TSTP Solution File: GRP007-1 by Metis---2.4
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%------------------------------------------------------------------------------
% File : Metis---2.4
% Problem : GRP007-1 : TPTP v8.1.0. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : metis --show proof --show saturation %s
% Computer : n018.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 : Sat Jul 16 10:32:13 EDT 2022
% Result : Unsatisfiable 0.13s 0.35s
% Output : CNFRefutation 0.13s
% Verified :
% SZS Type : Refutation
% Derivation depth : 5
% Number of leaves : 4
% Syntax : Number of clauses : 11 ( 7 unt; 0 nHn; 8 RR)
% Number of literals : 17 ( 6 equ; 7 neg)
% Maximal clause size : 3 ( 1 avg)
% Maximal term depth : 1 ( 1 avg)
% Number of predicates : 4 ( 1 usr; 1 prp; 0-3 aty)
% Number of functors : 2 ( 2 usr; 2 con; 0-0 aty)
% Number of variables : 11 ( 0 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(right_identity,axiom,
product(X,identity,X) ).
cnf(total_function2,axiom,
( ~ product(X,Y,Z)
| ~ product(X,Y,W)
| Z = W ) ).
cnf(another_left_identity,hypothesis,
product(c,A,A) ).
cnf(prove_identity_equals_c,negated_conjecture,
identity != c ).
cnf(refute_0_0,plain,
product(c,identity,c),
inference(subst,[],[right_identity:[bind(X,$fot(c))]]) ).
cnf(refute_0_1,plain,
product(c,X_11,X_11),
inference(subst,[],[another_left_identity:[bind(A,$fot(X_11))]]) ).
cnf(refute_0_2,plain,
( ~ product(c,X_11,X_11)
| ~ product(c,X_11,X_8)
| X_11 = X_8 ),
inference(subst,[],[total_function2:[bind(W,$fot(X_8)),bind(X,$fot(c)),bind(Y,$fot(X_11)),bind(Z,$fot(X_11))]]) ).
cnf(refute_0_3,plain,
( ~ product(c,X_11,X_8)
| X_11 = X_8 ),
inference(resolve,[$cnf( product(c,X_11,X_11) )],[refute_0_1,refute_0_2]) ).
cnf(refute_0_4,plain,
( ~ product(c,identity,c)
| identity = c ),
inference(subst,[],[refute_0_3:[bind(X_11,$fot(identity)),bind(X_8,$fot(c))]]) ).
cnf(refute_0_5,plain,
identity = c,
inference(resolve,[$cnf( product(c,identity,c) )],[refute_0_0,refute_0_4]) ).
cnf(refute_0_6,plain,
$false,
inference(resolve,[$cnf( $equal(identity,c) )],[refute_0_5,prove_identity_equals_c]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12 % Problem : GRP007-1 : TPTP v8.1.0. Released v1.0.0.
% 0.06/0.13 % Command : metis --show proof --show saturation %s
% 0.13/0.34 % Computer : n018.cluster.edu
% 0.13/0.34 % Model : x86_64 x86_64
% 0.13/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34 % Memory : 8042.1875MB
% 0.13/0.34 % OS : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34 % CPULimit : 300
% 0.13/0.34 % WCLimit : 600
% 0.13/0.34 % DateTime : Mon Jun 13 23:01:43 EDT 2022
% 0.13/0.34 % CPUTime :
% 0.13/0.35 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 0.13/0.35 % SZS status Unsatisfiable for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.13/0.35
% 0.13/0.35 % SZS output start CNFRefutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 0.13/0.35
%------------------------------------------------------------------------------