transform_scale)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 146
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 2, self._ctx)
            if la_ == 1:
                self.state = 142
                self.expr()
                pass

            elif la_ == 2:
                self.state = 143
                self.group()
                pass

            elif la_ == 3:
                self.state = 144
                self.match(PSParser.ADD)
                pass

            elif la_ == 4:
                self.state = 145
                self.match(PSParser.SUB)
                pass

            self.state = 148
            self.transform_atom()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Transform_swapContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Transform_swapContext, self).__init__(parent, invokingState)
            self.parser = parser

        def transform_atom(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.Transform_atomContext)
            else:
                return self.getTypedRuleContext(PSParser.Transform_atomContext, i)

        def TRANSFORM_EXCHANGE(self):
            return self.getToken(PSParser.TRANSFORM_EXCHANGE, 0)

        def getRuleIndex(self):
            return PSParser.RULE_transform_swap

        def enterRule(self, listener):
            if hasattr(listener, "enterTransform_swap"):
                listener.enterTransform_swap(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitTransform_swap"):
                listener.exitTransform_swap(self)

    def transform_swap(self):

        localctx = PSParser.Transform_swapContext(self, self._ctx, self.state)
        self.enterRule(localctx, 10, self.RULE_transform_swap)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 150
            self.transform_atom()
            self.state = 151
            self.match(PSParser.TRANSFORM_EXCHANGE)
            self.state = 152
            self.transform_atom()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Transform_assignmentContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Transform_assignmentContext, self).__init__(
                parent, invokingState
            )
            self.parser = parser

        def transform_atom(self):
            return self.getTypedRuleContext(PSParser.Transform_atomContext, 0)

        def transform_scale(self):
            return self.getTypedRuleContext(PSParser.Transform_scaleContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_transform_assignment

        def enterRule(self, listener):
            if hasattr(listener, "enterTransform_assignment"):
                listener.enterTransform_assignment(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitTransform_assignment"):
                listener.exitTransform_assignment(self)

    def transform_assignment(self):

        localctx = PSParser.Transform_assignmentContext(self, self._ctx, self.state)
        self.enterRule(localctx, 12, self.RULE_transform_assignment)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 154
            self.transform_atom()
            self.state = 155
            self.transform_scale()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Elementary_transformContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Elementary_transformContext, self).__init__(
                parent, invokingState
            )
            self.parser = parser

        def transform_assignment(self):
            return self.getTypedRuleContext(PSParser.Transform_assignmentContext, 0)

        def transform_scale(self):
            return self.getTypedRuleContext(PSParser.Transform_scaleContext, 0)

        def transform_swap(self):
            return self.getTypedRuleContext(PSParser.Transform_swapContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_elementary_transform

        def enterRule(self, listener):
            if hasattr(listener, "enterElementary_transform"):
                listener.enterElementary_transform(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitElementary_transform"):
                listener.exitElementary_transform(self)

    def elementary_transform(self):

        localctx = PSParser.Elementary_transformContext(self, self._ctx, self.state)
        self.enterRule(localctx, 14, self.RULE_elementary_transform)
        try:
            self.state = 160
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 3, self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 157
                self.transform_assignment()
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 158
                self.transform_scale()
                pass

            elif la_ == 3:
                self.enterOuterAlt(localctx, 3)
                self.state = 159
                self.transform_swap()
                pass

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Elementary_transformsContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Elementary_transformsContext, self).__init__(
                parent, invokingState
            )
            self.parser = parser

        def elementary_transform(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.Elementary_transformContext)
            else:
                return self.getTypedRuleContext(PSParser.Elementary_transformContext, i)

        def COMMA(self, i=None):
            if i is None:
                return self.getTokens(PSParser.COMMA)
            else:
                return self.getToken(PSParser.COMMA, i)

        def getRuleIndex(self):
            return PSParser.RULE_elementary_transforms

        def enterRule(self, listener):
            if hasattr(listener, "enterElementary_transforms"):
                listener.enterElementary_transforms(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitElementary_transforms"):
                listener.exitElementary_transforms(self)

    def elementary_transforms(self):

        localctx = PSParser.Elementary_transformsContext(self, self._ctx, self.state)
        self.enterRule(localctx, 16, self.RULE_elementary_transforms)
        self._la = 0  # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 162
            self.elementary_transform()
            self.state = 167
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while _la == 171:
                self.state = 163
                self.match(PSParser.COMMA)
                self.state = 164
                self.elementary_transform()
                self.state = 169
                self._errHandler.sync(self)
                _la = self._input.LA(1)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class MatrixContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.MatrixContext, self).__init__(parent, invokingState)
            self.parser = parser

        def CMD_MATRIX_START(self):
            return self.getToken(PSParser.CMD_MATRIX_START, 0)

        def matrix_row(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.Matrix_rowContext)
            else:
                return self.getTypedRuleContext(PSParser.Matrix_rowContext, i)

        def CMD_MATRIX_END(self):
            return self.getToken(PSParser.CMD_MATRIX_END, 0)

        def MATRIX_DEL_ROW(self, i=None):
            if i is None:
                return self.getTokens(PSParser.MATRIX_DEL_ROW)
            else:
                return self.getToken(PSParser.MATRIX_DEL_ROW, i)

        def MATRIX_XRIGHTARROW(self):
            return self.getToken(PSParser.MATRIX_XRIGHTARROW, 0)

        def L_BRACE(self):
            return self.getToken(PSParser.L_BRACE, 0)

        def elementary_transforms(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.Elementary_transformsContext)
            else:
                return self.getTypedRuleContext(
                    PSParser.Elementary_transformsContext, i
                )

        def R_BRACE(self):
            return self.getToken(PSParser.R_BRACE, 0)

        def L_BRACKET(self):
            return self.getToken(PSParser.L_BRACKET, 0)

        def R_BRACKET(self):
            return self.getToken(PSParser.R_BRACKET, 0)

        def getRuleIndex(self):
            return PSParser.RULE_matrix

        def enterRule(self, listener):
            if hasattr(listener, "enterMatrix"):
                listener.enterMatrix(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitMatrix"):
                listener.exitMatrix(self)

    def matrix(self):

        localctx = PSParser.MatrixContext(self, self._ctx, self.state)
        self.enterRule(localctx, 18, self.RULE_matrix)
        self._la = 0  # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 170
            self.match(PSParser.CMD_MATRIX_START)
            self.state = 171
            self.matrix_row()
            self.state = 176
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input, 5, self._ctx)
            while _alt != 2 and _alt != ATN.INVALID_ALT_NUMBER:
                if _alt == 1:
                    self.state = 172
                    self.match(PSParser.MATRIX_DEL_ROW)
                    self.state = 173
                    self.matrix_row()
                self.state = 178
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input, 5, self._ctx)

            self.state = 180
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if _la == 166:
                self.state = 179
                self.match(PSParser.MATRIX_DEL_ROW)

            self.state = 182
            self.match(PSParser.CMD_MATRIX_END)
            self.state = 194
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 8, self._ctx)
            if la_ == 1:
                self.state = 183
                self.match(PSParser.MATRIX_XRIGHTARROW)
                self.state = 188
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la == 61:
                    self.state = 184
                    self.match(PSParser.L_BRACKET)
                    self.state = 185
                    self.elementary_transforms()
                    self.state = 186
                    self.match(PSParser.R_BRACKET)

                self.state = 190
                self.match(PSParser.L_BRACE)
                self.state = 191
                self.elementary_transforms()
                self.state = 192
                self.match(PSParser.R_BRACE)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class DetContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.DetContext, self).__init__(parent, invokingState)
            self.parser = parser

        def CMD_DET_START(self):
            return self.getToken(PSParser.CMD_DET_START, 0)

        def matrix_row(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.Matrix_rowContext)
            else:
                return self.getTypedRuleContext(PSParser.Matrix_rowContext, i)

        def CMD_DET_END(self):
            return self.getToken(PSParser.CMD_DET_END, 0)

        def MATRIX_DEL_ROW(self, i=None):
            if i is None:
                return self.getTokens(PSParser.MATRIX_DEL_ROW)
            else:
                return self.getToken(PSParser.MATRIX_DEL_ROW, i)

        def getRuleIndex(self):
            return PSParser.RULE_det

        def enterRule(self, listener):
            if hasattr(listener, "enterDet"):
                listener.enterDet(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitDet"):
                listener.exitDet(self)

    def det(self):

        localctx = PSParser.DetContext(self, self._ctx, self.state)
        self.enterRule(localctx, 20, self.RULE_det)
        self._la = 0  # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 196
            self.match(PSParser.CMD_DET_START)
            self.state = 197
            self.matrix_row()
            self.state = 202
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input, 9, self._ctx)
            while _alt != 2 and _alt != ATN.INVALID_ALT_NUMBER:
                if _alt == 1:
                    self.state = 198
                    self.match(PSParser.MATRIX_DEL_ROW)
                    self.state = 199
                    self.matrix_row()
                self.state = 204
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input, 9, self._ctx)

            self.state = 206
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if _la == 166:
                self.state = 205
                self.match(PSParser.MATRIX_DEL_ROW)

            self.state = 208
            self.match(PSParser.CMD_DET_END)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Matrix_rowContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Matrix_rowContext, self).__init__(parent, invokingState)
            self.parser = parser

        def expr(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.ExprContext)
            else:
                return self.getTypedRuleContext(PSParser.ExprContext, i)

        def MATRIX_DEL_COL(self, i=None):
            if i is None:
                return self.getTokens(PSParser.MATRIX_DEL_COL)
            else:
                return self.getToken(PSParser.MATRIX_DEL_COL, i)

        def getRuleIndex(self):
            return PSParser.RULE_matrix_row

        def enterRule(self, listener):
            if hasattr(listener, "enterMatrix_row"):
                listener.enterMatrix_row(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitMatrix_row"):
                listener.exitMatrix_row(self)

    def matrix_row(self):

        localctx = PSParser.Matrix_rowContext(self, self._ctx, self.state)
        self.enterRule(localctx, 22, self.RULE_matrix_row)
        self._la = 0  # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 210
            self.expr()
            self.state = 215
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while _la == 165:
                self.state = 211
                self.match(PSParser.MATRIX_DEL_COL)
                self.state = 212
                self.expr()
                self.state = 217
                self._errHandler.sync(self)
                _la = self._input.LA(1)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class RelationContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.RelationContext, self).__init__(parent, invokingState)
            self.parser = parser

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def relation(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.RelationContext)
            else:
                return self.getTypedRuleContext(PSParser.RelationContext, i)

        def IN(self):
            return self.getToken(PSParser.IN, 0)

        def ASSIGNMENT(self):
            return self.getToken(PSParser.ASSIGNMENT, 0)

        def EQUAL(self):
            return self.getToken(PSParser.EQUAL, 0)

        def LT(self):
            return self.getToken(PSParser.LT, 0)

        def LTE(self):
            return self.getToken(PSParser.LTE, 0)

        def GT(self):
            return self.getToken(PSParser.GT, 0)

        def GTE(self):
            return self.getToken(PSParser.GTE, 0)

        def UNEQUAL(self):
            return self.getToken(PSParser.UNEQUAL, 0)

        def getRuleIndex(self):
            return PSParser.RULE_relation

        def enterRule(self, listener):
            if hasattr(listener, "enterRelation"):
                listener.enterRelation(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitRelation"):
                listener.exitRelation(self)

    def relation(self, _p=0):
        _parentctx = self._ctx
        _parentState = self.state
        localctx = PSParser.RelationContext(self, self._ctx, _parentState)
        _prevctx = localctx
        _startState = 24
        self.enterRecursionRule(localctx, 24, self.RULE_relation, _p)
        self._la = 0  # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 219
            self.expr()
            self._ctx.stop = self._input.LT(-1)
            self.state = 226
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input, 12, self._ctx)
            while _alt != 2 and _alt != ATN.INVALID_ALT_NUMBER:
                if _alt == 1:
                    if self._parseListeners is not None:
                        self.triggerExitRuleEvent()
                    _prevctx = localctx
                    localctx = PSParser.RelationContext(self, _parentctx, _parentState)
                    self.pushNewRecursionContext(
                        localctx, _startState, self.RULE_relation
                    )
                    self.state = 221
                    if not self.precpred(self._ctx, 2):
                        from antlr4.error.Errors import FailedPredicateException

                        raise FailedPredicateException(
                            self, "self.precpred(self._ctx, 2)"
                        )
                    self.state = 222
                    _la = self._input.LA(1)
                    if not (
                        (((_la - 181)) & ~0x3F) == 0 and ((1 << (_la - 181)) & 255) != 0
                    ):
                        self._errHandler.recoverInline(self)
                    else:
                        self._errHandler.reportMatch(self)
                        self.consume()
                    self.state = 223
                    self.relation(3)
                self.state = 228
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input, 12, self._ctx)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.unrollRecursionContexts(_parentctx)
        return localctx

    class Relation_listContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Relation_listContext, self).__init__(parent, invokingState)
            self.parser = parser

        def relation_list_content(self):
            return self.getTypedRuleContext(PSParser.Relation_list_contentContext, 0)

        def L_BRACKET(self):
            return self.getToken(PSParser.L_BRACKET, 0)

        def R_BRACKET(self):
            return self.getToken(PSParser.R_BRACKET, 0)

        def L_BRACE(self):
            return self.getToken(PSParser.L_BRACE, 0)

        def R_BRACE(self):
            return self.getToken(PSParser.R_BRACE, 0)

        def L_BRACE_VISUAL(self):
            return self.getToken(PSParser.L_BRACE_VISUAL, 0)

        def R_BRACE_VISUAL(self):
            return self.getToken(PSParser.R_BRACE_VISUAL, 0)

        def L_LEFT(self):
            return self.getToken(PSParser.L_LEFT, 0)

        def R_RIGHT(self):
            return self.getToken(PSParser.R_RIGHT, 0)

        def ML_LEFT(self):
            return self.getToken(PSParser.ML_LEFT, 0)

        def MR_RIGHT(self):
            return self.getToken(PSParser.MR_RIGHT, 0)

        def getRuleIndex(self):
            return PSParser.RULE_relation_list

        def enterRule(self, listener):
            if hasattr(listener, "enterRelation_list"):
                listener.enterRelation_list(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitRelation_list"):
                listener.exitRelation_list(self)

    def relation_list(self):

        localctx = PSParser.Relation_listContext(self, self._ctx, self.state)
        self.enterRule(localctx, 26, self.RULE_relation_list)
        try:
            self.state = 266
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 13, self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 229
                self.relation_list_content()
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 230
                self.match(PSParser.L_BRACKET)
                self.state = 231
                self.relation_list_content()
                self.state = 232
                self.match(PSParser.R_BRACKET)
                pass

            elif la_ == 3:
                self.enterOuterAlt(localctx, 3)
                self.state = 234
                self.match(PSParser.L_BRACE)
                self.state = 235
                self.relation_list_content()
                self.state = 236
                self.match(PSParser.R_BRACE)
                pass

            elif la_ == 4:
                self.enterOuterAlt(localctx, 4)
                self.state = 238
                self.match(PSParser.L_BRACE_VISUAL)
                self.state = 239
                self.relation_list_content()
                self.state = 240
                self.match(PSParser.R_BRACE_VISUAL)
                pass

            elif la_ == 5:
                self.enterOuterAlt(localctx, 5)
                self.state = 242
                self.match(PSParser.L_LEFT)
                self.state = 243
                self.match(PSParser.L_BRACKET)
                self.state = 244
                self.relation_list_content()
                self.state = 245
                self.match(PSParser.R_RIGHT)
                self.state = 246
                self.match(PSParser.R_BRACKET)
                pass

            elif la_ == 6:
                self.enterOuterAlt(localctx, 6)
                self.state = 248
                self.match(PSParser.L_LEFT)
                self.state = 249
                self.match(PSParser.L_BRACE_VISUAL)
                self.state = 250
                self.relation_list_content()
                self.state = 251
                self.match(PSParser.R_RIGHT)
                self.state = 252
                self.match(PSParser.R_BRACE_VISUAL)
                pass

            elif la_ == 7:
                self.enterOuterAlt(localctx, 7)
                self.state = 254
                self.match(PSParser.ML_LEFT)
                self.state = 255
                self.match(PSParser.L_BRACKET)
                self.state = 256
                self.relation_list_content()
                self.state = 257
                self.match(PSParser.MR_RIGHT)
                self.state = 258
                self.match(PSParser.R_BRACKET)
                pass

            elif la_ == 8:
                self.enterOuterAlt(localctx, 8)
                self.state = 260
                self.match(PSParser.ML_LEFT)
                self.state = 261
                self.match(PSParser.L_BRACE_VISUAL)
                self.state = 262
                self.relation_list_content()
                self.state = 263
                self.match(PSParser.MR_RIGHT)
                self.state = 264
                self.match(PSParser.R_BRACE_VISUAL)
                pass

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Relation_list_contentContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Relation_list_contentContext, self).__init__(
                parent, invokingState
            )
            self.parser = parser

        def relation(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.RelationContext)
            else:
                return self.getTypedRuleContext(PSParser.RelationContext, i)

        def COMMA(self, i=None):
            if i is None:
                return self.getTokens(PSParser.COMMA)
            else:
                return self.getToken(PSParser.COMMA, i)

        def SEMICOLON(self, i=None):
            if i is None:
                return self.getTokens(PSParser.SEMICOLON)
            else:
                return self.getToken(PSParser.SEMICOLON, i)

        def getRuleIndex(self):
            return PSParser.RULE_relation_list_content

        def enterRule(self, listener):
            if hasattr(listener, "enterRelation_list_content"):
                listener.enterRelation_list_content(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitRelation_list_content"):
                listener.exitRelation_list_content(self)

    def relation_list_content(self):

        localctx = PSParser.Relation_list_contentContext(self, self._ctx, self.state)
        self.enterRule(localctx, 28, self.RULE_relation_list_content)
        self._la = 0  # Token type
        try:
            self.state = 288
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 16, self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 268
                self.relation(0)
                self.state = 269
                self.match(PSParser.COMMA)
                self.state = 270
                self.relation(0)
                self.state = 275
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                while _la == 171:
                    self.state = 271
                    self.match(PSParser.COMMA)
                    self.state = 272
                    self.relation(0)
                    self.state = 277
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)

                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 278
                self.relation(0)
                self.state = 279
                self.match(PSParser.SEMICOLON)
                self.state = 280
                self.relation(0)
                self.state = 285
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                while _la == 170:
                    self.state = 281
                    self.match(PSParser.SEMICOLON)
                    self.state = 282
                    self.relation(0)
                    self.state = 287
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)

                pass

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class EqualityContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.EqualityContext, self).__init__(parent, invokingState)
            self.parser = parser

        def expr(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.ExprContext)
            else:
                return self.getTypedRuleContext(PSParser.ExprContext, i)

        def EQUAL(self):
            return self.getToken(PSParser.EQUAL, 0)

        def ASSIGNMENT(self):
            return self.getToken(PSParser.ASSIGNMENT, 0)

        def getRuleIndex(self):
            return PSParser.RULE_equality

        def enterRule(self, listener):
            if hasattr(listener, "enterEquality"):
                listener.enterEquality(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitEquality"):
                listener.exitEquality(self)

    def equality(self):

        localctx = PSParser.EqualityContext(self, self._ctx, self.state)
        self.enterRule(localctx, 30, self.RULE_equality)
        self._la = 0  # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 290
            self.expr()
            self.state = 291
            _la = self._input.LA(1)
            if not (_la == 182 or _la == 183):
                self._errHandler.recoverInline(self)
            else:
                self._errHandler.reportMatch(self)
                self.consume()
            self.state = 292
            self.expr()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class ExprContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.ExprContext, self).__init__(parent, invokingState)
            self.parser = parser

        def additive(self):
            return self.getTypedRuleContext(PSParser.AdditiveContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_expr

        def enterRule(self, listener):
            if hasattr(listener, "enterExpr"):
                listener.enterExpr(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitExpr"):
                listener.exitExpr(self)

    def expr(self):

        localctx = PSParser.ExprContext(self, self._ctx, self.state)
        self.enterRule(localctx, 32, self.RULE_expr)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 294
            self.additive(0)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class AdditiveContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.AdditiveContext, self).__init__(parent, invokingState)
            self.parser = parser

        def mp(self):
            return self.getTypedRuleContext(PSParser.MpContext, 0)

        def additive(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.AdditiveContext)
            else:
                return self.getTypedRuleContext(PSParser.AdditiveContext, i)

        def ADD(self):
            return self.getToken(PSParser.ADD, 0)

        def SUB(self):
            return self.getToken(PSParser.SUB, 0)

        def getRuleIndex(self):
            return PSParser.RULE_additive

        def enterRule(self, listener):
            if hasattr(listener, "enterAdditive"):
                listener.enterAdditive(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitAdditive"):
                listener.exitAdditive(self)

    def additive(self, _p=0):
        _parentctx = self._ctx
        _parentState = self.state
        localctx = PSParser.AdditiveContext(self, self._ctx, _parentState)
        _prevctx = localctx
        _startState = 34
        self.enterRecursionRule(localctx, 34, self.RULE_additive, _p)
        self._la = 0  # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 297
            self.mp(0)
            self._ctx.stop = self._input.LT(-1)
            self.state = 304
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input, 17, self._ctx)
            while _alt != 2 and _alt != ATN.INVALID_ALT_NUMBER:
                if _alt == 1:
                    if self._parseListeners is not None:
                        self.triggerExitRuleEvent()
                    _prevctx = localctx
                    localctx = PSParser.AdditiveContext(self, _parentctx, _parentState)
                    self.pushNewRecursionContext(
                        localctx, _startState, self.RULE_additive
                    )
                    self.state = 299
                    if not self.precpred(self._ctx, 2):
                        from antlr4.error.Errors import FailedPredicateException

                        raise FailedPredicateException(
                            self, "self.precpred(self._ctx, 2)"
                        )
                    self.state = 300
                    _la = self._input.LA(1)
                    if not (_la == 47 or _la == 48):
                        self._errHandler.recoverInline(self)
                    else:
                        self._errHandler.reportMatch(self)
                        self.consume()
                    self.state = 301
                    self.additive(3)
                self.state = 306
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input, 17, self._ctx)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.unrollRecursionContexts(_parentctx)
        return localctx

    class MpContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.MpContext, self).__init__(parent, invokingState)
            self.parser = parser

        def unary(self):
            return self.getTypedRuleContext(PSParser.UnaryContext, 0)

        def mp(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.MpContext)
            else:
                return self.getTypedRuleContext(PSParser.MpContext, i)

        def MUL(self):
            return self.getToken(PSParser.MUL, 0)

        def CMD_TIMES(self):
            return self.getToken(PSParser.CMD_TIMES, 0)

        def CMD_CDOT(self):
            return self.getToken(PSParser.CMD_CDOT, 0)

        def DIV(self):
            return self.getToken(PSParser.DIV, 0)

        def CMD_DIV(self):
            return self.getToken(PSParser.CMD_DIV, 0)

        def COLON(self):
            return self.getToken(PSParser.COLON, 0)

        def CMD_MOD(self):
            return self.getToken(PSParser.CMD_MOD, 0)

        def getRuleIndex(self):
            return PSParser.RULE_mp

        def enterRule(self, listener):
            if hasattr(listener, "enterMp"):
                listener.enterMp(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitMp"):
                listener.exitMp(self)

    def mp(self, _p=0):
        _parentctx = self._ctx
        _parentState = self.state
        localctx = PSParser.MpContext(self, self._ctx, _parentState)
        _prevctx = localctx
        _startState = 36
        self.enterRecursionRule(localctx, 36, self.RULE_mp, _p)
        self._la = 0  # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 308
            self.unary()
            self._ctx.stop = self._input.LT(-1)
            self.state = 315
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input, 18, self._ctx)
            while _alt != 2 and _alt != ATN.INVALID_ALT_NUMBER:
                if _alt == 1:
                    if self._parseListeners is not None:
                        self.triggerExitRuleEvent()
                    _prevctx = localctx
                    localctx = PSParser.MpContext(self, _parentctx, _parentState)
                    self.pushNewRecursionContext(localctx, _startState, self.RULE_mp)
                    self.state = 310
                    if not self.precpred(self._ctx, 2):
                        from antlr4.error.Errors import FailedPredicateException

                        raise FailedPredicateException(
                            self, "self.precpred(self._ctx, 2)"
                        )
                    self.state = 311
                    _la = self._input.LA(1)
                    if not (
                        _la == 49
                        or _la == 50
                        or (((_la - 147)) & ~0x3F) == 0
                        and ((1 << (_la - 147)) & 4194375) != 0
                    ):
                        self._errHandler.recoverInline(self)
                    else:
                        self._errHandler.reportMatch(self)
                        self.consume()
                    self.state = 312
                    self.mp(3)
                self.state = 317
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input, 18, self._ctx)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.unrollRecursionContexts(_parentctx)
        return localctx

    class Mp_nofuncContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Mp_nofuncContext, self).__init__(parent, invokingState)
            self.parser = parser

        def unary_nofunc(self):
            return self.getTypedRuleContext(PSParser.Unary_nofuncContext, 0)

        def mp_nofunc(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.Mp_nofuncContext)
            else:
                return self.getTypedRuleContext(PSParser.Mp_nofuncContext, i)

        def MUL(self):
            return self.getToken(PSParser.MUL, 0)

        def CMD_TIMES(self):
            return self.getToken(PSParser.CMD_TIMES, 0)

        def CMD_CDOT(self):
            return self.getToken(PSParser.CMD_CDOT, 0)

        def DIV(self):
            return self.getToken(PSParser.DIV, 0)

        def CMD_DIV(self):
            return self.getToken(PSParser.CMD_DIV, 0)

        def COLON(self):
            return self.getToken(PSParser.COLON, 0)

        def CMD_MOD(self):
            return self.getToken(PSParser.CMD_MOD, 0)

        def getRuleIndex(self):
            return PSParser.RULE_mp_nofunc

        def enterRule(self, listener):
            if hasattr(listener, "enterMp_nofunc"):
                listener.enterMp_nofunc(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitMp_nofunc"):
                listener.exitMp_nofunc(self)

    def mp_nofunc(self, _p=0):
        _parentctx = self._ctx
        _parentState = self.state
        localctx = PSParser.Mp_nofuncContext(self, self._ctx, _parentState)
        _prevctx = localctx
        _startState = 38
        self.enterRecursionRule(localctx, 38, self.RULE_mp_nofunc, _p)
        self._la = 0  # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 319
            self.unary_nofunc()
            self._ctx.stop = self._input.LT(-1)
            self.state = 326
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input, 19, self._ctx)
            while _alt != 2 and _alt != ATN.INVALID_ALT_NUMBER:
                if _alt == 1:
                    if self._parseListeners is not None:
                        self.triggerExitRuleEvent()
                    _prevctx = localctx
                    localctx = PSParser.Mp_nofuncContext(self, _parentctx, _parentState)
                    self.pushNewRecursionContext(
                        localctx, _startState, self.RULE_mp_nofunc
                    )
                    self.state = 321
                    if not self.precpred(self._ctx, 2):
                        from antlr4.error.Errors import FailedPredicateException

                        raise FailedPredicateException(
                            self, "self.precpred(self._ctx, 2)"
                        )
                    self.state = 322
                    _la = self._input.LA(1)
                    if not (
                        _la == 49
                        or _la == 50
                        or (((_la - 147)) & ~0x3F) == 0
                        and ((1 << (_la - 147)) & 4194375) != 0
                    ):
                        self._errHandler.recoverInline(self)
                    else:
                        self._errHandler.reportMatch(self)
                        self.consume()
                    self.state = 323
                    self.mp_nofunc(3)
                self.state = 328
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input, 19, self._ctx)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.unrollRecursionContexts(_parentctx)
        return localctx

    class UnaryContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.UnaryContext, self).__init__(parent, invokingState)
            self.parser = parser

        def unary(self):
            return self.getTypedRuleContext(PSParser.UnaryContext, 0)

        def ADD(self):
            return self.getToken(PSParser.ADD, 0)

        def SUB(self):
            return self.getToken(PSParser.SUB, 0)

        def postfix(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.PostfixContext)
            else:
                return self.getTypedRuleContext(PSParser.PostfixContext, i)

        def getRuleIndex(self):
            return PSParser.RULE_unary

        def enterRule(self, listener):
            if hasattr(listener, "enterUnary"):
                listener.enterUnary(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitUnary"):
                listener.exitUnary(self)

    def unary(self):

        localctx = PSParser.UnaryContext(self, self._ctx, self.state)
        self.enterRule(localctx, 40, self.RULE_unary)
        self._la = 0  # Token type
        try:
            self.state = 336
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [47, 48]:
                self.enterOuterAlt(localctx, 1)
                self.state = 329
                _la = self._input.LA(1)
                if not (_la == 47 or _la == 48):
                    self._errHandler.recoverInline(self)
                else:
                    self._errHandler.reportMatch(self)
                    self.consume()
                self.state = 330
                self.unary()
                pass
            elif token in [
                1,
                2,
                3,
                4,
                5,
                6,
                7,
                8,
                9,
                10,
                11,
                12,
                13,
                14,
                15,
                16,
                17,
                18,
                19,
                20,
                21,
                22,
                23,
                24,
                25,
                26,
                27,
                28,
                29,
                30,
                31,
                32,
                33,
                34,
                35,
                36,
                37,
                38,
                39,
                40,
                51,
                53,
                55,
                57,
                59,
                61,
                63,
                65,
                66,
                68,
                69,
                70,
                72,
                74,
                76,
                78,
                80,
                82,
                84,
                85,
                86,
                87,
                88,
                89,
                90,
                91,
                92,
                93,
                94,
                95,
                96,
                97,
                98,
                99,
                100,
                101,
                102,
                103,
                104,
                105,
                106,
                107,
                108,
                109,
                110,
                121,
                122,
                123,
                124,
                125,
                126,
                127,
                128,
                150,
                151,
                154,
                155,
                161,
                163,
                173,
                174,
                176,
                179,
                180,
                190,
                191,
                192,
                193,
                194,
            ]:
                self.enterOuterAlt(localctx, 2)
                self.state = 332
                self._errHandler.sync(self)
                _alt = 1
                while _alt != 2 and _alt != ATN.INVALID_ALT_NUMBER:
                    if _alt == 1:
                        self.state = 331
                        self.postfix()

                    else:
                        raise NoViableAltException(self)
                    self.state = 334
                    self._errHandler.sync(self)
                    _alt = self._interp.adaptivePredict(self._input, 20, self._ctx)

                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Unary_nofuncContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Unary_nofuncContext, self).__init__(parent, invokingState)
            self.parser = parser

        def unary_nofunc(self):
            return self.getTypedRuleContext(PSParser.Unary_nofuncContext, 0)

        def ADD(self):
            return self.getToken(PSParser.ADD, 0)

        def SUB(self):
            return self.getToken(PSParser.SUB, 0)

        def postfix(self):
            return self.getTypedRuleContext(PSParser.PostfixContext, 0)

        def postfix_nofunc(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.Postfix_nofuncContext)
            else:
                return self.getTypedRuleContext(PSParser.Postfix_nofuncContext, i)

        def getRuleIndex(self):
            return PSParser.RULE_unary_nofunc

        def enterRule(self, listener):
            if hasattr(listener, "enterUnary_nofunc"):
                listener.enterUnary_nofunc(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitUnary_nofunc"):
                listener.exitUnary_nofunc(self)

    def unary_nofunc(self):

        localctx = PSParser.Unary_nofuncContext(self, self._ctx, self.state)
        self.enterRule(localctx, 42, self.RULE_unary_nofunc)
        self._la = 0  # Token type
        try:
            self.state = 347
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [47, 48]:
                self.enterOuterAlt(localctx, 1)
                self.state = 338
                _la = self._input.LA(1)
                if not (_la == 47 or _la == 48):
                    self._errHandler.recoverInline(self)
                else:
                    self._errHandler.reportMatch(self)
                    self.consume()
                self.state = 339
                self.unary_nofunc()
                pass
            elif token in [
                1,
                2,
                3,
                4,
                5,
                6,
                7,
                8,
                9,
                10,
                11,
                12,
                13,
                14,
                15,
                16,
                17,
                18,
                19,
                20,
                21,
                22,
                23,
                24,
                25,
                26,
                27,
                28,
                29,
                30,
                31,
                32,
                33,
                34,
                35,
                36,
                37,
                38,
                39,
                40,
                51,
                53,
                55,
                57,
                59,
                61,
                63,
                65,
                66,
                68,
                69,
                70,
                72,
                74,
                76,
                78,
                80,
                82,
                84,
                85,
                86,
                87,
                88,
                89,
                90,
                91,
                92,
                93,
                94,
                95,
                96,
                97,
                98,
                99,
                100,
                101,
                102,
                103,
                104,
                105,
                106,
                107,
                108,
                109,
                110,
                121,
                122,
                123,
                124,
                125,
                126,
                127,
                128,
                150,
                151,
                154,
                155,
                161,
                163,
                173,
                174,
                176,
                179,
                180,
                190,
                191,
                192,
                193,
                194,
            ]:
                self.enterOuterAlt(localctx, 2)
                self.state = 340
                self.postfix()
                self.state = 344
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input, 22, self._ctx)
                while _alt != 2 and _alt != ATN.INVALID_ALT_NUMBER:
                    if _alt == 1:
                        self.state = 341
                        self.postfix_nofunc()
                    self.state = 346
                    self._errHandler.sync(self)
                    _alt = self._interp.adaptivePredict(self._input, 22, self._ctx)

                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class PostfixContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.PostfixContext, self).__init__(parent, invokingState)
            self.parser = parser

        def exp(self):
            return self.getTypedRuleContext(PSParser.ExpContext, 0)

        def postfix_op(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.Postfix_opContext)
            else:
                return self.getTypedRuleContext(PSParser.Postfix_opContext, i)

        def getRuleIndex(self):
            return PSParser.RULE_postfix

        def enterRule(self, listener):
            if hasattr(listener, "enterPostfix"):
                listener.enterPostfix(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitPostfix"):
                listener.exitPostfix(self)

    def postfix(self):

        localctx = PSParser.PostfixContext(self, self._ctx, self.state)
        self.enterRule(localctx, 44, self.RULE_postfix)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 349
            self.exp(0)
            self.state = 353
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input, 24, self._ctx)
            while _alt != 2 and _alt != ATN.INVALID_ALT_NUMBER:
                if _alt == 1:
                    self.state = 350
                    self.postfix_op()
                self.state = 355
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input, 24, self._ctx)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Postfix_nofuncContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Postfix_nofuncContext, self).__init__(parent, invokingState)
            self.parser = parser

        def exp_nofunc(self):
            return self.getTypedRuleContext(PSParser.Exp_nofuncContext, 0)

        def postfix_op(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.Postfix_opContext)
            else:
                return self.getTypedRuleContext(PSParser.Postfix_opContext, i)

        def getRuleIndex(self):
            return PSParser.RULE_postfix_nofunc

        def enterRule(self, listener):
            if hasattr(listener, "enterPostfix_nofunc"):
                listener.enterPostfix_nofunc(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitPostfix_nofunc"):
                listener.exitPostfix_nofunc(self)

    def postfix_nofunc(self):

        localctx = PSParser.Postfix_nofuncContext(self, self._ctx, self.state)
        self.enterRule(localctx, 46, self.RULE_postfix_nofunc)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 356
            self.exp_nofunc(0)
            self.state = 360
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input, 25, self._ctx)
            while _alt != 2 and _alt != ATN.INVALID_ALT_NUMBER:
                if _alt == 1:
                    self.state = 357
                    self.postfix_op()
                self.state = 362
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input, 25, self._ctx)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Postfix_opContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Postfix_opContext, self).__init__(parent, invokingState)
            self.parser = parser

        def BANG(self):
            return self.getToken(PSParser.BANG, 0)

        def eval_at(self):
            return self.getTypedRuleContext(PSParser.Eval_atContext, 0)

        def transpose(self):
            return self.getTypedRuleContext(PSParser.TransposeContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_postfix_op

        def enterRule(self, listener):
            if hasattr(listener, "enterPostfix_op"):
                listener.enterPostfix_op(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitPostfix_op"):
                listener.exitPostfix_op(self)

    def postfix_op(self):

        localctx = PSParser.Postfix_opContext(self, self._ctx, self.state)
        self.enterRule(localctx, 48, self.RULE_postfix_op)
        try:
            self.state = 366
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [189]:
                self.enterOuterAlt(localctx, 1)
                self.state = 363
                self.match(PSParser.BANG)
                pass
            elif token in [65]:
                self.enterOuterAlt(localctx, 2)
                self.state = 364
                self.eval_at()
                pass
            elif token in [41, 42, 43, 44]:
                self.enterOuterAlt(localctx, 3)
                self.state = 365
                self.transpose()
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Eval_atContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Eval_atContext, self).__init__(parent, invokingState)
            self.parser = parser

        def BAR(self):
            return self.getToken(PSParser.BAR, 0)

        def eval_at_sup(self):
            return self.getTypedRuleContext(PSParser.Eval_at_supContext, 0)

        def eval_at_sub(self):
            return self.getTypedRuleContext(PSParser.Eval_at_subContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_eval_at

        def enterRule(self, listener):
            if hasattr(listener, "enterEval_at"):
                listener.enterEval_at(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitEval_at"):
                listener.exitEval_at(self)

    def eval_at(self):

        localctx = PSParser.Eval_atContext(self, self._ctx, self.state)
        self.enterRule(localctx, 50, self.RULE_eval_at)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 368
            self.match(PSParser.BAR)
            self.state = 374
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 27, self._ctx)
            if la_ == 1:
                self.state = 369
                self.eval_at_sup()
                pass

            elif la_ == 2:
                self.state = 370
                self.eval_at_sub()
                pass

            elif la_ == 3:
                self.state = 371
                self.eval_at_sup()
                self.state = 372
                self.eval_at_sub()
                pass

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Eval_at_subContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Eval_at_subContext, self).__init__(parent, invokingState)
            self.parser = parser

        def UNDERSCORE(self):
            return self.getToken(PSParser.UNDERSCORE, 0)

        def L_BRACE(self):
            return self.getToken(PSParser.L_BRACE, 0)

        def R_BRACE(self):
            return self.getToken(PSParser.R_BRACE, 0)

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def equality(self):
            return self.getTypedRuleContext(PSParser.EqualityContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_eval_at_sub

        def enterRule(self, listener):
            if hasattr(listener, "enterEval_at_sub"):
                listener.enterEval_at_sub(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitEval_at_sub"):
                listener.exitEval_at_sub(self)

    def eval_at_sub(self):

        localctx = PSParser.Eval_at_subContext(self, self._ctx, self.state)
        self.enterRule(localctx, 52, self.RULE_eval_at_sub)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 376
            self.match(PSParser.UNDERSCORE)
            self.state = 377
            self.match(PSParser.L_BRACE)
            self.state = 380
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 28, self._ctx)
            if la_ == 1:
                self.state = 378
                self.expr()
                pass

            elif la_ == 2:
                self.state = 379
                self.equality()
                pass

            self.state = 382
            self.match(PSParser.R_BRACE)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Eval_at_supContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Eval_at_supContext, self).__init__(parent, invokingState)
            self.parser = parser

        def CARET(self):
            return self.getToken(PSParser.CARET, 0)

        def L_BRACE(self):
            return self.getToken(PSParser.L_BRACE, 0)

        def R_BRACE(self):
            return self.getToken(PSParser.R_BRACE, 0)

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def equality(self):
            return self.getTypedRuleContext(PSParser.EqualityContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_eval_at_sup

        def enterRule(self, listener):
            if hasattr(listener, "enterEval_at_sup"):
                listener.enterEval_at_sup(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitEval_at_sup"):
                listener.exitEval_at_sup(self)

    def eval_at_sup(self):

        localctx = PSParser.Eval_at_supContext(self, self._ctx, self.state)
        self.enterRule(localctx, 54, self.RULE_eval_at_sup)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 384
            self.match(PSParser.CARET)
            self.state = 385
            self.match(PSParser.L_BRACE)
            self.state = 388
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 29, self._ctx)
            if la_ == 1:
                self.state = 386
                self.expr()
                pass

            elif la_ == 2:
                self.state = 387
                self.equality()
                pass

            self.state = 390
            self.match(PSParser.R_BRACE)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class ExpContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.ExpContext, self).__init__(parent, invokingState)
            self.parser = parser

        def comp(self):
            return self.getTypedRuleContext(PSParser.CompContext, 0)

        def exp(self):
            return self.getTypedRuleContext(PSParser.ExpContext, 0)

        def CARET(self):
            return self.getToken(PSParser.CARET, 0)

        def atom(self):
            return self.getTypedRuleContext(PSParser.AtomContext, 0)

        def L_BRACE(self):
            return self.getToken(PSParser.L_BRACE, 0)

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def R_BRACE(self):
            return self.getToken(PSParser.R_BRACE, 0)

        def subexpr(self):
            return self.getTypedRuleContext(PSParser.SubexprContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_exp

        def enterRule(self, listener):
            if hasattr(listener, "enterExp"):
                listener.enterExp(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitExp"):
                listener.exitExp(self)

    def exp(self, _p=0):
        _parentctx = self._ctx
        _parentState = self.state
        localctx = PSParser.ExpContext(self, self._ctx, _parentState)
        _prevctx = localctx
        _startState = 56
        self.enterRecursionRule(localctx, 56, self.RULE_exp, _p)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 393
            self.comp()
            self._ctx.stop = self._input.LT(-1)
            self.state = 409
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input, 32, self._ctx)
            while _alt != 2 and _alt != ATN.INVALID_ALT_NUMBER:
                if _alt == 1:
                    if self._parseListeners is not None:
                        self.triggerExitRuleEvent()
                    _prevctx = localctx
                    localctx = PSParser.ExpContext(self, _parentctx, _parentState)
                    self.pushNewRecursionContext(localctx, _startState, self.RULE_exp)
                    self.state = 395
                    if not self.precpred(self._ctx, 2):
                        from antlr4.error.Errors import FailedPredicateException

                        raise FailedPredicateException(
                            self, "self.precpred(self._ctx, 2)"
                        )
                    self.state = 396
                    self.match(PSParser.CARET)
                    self.state = 402
                    self._errHandler.sync(self)
                    token = self._input.LA(1)
                    if token in [
                        1,
                        2,
                        3,
                        4,
                        5,
                        6,
                        7,
                        8,
                        9,
                        10,
                        11,
                        12,
                        13,
                        14,
                        15,
                        16,
                        17,
                        18,
                        19,
                        20,
                        21,
                        22,
                        23,
                        24,
                        25,
                        26,
                        27,
                        28,
                        29,
                        30,
                        31,
                        32,
                        33,
                        34,
                        35,
                        36,
                        37,
                        38,
                        39,
                        40,
                        154,
                        173,
                        176,
                        179,
                        180,
                        190,
                        191,
                        192,
                        193,
                        194,
                    ]:
                        self.state = 397
                        self.atom()
                        pass
                    elif token in [55]:
                        self.state = 398
                        self.match(PSParser.L_BRACE)
                        self.state = 399
                        self.expr()
                        self.state = 400
                        self.match(PSParser.R_BRACE)
                        pass
                    else:
                        raise NoViableAltException(self)

                    self.state = 405
                    self._errHandler.sync(self)
                    la_ = self._interp.adaptivePredict(self._input, 31, self._ctx)
                    if la_ == 1:
                        self.state = 404
                        self.subexpr()

                self.state = 411
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input, 32, self._ctx)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.unrollRecursionContexts(_parentctx)
        return localctx

    class Exp_nofuncContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Exp_nofuncContext, self).__init__(parent, invokingState)
            self.parser = parser

        def comp_nofunc(self):
            return self.getTypedRuleContext(PSParser.Comp_nofuncContext, 0)

        def exp_nofunc(self):
            return self.getTypedRuleContext(PSParser.Exp_nofuncContext, 0)

        def CARET(self):
            return self.getToken(PSParser.CARET, 0)

        def atom(self):
            return self.getTypedRuleContext(PSParser.AtomContext, 0)

        def L_BRACE(self):
            return self.getToken(PSParser.L_BRACE, 0)

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def R_BRACE(self):
            return self.getToken(PSParser.R_BRACE, 0)

        def subexpr(self):
            return self.getTypedRuleContext(PSParser.SubexprContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_exp_nofunc

        def enterRule(self, listener):
            if hasattr(listener, "enterExp_nofunc"):
                listener.enterExp_nofunc(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitExp_nofunc"):
                listener.exitExp_nofunc(self)

    def exp_nofunc(self, _p=0):
        _parentctx = self._ctx
        _parentState = self.state
        localctx = PSParser.Exp_nofuncContext(self, self._ctx, _parentState)
        _prevctx = localctx
        _startState = 58
        self.enterRecursionRule(localctx, 58, self.RULE_exp_nofunc, _p)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 413
            self.comp_nofunc()
            self._ctx.stop = self._input.LT(-1)
            self.state = 429
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input, 35, self._ctx)
            while _alt != 2 and _alt != ATN.INVALID_ALT_NUMBER:
                if _alt == 1:
                    if self._parseListeners is not None:
                        self.triggerExitRuleEvent()
                    _prevctx = localctx
                    localctx = PSParser.Exp_nofuncContext(
                        self, _parentctx, _parentState
                    )
                    self.pushNewRecursionContext(
                        localctx, _startState, self.RULE_exp_nofunc
                    )
                    self.state = 415
                    if not self.precpred(self._ctx, 2):
                        from antlr4.error.Errors import FailedPredicateException

                        raise FailedPredicateException(
                            self, "self.precpred(self._ctx, 2)"
                        )
                    self.state = 416
                    self.match(PSParser.CARET)
                    self.state = 422
                    self._errHandler.sync(self)
                    token = self._input.LA(1)
                    if token in [
                        1,
                        2,
                        3,
                        4,
                        5,
                        6,
                        7,
                        8,
                        9,
                        10,
                        11,
                        12,
                        13,
                        14,
                        15,
                        16,
                        17,
                        18,
                        19,
                        20,
                        21,
                        22,
                        23,
                        24,
                        25,
                        26,
                        27,
                        28,
                        29,
                        30,
                        31,
                        32,
                        33,
                        34,
                        35,
                        36,
                        37,
                        38,
                        39,
                        40,
                        154,
                        173,
                        176,
                        179,
                        180,
                        190,
                        191,
                        192,
                        193,
                        194,
                    ]:
                        self.state = 417
                        self.atom()
                        pass
                    elif token in [55]:
                        self.state = 418
                        self.match(PSParser.L_BRACE)
                        self.state = 419
                        self.expr()
                        self.state = 420
                        self.match(PSParser.R_BRACE)
                        pass
                    else:
                        raise NoViableAltException(self)

                    self.state = 425
                    self._errHandler.sync(self)
                    la_ = self._interp.adaptivePredict(self._input, 34, self._ctx)
                    if la_ == 1:
                        self.state = 424
                        self.subexpr()

                self.state = 431
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input, 35, self._ctx)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.unrollRecursionContexts(_parentctx)
        return localctx

    class CompContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.CompContext, self).__init__(parent, invokingState)
            self.parser = parser

        def group(self):
            return self.getTypedRuleContext(PSParser.GroupContext, 0)

        def norm_group(self):
            return self.getTypedRuleContext(PSParser.Norm_groupContext, 0)

        def abs_group(self):
            return self.getTypedRuleContext(PSParser.Abs_groupContext, 0)

        def floor_group(self):
            return self.getTypedRuleContext(PSParser.Floor_groupContext, 0)

        def ceil_group(self):
            return self.getTypedRuleContext(PSParser.Ceil_groupContext, 0)

        def func(self):
            return self.getTypedRuleContext(PSParser.FuncContext, 0)

        def atom(self):
            return self.getTypedRuleContext(PSParser.AtomContext, 0)

        def frac(self):
            return self.getTypedRuleContext(PSParser.FracContext, 0)

        def binom(self):
            return self.getTypedRuleContext(PSParser.BinomContext, 0)

        def matrix(self):
            return self.getTypedRuleContext(PSParser.MatrixContext, 0)

        def det(self):
            return self.getTypedRuleContext(PSParser.DetContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_comp

        def enterRule(self, listener):
            if hasattr(listener, "enterComp"):
                listener.enterComp(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitComp"):
                listener.exitComp(self)

    def comp(self):

        localctx = PSParser.CompContext(self, self._ctx, self.state)
        self.enterRule(localctx, 60, self.RULE_comp)
        try:
            self.state = 443
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 36, self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 432
                self.group()
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 433
                self.norm_group()
                pass

            elif la_ == 3:
                self.enterOuterAlt(localctx, 3)
                self.state = 434
                self.abs_group()
                pass

            elif la_ == 4:
                self.enterOuterAlt(localctx, 4)
                self.state = 435
                self.floor_group()
                pass

            elif la_ == 5:
                self.enterOuterAlt(localctx, 5)
                self.state = 436
                self.ceil_group()
                pass

            elif la_ == 6:
                self.enterOuterAlt(localctx, 6)
                self.state = 437
                self.func()
                pass

            elif la_ == 7:
                self.enterOuterAlt(localctx, 7)
                self.state = 438
                self.atom()
                pass

            elif la_ == 8:
                self.enterOuterAlt(localctx, 8)
                self.state = 439
                self.frac()
                pass

            elif la_ == 9:
                self.enterOuterAlt(localctx, 9)
                self.state = 440
                self.binom()
                pass

            elif la_ == 10:
                self.enterOuterAlt(localctx, 10)
                self.state = 441
                self.matrix()
                pass

            elif la_ == 11:
                self.enterOuterAlt(localctx, 11)
                self.state = 442
                self.det()
                pass

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Comp_nofuncContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Comp_nofuncContext, self).__init__(parent, invokingState)
            self.parser = parser

        def group(self):
            return self.getTypedRuleContext(PSParser.GroupContext, 0)

        def norm_group(self):
            return self.getTypedRuleContext(PSParser.Norm_groupContext, 0)

        def abs_group(self):
            return self.getTypedRuleContext(PSParser.Abs_groupContext, 0)

        def floor_group(self):
            return self.getTypedRuleContext(PSParser.Floor_groupContext, 0)

        def ceil_group(self):
            return self.getTypedRuleContext(PSParser.Ceil_groupContext, 0)

        def atom(self):
            return self.getTypedRuleContext(PSParser.AtomContext, 0)

        def frac(self):
            return self.getTypedRuleContext(PSParser.FracContext, 0)

        def binom(self):
            return self.getTypedRuleContext(PSParser.BinomContext, 0)

        def matrix(self):
            return self.getTypedRuleContext(PSParser.MatrixContext, 0)

        def det(self):
            return self.getTypedRuleContext(PSParser.DetContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_comp_nofunc

        def enterRule(self, listener):
            if hasattr(listener, "enterComp_nofunc"):
                listener.enterComp_nofunc(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitComp_nofunc"):
                listener.exitComp_nofunc(self)

    def comp_nofunc(self):

        localctx = PSParser.Comp_nofuncContext(self, self._ctx, self.state)
        self.enterRule(localctx, 62, self.RULE_comp_nofunc)
        try:
            self.state = 455
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 37, self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 445
                self.group()
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 446
                self.norm_group()
                pass

            elif la_ == 3:
                self.enterOuterAlt(localctx, 3)
                self.state = 447
                self.abs_group()
                pass

            elif la_ == 4:
                self.enterOuterAlt(localctx, 4)
                self.state = 448
                self.floor_group()
                pass

            elif la_ == 5:
                self.enterOuterAlt(localctx, 5)
                self.state = 449
                self.ceil_group()
                pass

            elif la_ == 6:
                self.enterOuterAlt(localctx, 6)
                self.state = 450
                self.atom()
                pass

            elif la_ == 7:
                self.enterOuterAlt(localctx, 7)
                self.state = 451
                self.frac()
                pass

            elif la_ == 8:
                self.enterOuterAlt(localctx, 8)
                self.state = 452
                self.binom()
                pass

            elif la_ == 9:
                self.enterOuterAlt(localctx, 9)
                self.state = 453
                self.matrix()
                pass

            elif la_ == 10:
                self.enterOuterAlt(localctx, 10)
                self.state = 454
                self.det()
                pass

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class GroupContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.GroupContext, self).__init__(parent, invokingState)
            self.parser = parser

        def L_PAREN(self):
            return self.getToken(PSParser.L_PAREN, 0)

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def R_PAREN(self):
            return self.getToken(PSParser.R_PAREN, 0)

        def L_GROUP(self):
            return self.getToken(PSParser.L_GROUP, 0)

        def R_GROUP(self):
            return self.getToken(PSParser.R_GROUP, 0)

        def L_BRACE(self):
            return self.getToken(PSParser.L_BRACE, 0)

        def R_BRACE(self):
            return self.getToken(PSParser.R_BRACE, 0)

        def L_BRACE_VISUAL(self):
            return self.getToken(PSParser.L_BRACE_VISUAL, 0)

        def R_BRACE_VISUAL(self):
            return self.getToken(PSParser.R_BRACE_VISUAL, 0)

        def L_BRACE_CMD(self):
            return self.getToken(PSParser.L_BRACE_CMD, 0)

        def R_BRACE_CMD(self):
            return self.getToken(PSParser.R_BRACE_CMD, 0)

        def L_BRACKET(self):
            return self.getToken(PSParser.L_BRACKET, 0)

        def R_BRACKET(self):
            return self.getToken(PSParser.R_BRACKET, 0)

        def L_BRACK(self):
            return self.getToken(PSParser.L_BRACK, 0)

        def R_BRACK(self):
            return self.getToken(PSParser.R_BRACK, 0)

        def L_LEFT(self):
            return self.getToken(PSParser.L_LEFT, 0)

        def R_RIGHT(self):
            return self.getToken(PSParser.R_RIGHT, 0)

        def ML_LEFT(self):
            return self.getToken(PSParser.ML_LEFT, 0)

        def MR_RIGHT(self):
            return self.getToken(PSParser.MR_RIGHT, 0)

        def getRuleIndex(self):
            return PSParser.RULE_group

        def enterRule(self, listener):
            if hasattr(listener, "enterGroup"):
                listener.enterGroup(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitGroup"):
                listener.exitGroup(self)

    def group(self):

        localctx = PSParser.GroupContext(self, self._ctx, self.state)
        self.enterRule(localctx, 64, self.RULE_group)
        try:
            self.state = 569
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 38, self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 457
                self.match(PSParser.L_PAREN)
                self.state = 458
                self.expr()
                self.state = 459
                self.match(PSParser.R_PAREN)
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 461
                self.match(PSParser.L_GROUP)
                self.state = 462
                self.expr()
                self.state = 463
                self.match(PSParser.R_GROUP)
                pass

            elif la_ == 3:
                self.enterOuterAlt(localctx, 3)
                self.state = 465
                self.match(PSParser.L_BRACE)
                self.state = 466
                self.expr()
                self.state = 467
                self.match(PSParser.R_BRACE)
                pass

            elif la_ == 4:
                self.enterOuterAlt(localctx, 4)
                self.state = 469
                self.match(PSParser.L_BRACE_VISUAL)
                self.state = 470
                self.expr()
                self.state = 471
                self.match(PSParser.R_BRACE_VISUAL)
                pass

            elif la_ == 5:
                self.enterOuterAlt(localctx, 5)
                self.state = 473
                self.match(PSParser.L_BRACE_CMD)
                self.state = 474
                self.expr()
                self.state = 475
                self.match(PSParser.R_BRACE_CMD)
                pass

            elif la_ == 6:
                self.enterOuterAlt(localctx, 6)
                self.state = 477
                self.match(PSParser.L_BRACKET)
                self.state = 478
                self.expr()
                self.state = 479
                self.match(PSParser.R_BRACKET)
                pass

            elif la_ == 7:
                self.enterOuterAlt(localctx, 7)
                self.state = 481
                self.match(PSParser.L_BRACK)
                self.state = 482
                self.expr()
                self.state = 483
                self.match(PSParser.R_BRACK)
                pass

            elif la_ == 8:
                self.enterOuterAlt(localctx, 8)
                self.state = 485
                self.match(PSParser.L_LEFT)
                self.state = 486
                self.match(PSParser.L_PAREN)
                self.state = 487
                self.expr()
                self.state = 488
                self.match(PSParser.R_RIGHT)
                self.state = 489
                self.match(PSParser.R_PAREN)
                pass

            elif la_ == 9:
                self.enterOuterAlt(localctx, 9)
                self.state = 491
                self.match(PSParser.L_LEFT)
                self.state = 492
                self.match(PSParser.L_GROUP)
                self.state = 493
                self.expr()
                self.state = 494
                self.match(PSParser.R_RIGHT)
                self.state = 495
                self.match(PSParser.R_GROUP)
                pass

            elif la_ == 10:
                self.enterOuterAlt(localctx, 10)
                self.state = 497
                self.match(PSParser.L_LEFT)
                self.state = 498
                self.match(PSParser.L_BRACE)
                self.state = 499
                self.expr()
                self.state = 500
                self.match(PSParser.R_RIGHT)
                self.state = 501
                self.match(PSParser.R_BRACE)
                pass

            elif la_ == 11:
                self.enterOuterAlt(localctx, 11)
                self.state = 503
                self.match(PSParser.L_LEFT)
                self.state = 504
                self.match(PSParser.L_BRACE_VISUAL)
                self.state = 505
                self.expr()
                self.state = 506
                self.match(PSParser.R_RIGHT)
                self.state = 507
                self.match(PSParser.R_BRACE_VISUAL)
                pass

            elif la_ == 12:
                self.enterOuterAlt(localctx, 12)
                self.state = 509
                self.match(PSParser.L_LEFT)
                self.state = 510
                self.match(PSParser.L_BRACE_CMD)
                self.state = 511
                self.expr()
                self.state = 512
                self.match(PSParser.R_RIGHT)
                self.state = 513
                self.match(PSParser.R_BRACE_CMD)
                pass

            elif la_ == 13:
                self.enterOuterAlt(localctx, 13)
                self.state = 515
                self.match(PSParser.L_LEFT)
                self.state = 516
                self.match(PSParser.L_BRACKET)
                self.state = 517
                self.expr()
                self.state = 518
                self.match(PSParser.R_RIGHT)
                self.state = 519
                self.match(PSParser.R_BRACKET)
                pass

            elif la_ == 14:
                self.enterOuterAlt(localctx, 14)
                self.state = 521
                self.match(PSParser.L_LEFT)
                self.state = 522
                self.match(PSParser.L_BRACK)
                self.state = 523
                self.expr()
                self.state = 524
                self.match(PSParser.R_RIGHT)
                self.state = 525
                self.match(PSParser.R_BRACK)
                pass

            elif la_ == 15:
                self.enterOuterAlt(localctx, 15)
                self.state = 527
                self.match(PSParser.ML_LEFT)
                self.state = 528
                self.match(PSParser.L_PAREN)
                self.state = 529
                self.expr()
                self.state = 530
                self.match(PSParser.MR_RIGHT)
                self.state = 531
                self.match(PSParser.R_PAREN)
                pass

            elif la_ == 16:
                self.enterOuterAlt(localctx, 16)
                self.state = 533
                self.match(PSParser.ML_LEFT)
                self.state = 534
                self.match(PSParser.L_GROUP)
                self.state = 535
                self.expr()
                self.state = 536
                self.match(PSParser.MR_RIGHT)
                self.state = 537
                self.match(PSParser.R_GROUP)
                pass

            elif la_ == 17:
                self.enterOuterAlt(localctx, 17)
                self.state = 539
                self.match(PSParser.ML_LEFT)
                self.state = 540
                self.match(PSParser.L_BRACE)
                self.state = 541
                self.expr()
                self.state = 542
                self.match(PSParser.MR_RIGHT)
                self.state = 543
                self.match(PSParser.R_BRACE)
                pass

            elif la_ == 18:
                self.enterOuterAlt(localctx, 18)
                self.state = 545
                self.match(PSParser.ML_LEFT)
                self.state = 546
                self.match(PSParser.L_BRACE_VISUAL)
                self.state = 547
                self.expr()
                self.state = 548
                self.match(PSParser.MR_RIGHT)
                self.state = 549
                self.match(PSParser.R_BRACE_VISUAL)
                pass

            elif la_ == 19:
                self.enterOuterAlt(localctx, 19)
                self.state = 551
                self.match(PSParser.ML_LEFT)
                self.state = 552
                self.match(PSParser.L_BRACE_CMD)
                self.state = 553
                self.expr()
                self.state = 554
                self.match(PSParser.MR_RIGHT)
                self.state = 555
                self.match(PSParser.R_BRACE_CMD)
                pass

            elif la_ == 20:
                self.enterOuterAlt(localctx, 20)
                self.state = 557
                self.match(PSParser.ML_LEFT)
                self.state = 558
                self.match(PSParser.L_BRACKET)
                self.state = 559
                self.expr()
                self.state = 560
                self.match(PSParser.MR_RIGHT)
                self.state = 561
                self.match(PSParser.R_BRACKET)
                pass

            elif la_ == 21:
                self.enterOuterAlt(localctx, 21)
                self.state = 563
                self.match(PSParser.ML_LEFT)
                self.state = 564
                self.match(PSParser.L_BRACK)
                self.state = 565
                self.expr()
                self.state = 566
                self.match(PSParser.MR_RIGHT)
                self.state = 567
                self.match(PSParser.R_BRACK)
                pass

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Norm_groupContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Norm_groupContext, self).__init__(parent, invokingState)
            self.parser = parser

        def NORM(self, i=None):
            if i is None:
                return self.getTokens(PSParser.NORM)
            else:
                return self.getToken(PSParser.NORM, i)

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def L_LEFT(self):
            return self.getToken(PSParser.L_LEFT, 0)

        def R_RIGHT(self):
            return self.getToken(PSParser.R_RIGHT, 0)

        def ML_LEFT(self):
            return self.getToken(PSParser.ML_LEFT, 0)

        def MR_RIGHT(self):
            return self.getToken(PSParser.MR_RIGHT, 0)

        def getRuleIndex(self):
            return PSParser.RULE_norm_group

        def enterRule(self, listener):
            if hasattr(listener, "enterNorm_group"):
                listener.enterNorm_group(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitNorm_group"):
                listener.exitNorm_group(self)

    def norm_group(self):

        localctx = PSParser.Norm_groupContext(self, self._ctx, self.state)
        self.enterRule(localctx, 66, self.RULE_norm_group)
        try:
            self.state = 587
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [69]:
                self.enterOuterAlt(localctx, 1)
                self.state = 571
                self.match(PSParser.NORM)
                self.state = 572
                self.expr()
                self.state = 573
                self.match(PSParser.NORM)
                pass
            elif token in [78]:
                self.enterOuterAlt(localctx, 2)
                self.state = 575
                self.match(PSParser.L_LEFT)
                self.state = 576
                self.match(PSParser.NORM)
                self.state = 577
                self.expr()
                self.state = 578
                self.match(PSParser.R_RIGHT)
                self.state = 579
                self.match(PSParser.NORM)
                pass
            elif token in [80]:
                self.enterOuterAlt(localctx, 3)
                self.state = 581
                self.match(PSParser.ML_LEFT)
                self.state = 582
                self.match(PSParser.NORM)
                self.state = 583
                self.expr()
                self.state = 584
                self.match(PSParser.MR_RIGHT)
                self.state = 585
                self.match(PSParser.NORM)
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Abs_groupContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Abs_groupContext, self).__init__(parent, invokingState)
            self.parser = parser

        def BAR(self, i=None):
            if i is None:
                return self.getTokens(PSParser.BAR)
            else:
                return self.getToken(PSParser.BAR, i)

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def L_VERT(self):
            return self.getToken(PSParser.L_VERT, 0)

        def R_VERT(self):
            return self.getToken(PSParser.R_VERT, 0)

        def VERT(self, i=None):
            if i is None:
                return self.getTokens(PSParser.VERT)
            else:
                return self.getToken(PSParser.VERT, i)

        def L_LEFT(self):
            return self.getToken(PSParser.L_LEFT, 0)

        def R_RIGHT(self):
            return self.getToken(PSParser.R_RIGHT, 0)

        def ML_LEFT(self):
            return self.getToken(PSParser.ML_LEFT, 0)

        def MR_RIGHT(self):
            return self.getToken(PSParser.MR_RIGHT, 0)

        def getRuleIndex(self):
            return PSParser.RULE_abs_group

        def enterRule(self, listener):
            if hasattr(listener, "enterAbs_group"):
                listener.enterAbs_group(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitAbs_group"):
                listener.exitAbs_group(self)

    def abs_group(self):

        localctx = PSParser.Abs_groupContext(self, self._ctx, self.state)
        self.enterRule(localctx, 68, self.RULE_abs_group)
        try:
            self.state = 637
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 40, self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 589
                self.match(PSParser.BAR)
                self.state = 590
                self.expr()
                self.state = 591
                self.match(PSParser.BAR)
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 593
                self.match(PSParser.L_VERT)
                self.state = 594
                self.expr()
                self.state = 595
                self.match(PSParser.R_VERT)
                pass

            elif la_ == 3:
                self.enterOuterAlt(localctx, 3)
                self.state = 597
                self.match(PSParser.VERT)
                self.state = 598
                self.expr()
                self.state = 599
                self.match(PSParser.VERT)
                pass

            elif la_ == 4:
                self.enterOuterAlt(localctx, 4)
                self.state = 601
                self.match(PSParser.L_LEFT)
                self.state = 602
                self.match(PSParser.BAR)
                self.state = 603
                self.expr()
                self.state = 604
                self.match(PSParser.R_RIGHT)
                self.state = 605
                self.match(PSParser.BAR)
                pass

            elif la_ == 5:
                self.enterOuterAlt(localctx, 5)
                self.state = 607
                self.match(PSParser.L_LEFT)
                self.state = 608
                self.match(PSParser.L_VERT)
                self.state = 609
                self.expr()
                self.state = 610
                self.match(PSParser.R_RIGHT)
                self.state = 611
                self.match(PSParser.R_VERT)
                pass

            elif la_ == 6:
                self.enterOuterAlt(localctx, 6)
                self.state = 613
                self.match(PSParser.L_LEFT)
                self.state = 614
                self.match(PSParser.VERT)
                self.state = 615
                self.expr()
                self.state = 616
                self.match(PSParser.R_RIGHT)
                self.state = 617
                self.match(PSParser.VERT)
                pass

            elif la_ == 7:
                self.enterOuterAlt(localctx, 7)
                self.state = 619
                self.match(PSParser.ML_LEFT)
                self.state = 620
                self.match(PSParser.BAR)
                self.state = 621
                self.expr()
                self.state = 622
                self.match(PSParser.MR_RIGHT)
                self.state = 623
                self.match(PSParser.BAR)
                pass

            elif la_ == 8:
                self.enterOuterAlt(localctx, 8)
                self.state = 625
                self.match(PSParser.ML_LEFT)
                self.state = 626
                self.match(PSParser.L_VERT)
                self.state = 627
                self.expr()
                self.state = 628
                self.match(PSParser.MR_RIGHT)
                self.state = 629
                self.match(PSParser.R_VERT)
                pass

            elif la_ == 9:
                self.enterOuterAlt(localctx, 9)
                self.state = 631
                self.match(PSParser.ML_LEFT)
                self.state = 632
                self.match(PSParser.VERT)
                self.state = 633
                self.expr()
                self.state = 634
                self.match(PSParser.MR_RIGHT)
                self.state = 635
                self.match(PSParser.VERT)
                pass

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Floor_groupContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Floor_groupContext, self).__init__(parent, invokingState)
            self.parser = parser

        def L_FLOOR(self):
            return self.getToken(PSParser.L_FLOOR, 0)

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def R_FLOOR(self):
            return self.getToken(PSParser.R_FLOOR, 0)

        def LL_CORNER(self):
            return self.getToken(PSParser.LL_CORNER, 0)

        def LR_CORNER(self):
            return self.getToken(PSParser.LR_CORNER, 0)

        def L_LEFT(self):
            return self.getToken(PSParser.L_LEFT, 0)

        def R_RIGHT(self):
            return self.getToken(PSParser.R_RIGHT, 0)

        def ML_LEFT(self):
            return self.getToken(PSParser.ML_LEFT, 0)

        def MR_RIGHT(self):
            return self.getToken(PSParser.MR_RIGHT, 0)

        def getRuleIndex(self):
            return PSParser.RULE_floor_group

        def enterRule(self, listener):
            if hasattr(listener, "enterFloor_group"):
                listener.enterFloor_group(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitFloor_group"):
                listener.exitFloor_group(self)

    def floor_group(self):

        localctx = PSParser.Floor_groupContext(self, self._ctx, self.state)
        self.enterRule(localctx, 70, self.RULE_floor_group)
        try:
            self.state = 671
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 41, self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 639
                self.match(PSParser.L_FLOOR)
                self.state = 640
                self.expr()
                self.state = 641
                self.match(PSParser.R_FLOOR)
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 643
                self.match(PSParser.LL_CORNER)
                self.state = 644
                self.expr()
                self.state = 645
                self.match(PSParser.LR_CORNER)
                pass

            elif la_ == 3:
                self.enterOuterAlt(localctx, 3)
                self.state = 647
                self.match(PSParser.L_LEFT)
                self.state = 648
                self.match(PSParser.L_FLOOR)
                self.state = 649
                self.expr()
                self.state = 650
                self.match(PSParser.R_RIGHT)
                self.state = 651
                self.match(PSParser.R_FLOOR)
                pass

            elif la_ == 4:
                self.enterOuterAlt(localctx, 4)
                self.state = 653
                self.match(PSParser.L_LEFT)
                self.state = 654
                self.match(PSParser.LL_CORNER)
                self.state = 655
                self.expr()
                self.state = 656
                self.match(PSParser.R_RIGHT)
                self.state = 657
                self.match(PSParser.LR_CORNER)
                pass

            elif la_ == 5:
                self.enterOuterAlt(localctx, 5)
                self.state = 659
                self.match(PSParser.ML_LEFT)
                self.state = 660
                self.match(PSParser.L_FLOOR)
                self.state = 661
                self.expr()
                self.state = 662
                self.match(PSParser.MR_RIGHT)
                self.state = 663
                self.match(PSParser.R_FLOOR)
                pass

            elif la_ == 6:
                self.enterOuterAlt(localctx, 6)
                self.state = 665
                self.match(PSParser.ML_LEFT)
                self.state = 666
                self.match(PSParser.LL_CORNER)
                self.state = 667
                self.expr()
                self.state = 668
                self.match(PSParser.MR_RIGHT)
                self.state = 669
                self.match(PSParser.LR_CORNER)
                pass

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Ceil_groupContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Ceil_groupContext, self).__init__(parent, invokingState)
            self.parser = parser

        def L_CEIL(self):
            return self.getToken(PSParser.L_CEIL, 0)

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def R_CEIL(self):
            return self.getToken(PSParser.R_CEIL, 0)

        def UL_CORNER(self):
            return self.getToken(PSParser.UL_CORNER, 0)

        def UR_CORNER(self):
            return self.getToken(PSParser.UR_CORNER, 0)

        def L_LEFT(self):
            return self.getToken(PSParser.L_LEFT, 0)

        def R_RIGHT(self):
            return self.getToken(PSParser.R_RIGHT, 0)

        def ML_LEFT(self):
            return self.getToken(PSParser.ML_LEFT, 0)

        def MR_RIGHT(self):
            return self.getToken(PSParser.MR_RIGHT, 0)

        def getRuleIndex(self):
            return PSParser.RULE_ceil_group

        def enterRule(self, listener):
            if hasattr(listener, "enterCeil_group"):
                listener.enterCeil_group(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitCeil_group"):
                listener.exitCeil_group(self)

    def ceil_group(self):

        localctx = PSParser.Ceil_groupContext(self, self._ctx, self.state)
        self.enterRule(localctx, 72, self.RULE_ceil_group)
        try:
            self.state = 705
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 42, self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 673
                self.match(PSParser.L_CEIL)
                self.state = 674
                self.expr()
                self.state = 675
                self.match(PSParser.R_CEIL)
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 677
                self.match(PSParser.UL_CORNER)
                self.state = 678
                self.expr()
                self.state = 679
                self.match(PSParser.UR_CORNER)
                pass

            elif la_ == 3:
                self.enterOuterAlt(localctx, 3)
                self.state = 681
                self.match(PSParser.L_LEFT)
                self.state = 682
                self.match(PSParser.L_CEIL)
                self.state = 683
                self.expr()
                self.state = 684
                self.match(PSParser.R_RIGHT)
                self.state = 685
                self.match(PSParser.R_CEIL)
                pass

            elif la_ == 4:
                self.enterOuterAlt(localctx, 4)
                self.state = 687
                self.match(PSParser.L_LEFT)
                self.state = 688
                self.match(PSParser.UL_CORNER)
                self.state = 689
                self.expr()
                self.state = 690
                self.match(PSParser.R_RIGHT)
                self.state = 691
                self.match(PSParser.UR_CORNER)
                pass

            elif la_ == 5:
                self.enterOuterAlt(localctx, 5)
                self.state = 693
                self.match(PSParser.ML_LEFT)
                self.state = 694
                self.match(PSParser.L_CEIL)
                self.state = 695
                self.expr()
                self.state = 696
                self.match(PSParser.MR_RIGHT)
                self.state = 697
                self.match(PSParser.R_CEIL)
                pass

            elif la_ == 6:
                self.enterOuterAlt(localctx, 6)
                self.state = 699
                self.match(PSParser.ML_LEFT)
                self.state = 700
                self.match(PSParser.UL_CORNER)
                self.state = 701
                self.expr()
                self.state = 702
                self.match(PSParser.MR_RIGHT)
                self.state = 703
                self.match(PSParser.UR_CORNER)
                pass

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class AccentContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.AccentContext, self).__init__(parent, invokingState)
            self.parser = parser
            self.base = None  # ExprContext

        def accent_symbol(self):
            return self.getTypedRuleContext(PSParser.Accent_symbolContext, 0)

        def L_BRACE(self):
            return self.getToken(PSParser.L_BRACE, 0)

        def R_BRACE(self):
            return self.getToken(PSParser.R_BRACE, 0)

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_accent

        def enterRule(self, listener):
            if hasattr(listener, "enterAccent"):
                listener.enterAccent(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitAccent"):
                listener.exitAccent(self)

    def accent(self):

        localctx = PSParser.AccentContext(self, self._ctx, self.state)
        self.enterRule(localctx, 74, self.RULE_accent)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 707
            self.accent_symbol()
            self.state = 708
            self.match(PSParser.L_BRACE)
            self.state = 709
            localctx.base = self.expr()
            self.state = 710
            self.match(PSParser.R_BRACE)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Atom_expr_no_supexprContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Atom_expr_no_supexprContext, self).__init__(
                parent, invokingState
            )
            self.parser = parser

        def LETTER_NO_E(self):
            return self.getToken(PSParser.LETTER_NO_E, 0)

        def GREEK_CMD(self):
            return self.getToken(PSParser.GREEK_CMD, 0)

        def OTHER_SYMBOL_CMD(self):
            return self.getToken(PSParser.OTHER_SYMBOL_CMD, 0)

        def accent(self):
            return self.getTypedRuleContext(PSParser.AccentContext, 0)

        def subexpr(self):
            return self.getTypedRuleContext(PSParser.SubexprContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_atom_expr_no_supexpr

        def enterRule(self, listener):
            if hasattr(listener, "enterAtom_expr_no_supexpr"):
                listener.enterAtom_expr_no_supexpr(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitAtom_expr_no_supexpr"):
                listener.exitAtom_expr_no_supexpr(self)

    def atom_expr_no_supexpr(self):

        localctx = PSParser.Atom_expr_no_supexprContext(self, self._ctx, self.state)
        self.enterRule(localctx, 76, self.RULE_atom_expr_no_supexpr)
        self._la = 0  # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 716
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [176]:
                self.state = 712
                self.match(PSParser.LETTER_NO_E)
                pass
            elif token in [191]:
                self.state = 713
                self.match(PSParser.GREEK_CMD)
                pass
            elif token in [192]:
                self.state = 714
                self.match(PSParser.OTHER_SYMBOL_CMD)
                pass
            elif token in [
                1,
                2,
                3,
                4,
                5,
                6,
                7,
                8,
                9,
                10,
                11,
                12,
                13,
                14,
                15,
                16,
                17,
                18,
                19,
                20,
                21,
                22,
                23,
                24,
                25,
                26,
                27,
                28,
                29,
                30,
                31,
                32,
                33,
                34,
                35,
                36,
                37,
                38,
                39,
                40,
                154,
            ]:
                self.state = 715
                self.accent()
                pass
            else:
                raise NoViableAltException(self)

            self.state = 719
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if _la == 167:
                self.state = 718
                self.subexpr()

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Atom_exprContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Atom_exprContext, self).__init__(parent, invokingState)
            self.parser = parser

        def LETTER_NO_E(self):
            return self.getToken(PSParser.LETTER_NO_E, 0)

        def GREEK_CMD(self):
            return self.getToken(PSParser.GREEK_CMD, 0)

        def OTHER_SYMBOL_CMD(self):
            return self.getToken(PSParser.OTHER_SYMBOL_CMD, 0)

        def accent(self):
            return self.getTypedRuleContext(PSParser.AccentContext, 0)

        def supexpr(self):
            return self.getTypedRuleContext(PSParser.SupexprContext, 0)

        def subexpr(self):
            return self.getTypedRuleContext(PSParser.SubexprContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_atom_expr

        def enterRule(self, listener):
            if hasattr(listener, "enterAtom_expr"):
                listener.enterAtom_expr(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitAtom_expr"):
                listener.exitAtom_expr(self)

    def atom_expr(self):

        localctx = PSParser.Atom_exprContext(self, self._ctx, self.state)
        self.enterRule(localctx, 78, self.RULE_atom_expr)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 725
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [176]:
                self.state = 721
                self.match(PSParser.LETTER_NO_E)
                pass
            elif token in [191]:
                self.state = 722
                self.match(PSParser.GREEK_CMD)
                pass
            elif token in [192]:
                self.state = 723
                self.match(PSParser.OTHER_SYMBOL_CMD)
                pass
            elif token in [
                1,
                2,
                3,
                4,
                5,
                6,
                7,
                8,
                9,
                10,
                11,
                12,
                13,
                14,
                15,
                16,
                17,
                18,
                19,
                20,
                21,
                22,
                23,
                24,
                25,
                26,
                27,
                28,
                29,
                30,
                31,
                32,
                33,
                34,
                35,
                36,
                37,
                38,
                39,
                40,
                154,
            ]:
                self.state = 724
                self.accent()
                pass
            else:
                raise NoViableAltException(self)

            self.state = 735
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 46, self._ctx)
            if la_ == 1:
                self.state = 727
                self.supexpr()
                self.state = 728
                self.subexpr()

            elif la_ == 2:
                self.state = 730
                self.subexpr()
                self.state = 731
                self.supexpr()

            elif la_ == 3:
                self.state = 733
                self.subexpr()

            elif la_ == 4:
                self.state = 734
                self.supexpr()

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class AtomContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.AtomContext, self).__init__(parent, invokingState)
            self.parser = parser

        def atom_expr(self):
            return self.getTypedRuleContext(PSParser.Atom_exprContext, 0)

        def SYMBOL(self):
            return self.getToken(PSParser.SYMBOL, 0)

        def NUMBER(self):
            return self.getToken(PSParser.NUMBER, 0)

        def PERCENT_NUMBER(self):
            return self.getToken(PSParser.PERCENT_NUMBER, 0)

        def E_NOTATION(self):
            return self.getToken(PSParser.E_NOTATION, 0)

        def DIFFERENTIAL(self):
            return self.getToken(PSParser.DIFFERENTIAL, 0)

        def mathit(self):
            return self.getTypedRuleContext(PSParser.MathitContext, 0)

        def VARIABLE(self):
            return self.getToken(PSParser.VARIABLE, 0)

        def getRuleIndex(self):
            return PSParser.RULE_atom

        def enterRule(self, listener):
            if hasattr(listener, "enterAtom"):
                listener.enterAtom(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitAtom"):
                listener.exitAtom(self)

    def atom(self):

        localctx = PSParser.AtomContext(self, self._ctx, self.state)
        self.enterRule(localctx, 80, self.RULE_atom)
        try:
            self.state = 745
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 47, self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 737
                self.atom_expr()
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 738
                self.match(PSParser.SYMBOL)
                pass

            elif la_ == 3:
                self.enterOuterAlt(localctx, 3)
                self.state = 739
                self.match(PSParser.NUMBER)
                pass

            elif la_ == 4:
                self.enterOuterAlt(localctx, 4)
                self.state = 740
                self.match(PSParser.PERCENT_NUMBER)
                pass

            elif la_ == 5:
                self.enterOuterAlt(localctx, 5)
                self.state = 741
                self.match(PSParser.E_NOTATION)
                pass

            elif la_ == 6:
                self.enterOuterAlt(localctx, 6)
                self.state = 742
                self.match(PSParser.DIFFERENTIAL)
                pass

            elif la_ == 7:
                self.enterOuterAlt(localctx, 7)
                self.state = 743
                self.mathit()
                pass

            elif la_ == 8:
                self.enterOuterAlt(localctx, 8)
                self.state = 744
                self.match(PSParser.VARIABLE)
                pass

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class MathitContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.MathitContext, self).__init__(parent, invokingState)
            self.parser = parser

        def CMD_MATHIT(self):
            return self.getToken(PSParser.CMD_MATHIT, 0)

        def L_BRACE(self):
            return self.getToken(PSParser.L_BRACE, 0)

        def mathit_text(self):
            return self.getTypedRuleContext(PSParser.Mathit_textContext, 0)

        def R_BRACE(self):
            return self.getToken(PSParser.R_BRACE, 0)

        def getRuleIndex(self):
            return PSParser.RULE_mathit

        def enterRule(self, listener):
            if hasattr(listener, "enterMathit"):
                listener.enterMathit(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitMathit"):
                listener.exitMathit(self)

    def mathit(self):

        localctx = PSParser.MathitContext(self, self._ctx, self.state)
        self.enterRule(localctx, 82, self.RULE_mathit)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 747
            self.match(PSParser.CMD_MATHIT)
            self.state = 748
            self.match(PSParser.L_BRACE)
            self.state = 749
            self.mathit_text()
            self.state = 750
            self.match(PSParser.R_BRACE)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Mathit_textContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Mathit_textContext, self).__init__(parent, invokingState)
            self.parser = parser

        def LETTER_NO_E(self, i=None):
            if i is None:
                return self.getTokens(PSParser.LETTER_NO_E)
            else:
                return self.getToken(PSParser.LETTER_NO_E, i)

        def E_NOTATION_E(self, i=None):
            if i is None:
                return self.getTokens(PSParser.E_NOTATION_E)
            else:
                return self.getToken(PSParser.E_NOTATION_E, i)

        def EXP_E(self, i=None):
            if i is None:
                return self.getTokens(PSParser.EXP_E)
            else:
                return self.getToken(PSParser.EXP_E, i)

        def getRuleIndex(self):
            return PSParser.RULE_mathit_text

        def enterRule(self, listener):
            if hasattr(listener, "enterMathit_text"):
                listener.enterMathit_text(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitMathit_text"):
                listener.exitMathit_text(self)

    def mathit_text(self):

        localctx = PSParser.Mathit_textContext(self, self._ctx, self.state)
        self.enterRule(localctx, 84, self.RULE_mathit_text)
        self._la = 0  # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 753
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while True:
                self.state = 752
                _la = self._input.LA(1)
                if not ((((_la - 174)) & ~0x3F) == 0 and ((1 << (_la - 174)) & 7) != 0):
                    self._errHandler.recoverInline(self)
                else:
                    self._errHandler.reportMatch(self)
                    self.consume()
                self.state = 755
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if not ((((_la - 174)) & ~0x3F) == 0 and ((1 << (_la - 174)) & 7) != 0):
                    break

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class FracContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.FracContext, self).__init__(parent, invokingState)
            self.parser = parser
            self.upper = None  # ExprContext
            self.lower = None  # ExprContext

        def CMD_FRAC(self):
            return self.getToken(PSParser.CMD_FRAC, 0)

        def L_BRACE(self, i=None):
            if i is None:
                return self.getTokens(PSParser.L_BRACE)
            else:
                return self.getToken(PSParser.L_BRACE, i)

        def R_BRACE(self, i=None):
            if i is None:
                return self.getTokens(PSParser.R_BRACE)
            else:
                return self.getToken(PSParser.R_BRACE, i)

        def expr(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.ExprContext)
            else:
                return self.getTypedRuleContext(PSParser.ExprContext, i)

        def getRuleIndex(self):
            return PSParser.RULE_frac

        def enterRule(self, listener):
            if hasattr(listener, "enterFrac"):
                listener.enterFrac(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitFrac"):
                listener.exitFrac(self)

    def frac(self):

        localctx = PSParser.FracContext(self, self._ctx, self.state)
        self.enterRule(localctx, 86, self.RULE_frac)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 757
            self.match(PSParser.CMD_FRAC)
            self.state = 758
            self.match(PSParser.L_BRACE)
            self.state = 759
            localctx.upper = self.expr()
            self.state = 760
            self.match(PSParser.R_BRACE)
            self.state = 761
            self.match(PSParser.L_BRACE)
            self.state = 762
            localctx.lower = self.expr()
            self.state = 763
            self.match(PSParser.R_BRACE)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class BinomContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.BinomContext, self).__init__(parent, invokingState)
            self.parser = parser
            self.upper = None  # ExprContext
            self.lower = None  # ExprContext

        def L_BRACE(self, i=None):
            if i is None:
                return self.getTokens(PSParser.L_BRACE)
            else:
                return self.getToken(PSParser.L_BRACE, i)

        def CMD_CHOOSE(self):
            return self.getToken(PSParser.CMD_CHOOSE, 0)

        def R_BRACE(self, i=None):
            if i is None:
                return self.getTokens(PSParser.R_BRACE)
            else:
                return self.getToken(PSParser.R_BRACE, i)

        def expr(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.ExprContext)
            else:
                return self.getTypedRuleContext(PSParser.ExprContext, i)

        def CMD_BINOM(self):
            return self.getToken(PSParser.CMD_BINOM, 0)

        def getRuleIndex(self):
            return PSParser.RULE_binom

        def enterRule(self, listener):
            if hasattr(listener, "enterBinom"):
                listener.enterBinom(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitBinom"):
                listener.exitBinom(self)

    def binom(self):

        localctx = PSParser.BinomContext(self, self._ctx, self.state)
        self.enterRule(localctx, 88, self.RULE_binom)
        try:
            self.state = 779
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [55]:
                self.enterOuterAlt(localctx, 1)
                self.state = 765
                self.match(PSParser.L_BRACE)
                self.state = 766
                localctx.upper = self.expr()
                self.state = 767
                self.match(PSParser.CMD_CHOOSE)
                self.state = 768
                localctx.lower = self.expr()
                self.state = 769
                self.match(PSParser.R_BRACE)
                pass
            elif token in [151]:
                self.enterOuterAlt(localctx, 2)
                self.state = 771
                self.match(PSParser.CMD_BINOM)
                self.state = 772
                self.match(PSParser.L_BRACE)
                self.state = 773
                localctx.upper = self.expr()
                self.state = 774
                self.match(PSParser.R_BRACE)
                self.state = 775
                self.match(PSParser.L_BRACE)
                self.state = 776
                localctx.lower = self.expr()
                self.state = 777
                self.match(PSParser.R_BRACE)
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Func_normal_functions_single_argContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Func_normal_functions_single_argContext, self).__init__(
                parent, invokingState
            )
            self.parser = parser

        def FUNC_LOG(self):
            return self.getToken(PSParser.FUNC_LOG, 0)

        def FUNC_LN(self):
            return self.getToken(PSParser.FUNC_LN, 0)

        def FUNC_EXP(self):
            return self.getToken(PSParser.FUNC_EXP, 0)

        def FUNC_SIN(self):
            return self.getToken(PSParser.FUNC_SIN, 0)

        def FUNC_COS(self):
            return self.getToken(PSParser.FUNC_COS, 0)

        def FUNC_TAN(self):
            return self.getToken(PSParser.FUNC_TAN, 0)

        def FUNC_CSC(self):
            return self.getToken(PSParser.FUNC_CSC, 0)

        def FUNC_SEC(self):
            return self.getToken(PSParser.FUNC_SEC, 0)

        def FUNC_COT(self):
            return self.getToken(PSParser.FUNC_COT, 0)

        def FUNC_ARCSIN(self):
            return self.getToken(PSParser.FUNC_ARCSIN, 0)

        def FUNC_ARCCOS(self):
            return self.getToken(PSParser.FUNC_ARCCOS, 0)

        def FUNC_ARCTAN(self):
            return self.getToken(PSParser.FUNC_ARCTAN, 0)

        def FUNC_ARCCSC(self):
            return self.getToken(PSParser.FUNC_ARCCSC, 0)

        def FUNC_ARCSEC(self):
            return self.getToken(PSParser.FUNC_ARCSEC, 0)

        def FUNC_ARCCOT(self):
            return self.getToken(PSParser.FUNC_ARCCOT, 0)

        def FUNC_SINH(self):
            return self.getToken(PSParser.FUNC_SINH, 0)

        def FUNC_COSH(self):
            return self.getToken(PSParser.FUNC_COSH, 0)

        def FUNC_TANH(self):
            return self.getToken(PSParser.FUNC_TANH, 0)

        def FUNC_ARSINH(self):
            return self.getToken(PSParser.FUNC_ARSINH, 0)

        def FUNC_ARCOSH(self):
            return self.getToken(PSParser.FUNC_ARCOSH, 0)

        def FUNC_ARTANH(self):
            return self.getToken(PSParser.FUNC_ARTANH, 0)

        def FUNC_ARCSINH(self):
            return self.getToken(PSParser.FUNC_ARCSINH, 0)

        def FUNC_ARCCOSH(self):
            return self.getToken(PSParser.FUNC_ARCCOSH, 0)

        def FUNC_ARCTANH(self):
            return self.getToken(PSParser.FUNC_ARCTANH, 0)

        def FUNC_FLOOR(self):
            return self.getToken(PSParser.FUNC_FLOOR, 0)

        def FUNC_CEIL(self):
            return self.getToken(PSParser.FUNC_CEIL, 0)

        def FUNC_DET(self):
            return self.getToken(PSParser.FUNC_DET, 0)

        def getRuleIndex(self):
            return PSParser.RULE_func_normal_functions_single_arg

        def enterRule(self, listener):
            if hasattr(listener, "enterFunc_normal_functions_single_arg"):
                listener.enterFunc_normal_functions_single_arg(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitFunc_normal_functions_single_arg"):
                listener.exitFunc_normal_functions_single_arg(self)

    def func_normal_functions_single_arg(self):

        localctx = PSParser.Func_normal_functions_single_argContext(
            self, self._ctx, self.state
        )
        self.enterRule(localctx, 90, self.RULE_func_normal_functions_single_arg)
        self._la = 0  # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 781
            _la = self._input.LA(1)
            if not (
                (((_la - 87)) & ~0x3F) == 0 and ((1 << (_la - 87)) & 2611356893183) != 0
            ):
                self._errHandler.recoverInline(self)
            else:
                self._errHandler.reportMatch(self)
                self.consume()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Func_normal_functions_multi_argContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Func_normal_functions_multi_argContext, self).__init__(
                parent, invokingState
            )
            self.parser = parser

        def FUNC_GCD(self):
            return self.getToken(PSParser.FUNC_GCD, 0)

        def FUNC_LCM(self):
            return self.getToken(PSParser.FUNC_LCM, 0)

        def FUNC_MAX(self):
            return self.getToken(PSParser.FUNC_MAX, 0)

        def FUNC_MIN(self):
            return self.getToken(PSParser.FUNC_MIN, 0)

        def getRuleIndex(self):
            return PSParser.RULE_func_normal_functions_multi_arg

        def enterRule(self, listener):
            if hasattr(listener, "enterFunc_normal_functions_multi_arg"):
                listener.enterFunc_normal_functions_multi_arg(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitFunc_normal_functions_multi_arg"):
                listener.exitFunc_normal_functions_multi_arg(self)

    def func_normal_functions_multi_arg(self):

        localctx = PSParser.Func_normal_functions_multi_argContext(
            self, self._ctx, self.state
        )
        self.enterRule(localctx, 92, self.RULE_func_normal_functions_multi_arg)
        self._la = 0  # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 783
            _la = self._input.LA(1)
            if not ((((_la - 122)) & ~0x3F) == 0 and ((1 << (_la - 122)) & 51) != 0):
                self._errHandler.recoverInline(self)
            else:
                self._errHandler.reportMatch(self)
                self.consume()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Func_operator_names_single_argContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Func_operator_names_single_argContext, self).__init__(
                parent, invokingState
            )
            self.parser = parser

        def FUNC_ARSINH_NAME(self):
            return self.getToken(PSParser.FUNC_ARSINH_NAME, 0)

        def FUNC_ARCOSH_NAME(self):
            return self.getToken(PSParser.FUNC_ARCOSH_NAME, 0)

        def FUNC_ARTANH_NAME(self):
            return self.getToken(PSParser.FUNC_ARTANH_NAME, 0)

        def FUNC_ARCSINH_NAME(self):
            return self.getToken(PSParser.FUNC_ARCSINH_NAME, 0)

        def FUNC_ARCCOSH_NAME(self):
            return self.getToken(PSParser.FUNC_ARCCOSH_NAME, 0)

        def FUNC_ARCTANH_NAME(self):
            return self.getToken(PSParser.FUNC_ARCTANH_NAME, 0)

        def FUNC_FLOOR_NAME(self):
            return self.getToken(PSParser.FUNC_FLOOR_NAME, 0)

        def FUNC_CEIL_NAME(self):
            return self.getToken(PSParser.FUNC_CEIL_NAME, 0)

        def FUNC_EYE_NAME(self):
            return self.getToken(PSParser.FUNC_EYE_NAME, 0)

        def FUNC_RANK_NAME(self):
            return self.getToken(PSParser.FUNC_RANK_NAME, 0)

        def FUNC_TRACE_NAME(self):
            return self.getToken(PSParser.FUNC_TRACE_NAME, 0)

        def FUNC_RREF_NAME(self):
            return self.getToken(PSParser.FUNC_RREF_NAME, 0)

        def FUNC_NULLSPACE_NAME(self):
            return self.getToken(PSParser.FUNC_NULLSPACE_NAME, 0)

        def FUNC_DIAGONALIZE_NAME(self):
            return self.getToken(PSParser.FUNC_DIAGONALIZE_NAME, 0)

        def FUNC_NORM_NAME(self):
            return self.getToken(PSParser.FUNC_NORM_NAME, 0)

        def FUNC_EIGENVALS_NAME(self):
            return self.getToken(PSParser.FUNC_EIGENVALS_NAME, 0)

        def FUNC_EIGENVECTORS_NAME(self):
            return self.getToken(PSParser.FUNC_EIGENVECTORS_NAME, 0)

        def FUNC_SVD_NAME(self):
            return self.getToken(PSParser.FUNC_SVD_NAME, 0)

        def FUNC_COLS_NAME(self):
            return self.getToken(PSParser.FUNC_COLS_NAME, 0)

        def FUNC_ROWS_NAME(self):
            return self.getToken(PSParser.FUNC_ROWS_NAME, 0)

        def getRuleIndex(self):
            return PSParser.RULE_func_operator_names_single_arg

        def enterRule(self, listener):
            if hasattr(listener, "enterFunc_operator_names_single_arg"):
                listener.enterFunc_operator_names_single_arg(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitFunc_operator_names_single_arg"):
                listener.exitFunc_operator_names_single_arg(self)

    def func_operator_names_single_arg(self):

        localctx = PSParser.Func_operator_names_single_argContext(
            self, self._ctx, self.state
        )
        self.enterRule(localctx, 94, self.RULE_func_operator_names_single_arg)
        self._la = 0  # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 785
            _la = self._input.LA(1)
            if not (
                (((_la - 111)) & ~0x3F) == 0 and ((1 << (_la - 111)) & 66830205759) != 0
            ):
                self._errHandler.recoverInline(self)
            else:
                self._errHandler.reportMatch(self)
                self.consume()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Func_operator_names_multi_argContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Func_operator_names_multi_argContext, self).__init__(
                parent, invokingState
            )
            self.parser = parser

        def FUNC_GCD_NAME(self):
            return self.getToken(PSParser.FUNC_GCD_NAME, 0)

        def FUNC_LCM_NAME(self):
            return self.getToken(PSParser.FUNC_LCM_NAME, 0)

        def FUNC_ZEROS_NAME(self):
            return self.getToken(PSParser.FUNC_ZEROS_NAME, 0)

        def FUNC_ORTHOGONALIZE_NAME(self):
            return self.getToken(PSParser.FUNC_ORTHOGONALIZE_NAME, 0)

        def FUNC_ONES_NAME(self):
            return self.getToken(PSParser.FUNC_ONES_NAME, 0)

        def FUNC_DIAG_NAME(self):
            return self.getToken(PSParser.FUNC_DIAG_NAME, 0)

        def FUNC_HSTACK_NAME(self):
            return self.getToken(PSParser.FUNC_HSTACK_NAME, 0)

        def FUNC_VSTACK_NAME(self):
            return self.getToken(PSParser.FUNC_VSTACK_NAME, 0)

        def getRuleIndex(self):
            return PSParser.RULE_func_operator_names_multi_arg

        def enterRule(self, listener):
            if hasattr(listener, "enterFunc_operator_names_multi_arg"):
                listener.enterFunc_operator_names_multi_arg(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitFunc_operator_names_multi_arg"):
                listener.exitFunc_operator_names_multi_arg(self)

    def func_operator_names_multi_arg(self):

        localctx = PSParser.Func_operator_names_multi_argContext(
            self, self._ctx, self.state
        )
        self.enterRule(localctx, 96, self.RULE_func_operator_names_multi_arg)
        self._la = 0  # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 787
            _la = self._input.LA(1)
            if not (
                (((_la - 117)) & ~0x3F) == 0 and ((1 << (_la - 117)) & 29515779) != 0
            ):
                self._errHandler.recoverInline(self)
            else:
                self._errHandler.reportMatch(self)
                self.consume()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Func_normal_single_argContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Func_normal_single_argContext, self).__init__(
                parent, invokingState
            )
            self.parser = parser
            self.func_operator_name = None  # Func_operator_names_single_argContext

        def func_normal_functions_single_arg(self):
            return self.getTypedRuleContext(
                PSParser.Func_normal_functions_single_argContext, 0
            )

        def CMD_OPERATORNAME(self):
            return self.getToken(PSParser.CMD_OPERATORNAME, 0)

        def L_BRACE(self):
            return self.getToken(PSParser.L_BRACE, 0)

        def R_BRACE(self):
            return self.getToken(PSParser.R_BRACE, 0)

        def func_operator_names_single_arg(self):
            return self.getTypedRuleContext(
                PSParser.Func_operator_names_single_argContext, 0
            )

        def getRuleIndex(self):
            return PSParser.RULE_func_normal_single_arg

        def enterRule(self, listener):
            if hasattr(listener, "enterFunc_normal_single_arg"):
                listener.enterFunc_normal_single_arg(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitFunc_normal_single_arg"):
                listener.exitFunc_normal_single_arg(self)

    def func_normal_single_arg(self):

        localctx = PSParser.Func_normal_single_argContext(self, self._ctx, self.state)
        self.enterRule(localctx, 98, self.RULE_func_normal_single_arg)
        try:
            self.state = 795
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [
                87,
                88,
                89,
                90,
                91,
                92,
                93,
                94,
                95,
                96,
                97,
                98,
                99,
                100,
                101,
                102,
                103,
                104,
                105,
                106,
                107,
                108,
                109,
                110,
                124,
                125,
                128,
            ]:
                self.enterOuterAlt(localctx, 1)
                self.state = 789
                self.func_normal_functions_single_arg()
                pass
            elif token in [155]:
                self.enterOuterAlt(localctx, 2)
                self.state = 790
                self.match(PSParser.CMD_OPERATORNAME)
                self.state = 791
                self.match(PSParser.L_BRACE)
                self.state = 792
                localctx.func_operator_name = self.func_operator_names_single_arg()
                self.state = 793
                self.match(PSParser.R_BRACE)
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Func_normal_multi_argContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Func_normal_multi_argContext, self).__init__(
                parent, invokingState
            )
            self.parser = parser
            self.func_operator_name = None  # Func_operator_names_multi_argContext

        def func_normal_functions_multi_arg(self):
            return self.getTypedRuleContext(
                PSParser.Func_normal_functions_multi_argContext, 0
            )

        def CMD_OPERATORNAME(self):
            return self.getToken(PSParser.CMD_OPERATORNAME, 0)

        def L_BRACE(self):
            return self.getToken(PSParser.L_BRACE, 0)

        def R_BRACE(self):
            return self.getToken(PSParser.R_BRACE, 0)

        def func_operator_names_multi_arg(self):
            return self.getTypedRuleContext(
                PSParser.Func_operator_names_multi_argContext, 0
            )

        def getRuleIndex(self):
            return PSParser.RULE_func_normal_multi_arg

        def enterRule(self, listener):
            if hasattr(listener, "enterFunc_normal_multi_arg"):
                listener.enterFunc_normal_multi_arg(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitFunc_normal_multi_arg"):
                listener.exitFunc_normal_multi_arg(self)

    def func_normal_multi_arg(self):

        localctx = PSParser.Func_normal_multi_argContext(self, self._ctx, self.state)
        self.enterRule(localctx, 100, self.RULE_func_normal_multi_arg)
        try:
            self.state = 803
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [122, 123, 126, 127]:
                self.enterOuterAlt(localctx, 1)
                self.state = 797
                self.func_normal_functions_multi_arg()
                pass
            elif token in [155]:
                self.enterOuterAlt(localctx, 2)
                self.state = 798
                self.match(PSParser.CMD_OPERATORNAME)
                self.state = 799
                self.match(PSParser.L_BRACE)
                self.state = 800
                localctx.func_operator_name = self.func_operator_names_multi_arg()
                self.state = 801
                self.match(PSParser.R_BRACE)
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class FuncContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.FuncContext, self).__init__(parent, invokingState)
            self.parser = parser
            self.root = None  # ExprContext
            self.base = None  # ExprContext

        def func_normal_single_arg(self):
            return self.getTypedRuleContext(PSParser.Func_normal_single_argContext, 0)

        def L_PAREN(self):
            return self.getToken(PSParser.L_PAREN, 0)

        def func_single_arg(self):
            return self.getTypedRuleContext(PSParser.Func_single_argContext, 0)

        def R_PAREN(self):
            return self.getToken(PSParser.R_PAREN, 0)

        def func_single_arg_noparens(self):
            return self.getTypedRuleContext(PSParser.Func_single_arg_noparensContext, 0)

        def subexpr(self):
            return self.getTypedRuleContext(PSParser.SubexprContext, 0)

        def supexpr(self):
            return self.getTypedRuleContext(PSParser.SupexprContext, 0)

        def L_LEFT(self):
            return self.getToken(PSParser.L_LEFT, 0)

        def R_RIGHT(self):
            return self.getToken(PSParser.R_RIGHT, 0)

        def ML_LEFT(self):
            return self.getToken(PSParser.ML_LEFT, 0)

        def MR_RIGHT(self):
            return self.getToken(PSParser.MR_RIGHT, 0)

        def func_normal_multi_arg(self):
            return self.getTypedRuleContext(PSParser.Func_normal_multi_argContext, 0)

        def func_multi_arg(self):
            return self.getTypedRuleContext(PSParser.Func_multi_argContext, 0)

        def func_multi_arg_noparens(self):
            return self.getTypedRuleContext(PSParser.Func_multi_arg_noparensContext, 0)

        def atom_expr_no_supexpr(self):
            return self.getTypedRuleContext(PSParser.Atom_expr_no_supexprContext, 0)

        def func_common_args(self):
            return self.getTypedRuleContext(PSParser.Func_common_argsContext, 0)

        def L_BRACKET(self):
            return self.getToken(PSParser.L_BRACKET, 0)

        def R_BRACKET(self):
            return self.getToken(PSParser.R_BRACKET, 0)

        def L_BRACE(self, i=None):
            if i is None:
                return self.getTokens(PSParser.L_BRACE)
            else:
                return self.getToken(PSParser.L_BRACE, i)

        def R_BRACE(self, i=None):
            if i is None:
                return self.getTokens(PSParser.R_BRACE)
            else:
                return self.getToken(PSParser.R_BRACE, i)

        def FUNC_INT(self):
            return self.getToken(PSParser.FUNC_INT, 0)

        def DIFFERENTIAL(self):
            return self.getToken(PSParser.DIFFERENTIAL, 0)

        def frac(self):
            return self.getTypedRuleContext(PSParser.FracContext, 0)

        def additive(self):
            return self.getTypedRuleContext(PSParser.AdditiveContext, 0)

        def UNDERSCORE(self):
            return self.getToken(PSParser.UNDERSCORE, 0)

        def CARET(self):
            return self.getToken(PSParser.CARET, 0)

        def FUNC_SQRT(self):
            return self.getToken(PSParser.FUNC_SQRT, 0)

        def expr(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.ExprContext)
            else:
                return self.getTypedRuleContext(PSParser.ExprContext, i)

        def mp(self):
            return self.getTypedRuleContext(PSParser.MpContext, 0)

        def FUNC_SUM(self):
            return self.getToken(PSParser.FUNC_SUM, 0)

        def FUNC_PROD(self):
            return self.getToken(PSParser.FUNC_PROD, 0)

        def subeq(self):
            return self.getTypedRuleContext(PSParser.SubeqContext, 0)

        def FUNC_LIM(self):
            return self.getToken(PSParser.FUNC_LIM, 0)

        def limit_sub(self):
            return self.getTypedRuleContext(PSParser.Limit_subContext, 0)

        def EXP_E(self):
            return self.getToken(PSParser.EXP_E, 0)

        def getRuleIndex(self):
            return PSParser.RULE_func

        def enterRule(self, listener):
            if hasattr(listener, "enterFunc"):
                listener.enterFunc(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitFunc"):
                listener.exitFunc(self)

    def func(self):

        localctx = PSParser.FuncContext(self, self._ctx, self.state)
        self.enterRule(localctx, 102, self.RULE_func)
        self._la = 0  # Token type
        try:
            self.state = 971
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 84, self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 805
                self.func_normal_single_arg()
                self.state = 818
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input, 56, self._ctx)
                if la_ == 1:
                    self.state = 807
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la == 167:
                        self.state = 806
                        self.subexpr()

                    self.state = 810
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la == 168:
                        self.state = 809
                        self.supexpr()

                    pass

                elif la_ == 2:
                    self.state = 813
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la == 168:
                        self.state = 812
                        self.supexpr()

                    self.state = 816
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la == 167:
                        self.state = 815
                        self.subexpr()

                    pass

                self.state = 841
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input, 61, self._ctx)
                if la_ == 1:
                    self.state = 821
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la == 78:
                        self.state = 820
                        self.match(PSParser.L_LEFT)

                    self.state = 823
                    self.match(PSParser.L_PAREN)
                    self.state = 824
                    self.func_single_arg()
                    self.state = 826
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la == 79:
                        self.state = 825
                        self.match(PSParser.R_RIGHT)

                    self.state = 828
                    self.match(PSParser.R_PAREN)
                    pass

                elif la_ == 2:
                    self.state = 831
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la == 80:
                        self.state = 830
                        self.match(PSParser.ML_LEFT)

                    self.state = 833
                    self.match(PSParser.L_PAREN)
                    self.state = 834
                    self.func_single_arg()
                    self.state = 836
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la == 81:
                        self.state = 835
                        self.match(PSParser.MR_RIGHT)

                    self.state = 838
                    self.match(PSParser.R_PAREN)
                    pass

                elif la_ == 3:
                    self.state = 840
                    self.func_single_arg_noparens()
                    pass

                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 843
                self.func_normal_multi_arg()
                self.state = 856
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input, 66, self._ctx)
                if la_ == 1:
                    self.state = 845
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la == 167:
                        self.state = 844
                        self.subexpr()

                    self.state = 848
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la == 168:
                        self.state = 847
                        self.supexpr()

                    pass

                elif la_ == 2:
                    self.state = 851
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la == 168:
                        self.state = 850
                        self.supexpr()

                    self.state = 854
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la == 167:
                        self.state = 853
                        self.subexpr()

                    pass

                self.state = 879
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input, 71, self._ctx)
                if la_ == 1:
                    self.state = 859
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la == 78:
                        self.state = 858
                        self.match(PSParser.L_LEFT)

                    self.state = 861
                    self.match(PSParser.L_PAREN)
                    self.state = 862
                    self.func_multi_arg()
                    self.state = 864
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la == 79:
                        self.state = 863
                        self.match(PSParser.R_RIGHT)

                    self.state = 866
                    self.match(PSParser.R_PAREN)
                    pass

                elif la_ == 2:
                    self.state = 869
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la == 80:
                        self.state = 868
                        self.match(PSParser.ML_LEFT)

                    self.state = 871
                    self.match(PSParser.L_PAREN)
                    self.state = 872
                    self.func_multi_arg()
                    self.state = 874
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la == 81:
                        self.state = 873
                        self.match(PSParser.MR_RIGHT)

                    self.state = 876
                    self.match(PSParser.R_PAREN)
                    pass

                elif la_ == 3:
                    self.state = 878
                    self.func_multi_arg_noparens()
                    pass

                pass

            elif la_ == 3:
                self.enterOuterAlt(localctx, 3)
                self.state = 881
                self.atom_expr_no_supexpr()
                self.state = 883
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la == 168:
                    self.state = 882
                    self.supexpr()

                self.state = 886
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la == 78:
                    self.state = 885
                    self.match(PSParser.L_LEFT)

                self.state = 888
                _la = self._input.LA(1)
                if not (_la == 51 or _la == 61):
                    self._errHandler.recoverInline(self)
                else:
                    self._errHandler.reportMatch(self)
                    self.consume()
                self.state = 889
                self.func_common_args()
                self.state = 890
                _la = self._input.LA(1)
                if not (_la == 52 or _la == 62):
                    self._errHandler.recoverInline(self)
                else:
                    self._errHandler.reportMatch(self)
                    self.consume()
                self.state = 892
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input, 74, self._ctx)
                if la_ == 1:
                    self.state = 891
                    self.match(PSParser.R_RIGHT)

                pass

            elif la_ == 4:
                self.enterOuterAlt(localctx, 4)
                self.state = 894
                self.atom_expr_no_supexpr()
                self.state = 896
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la == 168:
                    self.state = 895
                    self.supexpr()

                self.state = 898
                self.match(PSParser.L_BRACE)
                self.state = 900
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la == 78:
                    self.state = 899
                    self.match(PSParser.L_LEFT)

                self.state = 902
                _la = self._input.LA(1)
                if not (_la == 51 or _la == 61):
                    self._errHandler.recoverInline(self)
                else:
                    self._errHandler.reportMatch(self)
                    self.consume()
                self.state = 903
                self.func_common_args()
                self.state = 904
                _la = self._input.LA(1)
                if not (_la == 52 or _la == 62):
                    self._errHandler.recoverInline(self)
                else:
                    self._errHandler.reportMatch(self)
                    self.consume()
                self.state = 906
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la == 79:
                    self.state = 905
                    self.match(PSParser.R_RIGHT)

                self.state = 908
                self.match(PSParser.R_BRACE)
                pass

            elif la_ == 5:
                self.enterOuterAlt(localctx, 5)
                self.state = 910
                self.match(PSParser.FUNC_INT)
                self.state = 931
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input, 78, self._ctx)
                if la_ == 1:
                    self.state = 911
                    self.subexpr()
                    self.state = 912
                    self.supexpr()

                elif la_ == 2:
                    self.state = 914
                    self.supexpr()
                    self.state = 915
                    self.subexpr()

                elif la_ == 3:
                    self.state = 917
                    self.match(PSParser.UNDERSCORE)
                    self.state = 918
                    self.match(PSParser.L_BRACE)
                    self.state = 919
                    self.match(PSParser.R_BRACE)

                    self.state = 921
                    self.match(PSParser.CARET)
                    self.state = 922
                    self.match(PSParser.L_BRACE)
                    self.state = 923
                    self.match(PSParser.R_BRACE)

                elif la_ == 4:
                    self.state = 924
                    self.match(PSParser.CARET)
                    self.state = 925
                    self.match(PSParser.L_BRACE)
                    self.state = 926
                    self.match(PSParser.R_BRACE)

                    self.state = 928
                    self.match(PSParser.UNDERSCORE)
                    self.state = 929
                    self.match(PSParser.L_BRACE)
                    self.state = 930
                    self.match(PSParser.R_BRACE)

                self.state = 939
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input, 80, self._ctx)
                if la_ == 1:
                    self.state = 934
                    self._errHandler.sync(self)
                    la_ = self._interp.adaptivePredict(self._input, 79, self._ctx)
                    if la_ == 1:
                        self.state = 933
                        self.additive(0)

                    self.state = 936
                    self.match(PSParser.DIFFERENTIAL)
                    pass

                elif la_ == 2:
                    self.state = 937
                    self.frac()
                    pass

                elif la_ == 3:
                    self.state = 938
                    self.additive(0)
                    pass

                pass

            elif la_ == 6:
                self.enterOuterAlt(localctx, 6)
                self.state = 941
                self.match(PSParser.FUNC_SQRT)
                self.state = 946
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la == 61:
                    self.state = 942
                    self.match(PSParser.L_BRACKET)
                    self.state = 943
                    localctx.root = self.expr()
                    self.state = 944
                    self.match(PSParser.R_BRACKET)

                self.state = 948
                self.match(PSParser.L_BRACE)
                self.state = 949
                localctx.base = self.expr()
                self.state = 950
                self.match(PSParser.R_BRACE)
                pass

            elif la_ == 7:
                self.enterOuterAlt(localctx, 7)
                self.state = 952
                _la = self._input.LA(1)
                if not (_la == 85 or _la == 86):
                    self._errHandler.recoverInline(self)
                else:
                    self._errHandler.reportMatch(self)
                    self.consume()
                self.state = 959
                self._errHandler.sync(self)
                token = self._input.LA(1)
                if token in [167]:
                    self.state = 953
                    self.subeq()
                    self.state = 954
                    self.supexpr()
                    pass
                elif token in [168]:
                    self.state = 956
                    self.supexpr()
                    self.state = 957
                    self.subeq()
                    pass
                else:
                    raise NoViableAltException(self)

                self.state = 961
                self.mp(0)
                pass

            elif la_ == 8:
                self.enterOuterAlt(localctx, 8)
                self.state = 963
                self.match(PSParser.FUNC_LIM)
                self.state = 964
                self.limit_sub()
                self.state = 965
                self.mp(0)
                pass

            elif la_ == 9:
                self.enterOuterAlt(localctx, 9)
                self.state = 967
                self.match(PSParser.EXP_E)
                self.state = 969
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input, 83, self._ctx)
                if la_ == 1:
                    self.state = 968
                    self.supexpr()

                pass

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class ArgsContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.ArgsContext, self).__init__(parent, invokingState)
            self.parser = parser

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def COMMA(self):
            return self.getToken(PSParser.COMMA, 0)

        def args(self):
            return self.getTypedRuleContext(PSParser.ArgsContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_args

        def enterRule(self, listener):
            if hasattr(listener, "enterArgs"):
                listener.enterArgs(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitArgs"):
                listener.exitArgs(self)

    def args(self):

        localctx = PSParser.ArgsContext(self, self._ctx, self.state)
        self.enterRule(localctx, 104, self.RULE_args)
        try:
            self.state = 978
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 85, self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 973
                self.expr()
                self.state = 974
                self.match(PSParser.COMMA)
                self.state = 975
                self.args()
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 977
                self.expr()
                pass

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Func_common_argsContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Func_common_argsContext, self).__init__(
                parent, invokingState
            )
            self.parser = parser

        def atom(self):
            return self.getTypedRuleContext(PSParser.AtomContext, 0)

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def COMMA(self):
            return self.getToken(PSParser.COMMA, 0)

        def args(self):
            return self.getTypedRuleContext(PSParser.ArgsContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_func_common_args

        def enterRule(self, listener):
            if hasattr(listener, "enterFunc_common_args"):
                listener.enterFunc_common_args(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitFunc_common_args"):
                listener.exitFunc_common_args(self)

    def func_common_args(self):

        localctx = PSParser.Func_common_argsContext(self, self._ctx, self.state)
        self.enterRule(localctx, 106, self.RULE_func_common_args)
        try:
            self.state = 988
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 86, self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 980
                self.atom()
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 981
                self.expr()
                self.state = 982
                self.match(PSParser.COMMA)
                pass

            elif la_ == 3:
                self.enterOuterAlt(localctx, 3)
                self.state = 984
                self.expr()
                self.state = 985
                self.match(PSParser.COMMA)
                self.state = 986
                self.args()
                pass

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Limit_subContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Limit_subContext, self).__init__(parent, invokingState)
            self.parser = parser

        def UNDERSCORE(self):
            return self.getToken(PSParser.UNDERSCORE, 0)

        def L_BRACE(self, i=None):
            if i is None:
                return self.getTokens(PSParser.L_BRACE)
            else:
                return self.getToken(PSParser.L_BRACE, i)

        def LIM_APPROACH_SYM(self):
            return self.getToken(PSParser.LIM_APPROACH_SYM, 0)

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def R_BRACE(self, i=None):
            if i is None:
                return self.getTokens(PSParser.R_BRACE)
            else:
                return self.getToken(PSParser.R_BRACE, i)

        def LETTER_NO_E(self):
            return self.getToken(PSParser.LETTER_NO_E, 0)

        def GREEK_CMD(self):
            return self.getToken(PSParser.GREEK_CMD, 0)

        def OTHER_SYMBOL_CMD(self):
            return self.getToken(PSParser.OTHER_SYMBOL_CMD, 0)

        def CARET(self):
            return self.getToken(PSParser.CARET, 0)

        def ADD(self):
            return self.getToken(PSParser.ADD, 0)

        def SUB(self):
            return self.getToken(PSParser.SUB, 0)

        def getRuleIndex(self):
            return PSParser.RULE_limit_sub

        def enterRule(self, listener):
            if hasattr(listener, "enterLimit_sub"):
                listener.enterLimit_sub(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitLimit_sub"):
                listener.exitLimit_sub(self)

    def limit_sub(self):

        localctx = PSParser.Limit_subContext(self, self._ctx, self.state)
        self.enterRule(localctx, 108, self.RULE_limit_sub)
        self._la = 0  # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 990
            self.match(PSParser.UNDERSCORE)
            self.state = 991
            self.match(PSParser.L_BRACE)
            self.state = 992
            _la = self._input.LA(1)
            if not ((((_la - 176)) & ~0x3F) == 0 and ((1 << (_la - 176)) & 98305) != 0):
                self._errHandler.recoverInline(self)
            else:
                self._errHandler.reportMatch(self)
                self.consume()
            self.state = 993
            self.match(PSParser.LIM_APPROACH_SYM)
            self.state = 994
            self.expr()
            self.state = 999
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if _la == 168:
                self.state = 995
                self.match(PSParser.CARET)
                self.state = 996
                self.match(PSParser.L_BRACE)
                self.state = 997
                _la = self._input.LA(1)
                if not (_la == 47 or _la == 48):
                    self._errHandler.recoverInline(self)
                else:
                    self._errHandler.reportMatch(self)
                    self.consume()
                self.state = 998
                self.match(PSParser.R_BRACE)

            self.state = 1001
            self.match(PSParser.R_BRACE)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Func_single_argContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Func_single_argContext, self).__init__(parent, invokingState)
            self.parser = parser

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_func_single_arg

        def enterRule(self, listener):
            if hasattr(listener, "enterFunc_single_arg"):
                listener.enterFunc_single_arg(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitFunc_single_arg"):
                listener.exitFunc_single_arg(self)

    def func_single_arg(self):

        localctx = PSParser.Func_single_argContext(self, self._ctx, self.state)
        self.enterRule(localctx, 110, self.RULE_func_single_arg)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 1003
            self.expr()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Func_single_arg_noparensContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Func_single_arg_noparensContext, self).__init__(
                parent, invokingState
            )
            self.parser = parser

        def mp_nofunc(self):
            return self.getTypedRuleContext(PSParser.Mp_nofuncContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_func_single_arg_noparens

        def enterRule(self, listener):
            if hasattr(listener, "enterFunc_single_arg_noparens"):
                listener.enterFunc_single_arg_noparens(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitFunc_single_arg_noparens"):
                listener.exitFunc_single_arg_noparens(self)

    def func_single_arg_noparens(self):

        localctx = PSParser.Func_single_arg_noparensContext(self, self._ctx, self.state)
        self.enterRule(localctx, 112, self.RULE_func_single_arg_noparens)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 1005
            self.mp_nofunc(0)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Func_multi_argContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Func_multi_argContext, self).__init__(parent, invokingState)
            self.parser = parser

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def COMMA(self):
            return self.getToken(PSParser.COMMA, 0)

        def func_multi_arg(self):
            return self.getTypedRuleContext(PSParser.Func_multi_argContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_func_multi_arg

        def enterRule(self, listener):
            if hasattr(listener, "enterFunc_multi_arg"):
                listener.enterFunc_multi_arg(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitFunc_multi_arg"):
                listener.exitFunc_multi_arg(self)

    def func_multi_arg(self):

        localctx = PSParser.Func_multi_argContext(self, self._ctx, self.state)
        self.enterRule(localctx, 114, self.RULE_func_multi_arg)
        try:
            self.state = 1012
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 88, self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 1007
                self.expr()
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 1008
                self.expr()
                self.state = 1009
                self.match(PSParser.COMMA)
                self.state = 1010
                self.func_multi_arg()
                pass

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Func_multi_arg_noparensContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Func_multi_arg_noparensContext, self).__init__(
                parent, invokingState
            )
            self.parser = parser

        def mp_nofunc(self):
            return self.getTypedRuleContext(PSParser.Mp_nofuncContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_func_multi_arg_noparens

        def enterRule(self, listener):
            if hasattr(listener, "enterFunc_multi_arg_noparens"):
                listener.enterFunc_multi_arg_noparens(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitFunc_multi_arg_noparens"):
                listener.exitFunc_multi_arg_noparens(self)

    def func_multi_arg_noparens(self):

        localctx = PSParser.Func_multi_arg_noparensContext(self, self._ctx, self.state)
        self.enterRule(localctx, 116, self.RULE_func_multi_arg_noparens)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 1014
            self.mp_nofunc(0)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class SubexprContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.SubexprContext, self).__init__(parent, invokingState)
            self.parser = parser

        def UNDERSCORE(self):
            return self.getToken(PSParser.UNDERSCORE, 0)

        def atom(self):
            return self.getTypedRuleContext(PSParser.AtomContext, 0)

        def L_BRACE(self):
            return self.getToken(PSParser.L_BRACE, 0)

        def R_BRACE(self):
            return self.getToken(PSParser.R_BRACE, 0)

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def args(self):
            return self.getTypedRuleContext(PSParser.ArgsContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_subexpr

        def enterRule(self, listener):
            if hasattr(listener, "enterSubexpr"):
                listener.enterSubexpr(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitSubexpr"):
                listener.exitSubexpr(self)

    def subexpr(self):

        localctx = PSParser.SubexprContext(self, self._ctx, self.state)
        self.enterRule(localctx, 118, self.RULE_subexpr)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 1016
            self.match(PSParser.UNDERSCORE)
            self.state = 1025
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [
                1,
                2,
                3,
                4,
                5,
                6,
                7,
                8,
                9,
                10,
                11,
                12,
                13,
                14,
                15,
                16,
                17,
                18,
                19,
                20,
                21,
                22,
                23,
                24,
                25,
                26,
                27,
                28,
                29,
                30,
                31,
                32,
                33,
                34,
                35,
                36,
                37,
                38,
                39,
                40,
                154,
                173,
                176,
                179,
                180,
                190,
                191,
                192,
                193,
                194,
            ]:
                self.state = 1017
                self.atom()
                pass
            elif token in [55]:
                self.state = 1018
                self.match(PSParser.L_BRACE)
                self.state = 1021
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input, 89, self._ctx)
                if la_ == 1:
                    self.state = 1019
                    self.expr()
                    pass

                elif la_ == 2:
                    self.state = 1020
                    self.args()
                    pass

                self.state = 1023
                self.match(PSParser.R_BRACE)
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class SupexprContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.SupexprContext, self).__init__(parent, invokingState)
            self.parser = parser

        def CARET(self):
            return self.getToken(PSParser.CARET, 0)

        def atom(self):
            return self.getTypedRuleContext(PSParser.AtomContext, 0)

        def L_BRACE(self):
            return self.getToken(PSParser.L_BRACE, 0)

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def R_BRACE(self):
            return self.getToken(PSParser.R_BRACE, 0)

        def getRuleIndex(self):
            return PSParser.RULE_supexpr

        def enterRule(self, listener):
            if hasattr(listener, "enterSupexpr"):
                listener.enterSupexpr(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitSupexpr"):
                listener.exitSupexpr(self)

    def supexpr(self):

        localctx = PSParser.SupexprContext(self, self._ctx, self.state)
        self.enterRule(localctx, 120, self.RULE_supexpr)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 1027
            self.match(PSParser.CARET)
            self.state = 1033
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [
                1,
                2,
                3,
                4,
                5,
                6,
                7,
                8,
                9,
                10,
                11,
                12,
                13,
                14,
                15,
                16,
                17,
                18,
                19,
                20,
                21,
                22,
                23,
                24,
                25,
                26,
                27,
                28,
                29,
                30,
                31,
                32,
                33,
                34,
                35,
                36,
                37,
                38,
                39,
                40,
                154,
                173,
                176,
                179,
                180,
                190,
                191,
                192,
                193,
                194,
            ]:
                self.state = 1028
                self.atom()
                pass
            elif token in [55]:
                self.state = 1029
                self.match(PSParser.L_BRACE)
                self.state = 1030
                self.expr()
                self.state = 1031
                self.match(PSParser.R_BRACE)
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class SubeqContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.SubeqContext, self).__init__(parent, invokingState)
            self.parser = parser

        def UNDERSCORE(self):
            return self.getToken(PSParser.UNDERSCORE, 0)

        def L_BRACE(self):
            return self.getToken(PSParser.L_BRACE, 0)

        def equality(self):
            return self.getTypedRuleContext(PSParser.EqualityContext, 0)

        def R_BRACE(self):
            return self.getToken(PSParser.R_BRACE, 0)

        def getRuleIndex(self):
            return PSParser.RULE_subeq

        def enterRule(self, listener):
            if hasattr(listener, "enterSubeq"):
                listener.enterSubeq(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitSubeq"):
                listener.exitSubeq(self)

    def subeq(self):

        localctx = PSParser.SubeqContext(self, self._ctx, self.state)
        self.enterRule(localctx, 122, self.RULE_subeq)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 1035
            self.match(PSParser.UNDERSCORE)
            self.state = 1036
            self.match(PSParser.L_BRACE)
            self.state = 1037
            self.equality()
            self.state = 1038
            self.match(PSParser.R_BRACE)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class SupeqContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.SupeqContext, self).__init__(parent, invokingState)
            self.parser = parser

        def UNDERSCORE(self):
            return self.getToken(PSParser.UNDERSCORE, 0)

        def L_BRACE(self):
            return self.getToken(PSParser.L_BRACE, 0)

        def equality(self):
            return self.getTypedRuleContext(PSParser.EqualityContext, 0)

        def R_BRACE(self):
            return self.getToken(PSParser.R_BRACE, 0)

        def getRuleIndex(self):
            return PSParser.RULE_supeq

        def enterRule(self, listener):
            if hasattr(listener, "enterSupeq"):
                listener.enterSupeq(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitSupeq"):
                listener.exitSupeq(self)

    def supeq(self):

        localctx = PSParser.SupeqContext(self, self._ctx, self.state)
        self.enterRule(localctx, 124, self.RULE_supeq)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 1040
            self.match(PSParser.UNDERSCORE)
            self.state = 1041
            self.match(PSParser.L_BRACE)
            self.state = 1042
            self.equality()
            self.state = 1043
            self.match(PSParser.R_BRACE)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    def sempred(self, localctx, ruleIndex, predIndex):
        if self._predicates == None:
            self._predicates = dict()
        self._predicates[12] = self.relation_sempred
        self._predicates[17] = self.additive_sempred
        self._predicates[18] = self.mp_sempred
        self._predicates[19] = self.mp_nofunc_sempred
        self._predicates[28] = self.exp_sempred
        self._predicates[29] = self.exp_nofunc_sempred
        pred = self._predicates.get(ruleIndex, None)
        if pred is None:
            raise Exception("No predicate with index:" + str(ruleIndex))
        else:
            return pred(localctx, predIndex)

    def relation_sempred(self, localctx, predIndex):
        if predIndex == 0:
            return self.precpred(self._ctx, 2)

    def additive_sempred(self, localctx, predIndex):
        if predIndex == 1:
            return self.precpred(self._ctx, 2)

    def mp_sempred(self, localctx, predIndex):
        if predIndex == 2:
            return self.precpred(self._ctx, 2)

    def mp_nofunc_sempred(self, localctx, predIndex):
        if predIndex == 3:
            return self.precpred(self._ctx, 2)

    def exp_sempred(self, localctx, predIndex):
        if predIndex == 4:
            return self.precpred(self._ctx, 2)

    def exp_nofunc_sempred(self, localctx, predIndex):
        if predIndex == 5:
            return self.precpred(self._ctx, 2)
