TSTP Solution File: NUM636^2 by Leo-III-SAT---1.7.10

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%------------------------------------------------------------------------------
% File     : Leo-III-SAT---1.7.10
% Problem  : NUM636^2 : TPTP v8.1.2. Released v3.7.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_Leo-III %s %d

% Computer : n023.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  7 10:44:57 EDT 2024

% Result   : Theorem 42.01s 7.42s
% Output   : Refutation 42.01s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   20
%            Number of leaves      :   10
% Syntax   : Number of formulae    :   49 (  18 unt;   5 typ;   0 def)
%            Number of atoms       :   79 (  75 equ;   0 cnn)
%            Maximal formula atoms :    4 (   1 avg)
%            Number of connectives :  211 (  67   ~;  42   |;   2   &;  94   @)
%                                         (   0 <=>;   6  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   13 (   5 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   13 (  13   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :    9 (   5 usr;   5 con; 0-2 aty)
%            Number of variables   :   65 (  13   ^  50   !;   2   ?;  65   :)

% Comments : 
%------------------------------------------------------------------------------
thf(one_type,type,
    one: $i ).

thf(succ_type,type,
    succ: $i > $i ).

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

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

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

thf(5,axiom,
    ! [A: $i > $o] :
      ( ( ( A @ one )
        & ! [B: $i] :
            ( ( A @ B )
           => ( A @ ( succ @ B ) ) ) )
     => ! [B: $i] : ( A @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',induction) ).

thf(18,plain,
    ! [A: $i > $o] :
      ( ( ( A @ one )
        & ! [B: $i] :
            ( ( A @ B )
           => ( A @ ( succ @ B ) ) ) )
     => ! [B: $i] : ( A @ B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[5]) ).

thf(19,plain,
    ! [B: $i,A: $i > $o] :
      ( ~ ( A @ one )
      | ~ ( A @ ( succ @ ( sk3 @ A ) ) )
      | ( A @ B ) ),
    inference(cnf,[status(esa)],[18]) ).

thf(38,plain,
    ! [B: $i > $o,A: $i] :
      ( ~ ~ ( B @ one )
      | ~ ~ ( B
            @ ( succ
              @ ( sk3
                @ ^ [C: $i] :
                    ~ ( B @ C ) ) ) )
      | ~ ( B @ A ) ),
    inference(prim_subst,[status(thm)],[19:[bind(A,$thf( ^ [D: $i] : ~ ( C @ D ) ))]]) ).

thf(64,plain,
    ! [B: $i > $o,A: $i] :
      ( ~ ( B @ A )
      | ( B
        @ ( succ
          @ ( sk3
            @ ^ [C: $i] :
                ~ ( B @ C ) ) ) )
      | ( B @ one ) ),
    inference(cnf,[status(esa)],[38]) ).

thf(65,plain,
    ! [B: $i > $o,A: $i] :
      ( ~ ( B @ A )
      | ( B
        @ ( succ
          @ ( sk3
            @ ^ [C: $i] :
                ~ ( B @ C ) ) ) )
      | ( B @ one ) ),
    inference(simp,[status(thm)],[64]) ).

thf(3532,plain,
    ! [B: $i > $o,A: $i] :
      ( ~ ( B @ A )
      | ( B @ one )
      | ( ( B
          @ ( succ
            @ ( sk3
              @ ^ [C: $i] :
                  ~ ( B @ C ) ) ) )
       != ( ~ ( B @ A ) ) )
      | ~ $true ),
    inference(eqfactor_ordered,[status(thm)],[65]) ).

thf(3574,plain,
    ! [A: $i] :
      ( ( A != A )
      | ( A = one )
      | ( ( A
          = ( succ
            @ ( sk3
              @ ^ [B: $i] : ( A != B ) ) ) )
       != ( A != A ) )
      | ~ $true ),
    inference(replace_leibeq,[status(thm)],[3532:[bind(A,$thf( A )),bind(B,$thf( (=) @ $i @ A ))]]) ).

thf(3607,plain,
    ! [A: $i] :
      ( ( A != A )
      | ( A = one )
      | ( ( A
          = ( succ
            @ ( sk3
              @ ^ [B: $i] : ( A != B ) ) ) )
       != ( A != A ) )
      | ~ $true ),
    inference(lifteq,[status(thm)],[3574]) ).

thf(3761,plain,
    ! [A: $i] :
      ( ( A = one )
      | ( A
        = ( succ
          @ ( sk3
            @ ^ [B: $i] : ( A != B ) ) ) ) ),
    inference(simp,[status(thm)],[3607]) ).

thf(7159,plain,
    ! [A: $i] :
      ( ( A
        = ( succ
          @ ( sk3
            @ ^ [B: $i] : ( A != B ) ) ) )
      | ( A = one ) ),
    inference(lifteq,[status(thm)],[3761]) ).

thf(1,conjecture,
    ! [A: $i] :
      ( ( succ @ A )
     != A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',satz2) ).

thf(2,negated_conjecture,
    ~ ! [A: $i] :
        ( ( succ @ A )
       != A ),
    inference(neg_conjecture,[status(cth)],[1]) ).

thf(6,plain,
    ~ ! [A: $i] :
        ( ( succ @ A )
       != A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(7,plain,
    ~ ~ ? [A: $i] :
          ( ( succ @ A )
          = A ),
    inference(miniscope,[status(thm)],[6]) ).

thf(8,plain,
    ( ( succ @ sk1 )
    = sk1 ),
    inference(cnf,[status(esa)],[7]) ).

thf(9,plain,
    ( ( succ @ sk1 )
    = sk1 ),
    inference(lifteq,[status(thm)],[8]) ).

thf(4,axiom,
    ! [A: $i,B: $i] :
      ( ( ( succ @ A )
        = ( succ @ B ) )
     => ( A = B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',succ_injective) ).

thf(14,plain,
    ! [A: $i,B: $i] :
      ( ( ( succ @ A )
        = ( succ @ B ) )
     => ( A = B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[4]) ).

thf(15,plain,
    ! [B: $i,A: $i] :
      ( ( ( succ @ A )
       != ( succ @ B ) )
      | ( A = B ) ),
    inference(cnf,[status(esa)],[14]) ).

thf(16,plain,
    ! [B: $i,A: $i] :
      ( ( ( succ @ A )
       != ( succ @ B ) )
      | ( A = B ) ),
    inference(lifteq,[status(thm)],[15]) ).

thf(17,plain,
    ! [A: $i] :
      ( ( sk2 @ ( succ @ A ) )
      = A ),
    introduced(tautology,[new_symbols(inverse(succ),[sk2])]) ).

thf(29,plain,
    ! [A: $i] :
      ( ( ( sk2 @ sk1 )
        = A )
      | ( ( succ @ sk1 )
       != ( succ @ A ) ) ),
    inference(paramod_ordered,[status(thm)],[9,17]) ).

thf(30,plain,
    ( ( sk2 @ sk1 )
    = sk1 ),
    inference(pattern_uni,[status(thm)],[29:[bind(A,$thf( sk1 ))]]) ).

thf(138,plain,
    ! [A: $i] :
      ( ( sk1 = A )
      | ( ( sk2 @ ( succ @ A ) )
       != ( sk2 @ sk1 ) ) ),
    inference(paramod_ordered,[status(thm)],[30,17]) ).

thf(140,plain,
    ! [A: $i] :
      ( ( sk1 = A )
      | ( ( succ @ A )
       != sk1 ) ),
    inference(simp,[status(thm)],[138]) ).

thf(7217,plain,
    ! [B: $i,A: $i] :
      ( ( A = one )
      | ( sk1 = B )
      | ( A != sk1 )
      | ( ( succ
          @ ( sk3
            @ ^ [C: $i] : ( A != C ) ) )
       != ( succ @ B ) ) ),
    inference(paramod_ordered,[status(thm)],[7159,140]) ).

thf(7218,plain,
    ! [A: $i] :
      ( ( A = one )
      | ( ( sk3
          @ ^ [B: $i] : ( A != B ) )
        = sk1 )
      | ( A != sk1 ) ),
    inference(pattern_uni,[status(thm)],[7217:[bind(A,$thf( A )),bind(B,$thf( sk3 @ ^ [C: $i] : ( A != C ) ))]]) ).

thf(7480,plain,
    ( ( sk1 = one )
    | ( ( sk3
        @ ^ [A: $i] : ( sk1 != A ) )
      = sk1 ) ),
    inference(simp,[status(thm)],[7218]) ).

thf(3,axiom,
    ! [A: $i] :
      ( ( succ @ A )
     != one ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',one_is_first) ).

thf(10,plain,
    ! [A: $i] :
      ( ( succ @ A )
     != one ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).

thf(11,plain,
    ~ ? [A: $i] :
        ( ( succ @ A )
        = one ),
    inference(miniscope,[status(thm)],[10]) ).

thf(12,plain,
    ! [A: $i] :
      ( ( succ @ A )
     != one ),
    inference(cnf,[status(esa)],[11]) ).

thf(13,plain,
    ! [A: $i] :
      ( ( succ @ A )
     != one ),
    inference(lifteq,[status(thm)],[12]) ).

thf(27,plain,
    ! [A: $i] :
      ( ( sk1 != one )
      | ( ( succ @ sk1 )
       != ( succ @ A ) ) ),
    inference(paramod_ordered,[status(thm)],[9,13]) ).

thf(28,plain,
    sk1 != one,
    inference(pattern_uni,[status(thm)],[27:[bind(A,$thf( sk1 ))]]) ).

thf(7540,plain,
    ( ( sk3
      @ ^ [A: $i] : ( sk1 != A ) )
    = sk1 ),
    inference(simplifyReflect,[status(thm)],[7480,28]) ).

thf(20,plain,
    ! [B: $i,A: $i > $o] :
      ( ~ ( A @ one )
      | ( A @ ( sk3 @ A ) )
      | ( A @ B ) ),
    inference(cnf,[status(esa)],[18]) ).

thf(7562,plain,
    ! [B: $i,A: $i > $o] :
      ( ~ ( A @ one )
      | ( A @ sk1 )
      | ( A @ B )
      | ( ( sk3
          @ ^ [C: $i] : ( sk1 != C ) )
       != ( sk3 @ A ) ) ),
    inference(paramod_ordered,[status(thm)],[7540,20]) ).

thf(7563,plain,
    ! [A: $i] :
      ( ( sk1 != one )
      | ( sk1 != sk1 )
      | ( sk1 != A ) ),
    inference(pattern_uni,[status(thm)],[7562:[bind(A,$thf( ^ [C: $i] : ( sk1 != C ) )),bind(B,$thf( B ))]]) ).

thf(7655,plain,
    ! [A: $i] :
      ( ( sk1 != A )
      | ( sk1 != sk1 )
      | ( sk1 = one ) ),
    inference(cnf,[status(esa)],[7563]) ).

thf(7656,plain,
    ! [A: $i] :
      ( ( sk1 != A )
      | ( sk1 != sk1 )
      | ( sk1 = one ) ),
    inference(lifteq,[status(thm)],[7655]) ).

thf(7657,plain,
    sk1 = one,
    inference(simp,[status(thm)],[7656]) ).

thf(8063,plain,
    $false,
    inference(simplifyReflect,[status(thm)],[7657,28]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : NUM636^2 : TPTP v8.1.2. Released v3.7.0.
% 0.14/0.15  % Command  : run_Leo-III %s %d
% 0.16/0.36  % Computer : n023.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 : Mon May  6 19:27:24 EDT 2024
% 0.16/0.36  % CPUTime  : 
% 0.97/0.90  % [INFO] 	 Parsing problem /export/starexec/sandbox2/benchmark/theBenchmark.p ... 
% 1.16/1.02  % [INFO] 	 Parsing done (119ms). 
% 1.16/1.03  % [INFO] 	 Running in sequential loop mode. 
% 1.60/1.23  % [INFO] 	 nitpick registered as external prover. 
% 1.60/1.23  % [INFO] 	 Scanning for conjecture ... 
% 1.80/1.28  % [INFO] 	 Found a conjecture and 3 axioms. Running axiom selection ... 
% 1.80/1.30  % [INFO] 	 Axiom selection finished. Selected 3 axioms (removed 0 axioms). 
% 1.80/1.31  % [INFO] 	 Problem is higher-order (TPTP THF). 
% 1.80/1.31  % [INFO] 	 Type checking passed. 
% 1.80/1.31  % [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 ... 
% 42.01/7.41  % [INFO] 	 Killing All external provers ... 
% 42.01/7.41  % Time passed: 6866ms (effective reasoning time: 6379ms)
% 42.01/7.41  % 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)>
% 42.01/7.41  % Axioms used in derivation (3): induction, succ_injective, one_is_first
% 42.01/7.41  % No. of inferences in proof: 44
% 42.01/7.42  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p : 6866 ms resp. 6379 ms w/o parsing
% 42.01/7.44  % SZS output start Refutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 42.01/7.44  % [INFO] 	 Killing All external provers ... 
%------------------------------------------------------------------------------