TSTP Solution File: NUM023-1 by Metis---2.4
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%------------------------------------------------------------------------------
% File : Metis---2.4
% Problem : NUM023-1 : TPTP v8.1.0. Bugfixed v4.0.0.
% Transfm : none
% Format : tptp:raw
% Command : metis --show proof --show saturation %s
% Computer : n010.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 : Mon Jul 18 12:24:10 EDT 2022
% Result : Unsatisfiable 0.12s 0.36s
% Output : CNFRefutation 0.12s
% Verified :
% SZS Type : Refutation
% Derivation depth : 4
% Number of leaves : 3
% Syntax : Number of clauses : 8 ( 6 unt; 0 nHn; 5 RR)
% Number of literals : 10 ( 0 equ; 3 neg)
% Maximal clause size : 2 ( 1 avg)
% Maximal term depth : 3 ( 1 avg)
% Number of predicates : 3 ( 2 usr; 1 prp; 0-2 aty)
% Number of functors : 4 ( 4 usr; 2 con; 0-2 aty)
% Number of variables : 7 ( 2 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(adding_zero,axiom,
equalish(add(A,n0),A) ).
cnf(smaller_number,axiom,
( ~ equalish(add(successor(A),B),C)
| less(B,C) ) ).
cnf(prove_zero_is_less_than_all_successors,negated_conjecture,
~ less(n0,successor(a)) ).
cnf(refute_0_0,plain,
equalish(add(successor(X_74),n0),successor(X_74)),
inference(subst,[],[adding_zero:[bind(A,$fot(successor(X_74)))]]) ).
cnf(refute_0_1,plain,
( ~ equalish(add(successor(X_74),n0),successor(X_74))
| less(n0,successor(X_74)) ),
inference(subst,[],[smaller_number:[bind(A,$fot(X_74)),bind(B,$fot(n0)),bind(C,$fot(successor(X_74)))]]) ).
cnf(refute_0_2,plain,
less(n0,successor(X_74)),
inference(resolve,[$cnf( equalish(add(successor(X_74),n0),successor(X_74)) )],[refute_0_0,refute_0_1]) ).
cnf(refute_0_3,plain,
less(n0,successor(a)),
inference(subst,[],[refute_0_2:[bind(X_74,$fot(a))]]) ).
cnf(refute_0_4,plain,
$false,
inference(resolve,[$cnf( less(n0,successor(a)) )],[refute_0_3,prove_zero_is_less_than_all_successors]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12 % Problem : NUM023-1 : TPTP v8.1.0. Bugfixed v4.0.0.
% 0.07/0.13 % Command : metis --show proof --show saturation %s
% 0.12/0.33 % Computer : n010.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 : Wed Jul 6 03:19:17 EDT 2022
% 0.12/0.34 % CPUTime :
% 0.12/0.34 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 0.12/0.36 % SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.12/0.36
% 0.12/0.36 % SZS output start CNFRefutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 0.12/0.36
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