TSTP Solution File: PUZ108^5 by Satallax---3.5

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%------------------------------------------------------------------------------
% File     : Satallax---3.5
% Problem  : PUZ108^5 : TPTP v8.1.0. Bugfixed v5.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : satallax -E eprover-ho -P picomus -M modes -p tstp -t %d %s

% Computer : n028.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  : 600s
% DateTime : Mon Jul 18 18:26:03 EDT 2022

% Result   : Theorem 36.83s 36.85s
% Output   : Proof 36.83s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    4
%            Number of leaves      :   37
% Syntax   : Number of formulae    :   46 (  17 unt;   5 typ;   5 def)
%            Number of atoms       :   83 (   5 equ;   0 cnn)
%            Maximal formula atoms :    4 (   2 avg)
%            Number of connectives :  271 (  48   ~;  16   |;   0   &; 138   @)
%                                         (  14 <=>;  55  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   15 (   4 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   19 (  19   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   24 (  22 usr;  21 con; 0-2 aty)
%            Number of variables   :   42 (   6   ^  36   !;   0   ?;  42   :)

% Comments : 
%------------------------------------------------------------------------------
thf(ty_eigen__2,type,
    eigen__2: $i > $o ).

thf(ty_s,type,
    s: $i > $i ).

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

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

thf(ty_eigen__3,type,
    eigen__3: $i ).

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] :
          ~ ( ( eigen__2 @ ( s @ X1 ) )
           => ( eigen__2 @ ( s @ ( s @ ( s @ X1 ) ) ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[eigen__3])]) ).

thf(eigendef_eigen__1,definition,
    ( eigen__1
    = ( eps__0
      @ ^ [X1: $i] :
          ~ ( ! [X2: $i > $o] :
                ( ~ ( ( X2 @ eigen__0 )
                   => ~ ! [X3: $i] :
                          ( ( X2 @ X3 )
                         => ( X2 @ ( s @ ( s @ X3 ) ) ) ) )
               => ( X2 @ X1 ) )
           => ! [X2: $i > $o] :
                ( ~ ( ( X2 @ ( s @ eigen__0 ) )
                   => ~ ! [X3: $i] :
                          ( ( X2 @ X3 )
                         => ( X2 @ ( s @ ( s @ X3 ) ) ) ) )
               => ( X2 @ ( s @ X1 ) ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[eigen__1])]) ).

thf(eigendef_eigen__0,definition,
    ( eigen__0
    = ( eps__0
      @ ^ [X1: $i] :
          ~ ! [X2: $i] :
              ( ! [X3: $i > $o] :
                  ( ~ ( ( X3 @ X1 )
                     => ~ ! [X4: $i] :
                            ( ( X3 @ X4 )
                           => ( X3 @ ( s @ ( s @ X4 ) ) ) ) )
                 => ( X3 @ X2 ) )
             => ! [X3: $i > $o] :
                  ( ~ ( ( X3 @ ( s @ X1 ) )
                     => ~ ! [X4: $i] :
                            ( ( X3 @ X4 )
                           => ( X3 @ ( s @ ( s @ X4 ) ) ) ) )
                 => ( X3 @ ( s @ X2 ) ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[eigen__0])]) ).

thf(h1,assumption,
    ! [X1: ( $i > $o ) > $o,X2: $i > $o] :
      ( ( X1 @ X2 )
     => ( X1 @ ( eps__1 @ X1 ) ) ),
    introduced(assumption,[]) ).

thf(eigendef_eigen__2,definition,
    ( eigen__2
    = ( eps__1
      @ ^ [X1: $i > $o] :
          ~ ( ~ ( ( X1 @ ( s @ eigen__0 ) )
               => ~ ! [X2: $i] :
                      ( ( X1 @ X2 )
                     => ( X1 @ ( s @ ( s @ X2 ) ) ) ) )
           => ( X1 @ ( s @ eigen__1 ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[eigen__2])]) ).

thf(sP1,plain,
    ( sP1
  <=> ! [X1: $i] :
        ( ! [X2: $i > $o] :
            ( ~ ( ( X2 @ eigen__0 )
               => ~ ! [X3: $i] :
                      ( ( X2 @ X3 )
                     => ( X2 @ ( s @ ( s @ X3 ) ) ) ) )
           => ( X2 @ X1 ) )
       => ! [X2: $i > $o] :
            ( ~ ( ( X2 @ ( s @ eigen__0 ) )
               => ~ ! [X3: $i] :
                      ( ( X2 @ X3 )
                     => ( X2 @ ( s @ ( s @ X3 ) ) ) ) )
           => ( X2 @ ( s @ X1 ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP1])]) ).

thf(sP2,plain,
    ( sP2
  <=> ( ( eigen__2 @ ( s @ eigen__0 ) )
     => ~ ! [X1: $i] :
            ( ( eigen__2 @ X1 )
           => ( eigen__2 @ ( s @ ( s @ X1 ) ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP2])]) ).

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

thf(sP4,plain,
    ( sP4
  <=> ! [X1: $i > $o] :
        ( ~ ( ( X1 @ ( s @ eigen__0 ) )
           => ~ ! [X2: $i] :
                  ( ( X1 @ X2 )
                 => ( X1 @ ( s @ ( s @ X2 ) ) ) ) )
       => ( X1 @ ( s @ eigen__1 ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP4])]) ).

thf(sP5,plain,
    ( sP5
  <=> ! [X1: $i] :
        ( ( eigen__2 @ ( s @ X1 ) )
       => ( eigen__2 @ ( s @ ( s @ ( s @ X1 ) ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP5])]) ).

thf(sP6,plain,
    ( sP6
  <=> ( ( eigen__2 @ ( s @ eigen__0 ) )
     => ~ sP5 ) ),
    introduced(definition,[new_symbols(definition,[sP6])]) ).

thf(sP7,plain,
    ( sP7
  <=> ( ~ sP2
     => ( eigen__2 @ ( s @ eigen__1 ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP7])]) ).

thf(sP8,plain,
    ( sP8
  <=> ( eigen__2 @ ( s @ eigen__0 ) ) ),
    introduced(definition,[new_symbols(definition,[sP8])]) ).

thf(sP9,plain,
    ( sP9
  <=> ( ~ sP6
     => ( eigen__2 @ ( s @ eigen__1 ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP9])]) ).

thf(sP10,plain,
    ( sP10
  <=> ( ! [X1: $i > $o] :
          ( ~ ( ( X1 @ eigen__0 )
             => ~ ! [X2: $i] :
                    ( ( X1 @ X2 )
                   => ( X1 @ ( s @ ( s @ X2 ) ) ) ) )
         => ( X1 @ eigen__1 ) )
     => sP4 ) ),
    introduced(definition,[new_symbols(definition,[sP10])]) ).

thf(sP11,plain,
    ( sP11
  <=> ! [X1: $i,X2: $i] :
        ( ! [X3: $i > $o] :
            ( ~ ( ( X3 @ X1 )
               => ~ ! [X4: $i] :
                      ( ( X3 @ X4 )
                     => ( X3 @ ( s @ ( s @ X4 ) ) ) ) )
           => ( X3 @ X2 ) )
       => ! [X3: $i > $o] :
            ( ~ ( ( X3 @ ( s @ X1 ) )
               => ~ ! [X4: $i] :
                      ( ( X3 @ X4 )
                     => ( X3 @ ( s @ ( s @ X4 ) ) ) ) )
           => ( X3 @ ( s @ X2 ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP11])]) ).

thf(sP12,plain,
    ( sP12
  <=> ( eigen__2 @ ( s @ eigen__1 ) ) ),
    introduced(definition,[new_symbols(definition,[sP12])]) ).

thf(sP13,plain,
    ( sP13
  <=> ( ( eigen__2 @ ( s @ eigen__3 ) )
     => ( eigen__2 @ ( s @ ( s @ ( s @ eigen__3 ) ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP13])]) ).

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

thf(def_cCKB_E2,definition,
    ( cCKB_E2
    = ( ^ [X1: $i,X2: $i] :
        ! [X3: $i > $o] :
          ( ~ ( ( X3 @ X1 )
             => ~ ! [X4: $i] :
                    ( ( X3 @ X4 )
                   => ( X3 @ ( s @ ( s @ X4 ) ) ) ) )
         => ( X3 @ X2 ) ) ) ) ).

thf(cCKB_L35000,conjecture,
    sP11 ).

thf(h2,negated_conjecture,
    ~ sP11,
    inference(assume_negation,[status(cth)],[cCKB_L35000]) ).

thf(1,plain,
    ( ~ sP3
    | sP13 ),
    inference(all_rule,[status(thm)],]) ).

thf(2,plain,
    ( sP5
    | ~ sP13 ),
    inference(eigen_choice_rule,[status(thm),assumptions([h0])],[h0,eigendef_eigen__3]) ).

thf(3,plain,
    ( ~ sP6
    | ~ sP8
    | ~ sP5 ),
    inference(prop_rule,[status(thm)],]) ).

thf(4,plain,
    ( ~ sP9
    | sP6
    | sP12 ),
    inference(prop_rule,[status(thm)],]) ).

thf(5,plain,
    ( ~ sP14
    | sP9 ),
    inference(all_rule,[status(thm)],]) ).

thf(6,plain,
    ( sP2
    | sP3 ),
    inference(prop_rule,[status(thm)],]) ).

thf(7,plain,
    ( sP2
    | sP8 ),
    inference(prop_rule,[status(thm)],]) ).

thf(8,plain,
    ( sP7
    | ~ sP12 ),
    inference(prop_rule,[status(thm)],]) ).

thf(9,plain,
    ( sP7
    | ~ sP2 ),
    inference(prop_rule,[status(thm)],]) ).

thf(10,plain,
    ( sP4
    | ~ sP7 ),
    inference(eigen_choice_rule,[status(thm),assumptions([h1])],[h1,eigendef_eigen__2]) ).

thf(11,plain,
    ( sP10
    | ~ sP4 ),
    inference(prop_rule,[status(thm)],]) ).

thf(12,plain,
    ( sP10
    | sP14 ),
    inference(prop_rule,[status(thm)],]) ).

thf(13,plain,
    ( sP1
    | ~ sP10 ),
    inference(eigen_choice_rule,[status(thm),assumptions([h0])],[h0,eigendef_eigen__1]) ).

thf(14,plain,
    ( sP11
    | ~ sP1 ),
    inference(eigen_choice_rule,[status(thm),assumptions([h0])],[h0,eigendef_eigen__0]) ).

thf(15,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,h2]) ).

thf(16,plain,
    $false,
    inference(eigenvar_choice,[status(thm),assumptions([h2,h0]),eigenvar_choice(discharge,[h1])],[15,h1]) ).

thf(17,plain,
    $false,
    inference(eigenvar_choice,[status(thm),assumptions([h2]),eigenvar_choice(discharge,[h0])],[16,h0]) ).

thf(0,theorem,
    sP11,
    inference(contra,[status(thm),contra(discharge,[h2])],[15,h2]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.12  % Problem  : PUZ108^5 : TPTP v8.1.0. Bugfixed v5.2.0.
% 0.04/0.12  % Command  : satallax -E eprover-ho -P picomus -M modes -p tstp -t %d %s
% 0.13/0.33  % Computer : n028.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33  % CPULimit : 300
% 0.13/0.33  % WCLimit  : 600
% 0.13/0.33  % DateTime : Sun May 29 02:27:33 EDT 2022
% 0.13/0.33  % CPUTime  : 
% 36.83/36.85  % SZS status Theorem
% 36.83/36.85  % Mode: mode485
% 36.83/36.85  % Inferences: 106
% 36.83/36.85  % SZS output start Proof
% See solution above
%------------------------------------------------------------------------------