TSTP Solution File: SEU937^5 by Leo-III-SAT---1.7.12

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%------------------------------------------------------------------------------
% File     : Leo-III-SAT---1.7.12
% Problem  : SEU937^5 : TPTP v8.2.0. Released v4.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_Leo-III %s %d

% Computer : n020.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 03:44:17 EDT 2024

% Result   : Theorem 2.95s 1.95s
% Output   : Refutation 2.95s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    9
%            Number of leaves      :   10
% Syntax   : Number of formulae    :   28 (   9 unt;   8 typ;   0 def)
%            Number of atoms       :   44 (  43 equ;   0 cnn)
%            Maximal formula atoms :    6 (   2 avg)
%            Number of connectives :  102 (  16   ~;   9   |;   3   &;  62   @)
%                                         (   0 <=>;  12  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    9 (   4 avg)
%            Number of types       :    3 (   3 usr)
%            Number of type conns  :    9 (   9   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :    7 (   5 usr;   3 con; 0-2 aty)
%            Number of variables   :   39 (   0   ^  39   !;   0   ?;  39   :)

% Comments : 
%------------------------------------------------------------------------------
thf(b_type,type,
    b: $tType ).

thf(a_type,type,
    a: $tType ).

thf(c_type,type,
    c: $tType ).

thf(sk1_type,type,
    sk1: b > a ).

thf(sk2_type,type,
    sk2: c > b ).

thf(sk3_type,type,
    sk3: c ).

thf(sk4_type,type,
    sk4: c ).

thf(sk6_type,type,
    sk6: a > b ).

thf(1,conjecture,
    ! [A: b > a,B: c > b] :
      ( ( ! [C: b,D: b] :
            ( ( ( A @ C )
              = ( A @ D ) )
           => ( C = D ) )
        & ! [C: c,D: c] :
            ( ( ( B @ C )
              = ( B @ D ) )
           => ( C = D ) ) )
     => ! [C: c,D: c] :
          ( ( ( A @ ( B @ C ) )
            = ( A @ ( B @ D ) ) )
         => ( C = D ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cTHM48_pme) ).

thf(2,negated_conjecture,
    ~ ! [A: b > a,B: c > b] :
        ( ( ! [C: b,D: b] :
              ( ( ( A @ C )
                = ( A @ D ) )
             => ( C = D ) )
          & ! [C: c,D: c] :
              ( ( ( B @ C )
                = ( B @ D ) )
             => ( C = D ) ) )
       => ! [C: c,D: c] :
            ( ( ( A @ ( B @ C ) )
              = ( A @ ( B @ D ) ) )
           => ( C = D ) ) ),
    inference(neg_conjecture,[status(cth)],[1]) ).

thf(3,plain,
    ~ ! [A: b > a,B: c > b] :
        ( ( ! [C: b,D: b] :
              ( ( ( A @ C )
                = ( A @ D ) )
             => ( C = D ) )
          & ! [C: c,D: c] :
              ( ( ( B @ C )
                = ( B @ D ) )
             => ( C = D ) ) )
       => ! [C: c,D: c] :
            ( ( ( A @ ( B @ C ) )
              = ( A @ ( B @ D ) ) )
           => ( C = D ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(5,plain,
    ( ( sk1 @ ( sk2 @ sk3 ) )
    = ( sk1 @ ( sk2 @ sk4 ) ) ),
    inference(cnf,[status(esa)],[3]) ).

thf(9,plain,
    ( ( sk1 @ ( sk2 @ sk4 ) )
    = ( sk1 @ ( sk2 @ sk3 ) ) ),
    inference(lifteq,[status(thm)],[5]) ).

thf(7,plain,
    ! [B: b,A: b] :
      ( ( ( sk1 @ A )
       != ( sk1 @ B ) )
      | ( A = B ) ),
    inference(cnf,[status(esa)],[3]) ).

thf(13,plain,
    ! [B: b,A: b] :
      ( ( ( sk1 @ A )
       != ( sk1 @ B ) )
      | ( A = B ) ),
    inference(lifteq,[status(thm)],[7]) ).

thf(14,plain,
    ! [A: b] :
      ( ( sk6 @ ( sk1 @ A ) )
      = A ),
    introduced(tautology,[new_symbols(inverse(sk1),[sk6])]) ).

thf(15,plain,
    ! [A: b] :
      ( ( ( sk6 @ ( sk1 @ ( sk2 @ sk3 ) ) )
        = A )
      | ( ( sk1 @ ( sk2 @ sk4 ) )
       != ( sk1 @ A ) ) ),
    inference(paramod_ordered,[status(thm)],[9,14]) ).

thf(16,plain,
    ( ( sk6 @ ( sk1 @ ( sk2 @ sk3 ) ) )
    = ( sk2 @ sk4 ) ),
    inference(pattern_uni,[status(thm)],[15:[bind(A,$thf( sk2 @ sk4 ))]]) ).

thf(42,plain,
    ( ( sk2 @ sk4 )
    = ( sk2 @ sk3 ) ),
    inference(rewrite,[status(thm)],[16,14]) ).

thf(6,plain,
    ! [B: c,A: c] :
      ( ( ( sk2 @ A )
       != ( sk2 @ B ) )
      | ( A = B ) ),
    inference(cnf,[status(esa)],[3]) ).

thf(10,plain,
    ! [B: c,A: c] :
      ( ( ( sk2 @ A )
       != ( sk2 @ B ) )
      | ( A = B ) ),
    inference(lifteq,[status(thm)],[6]) ).

thf(11,plain,
    ! [B: c,A: c] :
      ( ( ( sk2 @ A )
       != ( sk2 @ B ) )
      | ( A = B ) ),
    inference(simp,[status(thm)],[10]) ).

thf(4,plain,
    sk3 != sk4,
    inference(cnf,[status(esa)],[3]) ).

thf(8,plain,
    sk4 != sk3,
    inference(lifteq,[status(thm)],[4]) ).

thf(27,plain,
    ! [B: c,A: c] :
      ( ( ( sk2 @ A )
       != ( sk2 @ B ) )
      | ( B != sk3 )
      | ( A != sk4 ) ),
    inference(paramod_ordered,[status(thm)],[11,8]) ).

thf(28,plain,
    ! [A: c] :
      ( ( ( sk2 @ sk4 )
       != ( sk2 @ A ) )
      | ( A != sk3 ) ),
    inference(pattern_uni,[status(thm)],[27:[bind(A,$thf( sk4 ))]]) ).

thf(34,plain,
    ( ( sk2 @ sk4 )
   != ( sk2 @ sk3 ) ),
    inference(simp,[status(thm)],[28]) ).

thf(43,plain,
    $false,
    inference(simplifyReflect,[status(thm)],[42,34]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.08/0.09  % Problem  : SEU937^5 : TPTP v8.2.0. Released v4.0.0.
% 0.08/0.11  % Command  : run_Leo-III %s %d
% 0.10/0.31  % Computer : n020.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 : Sun May 19 17:09:54 EDT 2024
% 0.10/0.31  % CPUTime  : 
% 0.94/0.91  % [INFO] 	 Parsing problem /export/starexec/sandbox2/benchmark/theBenchmark.p ... 
% 1.18/1.06  % [INFO] 	 Parsing done (148ms). 
% 1.18/1.07  % [INFO] 	 Running in sequential loop mode. 
% 1.67/1.38  % [INFO] 	 nitpick registered as external prover. 
% 1.67/1.38  % [INFO] 	 Scanning for conjecture ... 
% 1.88/1.44  % [INFO] 	 Found a conjecture (or negated_conjecture) and 0 axioms. Running axiom selection ... 
% 1.88/1.47  % [INFO] 	 Axiom selection finished. Selected 0 axioms (removed 0 axioms). 
% 1.88/1.47  % [INFO] 	 Problem is higher-order (TPTP THF). 
% 1.88/1.47  % [INFO] 	 Type checking passed. 
% 1.88/1.48  % [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 ... 
% 2.76/1.95  % [INFO] 	 Killing All external provers ... 
% 2.95/1.95  % Time passed: 1514ms (effective reasoning time: 872ms)
% 2.95/1.95  % 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)>
% 2.95/1.95  % Axioms used in derivation (0): 
% 2.95/1.95  % No. of inferences in proof: 20
% 2.95/1.95  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p : 1514 ms resp. 872 ms w/o parsing
% 2.95/1.99  % SZS output start Refutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 2.95/1.99  % [INFO] 	 Killing All external provers ... 
%------------------------------------------------------------------------------