TSTP Solution File: SEU612^2 by Lash---1.13

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%------------------------------------------------------------------------------
% File     : Lash---1.13
% Problem  : SEU612^2 : TPTP v8.1.2. Released v3.7.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : lash -P picomus -M modes -p tstp -t %d %s

% Computer : n011.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 : Thu Aug 31 17:19:44 EDT 2023

% Result   : Theorem 20.20s 20.51s
% Output   : Proof 20.20s
% Verified : 
% SZS Type : ERROR: Analysing output (MakeTreeStats fails)

% Comments : 
%------------------------------------------------------------------------------
thf(ty_dsetconstr,type,
    dsetconstr: $i > ( $i > $o ) > $i ).

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

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

thf(ty_in,type,
    in: $i > $i > $o ).

thf(ty_eigen__1,type,
    eigen__1: $i ).

thf(ty_binunion,type,
    binunion: $i > $i > $i ).

thf(sP1,plain,
    ( sP1
  <=> ( in @ eigen__2 @ eigen__1 ) ),
    introduced(definition,[new_symbols(definition,[sP1])]) ).

thf(sP2,plain,
    ( sP2
  <=> ( ( ( in @ eigen__2 @ eigen__0 )
       => ~ sP1 )
     => ( in @ eigen__2
        @ ( dsetconstr @ ( binunion @ eigen__0 @ eigen__1 )
          @ ^ [X1: $i] :
              ( ( in @ X1 @ eigen__0 )
             => ~ ( in @ X1 @ eigen__1 ) ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP2])]) ).

thf(sP3,plain,
    ( sP3
  <=> ( in @ eigen__2 @ ( binunion @ eigen__0 @ eigen__1 ) ) ),
    introduced(definition,[new_symbols(definition,[sP3])]) ).

thf(sP4,plain,
    ( sP4
  <=> ! [X1: $i,X2: $i > $o,X3: $i] :
        ( ( in @ X3 @ X1 )
       => ( ( X2 @ X3 )
         => ( in @ X3 @ ( dsetconstr @ X1 @ X2 ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP4])]) ).

thf(sP5,plain,
    ( sP5
  <=> ! [X1: $i] :
        ( ( in @ X1 @ eigen__0 )
       => ( in @ X1 @ ( binunion @ eigen__0 @ eigen__1 ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP5])]) ).

thf(sP6,plain,
    ( sP6
  <=> ( ( in @ eigen__2 @ eigen__0 )
     => sP3 ) ),
    introduced(definition,[new_symbols(definition,[sP6])]) ).

thf(sP7,plain,
    ( sP7
  <=> ! [X1: $i > $o,X2: $i] :
        ( ( in @ X2 @ ( binunion @ eigen__0 @ eigen__1 ) )
       => ( ( X1 @ X2 )
         => ( in @ X2 @ ( dsetconstr @ ( binunion @ eigen__0 @ eigen__1 ) @ X1 ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP7])]) ).

thf(sP8,plain,
    ( sP8
  <=> ! [X1: $i,X2: $i] :
        ( ( in @ X2 @ eigen__0 )
       => ( in @ X2 @ ( binunion @ eigen__0 @ X1 ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP8])]) ).

thf(sP9,plain,
    ( sP9
  <=> ( in @ eigen__2 @ eigen__0 ) ),
    introduced(definition,[new_symbols(definition,[sP9])]) ).

thf(sP10,plain,
    ( sP10
  <=> ( in @ eigen__2
      @ ( dsetconstr @ ( binunion @ eigen__0 @ eigen__1 )
        @ ^ [X1: $i] :
            ( ( in @ X1 @ eigen__0 )
           => ~ ( in @ X1 @ eigen__1 ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP10])]) ).

thf(sP11,plain,
    ( sP11
  <=> ( sP9
     => ~ sP1 ) ),
    introduced(definition,[new_symbols(definition,[sP11])]) ).

thf(sP12,plain,
    ( sP12
  <=> ( sP3
     => sP2 ) ),
    introduced(definition,[new_symbols(definition,[sP12])]) ).

thf(sP13,plain,
    ( sP13
  <=> ! [X1: $i,X2: $i,X3: $i] :
        ( ( in @ X3 @ X1 )
       => ( in @ X3 @ ( binunion @ X1 @ X2 ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP13])]) ).

thf(sP14,plain,
    ( sP14
  <=> ! [X1: $i] :
        ( ( in @ X1 @ ( binunion @ eigen__0 @ eigen__1 ) )
       => ( ( ( in @ X1 @ eigen__0 )
           => ~ ( in @ X1 @ eigen__1 ) )
         => ( in @ X1
            @ ( dsetconstr @ ( binunion @ eigen__0 @ eigen__1 )
              @ ^ [X2: $i] :
                  ( ( in @ X2 @ eigen__0 )
                 => ~ ( in @ X2 @ eigen__1 ) ) ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP14])]) ).

thf(def_dsetconstrI,definition,
    ( dsetconstrI
    = ( ! [X1: $i,X2: $i > $o,X3: $i] :
          ( ^ [X4: $o,X5: $o] :
              ( X4
             => X5 )
          @ ( in @ X3 @ X1 )
          @ ( ^ [X4: $o,X5: $o] :
                ( X4
               => X5 )
            @ ( X2 @ X3 )
            @ ( in @ X3
              @ ( dsetconstr @ X1
                @ ^ [X4: $i] : ( X2 @ X4 ) ) ) ) ) ) ) ).

thf(def_binunionIL,definition,
    ( binunionIL
    = ( ! [X1: $i,X2: $i,X3: $i] :
          ( ^ [X4: $o,X5: $o] :
              ( X4
             => X5 )
          @ ( in @ X3 @ X1 )
          @ ( in @ X3 @ ( binunion @ X1 @ X2 ) ) ) ) ) ).

thf(def_symdiff,definition,
    ( symdiff
    = ( ^ [X1: $i,X2: $i] :
          ( dsetconstr @ ( binunion @ X1 @ X2 )
          @ ^ [X3: $i] :
              ( ( (~) @ ( in @ X3 @ X1 ) )
              | ( (~) @ ( in @ X3 @ X2 ) ) ) ) ) ) ).

thf(symdiffI1,conjecture,
    ( sP4
   => ( sP13
     => ! [X1: $i,X2: $i,X3: $i] :
          ( ( in @ X3 @ X1 )
         => ( ~ ( in @ X3 @ X2 )
           => ( in @ X3
              @ ( dsetconstr @ ( binunion @ X1 @ X2 )
                @ ^ [X4: $i] :
                    ( ( in @ X4 @ X1 )
                   => ~ ( in @ X4 @ X2 ) ) ) ) ) ) ) ) ).

thf(h0,negated_conjecture,
    ~ ( sP4
     => ( sP13
       => ! [X1: $i,X2: $i,X3: $i] :
            ( ( in @ X3 @ X1 )
           => ( ~ ( in @ X3 @ X2 )
             => ( in @ X3
                @ ( dsetconstr @ ( binunion @ X1 @ X2 )
                  @ ^ [X4: $i] :
                      ( ( in @ X4 @ X1 )
                     => ~ ( in @ X4 @ X2 ) ) ) ) ) ) ) ),
    inference(assume_negation,[status(cth)],[symdiffI1]) ).

thf(h1,assumption,
    sP4,
    introduced(assumption,[]) ).

thf(h2,assumption,
    ~ ( sP13
     => ! [X1: $i,X2: $i,X3: $i] :
          ( ( in @ X3 @ X1 )
         => ( ~ ( in @ X3 @ X2 )
           => ( in @ X3
              @ ( dsetconstr @ ( binunion @ X1 @ X2 )
                @ ^ [X4: $i] :
                    ( ( in @ X4 @ X1 )
                   => ~ ( in @ X4 @ X2 ) ) ) ) ) ) ),
    introduced(assumption,[]) ).

thf(h3,assumption,
    sP13,
    introduced(assumption,[]) ).

thf(h4,assumption,
    ~ ! [X1: $i,X2: $i,X3: $i] :
        ( ( in @ X3 @ X1 )
       => ( ~ ( in @ X3 @ X2 )
         => ( in @ X3
            @ ( dsetconstr @ ( binunion @ X1 @ X2 )
              @ ^ [X4: $i] :
                  ( ( in @ X4 @ X1 )
                 => ~ ( in @ X4 @ X2 ) ) ) ) ) ),
    introduced(assumption,[]) ).

thf(h5,assumption,
    ~ ! [X1: $i,X2: $i] :
        ( ( in @ X2 @ eigen__0 )
       => ( ~ ( in @ X2 @ X1 )
         => ( in @ X2
            @ ( dsetconstr @ ( binunion @ eigen__0 @ X1 )
              @ ^ [X3: $i] :
                  ( ( in @ X3 @ eigen__0 )
                 => ~ ( in @ X3 @ X1 ) ) ) ) ) ),
    introduced(assumption,[]) ).

thf(h6,assumption,
    ~ ! [X1: $i] :
        ( ( in @ X1 @ eigen__0 )
       => ( ~ ( in @ X1 @ eigen__1 )
         => ( in @ X1
            @ ( dsetconstr @ ( binunion @ eigen__0 @ eigen__1 )
              @ ^ [X2: $i] :
                  ( ( in @ X2 @ eigen__0 )
                 => ~ ( in @ X2 @ eigen__1 ) ) ) ) ) ),
    introduced(assumption,[]) ).

thf(h7,assumption,
    ~ ( sP9
     => ( ~ sP1
       => sP10 ) ),
    introduced(assumption,[]) ).

thf(h8,assumption,
    sP9,
    introduced(assumption,[]) ).

thf(h9,assumption,
    ~ ( ~ sP1
     => sP10 ),
    introduced(assumption,[]) ).

thf(h10,assumption,
    ~ sP1,
    introduced(assumption,[]) ).

thf(h11,assumption,
    ~ sP10,
    introduced(assumption,[]) ).

thf(1,plain,
    ( sP11
    | sP1 ),
    inference(prop_rule,[status(thm)],]) ).

thf(2,plain,
    ( ~ sP2
    | ~ sP11
    | sP10 ),
    inference(prop_rule,[status(thm)],]) ).

thf(3,plain,
    ( ~ sP12
    | ~ sP3
    | sP2 ),
    inference(prop_rule,[status(thm)],]) ).

thf(4,plain,
    ( ~ sP6
    | ~ sP9
    | sP3 ),
    inference(prop_rule,[status(thm)],]) ).

thf(5,plain,
    ( ~ sP14
    | sP12 ),
    inference(all_rule,[status(thm)],]) ).

thf(6,plain,
    ( ~ sP5
    | sP6 ),
    inference(all_rule,[status(thm)],]) ).

thf(7,plain,
    ( ~ sP7
    | sP14 ),
    inference(all_rule,[status(thm)],]) ).

thf(8,plain,
    ( ~ sP8
    | sP5 ),
    inference(all_rule,[status(thm)],]) ).

thf(9,plain,
    ( ~ sP4
    | sP7 ),
    inference(all_rule,[status(thm)],]) ).

thf(10,plain,
    ( ~ sP13
    | sP8 ),
    inference(all_rule,[status(thm)],]) ).

thf(11,plain,
    $false,
    inference(prop_unsat,[status(thm),assumptions([h10,h11,h8,h9,h7,h6,h5,h3,h4,h1,h2,h0])],[1,2,3,4,5,6,7,8,9,10,h1,h3,h8,h10,h11]) ).

thf(12,plain,
    $false,
    inference(tab_negimp,[status(thm),assumptions([h8,h9,h7,h6,h5,h3,h4,h1,h2,h0]),tab_negimp(discharge,[h10,h11])],[h9,11,h10,h11]) ).

thf(13,plain,
    $false,
    inference(tab_negimp,[status(thm),assumptions([h7,h6,h5,h3,h4,h1,h2,h0]),tab_negimp(discharge,[h8,h9])],[h7,12,h8,h9]) ).

thf(14,plain,
    $false,
    inference(tab_negall,[status(thm),assumptions([h6,h5,h3,h4,h1,h2,h0]),tab_negall(discharge,[h7]),tab_negall(eigenvar,eigen__2)],[h6,13,h7]) ).

thf(15,plain,
    $false,
    inference(tab_negall,[status(thm),assumptions([h5,h3,h4,h1,h2,h0]),tab_negall(discharge,[h6]),tab_negall(eigenvar,eigen__1)],[h5,14,h6]) ).

thf(16,plain,
    $false,
    inference(tab_negall,[status(thm),assumptions([h3,h4,h1,h2,h0]),tab_negall(discharge,[h5]),tab_negall(eigenvar,eigen__0)],[h4,15,h5]) ).

thf(17,plain,
    $false,
    inference(tab_negimp,[status(thm),assumptions([h1,h2,h0]),tab_negimp(discharge,[h3,h4])],[h2,16,h3,h4]) ).

thf(18,plain,
    $false,
    inference(tab_negimp,[status(thm),assumptions([h0]),tab_negimp(discharge,[h1,h2])],[h0,17,h1,h2]) ).

thf(0,theorem,
    ( sP4
   => ( sP13
     => ! [X1: $i,X2: $i,X3: $i] :
          ( ( in @ X3 @ X1 )
         => ( ~ ( in @ X3 @ X2 )
           => ( in @ X3
              @ ( dsetconstr @ ( binunion @ X1 @ X2 )
                @ ^ [X4: $i] :
                    ( ( in @ X4 @ X1 )
                   => ~ ( in @ X4 @ X2 ) ) ) ) ) ) ) ),
    inference(contra,[status(thm),contra(discharge,[h0])],[18,h0]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.11  % Problem  : SEU612^2 : TPTP v8.1.2. Released v3.7.0.
% 0.00/0.12  % Command  : lash -P picomus -M modes -p tstp -t %d %s
% 0.12/0.33  % Computer : n011.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 : Wed Aug 23 23:44:22 EDT 2023
% 0.18/0.33  % CPUTime  : 
% 20.20/20.51  % SZS status Theorem
% 20.20/20.51  % Mode: cade22grackle2x798d
% 20.20/20.51  % Steps: 759
% 20.20/20.51  % SZS output start Proof
% See solution above
%------------------------------------------------------------------------------