TSTP Solution File: HEN001-3 by Metis---2.4
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%------------------------------------------------------------------------------
% File : Metis---2.4
% Problem : HEN001-3 : TPTP v8.1.0. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : metis --show proof --show saturation %s
% Computer : n021.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 12:58:28 EDT 2022
% Result : Unsatisfiable 0.12s 0.34s
% Output : CNFRefutation 0.12s
% Verified :
% SZS Type : Refutation
% Derivation depth : 6
% Number of leaves : 5
% Syntax : Number of clauses : 12 ( 8 unt; 0 nHn; 9 RR)
% Number of literals : 17 ( 12 equ; 7 neg)
% Maximal clause size : 3 ( 1 avg)
% Maximal term depth : 2 ( 1 avg)
% Number of predicates : 4 ( 1 usr; 1 prp; 0-2 aty)
% Number of functors : 4 ( 4 usr; 3 con; 0-2 aty)
% Number of variables : 6 ( 3 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(quotient_less_equal1,axiom,
( ~ less_equal(X,Y)
| divide(X,Y) = zero ) ).
cnf(identity_is_largest,axiom,
less_equal(X,identity) ).
cnf(prove_a_divide_id_is_zero,negated_conjecture,
divide(a,identity) != zero ).
cnf(refute_0_0,plain,
less_equal(X_4,identity),
inference(subst,[],[identity_is_largest:[bind(X,$fot(X_4))]]) ).
cnf(refute_0_1,plain,
( ~ less_equal(X_4,identity)
| divide(X_4,identity) = zero ),
inference(subst,[],[quotient_less_equal1:[bind(X,$fot(X_4)),bind(Y,$fot(identity))]]) ).
cnf(refute_0_2,plain,
divide(X_4,identity) = zero,
inference(resolve,[$cnf( less_equal(X_4,identity) )],[refute_0_0,refute_0_1]) ).
cnf(refute_0_3,plain,
divide(a,identity) = zero,
inference(subst,[],[refute_0_2:[bind(X_4,$fot(a))]]) ).
cnf(refute_0_4,plain,
( divide(a,identity) != zero
| zero != zero
| divide(a,identity) = zero ),
introduced(tautology,[equality,[$cnf( ~ $equal(divide(a,identity),zero) ),[0],$fot(zero)]]) ).
cnf(refute_0_5,plain,
( zero != zero
| divide(a,identity) = zero ),
inference(resolve,[$cnf( $equal(divide(a,identity),zero) )],[refute_0_3,refute_0_4]) ).
cnf(refute_0_6,plain,
zero != zero,
inference(resolve,[$cnf( $equal(divide(a,identity),zero) )],[refute_0_5,prove_a_divide_id_is_zero]) ).
cnf(refute_0_7,plain,
zero = zero,
introduced(tautology,[refl,[$fot(zero)]]) ).
cnf(refute_0_8,plain,
$false,
inference(resolve,[$cnf( $equal(zero,zero) )],[refute_0_7,refute_0_6]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.11 % Problem : HEN001-3 : TPTP v8.1.0. Released v1.0.0.
% 0.07/0.12 % Command : metis --show proof --show saturation %s
% 0.12/0.33 % Computer : n021.cluster.edu
% 0.12/0.33 % Model : x86_64 x86_64
% 0.12/0.33 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33 % Memory : 8042.1875MB
% 0.12/0.33 % OS : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33 % CPULimit : 300
% 0.12/0.33 % WCLimit : 600
% 0.12/0.33 % DateTime : Fri Jul 1 13:55:44 EDT 2022
% 0.12/0.33 % CPUTime :
% 0.12/0.34 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 0.12/0.34 % SZS status Unsatisfiable for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.12/0.34
% 0.12/0.34 % SZS output start CNFRefutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 0.12/0.34
%------------------------------------------------------------------------------