TSTP Solution File: SEU610^2 by Leo-III-SAT---1.7.12

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Leo-III-SAT---1.7.12
% Problem  : SEU610^2 : TPTP v8.2.0. Released v3.7.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_Leo-III %s %d

% 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 : Tue May 21 03:42:57 EDT 2024

% Result   : Theorem 4.04s 2.13s
% Output   : Refutation 4.06s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   14
%            Number of leaves      :   16
% Syntax   : Number of formulae    :   42 (  12 unt;  11 typ;   4 def)
%            Number of atoms       :  109 (  24 equ;   0 cnn)
%            Maximal formula atoms :   12 (   3 avg)
%            Number of connectives :  288 (  21   ~;  20   |;   0   &; 206   @)
%                                         (   0 <=>;  41  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   14 (   6 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    8 (   8   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   13 (  11 usr;   8 con; 0-2 aty)
%            Number of variables   :   73 (   0   ^  72   !;   1   ?;  73   :)

% Comments : 
%------------------------------------------------------------------------------
thf(in_type,type,
    in: $i > $i > $o ).

thf(emptyset_type,type,
    emptyset: $i ).

thf(emptysetE_type,type,
    emptysetE: $o ).

thf(emptysetE_def,definition,
    ( emptysetE
    = ( ! [A: $i] :
          ( ( in @ A @ emptyset )
         => ! [B: $o] : B ) ) ) ).

thf(in__Cong_type,type,
    in__Cong: $o ).

thf(in__Cong_def,definition,
    ( in__Cong
    = ( ! [A: $i,B: $i] :
          ( ( A = B )
         => ! [C: $i,D: $i] :
              ( ( C = D )
             => ( ( in @ C @ A )
                = ( in @ D @ B ) ) ) ) ) ) ).

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

thf(subsetI2_type,type,
    subsetI2: $o ).

thf(subsetI2_def,definition,
    ( subsetI2
    = ( ! [A: $i,B: $i] :
          ( ! [C: $i] :
              ( ( in @ C @ A )
             => ( in @ C @ B ) )
         => ( subset @ A @ B ) ) ) ) ).

thf(setminus_type,type,
    setminus: $i > $i > $i ).

thf(setminusI_type,type,
    setminusI: $o ).

thf(setminusI_def,definition,
    ( setminusI
    = ( ! [A: $i,B: $i,C: $i] :
          ( ( in @ C @ A )
         => ( ~ ( in @ C @ B )
           => ( in @ C @ ( setminus @ A @ B ) ) ) ) ) ) ).

thf(sk1_type,type,
    sk1: $i > $i > $i ).

thf(sk2_type,type,
    sk2: $i ).

thf(sk3_type,type,
    sk3: $i ).

thf(1,conjecture,
    ( emptysetE
   => ( in__Cong
     => ( subsetI2
       => ( setminusI
         => ! [A: $i,B: $i] :
              ( ( ( setminus @ A @ B )
                = emptyset )
             => ( subset @ A @ B ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',setminusSubset1) ).

thf(2,negated_conjecture,
    ~ ( emptysetE
     => ( in__Cong
       => ( subsetI2
         => ( setminusI
           => ! [A: $i,B: $i] :
                ( ( ( setminus @ A @ B )
                  = emptyset )
               => ( subset @ A @ B ) ) ) ) ) ),
    inference(neg_conjecture,[status(cth)],[1]) ).

thf(3,plain,
    ~ ( ! [A: $i] :
          ( ( in @ A @ emptyset )
         => ! [B: $o] : B )
     => ( ! [A: $i,B: $i] :
            ( ( A = B )
           => ! [C: $i,D: $i] :
                ( ( C = D )
               => ( ( in @ C @ A )
                  = ( in @ D @ B ) ) ) )
       => ( ! [A: $i,B: $i] :
              ( ! [C: $i] :
                  ( ( in @ C @ A )
                 => ( in @ C @ B ) )
             => ( subset @ A @ B ) )
         => ( ! [A: $i,B: $i,C: $i] :
                ( ( in @ C @ A )
               => ( ~ ( in @ C @ B )
                 => ( in @ C @ ( setminus @ A @ B ) ) ) )
           => ! [A: $i,B: $i] :
                ( ( ( setminus @ A @ B )
                  = emptyset )
               => ( subset @ A @ B ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(4,plain,
    ~ ( ( ? [A: $i] : ( in @ A @ emptyset )
       => ! [A: $o] : A )
     => ( ! [A: $i,B: $i] :
            ( ( A = B )
           => ! [C: $i,D: $i] :
                ( ( C = D )
               => ( ( in @ C @ A )
                  = ( in @ D @ B ) ) ) )
       => ( ! [A: $i,B: $i] :
              ( ! [C: $i] :
                  ( ( in @ C @ A )
                 => ( in @ C @ B ) )
             => ( subset @ A @ B ) )
         => ( ! [A: $i,B: $i,C: $i] :
                ( ( in @ C @ A )
               => ( ~ ( in @ C @ B )
                 => ( in @ C @ ( setminus @ A @ B ) ) ) )
           => ! [A: $i,B: $i] :
                ( ( ( setminus @ A @ B )
                  = emptyset )
               => ( subset @ A @ B ) ) ) ) ) ),
    inference(miniscope,[status(thm)],[3]) ).

thf(7,plain,
    ( ( setminus @ sk2 @ sk3 )
    = emptyset ),
    inference(cnf,[status(esa)],[4]) ).

thf(14,plain,
    ( ( setminus @ sk2 @ sk3 )
    = emptyset ),
    inference(lifteq,[status(thm)],[7]) ).

thf(9,plain,
    ! [B: $i,A: $i] :
      ( ( in @ ( sk1 @ B @ A ) @ A )
      | ( subset @ A @ B ) ),
    inference(cnf,[status(esa)],[4]) ).

thf(13,plain,
    ! [B: $i,A: $i] :
      ( ( in @ ( sk1 @ B @ A ) @ A )
      | ( subset @ A @ B ) ),
    inference(simp,[status(thm)],[9]) ).

thf(10,plain,
    ~ ( subset @ sk2 @ sk3 ),
    inference(cnf,[status(esa)],[4]) ).

thf(43,plain,
    ! [B: $i,A: $i] :
      ( ( in @ ( sk1 @ B @ A ) @ A )
      | ( ( subset @ A @ B )
       != ( subset @ sk2 @ sk3 ) ) ),
    inference(paramod_ordered,[status(thm)],[13,10]) ).

thf(44,plain,
    in @ ( sk1 @ sk3 @ sk2 ) @ sk2,
    inference(pattern_uni,[status(thm)],[43:[bind(A,$thf( sk2 )),bind(B,$thf( sk3 ))]]) ).

thf(11,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( in @ C @ A )
      | ( in @ C @ B )
      | ( in @ C @ ( setminus @ A @ B ) ) ),
    inference(cnf,[status(esa)],[4]) ).

thf(15,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( in @ C @ A )
      | ( in @ C @ B )
      | ( in @ C @ ( setminus @ A @ B ) ) ),
    inference(simp,[status(thm)],[11]) ).

thf(85,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( in @ C @ B )
      | ( in @ C @ ( setminus @ A @ B ) )
      | ( ( in @ ( sk1 @ sk3 @ sk2 ) @ sk2 )
       != ( in @ C @ A ) ) ),
    inference(paramod_ordered,[status(thm)],[44,15]) ).

thf(86,plain,
    ! [A: $i] :
      ( ( in @ ( sk1 @ sk3 @ sk2 ) @ A )
      | ( in @ ( sk1 @ sk3 @ sk2 ) @ ( setminus @ sk2 @ A ) ) ),
    inference(pattern_uni,[status(thm)],[85:[bind(A,$thf( sk2 )),bind(B,$thf( B )),bind(C,$thf( sk1 @ sk3 @ sk2 ))]]) ).

thf(94,plain,
    ! [A: $i] :
      ( ( in @ ( sk1 @ sk3 @ sk2 ) @ A )
      | ( in @ ( sk1 @ sk3 @ sk2 ) @ ( setminus @ sk2 @ A ) ) ),
    inference(simp,[status(thm)],[86]) ).

thf(104,plain,
    ! [A: $i] :
      ( ( in @ ( sk1 @ sk3 @ sk2 ) @ A )
      | ( in @ ( sk1 @ sk3 @ sk2 ) @ emptyset )
      | ( ( setminus @ sk2 @ sk3 )
       != ( setminus @ sk2 @ A ) ) ),
    inference(paramod_ordered,[status(thm)],[14,94]) ).

thf(105,plain,
    ( ( in @ ( sk1 @ sk3 @ sk2 ) @ sk3 )
    | ( in @ ( sk1 @ sk3 @ sk2 ) @ emptyset ) ),
    inference(pattern_uni,[status(thm)],[104:[bind(A,$thf( sk3 ))]]) ).

thf(5,plain,
    ! [B: $i,A: $i] :
      ( ~ ( in @ ( sk1 @ B @ A ) @ B )
      | ( subset @ A @ B ) ),
    inference(cnf,[status(esa)],[4]) ).

thf(12,plain,
    ! [B: $i,A: $i] :
      ( ~ ( in @ ( sk1 @ B @ A ) @ B )
      | ( subset @ A @ B ) ),
    inference(simp,[status(thm)],[5]) ).

thf(49,plain,
    ! [B: $i,A: $i] :
      ( ~ ( in @ ( sk1 @ B @ A ) @ B )
      | ( ( subset @ A @ B )
       != ( subset @ sk2 @ sk3 ) ) ),
    inference(paramod_ordered,[status(thm)],[12,10]) ).

thf(50,plain,
    ~ ( in @ ( sk1 @ sk3 @ sk2 ) @ sk3 ),
    inference(pattern_uni,[status(thm)],[49:[bind(A,$thf( sk2 )),bind(B,$thf( sk3 ))]]) ).

thf(6,plain,
    ! [B: $o,A: $i] :
      ( ~ ( in @ A @ emptyset )
      | B ),
    inference(cnf,[status(esa)],[4]) ).

thf(20,plain,
    ! [B: $o,A: $i] :
      ( ~ ( in @ A @ emptyset )
      | ( B
       != ( subset @ sk2 @ sk3 ) ) ),
    inference(paramod_ordered,[status(thm)],[6,10]) ).

thf(21,plain,
    ! [A: $i] :
      ~ ( in @ A @ emptyset ),
    inference(pattern_uni,[status(thm)],[20:[bind(A,$thf( A )),bind(B,$thf( subset @ sk2 @ sk3 ))]]) ).

thf(163,plain,
    ( $false
    | $false ),
    inference(rewrite,[status(thm)],[105,50,21]) ).

thf(164,plain,
    $false,
    inference(simp,[status(thm)],[163]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : SEU610^2 : TPTP v8.2.0. Released v3.7.0.
% 0.14/0.15  % Command  : run_Leo-III %s %d
% 0.16/0.36  % Computer : n011.cluster.edu
% 0.16/0.36  % Model    : x86_64 x86_64
% 0.16/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.16/0.36  % Memory   : 8042.1875MB
% 0.16/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.16/0.36  % CPULimit : 300
% 0.16/0.36  % WCLimit  : 300
% 0.16/0.36  % DateTime : Sun May 19 17:54:09 EDT 2024
% 0.16/0.37  % CPUTime  : 
% 0.97/0.89  % [INFO] 	 Parsing problem /export/starexec/sandbox/benchmark/theBenchmark.p ... 
% 1.18/1.00  % [INFO] 	 Parsing done (108ms). 
% 1.18/1.01  % [INFO] 	 Running in sequential loop mode. 
% 1.62/1.23  % [INFO] 	 nitpick registered as external prover. 
% 1.75/1.23  % [INFO] 	 Scanning for conjecture ... 
% 1.99/1.32  % [INFO] 	 Found a conjecture (or negated_conjecture) and 0 axioms. Running axiom selection ... 
% 1.99/1.34  % [INFO] 	 Axiom selection finished. Selected 0 axioms (removed 0 axioms). 
% 1.99/1.34  % [INFO] 	 Problem is higher-order (TPTP THF). 
% 1.99/1.35  % [INFO] 	 Type checking passed. 
% 1.99/1.35  % [CONFIG] 	 Using configuration: timeout(300) with strategy<name(default),share(1.0),primSubst(3),sos(false),unifierCount(4),uniDepth(8),boolExt(true),choice(true),renaming(true),funcspec(false), domConstr(0),specialInstances(39),restrictUniAttempts(true),termOrdering(CPO)>.  Searching for refutation ... 
% 4.04/2.13  % [INFO] 	 Killing All external provers ... 
% 4.04/2.13  % Time passed: 1579ms (effective reasoning time: 1116ms)
% 4.04/2.13  % Solved by strategy<name(default),share(1.0),primSubst(3),sos(false),unifierCount(4),uniDepth(8),boolExt(true),choice(true),renaming(true),funcspec(false), domConstr(0),specialInstances(39),restrictUniAttempts(true),termOrdering(CPO)>
% 4.04/2.13  % Axioms used in derivation (0): 
% 4.04/2.13  % No. of inferences in proof: 27
% 4.04/2.13  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : 1579 ms resp. 1116 ms w/o parsing
% 4.06/2.17  % SZS output start Refutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 4.06/2.17  % [INFO] 	 Killing All external provers ... 
%------------------------------------------------------------------------------