TSTP Solution File: GRP467-1 by Leo-III---1.7.7

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%------------------------------------------------------------------------------
% File     : Leo-III---1.7.7
% Problem  : GRP467-1 : TPTP v8.1.2. Released v2.6.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_Leo-III %s %d

% Computer : n022.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 : Fri May 19 11:14:05 EDT 2023

% Result   : Unsatisfiable 3.44s 1.80s
% Output   : Refutation 3.44s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    2
%            Number of leaves      :    8
% Syntax   : Number of formulae    :   12 (   7 unt;   5 typ;   0 def)
%            Number of atoms       :    7 (   6 equ;   0 cnn)
%            Maximal formula atoms :    1 (   1 avg)
%            Number of connectives :   48 (   2   ~;   0   |;   0   &;  46   @)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    5 (   3 avg)
%            Number of types       :    1 (   0 usr)
%            Number of type conns  :    5 (   5   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :    7 (   5 usr;   3 con; 0-2 aty)
%            Number of variables   :   12 (   0   ^;  12   !;   0   ?;  12   :)

% Comments : 
%------------------------------------------------------------------------------
thf(multiply_type,type,
    multiply: $i > $i > $i ).

thf(inverse_type,type,
    inverse: $i > $i ).

thf(b2_type,type,
    b2: $i ).

thf(a2_type,type,
    a2: $i ).

thf(divide_type,type,
    divide: $i > $i > $i ).

thf(1,negated_conjecture,
    ( ( multiply @ ( multiply @ ( inverse @ b2 ) @ b2 ) @ a2 )
   != a2 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_these_axioms_2) ).

thf(4,plain,
    ( ( multiply @ ( multiply @ ( inverse @ b2 ) @ b2 ) @ a2 )
   != a2 ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[1]) ).

thf(2,axiom,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( divide @ ( divide @ A @ A ) @ ( divide @ B @ ( divide @ ( divide @ C @ ( divide @ D @ B ) ) @ ( inverse @ D ) ) ) )
      = C ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',single_axiom) ).

thf(7,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( divide @ ( divide @ A @ A ) @ ( divide @ B @ ( divide @ ( divide @ C @ ( divide @ D @ B ) ) @ ( inverse @ D ) ) ) )
      = C ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(3,axiom,
    ! [B: $i,A: $i] :
      ( ( multiply @ A @ B )
      = ( divide @ A @ ( inverse @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',multiply) ).

thf(9,plain,
    ! [B: $i,A: $i] :
      ( ( multiply @ A @ B )
      = ( divide @ A @ ( inverse @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).

thf(42,plain,
    $false,
    inference(e,[status(thm)],[4,7,9]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.08/0.13  % Problem  : GRP467-1 : TPTP v8.1.2. Released v2.6.0.
% 0.08/0.16  % Command  : run_Leo-III %s %d
% 0.16/0.37  % Computer : n022.cluster.edu
% 0.16/0.37  % Model    : x86_64 x86_64
% 0.16/0.37  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.16/0.37  % Memory   : 8042.1875MB
% 0.16/0.37  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.16/0.37  % CPULimit : 300
% 0.16/0.37  % WCLimit  : 300
% 0.16/0.38  % DateTime : Fri May 19 01:56:17 EDT 2023
% 0.16/0.38  % CPUTime  : 
% 0.84/0.86  % [INFO] 	 Parsing problem /export/starexec/sandbox/benchmark/theBenchmark.p ... 
% 1.15/0.97  % [INFO] 	 Parsing done (107ms). 
% 1.15/0.97  % [INFO] 	 Running in sequential loop mode. 
% 1.65/1.18  % [INFO] 	 eprover registered as external prover. 
% 1.65/1.18  % [INFO] 	 cvc4 registered as external prover. 
% 1.65/1.19  % [INFO] 	 Scanning for conjecture ... 
% 1.81/1.25  % [INFO] 	 Found a conjecture and 2 axioms. Running axiom selection ... 
% 1.81/1.27  % [INFO] 	 Axiom selection finished. Selected 2 axioms (removed 0 axioms). 
% 1.81/1.27  % [INFO] 	 Problem is propositional (TPTP CNF). 
% 1.81/1.28  % [INFO] 	 Type checking passed. 
% 1.81/1.28  % [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 ... 
% 3.44/1.79  % External prover 'e' found a proof!
% 3.44/1.79  % [INFO] 	 Killing All external provers ... 
% 3.44/1.80  % Time passed: 1265ms (effective reasoning time: 817ms)
% 3.44/1.80  % 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)>
% 3.44/1.80  % Axioms used in derivation (2): single_axiom, multiply
% 3.44/1.80  % No. of inferences in proof: 7
% 3.44/1.80  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : 1265 ms resp. 817 ms w/o parsing
% 3.44/1.82  % SZS output start Refutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 3.44/1.82  % [INFO] 	 Killing All external provers ... 
%------------------------------------------------------------------------------