TSTP Solution File: SYO069^4.001 by Lash---1.13

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Lash---1.13
% Problem  : SYO069^4.001 : TPTP v8.1.2. Released v4.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : lash -P picomus -M modes -p tstp -t %d %s

% Computer : n003.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Fri Sep  1 04:45:03 EDT 2023

% Result   : Theorem 4.09s 4.25s
% Output   : Proof 4.09s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    4
%            Number of leaves      :  156
% Syntax   : Number of formulae    :  165 (  30 unt;  11 typ;  23 def)
%            Number of atoms       :  682 (  23 equ;   3 cnn)
%            Maximal formula atoms :   42 (   4 avg)
%            Number of connectives : 1259 ( 132   ~;  78   |;   1   &; 646   @)
%                                         (  60 <=>; 342  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   20 (   5 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   34 (  34   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   95 (  91 usr;  88 con; 0-2 aty)
%            Number of variables   :  240 (  37   ^; 201   !;   2   ?; 240   :)

% Comments : 
%------------------------------------------------------------------------------
thf(ty_eigen__3,type,
    eigen__3: $i ).

thf(ty_eigen__16,type,
    eigen__16: $i ).

thf(ty_eigen__15,type,
    eigen__15: $i ).

thf(ty_eigen__2,type,
    eigen__2: $i ).

thf(ty_a1,type,
    a1: $i > $o ).

thf(ty_eigen__0,type,
    eigen__0: $i ).

thf(ty_a0,type,
    a0: $i > $o ).

thf(ty_b1,type,
    b1: $i > $o ).

thf(ty_b0,type,
    b0: $i > $o ).

thf(ty_irel,type,
    irel: $i > $i > $o ).

thf(ty_f,type,
    f: $i > $o ).

thf(h0,assumption,
    ! [X1: $i > $o,X2: $i] :
      ( ( X1 @ X2 )
     => ( X1 @ ( eps__0 @ X1 ) ) ),
    introduced(assumption,[]) ).

thf(eigendef_eigen__3,definition,
    ( eigen__3
    = ( eps__0
      @ ^ [X1: $i] :
          ~ ( ( irel @ eigen__2 @ X1 )
           => ( a1 @ X1 ) ) ) ),
    introduced(definition,[new_symbols(definition,[eigen__3])]) ).

thf(eigendef_eigen__15,definition,
    ( eigen__15
    = ( eps__0
      @ ^ [X1: $i] :
          ~ ( ( irel @ eigen__3 @ X1 )
           => ( ! [X2: $i] :
                  ( ( irel @ X1 @ X2 )
                 => ( b1 @ X2 ) )
             => ! [X2: $i] :
                  ( ( irel @ X1 @ X2 )
                 => ( b0 @ X2 ) ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[eigen__15])]) ).

thf(eigendef_eigen__2,definition,
    ( eigen__2
    = ( eps__0
      @ ^ [X1: $i] :
          ~ ( ( irel @ eigen__0 @ X1 )
           => ( ! [X2: $i] :
                  ( ( irel @ X1 @ X2 )
                 => ( b0 @ X2 ) )
             => ! [X2: $i] :
                  ( ( irel @ X1 @ X2 )
                 => ( a1 @ X2 ) ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[eigen__2])]) ).

thf(eigendef_eigen__16,definition,
    ( eigen__16
    = ( eps__0
      @ ^ [X1: $i] :
          ~ ( ( irel @ eigen__15 @ X1 )
           => ( b0 @ X1 ) ) ) ),
    introduced(definition,[new_symbols(definition,[eigen__16])]) ).

thf(sP1,plain,
    ( sP1
  <=> ( ( ! [X1: $i] :
            ( ( irel @ eigen__0 @ X1 )
           => ( a0 @ X1 ) )
       => ! [X1: $i] :
            ( ( irel @ eigen__0 @ X1 )
           => ( f @ X1 ) ) )
     => ( ( ! [X1: $i] :
              ( ( irel @ eigen__0 @ X1 )
             => ( ! [X2: $i] :
                    ( ( irel @ X1 @ X2 )
                   => ( b1 @ X2 ) )
               => ! [X2: $i] :
                    ( ( irel @ X1 @ X2 )
                   => ( b0 @ X2 ) ) ) )
         => ! [X1: $i] :
              ( ( irel @ eigen__0 @ X1 )
             => ( a1 @ X1 ) ) )
       => ~ ( ! [X1: $i] :
                ( ( irel @ eigen__0 @ X1 )
               => ( ! [X2: $i] :
                      ( ( irel @ X1 @ X2 )
                     => ( b0 @ X2 ) )
                 => ! [X2: $i] :
                      ( ( irel @ X1 @ X2 )
                     => ( a1 @ X2 ) ) ) )
           => ! [X1: $i] :
                ( ( irel @ eigen__0 @ X1 )
               => ( a0 @ X1 ) ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP1])]) ).

thf(sP2,plain,
    ( sP2
  <=> ! [X1: $i,X2: $i,X3: $i] :
        ( ~ ( ( irel @ X1 @ X2 )
           => ~ ( irel @ X2 @ X3 ) )
       => ( irel @ X1 @ X3 ) ) ),
    introduced(definition,[new_symbols(definition,[sP2])]) ).

thf(sP3,plain,
    ( sP3
  <=> ( ! [X1: $i] :
          ( ( irel @ eigen__2 @ X1 )
         => ( b0 @ X1 ) )
     => ! [X1: $i] :
          ( ( irel @ eigen__2 @ X1 )
         => ( a1 @ X1 ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP3])]) ).

thf(sP4,plain,
    ( sP4
  <=> ! [X1: $i] :
        ( ( irel @ eigen__0 @ X1 )
       => ( f @ X1 ) ) ),
    introduced(definition,[new_symbols(definition,[sP4])]) ).

thf(sP5,plain,
    ( sP5
  <=> ( ( irel @ eigen__2 @ eigen__16 )
     => ( b0 @ eigen__16 ) ) ),
    introduced(definition,[new_symbols(definition,[sP5])]) ).

thf(sP6,plain,
    ( sP6
  <=> ( ( ! [X1: $i] :
            ( ( irel @ eigen__0 @ X1 )
           => ( ! [X2: $i] :
                  ( ( irel @ X1 @ X2 )
                 => ( b1 @ X2 ) )
             => ! [X2: $i] :
                  ( ( irel @ X1 @ X2 )
                 => ( b0 @ X2 ) ) ) )
       => ! [X1: $i] :
            ( ( irel @ eigen__0 @ X1 )
           => ( a1 @ X1 ) ) )
     => ~ ( ! [X1: $i] :
              ( ( irel @ eigen__0 @ X1 )
             => ( ! [X2: $i] :
                    ( ( irel @ X1 @ X2 )
                   => ( b0 @ X2 ) )
               => ! [X2: $i] :
                    ( ( irel @ X1 @ X2 )
                   => ( a1 @ X2 ) ) ) )
         => ! [X1: $i] :
              ( ( irel @ eigen__0 @ X1 )
             => ( a0 @ X1 ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP6])]) ).

thf(sP7,plain,
    ( sP7
  <=> ( ( ! [X1: $i] :
            ( ( irel @ eigen__3 @ X1 )
           => ( a0 @ X1 ) )
       => ! [X1: $i] :
            ( ( irel @ eigen__3 @ X1 )
           => ( f @ X1 ) ) )
     => ( ( ! [X1: $i] :
              ( ( irel @ eigen__3 @ X1 )
             => ( ! [X2: $i] :
                    ( ( irel @ X1 @ X2 )
                   => ( b1 @ X2 ) )
               => ! [X2: $i] :
                    ( ( irel @ X1 @ X2 )
                   => ( b0 @ X2 ) ) ) )
         => ! [X1: $i] :
              ( ( irel @ eigen__3 @ X1 )
             => ( a1 @ X1 ) ) )
       => ~ ( ! [X1: $i] :
                ( ( irel @ eigen__3 @ X1 )
               => ( ! [X2: $i] :
                      ( ( irel @ X1 @ X2 )
                     => ( b0 @ X2 ) )
                 => ! [X2: $i] :
                      ( ( irel @ X1 @ X2 )
                     => ( a1 @ X2 ) ) ) )
           => ! [X1: $i] :
                ( ( irel @ eigen__3 @ X1 )
               => ( a0 @ X1 ) ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP7])]) ).

thf(sP8,plain,
    ( sP8
  <=> ! [X1: $i] :
        ( ( irel @ eigen__3 @ X1 )
       => ( a1 @ X1 ) ) ),
    introduced(definition,[new_symbols(definition,[sP8])]) ).

thf(sP9,plain,
    ( sP9
  <=> ( ( ! [X1: $i] :
            ( ( irel @ eigen__3 @ X1 )
           => ( ! [X2: $i] :
                  ( ( irel @ X1 @ X2 )
                 => ( b0 @ X2 ) )
             => ! [X2: $i] :
                  ( ( irel @ X1 @ X2 )
                 => ( a1 @ X2 ) ) ) )
       => ! [X1: $i] :
            ( ( irel @ eigen__3 @ X1 )
           => ( a0 @ X1 ) ) )
     => ( ( ! [X1: $i] :
              ( ( irel @ eigen__3 @ X1 )
             => ( ! [X2: $i] :
                    ( ( irel @ X1 @ X2 )
                   => ( b1 @ X2 ) )
               => ! [X2: $i] :
                    ( ( irel @ X1 @ X2 )
                   => ( b0 @ X2 ) ) ) )
         => sP8 )
       => ~ ( ! [X1: $i] :
                ( ( irel @ eigen__3 @ X1 )
               => ( a0 @ X1 ) )
           => ! [X1: $i] :
                ( ( irel @ eigen__3 @ X1 )
               => ( f @ X1 ) ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP9])]) ).

thf(sP10,plain,
    ( sP10
  <=> ( irel @ eigen__2 @ eigen__15 ) ),
    introduced(definition,[new_symbols(definition,[sP10])]) ).

thf(sP11,plain,
    ( sP11
  <=> ( irel @ eigen__3 @ eigen__15 ) ),
    introduced(definition,[new_symbols(definition,[sP11])]) ).

thf(sP12,plain,
    ( sP12
  <=> ( ( irel @ eigen__2 @ eigen__3 )
     => ( a1 @ eigen__3 ) ) ),
    introduced(definition,[new_symbols(definition,[sP12])]) ).

thf(sP13,plain,
    ( sP13
  <=> ( a1 @ eigen__3 ) ),
    introduced(definition,[new_symbols(definition,[sP13])]) ).

thf(sP14,plain,
    ( sP14
  <=> ( ~ ( ( irel @ eigen__0 @ eigen__2 )
         => ~ ( irel @ eigen__2 @ eigen__3 ) )
     => ( irel @ eigen__0 @ eigen__3 ) ) ),
    introduced(definition,[new_symbols(definition,[sP14])]) ).

thf(sP15,plain,
    ( sP15
  <=> ( ! [X1: $i] :
          ( ( irel @ eigen__0 @ X1 )
         => ~ ( ( ! [X2: $i] :
                    ( ( irel @ X1 @ X2 )
                   => ( ! [X3: $i] :
                          ( ( irel @ X2 @ X3 )
                         => ( b0 @ X3 ) )
                     => ! [X3: $i] :
                          ( ( irel @ X2 @ X3 )
                         => ( a1 @ X3 ) ) ) )
               => ! [X2: $i] :
                    ( ( irel @ X1 @ X2 )
                   => ( a0 @ X2 ) ) )
             => ( ( ! [X2: $i] :
                      ( ( irel @ X1 @ X2 )
                     => ( ! [X3: $i] :
                            ( ( irel @ X2 @ X3 )
                           => ( b1 @ X3 ) )
                       => ! [X3: $i] :
                            ( ( irel @ X2 @ X3 )
                           => ( b0 @ X3 ) ) ) )
                 => ! [X2: $i] :
                      ( ( irel @ X1 @ X2 )
                     => ( a1 @ X2 ) ) )
               => ~ ( ! [X2: $i] :
                        ( ( irel @ X1 @ X2 )
                       => ( a0 @ X2 ) )
                   => ! [X2: $i] :
                        ( ( irel @ X1 @ X2 )
                       => ( f @ X2 ) ) ) ) ) )
     => sP4 ) ),
    introduced(definition,[new_symbols(definition,[sP15])]) ).

thf(sP16,plain,
    ( sP16
  <=> ( ( irel @ eigen__0 @ eigen__2 )
     => ~ ( irel @ eigen__2 @ eigen__3 ) ) ),
    introduced(definition,[new_symbols(definition,[sP16])]) ).

thf(sP17,plain,
    ( sP17
  <=> ( irel @ eigen__0 @ eigen__2 ) ),
    introduced(definition,[new_symbols(definition,[sP17])]) ).

thf(sP18,plain,
    ( sP18
  <=> ! [X1: $i] :
        ( ( irel @ eigen__3 @ X1 )
       => ( ! [X2: $i] :
              ( ( irel @ X1 @ X2 )
             => ( b1 @ X2 ) )
         => ! [X2: $i] :
              ( ( irel @ X1 @ X2 )
             => ( b0 @ X2 ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP18])]) ).

thf(sP19,plain,
    ( sP19
  <=> ( ! [X1: $i] :
          ( ( irel @ eigen__15 @ X1 )
         => ( b1 @ X1 ) )
     => ! [X1: $i] :
          ( ( irel @ eigen__15 @ X1 )
         => ( b0 @ X1 ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP19])]) ).

thf(sP20,plain,
    ( sP20
  <=> ( ( ! [X1: $i] :
            ( ( irel @ eigen__0 @ X1 )
           => ( ! [X2: $i] :
                  ( ( irel @ X1 @ X2 )
                 => ( b1 @ X2 ) )
             => ! [X2: $i] :
                  ( ( irel @ X1 @ X2 )
                 => ( b0 @ X2 ) ) ) )
       => ! [X1: $i] :
            ( ( irel @ eigen__0 @ X1 )
           => ( a1 @ X1 ) ) )
     => ~ ( ! [X1: $i] :
              ( ( irel @ eigen__0 @ X1 )
             => ( a0 @ X1 ) )
         => sP4 ) ) ),
    introduced(definition,[new_symbols(definition,[sP20])]) ).

thf(sP21,plain,
    ( sP21
  <=> ( ( sP18
       => sP8 )
     => ~ ( ! [X1: $i] :
              ( ( irel @ eigen__3 @ X1 )
             => ( a0 @ X1 ) )
         => ! [X1: $i] :
              ( ( irel @ eigen__3 @ X1 )
             => ( f @ X1 ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP21])]) ).

thf(sP22,plain,
    ( sP22
  <=> ( ! [X1: $i] :
          ( ( irel @ eigen__0 @ X1 )
         => ( a0 @ X1 ) )
     => sP4 ) ),
    introduced(definition,[new_symbols(definition,[sP22])]) ).

thf(sP23,plain,
    ( sP23
  <=> ( sP17
     => sP3 ) ),
    introduced(definition,[new_symbols(definition,[sP23])]) ).

thf(sP24,plain,
    ( sP24
  <=> ! [X1: $i] :
        ( ~ ( sP17
           => ~ ( irel @ eigen__2 @ X1 ) )
       => ( irel @ eigen__0 @ X1 ) ) ),
    introduced(definition,[new_symbols(definition,[sP24])]) ).

thf(sP25,plain,
    ( sP25
  <=> ! [X1: $i] :
        ( ( irel @ eigen__0 @ X1 )
       => ~ ( ( ! [X2: $i] :
                  ( ( irel @ X1 @ X2 )
                 => ( a0 @ X2 ) )
             => ! [X2: $i] :
                  ( ( irel @ X1 @ X2 )
                 => ( f @ X2 ) ) )
           => ( ( ! [X2: $i] :
                    ( ( irel @ X1 @ X2 )
                   => ( ! [X3: $i] :
                          ( ( irel @ X2 @ X3 )
                         => ( b1 @ X3 ) )
                     => ! [X3: $i] :
                          ( ( irel @ X2 @ X3 )
                         => ( b0 @ X3 ) ) ) )
               => ! [X2: $i] :
                    ( ( irel @ X1 @ X2 )
                   => ( a1 @ X2 ) ) )
             => ~ ( ! [X2: $i] :
                      ( ( irel @ X1 @ X2 )
                     => ( ! [X3: $i] :
                            ( ( irel @ X2 @ X3 )
                           => ( b0 @ X3 ) )
                       => ! [X3: $i] :
                            ( ( irel @ X2 @ X3 )
                           => ( a1 @ X3 ) ) ) )
                 => ! [X2: $i] :
                      ( ( irel @ X1 @ X2 )
                     => ( a0 @ X2 ) ) ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP25])]) ).

thf(sP26,plain,
    ( sP26
  <=> ! [X1: $i] :
        ( ( irel @ eigen__15 @ X1 )
       => ( b0 @ X1 ) ) ),
    introduced(definition,[new_symbols(definition,[sP26])]) ).

thf(sP27,plain,
    ( sP27
  <=> ( ( ! [X1: $i] :
            ( ( irel @ eigen__0 @ X1 )
           => ( ! [X2: $i] :
                  ( ( irel @ X1 @ X2 )
                 => ( b0 @ X2 ) )
             => ! [X2: $i] :
                  ( ( irel @ X1 @ X2 )
                 => ( a1 @ X2 ) ) ) )
       => ! [X1: $i] :
            ( ( irel @ eigen__0 @ X1 )
           => ( a0 @ X1 ) ) )
     => sP20 ) ),
    introduced(definition,[new_symbols(definition,[sP27])]) ).

thf(sP28,plain,
    ( sP28
  <=> ( b0 @ eigen__16 ) ),
    introduced(definition,[new_symbols(definition,[sP28])]) ).

thf(sP29,plain,
    ( sP29
  <=> ! [X1: $i,X2: $i] :
        ( ~ ( ( irel @ eigen__2 @ X1 )
           => ~ ( irel @ X1 @ X2 ) )
       => ( irel @ eigen__2 @ X2 ) ) ),
    introduced(definition,[new_symbols(definition,[sP29])]) ).

thf(sP30,plain,
    ( sP30
  <=> ! [X1: $i] :
        ( ~ ( sP10
           => ~ ( irel @ eigen__15 @ X1 ) )
       => ( irel @ eigen__2 @ X1 ) ) ),
    introduced(definition,[new_symbols(definition,[sP30])]) ).

thf(sP31,plain,
    ( sP31
  <=> ( sP10
     => ~ ( irel @ eigen__15 @ eigen__16 ) ) ),
    introduced(definition,[new_symbols(definition,[sP31])]) ).

thf(sP32,plain,
    ( sP32
  <=> ( irel @ eigen__2 @ eigen__16 ) ),
    introduced(definition,[new_symbols(definition,[sP32])]) ).

thf(sP33,plain,
    ( sP33
  <=> ( ( irel @ eigen__0 @ eigen__0 )
     => ~ sP1 ) ),
    introduced(definition,[new_symbols(definition,[sP33])]) ).

thf(sP34,plain,
    ( sP34
  <=> ( ( irel @ eigen__0 @ eigen__3 )
     => ~ sP7 ) ),
    introduced(definition,[new_symbols(definition,[sP34])]) ).

thf(sP35,plain,
    ( sP35
  <=> ! [X1: $i] :
        ( ( irel @ eigen__0 @ X1 )
       => ~ ( ( ! [X2: $i] :
                  ( ( irel @ X1 @ X2 )
                 => ( ! [X3: $i] :
                        ( ( irel @ X2 @ X3 )
                       => ( b0 @ X3 ) )
                   => ! [X3: $i] :
                        ( ( irel @ X2 @ X3 )
                       => ( a1 @ X3 ) ) ) )
             => ! [X2: $i] :
                  ( ( irel @ X1 @ X2 )
                 => ( a0 @ X2 ) ) )
           => ( ( ! [X2: $i] :
                    ( ( irel @ X1 @ X2 )
                   => ( ! [X3: $i] :
                          ( ( irel @ X2 @ X3 )
                         => ( b1 @ X3 ) )
                     => ! [X3: $i] :
                          ( ( irel @ X2 @ X3 )
                         => ( b0 @ X3 ) ) ) )
               => ! [X2: $i] :
                    ( ( irel @ X1 @ X2 )
                   => ( a1 @ X2 ) ) )
             => ~ ( ! [X2: $i] :
                      ( ( irel @ X1 @ X2 )
                     => ( a0 @ X2 ) )
                 => ! [X2: $i] :
                      ( ( irel @ X1 @ X2 )
                     => ( f @ X2 ) ) ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP35])]) ).

thf(sP36,plain,
    ( sP36
  <=> ( ( irel @ eigen__15 @ eigen__16 )
     => sP28 ) ),
    introduced(definition,[new_symbols(definition,[sP36])]) ).

thf(sP37,plain,
    ( sP37
  <=> ( irel @ eigen__0 @ eigen__3 ) ),
    introduced(definition,[new_symbols(definition,[sP37])]) ).

thf(sP38,plain,
    ( sP38
  <=> ( irel @ eigen__2 @ eigen__3 ) ),
    introduced(definition,[new_symbols(definition,[sP38])]) ).

thf(sP39,plain,
    ( sP39
  <=> ( ! [X1: $i] :
          ( ( irel @ eigen__0 @ X1 )
         => ( ! [X2: $i] :
                ( ( irel @ X1 @ X2 )
               => ( b0 @ X2 ) )
           => ! [X2: $i] :
                ( ( irel @ X1 @ X2 )
               => ( a1 @ X2 ) ) ) )
     => ! [X1: $i] :
          ( ( irel @ eigen__0 @ X1 )
         => ( a0 @ X1 ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP39])]) ).

thf(sP40,plain,
    ( sP40
  <=> ! [X1: $i] :
        ( ( irel @ eigen__0 @ X1 )
       => ( a0 @ X1 ) ) ),
    introduced(definition,[new_symbols(definition,[sP40])]) ).

thf(sP41,plain,
    ( sP41
  <=> ( ( sP25
       => sP4 )
     => ~ sP15 ) ),
    introduced(definition,[new_symbols(definition,[sP41])]) ).

thf(sP42,plain,
    ( sP42
  <=> ! [X1: $i] :
        ( ( irel @ eigen__0 @ X1 )
       => ( ! [X2: $i] :
              ( ( irel @ X1 @ X2 )
             => ( b0 @ X2 ) )
         => ! [X2: $i] :
              ( ( irel @ X1 @ X2 )
             => ( a1 @ X2 ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP42])]) ).

thf(sP43,plain,
    ( sP43
  <=> ( sP18
     => sP8 ) ),
    introduced(definition,[new_symbols(definition,[sP43])]) ).

thf(sP44,plain,
    ( sP44
  <=> ! [X1: $i] : ( irel @ X1 @ X1 ) ),
    introduced(definition,[new_symbols(definition,[sP44])]) ).

thf(sP45,plain,
    ( sP45
  <=> ( irel @ eigen__15 @ eigen__16 ) ),
    introduced(definition,[new_symbols(definition,[sP45])]) ).

thf(sP46,plain,
    ( sP46
  <=> ( ( irel @ eigen__3 @ eigen__3 )
     => sP13 ) ),
    introduced(definition,[new_symbols(definition,[sP46])]) ).

thf(sP47,plain,
    ( sP47
  <=> ( sP37
     => ~ sP9 ) ),
    introduced(definition,[new_symbols(definition,[sP47])]) ).

thf(sP48,plain,
    ( sP48
  <=> ( irel @ eigen__3 @ eigen__3 ) ),
    introduced(definition,[new_symbols(definition,[sP48])]) ).

thf(sP49,plain,
    ( sP49
  <=> ( ( irel @ eigen__0 @ eigen__0 )
     => ~ sP27 ) ),
    introduced(definition,[new_symbols(definition,[sP49])]) ).

thf(sP50,plain,
    ( sP50
  <=> ! [X1: $i] :
        ( ( irel @ eigen__2 @ X1 )
       => ( a1 @ X1 ) ) ),
    introduced(definition,[new_symbols(definition,[sP50])]) ).

thf(sP51,plain,
    ( sP51
  <=> ! [X1: $i] :
        ( ~ ( sP38
           => ~ ( irel @ eigen__3 @ X1 ) )
       => ( irel @ eigen__2 @ X1 ) ) ),
    introduced(definition,[new_symbols(definition,[sP51])]) ).

thf(sP52,plain,
    ( sP52
  <=> ( sP11
     => sP19 ) ),
    introduced(definition,[new_symbols(definition,[sP52])]) ).

thf(sP53,plain,
    ( sP53
  <=> ( irel @ eigen__0 @ eigen__0 ) ),
    introduced(definition,[new_symbols(definition,[sP53])]) ).

thf(sP54,plain,
    ( sP54
  <=> ( sP43
     => ~ ( ! [X1: $i] :
              ( ( irel @ eigen__3 @ X1 )
             => ( ! [X2: $i] :
                    ( ( irel @ X1 @ X2 )
                   => ( b0 @ X2 ) )
               => ! [X2: $i] :
                    ( ( irel @ X1 @ X2 )
                   => ( a1 @ X2 ) ) ) )
         => ! [X1: $i] :
              ( ( irel @ eigen__3 @ X1 )
             => ( a0 @ X1 ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP54])]) ).

thf(sP55,plain,
    ( sP55
  <=> ( sP38
     => ~ sP11 ) ),
    introduced(definition,[new_symbols(definition,[sP55])]) ).

thf(sP56,plain,
    ( sP56
  <=> ! [X1: $i,X2: $i] :
        ( ~ ( ( irel @ eigen__0 @ X1 )
           => ~ ( irel @ X1 @ X2 ) )
       => ( irel @ eigen__0 @ X2 ) ) ),
    introduced(definition,[new_symbols(definition,[sP56])]) ).

thf(sP57,plain,
    ( sP57
  <=> ! [X1: $i] :
        ( ( irel @ eigen__2 @ X1 )
       => ( b0 @ X1 ) ) ),
    introduced(definition,[new_symbols(definition,[sP57])]) ).

thf(sP58,plain,
    ( sP58
  <=> ( sP25
     => sP4 ) ),
    introduced(definition,[new_symbols(definition,[sP58])]) ).

thf(sP59,plain,
    ( sP59
  <=> ( ~ sP55
     => sP10 ) ),
    introduced(definition,[new_symbols(definition,[sP59])]) ).

thf(sP60,plain,
    ( sP60
  <=> ( ~ sP31
     => sP32 ) ),
    introduced(definition,[new_symbols(definition,[sP60])]) ).

thf(def_mnot,definition,
    ( mnot
    = ( ^ [X1: $i > $o,X2: $i] : ( (~) @ ( X1 @ X2 ) ) ) ) ).

thf(def_mor,definition,
    ( mor
    = ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
          ( ( X1 @ X3 )
          | ( X2 @ X3 ) ) ) ) ).

thf(def_mand,definition,
    ( mand
    = ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
          ( ( X1 @ X3 )
          & ( X2 @ X3 ) ) ) ) ).

thf(def_mimplies,definition,
    ( mimplies
    = ( ^ [X1: $i > $o,X2: $i > $o] : ( mor @ ( mnot @ X1 ) @ X2 ) ) ) ).

thf(def_mbox_s4,definition,
    ( mbox_s4
    = ( ^ [X1: $i > $o,X2: $i] :
        ! [X3: $i] :
          ( ^ [X4: $o,X5: $o] :
              ( X4
             => X5 )
          @ ( irel @ X2 @ X3 )
          @ ( X1 @ X3 ) ) ) ) ).

thf(def_iatom,definition,
    ( iatom
    = ( ^ [X1: $i > $o] : X1 ) ) ).

thf(def_inot,definition,
    ( inot
    = ( ^ [X1: $i > $o] : ( mnot @ ( mbox_s4 @ X1 ) ) ) ) ).

thf(def_itrue,definition,
    ( itrue
    = ( ^ [X1: $i] : $true ) ) ).

thf(def_ifalse,definition,
    ( ifalse
    = ( inot @ itrue ) ) ).

thf(def_iand,definition,
    ( iand
    = ( ^ [X1: $i > $o,X2: $i > $o] : ( mand @ X1 @ X2 ) ) ) ).

thf(def_ior,definition,
    ( ior
    = ( ^ [X1: $i > $o,X2: $i > $o] : ( mor @ ( mbox_s4 @ X1 ) @ ( mbox_s4 @ X2 ) ) ) ) ).

thf(def_iimplies,definition,
    ( iimplies
    = ( ^ [X1: $i > $o,X2: $i > $o] : ( mimplies @ ( mbox_s4 @ X1 ) @ ( mbox_s4 @ X2 ) ) ) ) ).

thf(def_iimplied,definition,
    ( iimplied
    = ( ^ [X1: $i > $o,X2: $i > $o] : ( iimplies @ X2 @ X1 ) ) ) ).

thf(def_iequiv,definition,
    ( iequiv
    = ( ^ [X1: $i > $o,X2: $i > $o] : ( iand @ ( iimplies @ X1 @ X2 ) @ ( iimplies @ X2 @ X1 ) ) ) ) ).

thf(def_ixor,definition,
    ( ixor
    = ( ^ [X1: $i > $o,X2: $i > $o] : ( inot @ ( iequiv @ X1 @ X2 ) ) ) ) ).

thf(def_ivalid,definition,
    ( ivalid
    = ( ^ [X1: $i > $o] :
        ! [X2: $i] : ( X1 @ X2 ) ) ) ).

thf(def_isatisfiable,definition,
    ( isatisfiable
    = ( ^ [X1: $i > $o] :
        ? [X2: $i] : ( X1 @ X2 ) ) ) ).

thf(def_icountersatisfiable,definition,
    ( icountersatisfiable
    = ( ^ [X1: $i > $o] :
        ? [X2: $i] : ( (~) @ ( X1 @ X2 ) ) ) ) ).

thf(def_iinvalid,definition,
    ( iinvalid
    = ( ^ [X1: $i > $o] :
        ! [X2: $i] : ( (~) @ ( X1 @ X2 ) ) ) ) ).

thf(con,conjecture,
    ! [X1: $i] :
      ~ ( ( ! [X2: $i] :
              ( ( irel @ X1 @ X2 )
             => ~ ( ( ! [X3: $i] :
                        ( ( irel @ X2 @ X3 )
                       => ( a0 @ X3 ) )
                   => ! [X3: $i] :
                        ( ( irel @ X2 @ X3 )
                       => ( f @ X3 ) ) )
                 => ( ( ! [X3: $i] :
                          ( ( irel @ X2 @ X3 )
                         => ( ! [X4: $i] :
                                ( ( irel @ X3 @ X4 )
                               => ( b1 @ X4 ) )
                           => ! [X4: $i] :
                                ( ( irel @ X3 @ X4 )
                               => ( b0 @ X4 ) ) ) )
                     => ! [X3: $i] :
                          ( ( irel @ X2 @ X3 )
                         => ( a1 @ X3 ) ) )
                   => ~ ( ! [X3: $i] :
                            ( ( irel @ X2 @ X3 )
                           => ( ! [X4: $i] :
                                  ( ( irel @ X3 @ X4 )
                                 => ( b0 @ X4 ) )
                             => ! [X4: $i] :
                                  ( ( irel @ X3 @ X4 )
                                 => ( a1 @ X4 ) ) ) )
                       => ! [X3: $i] :
                            ( ( irel @ X2 @ X3 )
                           => ( a0 @ X3 ) ) ) ) ) )
         => ! [X2: $i] :
              ( ( irel @ X1 @ X2 )
             => ( f @ X2 ) ) )
       => ~ ( ! [X2: $i] :
                ( ( irel @ X1 @ X2 )
               => ~ ( ( ! [X3: $i] :
                          ( ( irel @ X2 @ X3 )
                         => ( ! [X4: $i] :
                                ( ( irel @ X3 @ X4 )
                               => ( b0 @ X4 ) )
                           => ! [X4: $i] :
                                ( ( irel @ X3 @ X4 )
                               => ( a1 @ X4 ) ) ) )
                     => ! [X3: $i] :
                          ( ( irel @ X2 @ X3 )
                         => ( a0 @ X3 ) ) )
                   => ( ( ! [X3: $i] :
                            ( ( irel @ X2 @ X3 )
                           => ( ! [X4: $i] :
                                  ( ( irel @ X3 @ X4 )
                                 => ( b1 @ X4 ) )
                             => ! [X4: $i] :
                                  ( ( irel @ X3 @ X4 )
                                 => ( b0 @ X4 ) ) ) )
                       => ! [X3: $i] :
                            ( ( irel @ X2 @ X3 )
                           => ( a1 @ X3 ) ) )
                     => ~ ( ! [X3: $i] :
                              ( ( irel @ X2 @ X3 )
                             => ( a0 @ X3 ) )
                         => ! [X3: $i] :
                              ( ( irel @ X2 @ X3 )
                             => ( f @ X3 ) ) ) ) ) )
           => ! [X2: $i] :
                ( ( irel @ X1 @ X2 )
               => ( f @ X2 ) ) ) ) ).

thf(h1,negated_conjecture,
    ~ ! [X1: $i] :
        ~ ( ( ! [X2: $i] :
                ( ( irel @ X1 @ X2 )
               => ~ ( ( ! [X3: $i] :
                          ( ( irel @ X2 @ X3 )
                         => ( a0 @ X3 ) )
                     => ! [X3: $i] :
                          ( ( irel @ X2 @ X3 )
                         => ( f @ X3 ) ) )
                   => ( ( ! [X3: $i] :
                            ( ( irel @ X2 @ X3 )
                           => ( ! [X4: $i] :
                                  ( ( irel @ X3 @ X4 )
                                 => ( b1 @ X4 ) )
                             => ! [X4: $i] :
                                  ( ( irel @ X3 @ X4 )
                                 => ( b0 @ X4 ) ) ) )
                       => ! [X3: $i] :
                            ( ( irel @ X2 @ X3 )
                           => ( a1 @ X3 ) ) )
                     => ~ ( ! [X3: $i] :
                              ( ( irel @ X2 @ X3 )
                             => ( ! [X4: $i] :
                                    ( ( irel @ X3 @ X4 )
                                   => ( b0 @ X4 ) )
                               => ! [X4: $i] :
                                    ( ( irel @ X3 @ X4 )
                                   => ( a1 @ X4 ) ) ) )
                         => ! [X3: $i] :
                              ( ( irel @ X2 @ X3 )
                             => ( a0 @ X3 ) ) ) ) ) )
           => ! [X2: $i] :
                ( ( irel @ X1 @ X2 )
               => ( f @ X2 ) ) )
         => ~ ( ! [X2: $i] :
                  ( ( irel @ X1 @ X2 )
                 => ~ ( ( ! [X3: $i] :
                            ( ( irel @ X2 @ X3 )
                           => ( ! [X4: $i] :
                                  ( ( irel @ X3 @ X4 )
                                 => ( b0 @ X4 ) )
                             => ! [X4: $i] :
                                  ( ( irel @ X3 @ X4 )
                                 => ( a1 @ X4 ) ) ) )
                       => ! [X3: $i] :
                            ( ( irel @ X2 @ X3 )
                           => ( a0 @ X3 ) ) )
                     => ( ( ! [X3: $i] :
                              ( ( irel @ X2 @ X3 )
                             => ( ! [X4: $i] :
                                    ( ( irel @ X3 @ X4 )
                                   => ( b1 @ X4 ) )
                               => ! [X4: $i] :
                                    ( ( irel @ X3 @ X4 )
                                   => ( b0 @ X4 ) ) ) )
                         => ! [X3: $i] :
                              ( ( irel @ X2 @ X3 )
                             => ( a1 @ X3 ) ) )
                       => ~ ( ! [X3: $i] :
                                ( ( irel @ X2 @ X3 )
                               => ( a0 @ X3 ) )
                           => ! [X3: $i] :
                                ( ( irel @ X2 @ X3 )
                               => ( f @ X3 ) ) ) ) ) )
             => ! [X2: $i] :
                  ( ( irel @ X1 @ X2 )
                 => ( f @ X2 ) ) ) ),
    inference(assume_negation,[status(cth)],[con]) ).

thf(h2,assumption,
    sP41,
    introduced(assumption,[]) ).

thf(1,plain,
    ( ~ sP31
    | ~ sP10
    | ~ sP45 ),
    inference(prop_rule,[status(thm)],]) ).

thf(2,plain,
    ( ~ sP60
    | sP31
    | sP32 ),
    inference(prop_rule,[status(thm)],]) ).

thf(3,plain,
    ( ~ sP30
    | sP60 ),
    inference(all_rule,[status(thm)],]) ).

thf(4,plain,
    ( ~ sP55
    | ~ sP38
    | ~ sP11 ),
    inference(prop_rule,[status(thm)],]) ).

thf(5,plain,
    ( ~ sP59
    | sP55
    | sP10 ),
    inference(prop_rule,[status(thm)],]) ).

thf(6,plain,
    ( ~ sP29
    | sP30 ),
    inference(all_rule,[status(thm)],]) ).

thf(7,plain,
    ( ~ sP51
    | sP59 ),
    inference(all_rule,[status(thm)],]) ).

thf(8,plain,
    ( ~ sP5
    | ~ sP32
    | sP28 ),
    inference(prop_rule,[status(thm)],]) ).

thf(9,plain,
    ( ~ sP57
    | sP5 ),
    inference(all_rule,[status(thm)],]) ).

thf(10,plain,
    ( ~ sP16
    | ~ sP17
    | ~ sP38 ),
    inference(prop_rule,[status(thm)],]) ).

thf(11,plain,
    ( ~ sP14
    | sP16
    | sP37 ),
    inference(prop_rule,[status(thm)],]) ).

thf(12,plain,
    ( ~ sP29
    | sP51 ),
    inference(all_rule,[status(thm)],]) ).

thf(13,plain,
    ( ~ sP24
    | sP14 ),
    inference(all_rule,[status(thm)],]) ).

thf(14,plain,
    ( ~ sP2
    | sP29 ),
    inference(all_rule,[status(thm)],]) ).

thf(15,plain,
    ( ~ sP56
    | sP24 ),
    inference(all_rule,[status(thm)],]) ).

thf(16,plain,
    ( sP54
    | sP43 ),
    inference(prop_rule,[status(thm)],]) ).

thf(17,plain,
    ( sP36
    | ~ sP28 ),
    inference(prop_rule,[status(thm)],]) ).

thf(18,plain,
    ( sP36
    | sP45 ),
    inference(prop_rule,[status(thm)],]) ).

thf(19,plain,
    ( sP26
    | ~ sP36 ),
    inference(eigen_choice_rule,[status(thm),assumptions([h0])],[h0,eigendef_eigen__16]) ).

thf(20,plain,
    ( sP19
    | ~ sP26 ),
    inference(prop_rule,[status(thm)],]) ).

thf(21,plain,
    ( sP52
    | ~ sP19 ),
    inference(prop_rule,[status(thm)],]) ).

thf(22,plain,
    ( sP52
    | sP11 ),
    inference(prop_rule,[status(thm)],]) ).

thf(23,plain,
    ( sP18
    | ~ sP52 ),
    inference(eigen_choice_rule,[status(thm),assumptions([h0])],[h0,eigendef_eigen__15]) ).

thf(24,plain,
    ( ~ sP46
    | ~ sP48
    | sP13 ),
    inference(prop_rule,[status(thm)],]) ).

thf(25,plain,
    ( ~ sP8
    | sP46 ),
    inference(all_rule,[status(thm)],]) ).

thf(26,plain,
    ( ~ sP43
    | ~ sP18
    | sP8 ),
    inference(prop_rule,[status(thm)],]) ).

thf(27,plain,
    ( sP21
    | sP43 ),
    inference(prop_rule,[status(thm)],]) ).

thf(28,plain,
    ( sP7
    | ~ sP54 ),
    inference(prop_rule,[status(thm)],]) ).

thf(29,plain,
    ( sP9
    | ~ sP21 ),
    inference(prop_rule,[status(thm)],]) ).

thf(30,plain,
    ( ~ sP34
    | ~ sP37
    | ~ sP7 ),
    inference(prop_rule,[status(thm)],]) ).

thf(31,plain,
    ( ~ sP47
    | ~ sP37
    | ~ sP9 ),
    inference(prop_rule,[status(thm)],]) ).

thf(32,plain,
    ( ~ sP44
    | sP48 ),
    inference(all_rule,[status(thm)],]) ).

thf(33,plain,
    ( ~ sP25
    | sP34 ),
    inference(all_rule,[status(thm)],]) ).

thf(34,plain,
    ( ~ sP35
    | sP47 ),
    inference(all_rule,[status(thm)],]) ).

thf(35,plain,
    ( sP6
    | sP39 ),
    inference(prop_rule,[status(thm)],]) ).

thf(36,plain,
    ( sP20
    | sP22 ),
    inference(prop_rule,[status(thm)],]) ).

thf(37,plain,
    ( ~ sP22
    | ~ sP40
    | sP4 ),
    inference(prop_rule,[status(thm)],]) ).

thf(38,plain,
    ( sP1
    | ~ sP6 ),
    inference(prop_rule,[status(thm)],]) ).

thf(39,plain,
    ( sP1
    | sP22 ),
    inference(prop_rule,[status(thm)],]) ).

thf(40,plain,
    ( sP12
    | ~ sP13 ),
    inference(prop_rule,[status(thm)],]) ).

thf(41,plain,
    ( sP12
    | sP38 ),
    inference(prop_rule,[status(thm)],]) ).

thf(42,plain,
    ( sP50
    | ~ sP12 ),
    inference(eigen_choice_rule,[status(thm),assumptions([h0])],[h0,eigendef_eigen__3]) ).

thf(43,plain,
    ( sP3
    | ~ sP50 ),
    inference(prop_rule,[status(thm)],]) ).

thf(44,plain,
    ( sP3
    | sP57 ),
    inference(prop_rule,[status(thm)],]) ).

thf(45,plain,
    ( sP23
    | ~ sP3 ),
    inference(prop_rule,[status(thm)],]) ).

thf(46,plain,
    ( sP23
    | sP17 ),
    inference(prop_rule,[status(thm)],]) ).

thf(47,plain,
    ( sP42
    | ~ sP23 ),
    inference(eigen_choice_rule,[status(thm),assumptions([h0])],[h0,eigendef_eigen__2]) ).

thf(48,plain,
    ( ~ sP39
    | ~ sP42
    | sP40 ),
    inference(prop_rule,[status(thm)],]) ).

thf(49,plain,
    ( sP27
    | ~ sP20 ),
    inference(prop_rule,[status(thm)],]) ).

thf(50,plain,
    ( sP27
    | sP39 ),
    inference(prop_rule,[status(thm)],]) ).

thf(51,plain,
    ( ~ sP33
    | ~ sP53
    | ~ sP1 ),
    inference(prop_rule,[status(thm)],]) ).

thf(52,plain,
    ( ~ sP49
    | ~ sP53
    | ~ sP27 ),
    inference(prop_rule,[status(thm)],]) ).

thf(53,plain,
    ( ~ sP44
    | sP53 ),
    inference(all_rule,[status(thm)],]) ).

thf(54,plain,
    ( ~ sP2
    | sP56 ),
    inference(all_rule,[status(thm)],]) ).

thf(55,plain,
    ( ~ sP25
    | sP33 ),
    inference(all_rule,[status(thm)],]) ).

thf(56,plain,
    ( ~ sP35
    | sP49 ),
    inference(all_rule,[status(thm)],]) ).

thf(57,plain,
    ( sP15
    | ~ sP4 ),
    inference(prop_rule,[status(thm)],]) ).

thf(58,plain,
    ( sP15
    | sP35 ),
    inference(prop_rule,[status(thm)],]) ).

thf(59,plain,
    ( sP58
    | ~ sP4 ),
    inference(prop_rule,[status(thm)],]) ).

thf(60,plain,
    ( sP58
    | sP25 ),
    inference(prop_rule,[status(thm)],]) ).

thf(61,plain,
    ( ~ sP41
    | ~ sP58
    | ~ sP15 ),
    inference(prop_rule,[status(thm)],]) ).

thf(trans_axiom,axiom,
    sP2 ).

thf(refl_axiom,axiom,
    sP44 ).

thf(62,plain,
    $false,
    inference(prop_unsat,[status(thm),assumptions([h2,h1,h0])],[1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,h2,trans_axiom,refl_axiom]) ).

thf(63,plain,
    $false,
    inference(tab_negall,[status(thm),assumptions([h1,h0]),tab_negall(discharge,[h2]),tab_negall(eigenvar,eigen__0)],[h1,62,h2]) ).

thf(64,plain,
    $false,
    inference(eigenvar_choice,[status(thm),assumptions([h1]),eigenvar_choice(discharge,[h0])],[63,h0]) ).

thf(0,theorem,
    ! [X1: $i] :
      ~ ( ( ! [X2: $i] :
              ( ( irel @ X1 @ X2 )
             => ~ ( ( ! [X3: $i] :
                        ( ( irel @ X2 @ X3 )
                       => ( a0 @ X3 ) )
                   => ! [X3: $i] :
                        ( ( irel @ X2 @ X3 )
                       => ( f @ X3 ) ) )
                 => ( ( ! [X3: $i] :
                          ( ( irel @ X2 @ X3 )
                         => ( ! [X4: $i] :
                                ( ( irel @ X3 @ X4 )
                               => ( b1 @ X4 ) )
                           => ! [X4: $i] :
                                ( ( irel @ X3 @ X4 )
                               => ( b0 @ X4 ) ) ) )
                     => ! [X3: $i] :
                          ( ( irel @ X2 @ X3 )
                         => ( a1 @ X3 ) ) )
                   => ~ ( ! [X3: $i] :
                            ( ( irel @ X2 @ X3 )
                           => ( ! [X4: $i] :
                                  ( ( irel @ X3 @ X4 )
                                 => ( b0 @ X4 ) )
                             => ! [X4: $i] :
                                  ( ( irel @ X3 @ X4 )
                                 => ( a1 @ X4 ) ) ) )
                       => ! [X3: $i] :
                            ( ( irel @ X2 @ X3 )
                           => ( a0 @ X3 ) ) ) ) ) )
         => ! [X2: $i] :
              ( ( irel @ X1 @ X2 )
             => ( f @ X2 ) ) )
       => ~ ( ! [X2: $i] :
                ( ( irel @ X1 @ X2 )
               => ~ ( ( ! [X3: $i] :
                          ( ( irel @ X2 @ X3 )
                         => ( ! [X4: $i] :
                                ( ( irel @ X3 @ X4 )
                               => ( b0 @ X4 ) )
                           => ! [X4: $i] :
                                ( ( irel @ X3 @ X4 )
                               => ( a1 @ X4 ) ) ) )
                     => ! [X3: $i] :
                          ( ( irel @ X2 @ X3 )
                         => ( a0 @ X3 ) ) )
                   => ( ( ! [X3: $i] :
                            ( ( irel @ X2 @ X3 )
                           => ( ! [X4: $i] :
                                  ( ( irel @ X3 @ X4 )
                                 => ( b1 @ X4 ) )
                             => ! [X4: $i] :
                                  ( ( irel @ X3 @ X4 )
                                 => ( b0 @ X4 ) ) ) )
                       => ! [X3: $i] :
                            ( ( irel @ X2 @ X3 )
                           => ( a1 @ X3 ) ) )
                     => ~ ( ! [X3: $i] :
                              ( ( irel @ X2 @ X3 )
                             => ( a0 @ X3 ) )
                         => ! [X3: $i] :
                              ( ( irel @ X2 @ X3 )
                             => ( f @ X3 ) ) ) ) ) )
           => ! [X2: $i] :
                ( ( irel @ X1 @ X2 )
               => ( f @ X2 ) ) ) ),
    inference(contra,[status(thm),contra(discharge,[h1])],[63,h1]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : SYO069^4.001 : TPTP v8.1.2. Released v4.0.0.
% 0.00/0.12  % Command  : lash -P picomus -M modes -p tstp -t %d %s
% 0.12/0.33  % Computer : n003.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 300
% 0.12/0.33  % DateTime : Sat Aug 26 00:55:23 EDT 2023
% 0.12/0.33  % CPUTime  : 
% 4.09/4.25  % SZS status Theorem
% 4.09/4.25  % Mode: cade22grackle2xfee4
% 4.09/4.25  % Steps: 24792
% 4.09/4.25  % SZS output start Proof
% See solution above
%------------------------------------------------------------------------------