TSTP Solution File: SET579^3 by Lash---1.13

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Lash---1.13
% Problem  : SET579^3 : TPTP v8.1.2. Released v8.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : lash -P picomus -M modes -p tstp -t %d %s

% Computer : n032.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 15:17:33 EDT 2023

% Result   : Theorem 23.60s 23.85s
% Output   : Proof 23.60s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    7
%            Number of leaves      :   87
% Syntax   : Number of formulae    :   97 (  24 unt;  11 typ;  12 def)
%            Number of atoms       :  240 (  33 equ;   1 cnn)
%            Maximal formula atoms :    3 (   2 avg)
%            Number of connectives :  467 (  59   ~;  35   |;   2   &; 306   @)
%                                         (  31 <=>;  34  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   3 avg)
%            Number of types       :    3 (   1 usr)
%            Number of type conns  :   28 (  28   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   55 (  52 usr;  50 con; 0-3 aty)
%            Number of variables   :   72 (  29   ^;  41   !;   2   ?;  72   :)

% Comments : 
%------------------------------------------------------------------------------
thf(ty_mworld,type,
    mworld: $tType ).

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

thf(ty_eigen__4,type,
    eigen__4: $i ).

thf(ty_difference,type,
    difference: $i > $i > $i ).

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

thf(ty_subset,type,
    subset: $i > $i > mworld > $o ).

thf(ty_mactual,type,
    mactual: mworld ).

thf(ty_member,type,
    member: $i > $i > mworld > $o ).

thf(ty_qmltpeq,type,
    qmltpeq: $i > $i > mworld > $o ).

thf(ty_eigen__7,type,
    eigen__7: $i ).

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

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

thf(eigendef_eigen__4,definition,
    ( eigen__4
    = ( eps__0
      @ ^ [X1: $i] :
          ~ ( ( member @ X1 @ eigen__0 @ mactual )
           => ( member @ X1 @ ( difference @ eigen__1 @ eigen__2 ) @ mactual ) ) ) ),
    introduced(definition,[new_symbols(definition,[eigen__4])]) ).

thf(eigendef_eigen__7,definition,
    ( eigen__7
    = ( eps__0
      @ ^ [X1: $i] :
          ~ ( ( member @ X1 @ ( difference @ eigen__1 @ eigen__2 ) @ mactual )
           => ( member @ X1 @ eigen__0 @ mactual ) ) ) ),
    introduced(definition,[new_symbols(definition,[eigen__7])]) ).

thf(sP1,plain,
    ( sP1
  <=> ! [X1: $i] :
        ( ( member @ X1 @ eigen__0 @ mactual )
        = ( ~ ( ( member @ X1 @ eigen__1 @ mactual )
             => ( member @ X1 @ eigen__2 @ mactual ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP1])]) ).

thf(sP2,plain,
    ( sP2
  <=> ! [X1: $i] :
        ( ( qmltpeq @ eigen__0 @ X1 @ mactual )
        = ( ~ ( ( subset @ eigen__0 @ X1 @ mactual )
             => ~ ( subset @ X1 @ eigen__0 @ mactual ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP2])]) ).

thf(sP3,plain,
    ( sP3
  <=> ! [X1: $i,X2: $i] :
        ( ( member @ X2 @ ( difference @ eigen__1 @ X1 ) @ mactual )
        = ( ~ ( ( member @ X2 @ eigen__1 @ mactual )
             => ( member @ X2 @ X1 @ mactual ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP3])]) ).

thf(sP4,plain,
    ( sP4
  <=> ( member @ eigen__4 @ ( difference @ eigen__1 @ eigen__2 ) @ mactual ) ),
    introduced(definition,[new_symbols(definition,[sP4])]) ).

thf(sP5,plain,
    ( sP5
  <=> ! [X1: $i,X2: $i] :
        ( ( qmltpeq @ X1 @ X2 @ mactual )
        = ( ~ ( ( subset @ X1 @ X2 @ mactual )
             => ~ ( subset @ X2 @ X1 @ mactual ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP5])]) ).

thf(sP6,plain,
    ( sP6
  <=> ! [X1: $i] :
        ( ( member @ X1 @ ( difference @ eigen__1 @ eigen__2 ) @ mactual )
       => ( member @ X1 @ eigen__0 @ mactual ) ) ),
    introduced(definition,[new_symbols(definition,[sP6])]) ).

thf(sP7,plain,
    ( sP7
  <=> ( ( subset @ eigen__0 @ ( difference @ eigen__1 @ eigen__2 ) @ mactual )
     => ~ ( subset @ ( difference @ eigen__1 @ eigen__2 ) @ eigen__0 @ mactual ) ) ),
    introduced(definition,[new_symbols(definition,[sP7])]) ).

thf(sP8,plain,
    ( sP8
  <=> ( ( member @ eigen__4 @ eigen__0 @ mactual )
      = ( ~ ( ( member @ eigen__4 @ eigen__1 @ mactual )
           => ( member @ eigen__4 @ eigen__2 @ mactual ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP8])]) ).

thf(sP9,plain,
    ( sP9
  <=> ( ( member @ eigen__4 @ eigen__0 @ mactual )
     => sP4 ) ),
    introduced(definition,[new_symbols(definition,[sP9])]) ).

thf(sP10,plain,
    ( sP10
  <=> ( ( member @ eigen__4 @ eigen__1 @ mactual )
     => ( member @ eigen__4 @ eigen__2 @ mactual ) ) ),
    introduced(definition,[new_symbols(definition,[sP10])]) ).

thf(sP11,plain,
    ( sP11
  <=> ( member @ eigen__7 @ ( difference @ eigen__1 @ eigen__2 ) @ mactual ) ),
    introduced(definition,[new_symbols(definition,[sP11])]) ).

thf(sP12,plain,
    ( sP12
  <=> ( ( subset @ eigen__0 @ ( difference @ eigen__1 @ eigen__2 ) @ mactual )
      = ( ! [X1: $i] :
            ( ( member @ X1 @ eigen__0 @ mactual )
           => ( member @ X1 @ ( difference @ eigen__1 @ eigen__2 ) @ mactual ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP12])]) ).

thf(sP13,plain,
    ( sP13
  <=> ( member @ eigen__4 @ eigen__0 @ mactual ) ),
    introduced(definition,[new_symbols(definition,[sP13])]) ).

thf(sP14,plain,
    ( sP14
  <=> ! [X1: $i,X2: $i,X3: $i] :
        ( ( member @ X3 @ ( difference @ X1 @ X2 ) @ mactual )
        = ( ~ ( ( member @ X3 @ X1 @ mactual )
             => ( member @ X3 @ X2 @ mactual ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP14])]) ).

thf(sP15,plain,
    ( sP15
  <=> ( ( subset @ ( difference @ eigen__1 @ eigen__2 ) @ eigen__0 @ mactual )
      = sP6 ) ),
    introduced(definition,[new_symbols(definition,[sP15])]) ).

thf(sP16,plain,
    ( sP16
  <=> ( ( member @ eigen__7 @ eigen__1 @ mactual )
     => ( member @ eigen__7 @ eigen__2 @ mactual ) ) ),
    introduced(definition,[new_symbols(definition,[sP16])]) ).

thf(sP17,plain,
    ( sP17
  <=> ! [X1: $i] :
        ( ( member @ X1 @ eigen__0 @ mactual )
       => ( member @ X1 @ ( difference @ eigen__1 @ eigen__2 ) @ mactual ) ) ),
    introduced(definition,[new_symbols(definition,[sP17])]) ).

thf(sP18,plain,
    ( sP18
  <=> ( subset @ ( difference @ eigen__1 @ eigen__2 ) @ eigen__0 @ mactual ) ),
    introduced(definition,[new_symbols(definition,[sP18])]) ).

thf(sP19,plain,
    ( sP19
  <=> ! [X1: $i] :
        ( ( subset @ ( difference @ eigen__1 @ eigen__2 ) @ X1 @ mactual )
        = ( ! [X2: $i] :
              ( ( member @ X2 @ ( difference @ eigen__1 @ eigen__2 ) @ mactual )
             => ( member @ X2 @ X1 @ mactual ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP19])]) ).

thf(sP20,plain,
    ( sP20
  <=> ( member @ eigen__7 @ eigen__0 @ mactual ) ),
    introduced(definition,[new_symbols(definition,[sP20])]) ).

thf(sP21,plain,
    ( sP21
  <=> ( qmltpeq @ eigen__0 @ ( difference @ eigen__1 @ eigen__2 ) @ mactual ) ),
    introduced(definition,[new_symbols(definition,[sP21])]) ).

thf(sP22,plain,
    ( sP22
  <=> ( sP11
     => sP20 ) ),
    introduced(definition,[new_symbols(definition,[sP22])]) ).

thf(sP23,plain,
    ( sP23
  <=> ( sP11 = ~ sP16 ) ),
    introduced(definition,[new_symbols(definition,[sP23])]) ).

thf(sP24,plain,
    ( sP24
  <=> ( subset @ eigen__0 @ ( difference @ eigen__1 @ eigen__2 ) @ mactual ) ),
    introduced(definition,[new_symbols(definition,[sP24])]) ).

thf(sP25,plain,
    ( sP25
  <=> ( sP20 = ~ sP16 ) ),
    introduced(definition,[new_symbols(definition,[sP25])]) ).

thf(sP26,plain,
    ( sP26
  <=> ( sP21 = ~ sP7 ) ),
    introduced(definition,[new_symbols(definition,[sP26])]) ).

thf(sP27,plain,
    ( sP27
  <=> ! [X1: $i,X2: $i] :
        ( ( subset @ X1 @ X2 @ mactual )
        = ( ! [X3: $i] :
              ( ( member @ X3 @ X1 @ mactual )
             => ( member @ X3 @ X2 @ mactual ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP27])]) ).

thf(sP28,plain,
    ( sP28
  <=> ! [X1: $i] :
        ( ( subset @ eigen__0 @ X1 @ mactual )
        = ( ! [X2: $i] :
              ( ( member @ X2 @ eigen__0 @ mactual )
             => ( member @ X2 @ X1 @ mactual ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP28])]) ).

thf(sP29,plain,
    ( sP29
  <=> ( sP4 = ~ sP10 ) ),
    introduced(definition,[new_symbols(definition,[sP29])]) ).

thf(sP30,plain,
    ( sP30
  <=> ! [X1: $i] :
        ( ( member @ X1 @ ( difference @ eigen__1 @ eigen__2 ) @ mactual )
        = ( ~ ( ( member @ X1 @ eigen__1 @ mactual )
             => ( member @ X1 @ eigen__2 @ mactual ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP30])]) ).

thf(def_mlocal,definition,
    ( mlocal
    = ( ^ [X1: mworld > $o] : ( X1 @ mactual ) ) ) ).

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

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

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

thf(def_mimplies,definition,
    ( mimplies
    = ( ^ [X1: mworld > $o,X2: mworld > $o,X3: mworld] :
          ( ^ [X4: $o,X5: $o] :
              ( X4
             => X5 )
          @ ( X1 @ X3 )
          @ ( X2 @ X3 ) ) ) ) ).

thf(def_mequiv,definition,
    ( mequiv
    = ( ^ [X1: mworld > $o,X2: mworld > $o,X3: mworld] :
          ( ( X1 @ X3 )
        <=> ( X2 @ X3 ) ) ) ) ).

thf(def_mbox,definition,
    ( mbox
    = ( ^ [X1: mworld > $o,X2: mworld] :
        ! [X3: mworld] :
          ( ^ [X4: $o,X5: $o] :
              ( X4
             => X5 )
          @ ( mrel @ X2 @ X3 )
          @ ( X1 @ X3 ) ) ) ) ).

thf(def_mdia,definition,
    ( mdia
    = ( ^ [X1: mworld > $o,X2: mworld] :
        ? [X3: mworld] :
          ( ( mrel @ X2 @ X3 )
          & ( X1 @ X3 ) ) ) ) ).

thf(def_mforall_di,definition,
    ( mforall_di
    = ( ^ [X1: $i > mworld > $o,X2: mworld] :
        ! [X3: $i] : ( X1 @ X3 @ X2 ) ) ) ).

thf(def_mexists_di,definition,
    ( mexists_di
    = ( ^ [X1: $i > mworld > $o,X2: mworld] :
        ? [X3: $i] : ( X1 @ X3 @ X2 ) ) ) ).

thf(prove_th20,conjecture,
    ! [X1: $i,X2: $i,X3: $i] :
      ( ! [X4: $i] :
          ( ( member @ X4 @ X1 @ mactual )
          = ( ~ ( ( member @ X4 @ X2 @ mactual )
               => ( member @ X4 @ X3 @ mactual ) ) ) )
     => ( qmltpeq @ X1 @ ( difference @ X2 @ X3 ) @ mactual ) ) ).

thf(h1,negated_conjecture,
    ~ ! [X1: $i,X2: $i,X3: $i] :
        ( ! [X4: $i] :
            ( ( member @ X4 @ X1 @ mactual )
            = ( ~ ( ( member @ X4 @ X2 @ mactual )
                 => ( member @ X4 @ X3 @ mactual ) ) ) )
       => ( qmltpeq @ X1 @ ( difference @ X2 @ X3 ) @ mactual ) ),
    inference(assume_negation,[status(cth)],[prove_th20]) ).

thf(h2,assumption,
    ~ ! [X1: $i,X2: $i] :
        ( ! [X3: $i] :
            ( ( member @ X3 @ eigen__0 @ mactual )
            = ( ~ ( ( member @ X3 @ X1 @ mactual )
                 => ( member @ X3 @ X2 @ mactual ) ) ) )
       => ( qmltpeq @ eigen__0 @ ( difference @ X1 @ X2 ) @ mactual ) ),
    introduced(assumption,[]) ).

thf(h3,assumption,
    ~ ! [X1: $i] :
        ( ! [X2: $i] :
            ( ( member @ X2 @ eigen__0 @ mactual )
            = ( ~ ( ( member @ X2 @ eigen__1 @ mactual )
                 => ( member @ X2 @ X1 @ mactual ) ) ) )
       => ( qmltpeq @ eigen__0 @ ( difference @ eigen__1 @ X1 ) @ mactual ) ),
    introduced(assumption,[]) ).

thf(h4,assumption,
    ~ ( sP1
     => sP21 ),
    introduced(assumption,[]) ).

thf(h5,assumption,
    sP1,
    introduced(assumption,[]) ).

thf(h6,assumption,
    ~ sP21,
    introduced(assumption,[]) ).

thf(1,plain,
    ( ~ sP25
    | sP20
    | sP16 ),
    inference(prop_rule,[status(thm)],]) ).

thf(2,plain,
    ( ~ sP23
    | ~ sP11
    | ~ sP16 ),
    inference(prop_rule,[status(thm)],]) ).

thf(3,plain,
    ( ~ sP8
    | ~ sP13
    | ~ sP10 ),
    inference(prop_rule,[status(thm)],]) ).

thf(4,plain,
    ( ~ sP29
    | sP4
    | sP10 ),
    inference(prop_rule,[status(thm)],]) ).

thf(5,plain,
    ( ~ sP1
    | sP25 ),
    inference(all_rule,[status(thm)],]) ).

thf(6,plain,
    ( ~ sP30
    | sP23 ),
    inference(all_rule,[status(thm)],]) ).

thf(7,plain,
    ( ~ sP1
    | sP8 ),
    inference(all_rule,[status(thm)],]) ).

thf(8,plain,
    ( ~ sP30
    | sP29 ),
    inference(all_rule,[status(thm)],]) ).

thf(9,plain,
    ( sP22
    | ~ sP20 ),
    inference(prop_rule,[status(thm)],]) ).

thf(10,plain,
    ( sP22
    | sP11 ),
    inference(prop_rule,[status(thm)],]) ).

thf(11,plain,
    ( sP9
    | ~ sP4 ),
    inference(prop_rule,[status(thm)],]) ).

thf(12,plain,
    ( sP9
    | sP13 ),
    inference(prop_rule,[status(thm)],]) ).

thf(13,plain,
    ( ~ sP7
    | ~ sP24
    | ~ sP18 ),
    inference(prop_rule,[status(thm)],]) ).

thf(14,plain,
    ( sP6
    | ~ sP22 ),
    inference(eigen_choice_rule,[status(thm),assumptions([h0])],[h0,eigendef_eigen__7]) ).

thf(15,plain,
    ( sP17
    | ~ sP9 ),
    inference(eigen_choice_rule,[status(thm),assumptions([h0])],[h0,eigendef_eigen__4]) ).

thf(16,plain,
    ( ~ sP26
    | sP21
    | sP7 ),
    inference(prop_rule,[status(thm)],]) ).

thf(17,plain,
    ( ~ sP15
    | sP18
    | ~ sP6 ),
    inference(prop_rule,[status(thm)],]) ).

thf(18,plain,
    ( ~ sP12
    | sP24
    | ~ sP17 ),
    inference(prop_rule,[status(thm)],]) ).

thf(19,plain,
    ( ~ sP3
    | sP30 ),
    inference(all_rule,[status(thm)],]) ).

thf(20,plain,
    ( ~ sP2
    | sP26 ),
    inference(all_rule,[status(thm)],]) ).

thf(21,plain,
    ( ~ sP19
    | sP15 ),
    inference(all_rule,[status(thm)],]) ).

thf(22,plain,
    ( ~ sP28
    | sP12 ),
    inference(all_rule,[status(thm)],]) ).

thf(23,plain,
    ( ~ sP14
    | sP3 ),
    inference(all_rule,[status(thm)],]) ).

thf(24,plain,
    ( ~ sP5
    | sP2 ),
    inference(all_rule,[status(thm)],]) ).

thf(25,plain,
    ( ~ sP27
    | sP19 ),
    inference(all_rule,[status(thm)],]) ).

thf(26,plain,
    ( ~ sP27
    | sP28 ),
    inference(all_rule,[status(thm)],]) ).

thf(difference_defn,axiom,
    sP14 ).

thf(equal_defn,axiom,
    sP5 ).

thf(subset_defn,axiom,
    sP27 ).

thf(27,plain,
    $false,
    inference(prop_unsat,[status(thm),assumptions([h5,h6,h4,h3,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,difference_defn,equal_defn,subset_defn,h5,h6]) ).

thf(28,plain,
    $false,
    inference(tab_negimp,[status(thm),assumptions([h4,h3,h2,h1,h0]),tab_negimp(discharge,[h5,h6])],[h4,27,h5,h6]) ).

thf(29,plain,
    $false,
    inference(tab_negall,[status(thm),assumptions([h3,h2,h1,h0]),tab_negall(discharge,[h4]),tab_negall(eigenvar,eigen__2)],[h3,28,h4]) ).

thf(30,plain,
    $false,
    inference(tab_negall,[status(thm),assumptions([h2,h1,h0]),tab_negall(discharge,[h3]),tab_negall(eigenvar,eigen__1)],[h2,29,h3]) ).

thf(31,plain,
    $false,
    inference(tab_negall,[status(thm),assumptions([h1,h0]),tab_negall(discharge,[h2]),tab_negall(eigenvar,eigen__0)],[h1,30,h2]) ).

thf(32,plain,
    $false,
    inference(eigenvar_choice,[status(thm),assumptions([h1]),eigenvar_choice(discharge,[h0])],[31,h0]) ).

thf(0,theorem,
    ! [X1: $i,X2: $i,X3: $i] :
      ( ! [X4: $i] :
          ( ( member @ X4 @ X1 @ mactual )
          = ( ~ ( ( member @ X4 @ X2 @ mactual )
               => ( member @ X4 @ X3 @ mactual ) ) ) )
     => ( qmltpeq @ X1 @ ( difference @ X2 @ X3 ) @ mactual ) ),
    inference(contra,[status(thm),contra(discharge,[h1])],[31,h1]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.10  % Problem  : SET579^3 : TPTP v8.1.2. Released v8.1.0.
% 0.00/0.11  % Command  : lash -P picomus -M modes -p tstp -t %d %s
% 0.10/0.31  % Computer : n032.cluster.edu
% 0.10/0.31  % Model    : x86_64 x86_64
% 0.10/0.31  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.31  % Memory   : 8042.1875MB
% 0.10/0.31  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.10/0.31  % CPULimit : 300
% 0.10/0.31  % WCLimit  : 300
% 0.10/0.31  % DateTime : Sat Aug 26 16:02:13 EDT 2023
% 0.10/0.31  % CPUTime  : 
% 23.60/23.85  % SZS status Theorem
% 23.60/23.85  % Mode: cade22grackle2x798d
% 23.60/23.85  % Steps: 33261
% 23.60/23.85  % SZS output start Proof
% See solution above
%------------------------------------------------------------------------------