TSTP Solution File: SET045-5 by Faust---1.0
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- Process Solution
%------------------------------------------------------------------------------
% File : Faust---1.0
% Problem : SET045-5 : TPTP v3.4.2. Released v1.0.0.
% Transfm : none
% Format : tptp
% Command : faust %s
% Computer : art04.cs.miami.edu
% Model : i686 i686
% CPU : Intel(R) Pentium(R) 4 CPU 2.80GHz @ 2793MHz
% Memory : 1003MB
% OS : Linux 2.6.17-1.2142_FC4
% CPULimit : 600s
% DateTime : Wed May 6 15:25:24 EDT 2009
% Result : Unsatisfiable 0.1s
% Output : Refutation 0.1s
% Verified :
% SZS Type : Refutation
% Derivation depth : 3
% Number of leaves : 3
% Syntax : Number of formulae : 8 ( 4 unt; 0 def)
% Number of atoms : 14 ( 0 equ)
% Maximal formula atoms : 3 ( 1 avg)
% Number of connectives : 13 ( 7 ~; 6 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 5 ( 3 avg)
% Maximal term depth : 2 ( 1 avg)
% Number of predicates : 2 ( 1 usr; 1 prp; 0-2 aty)
% Number of functors : 2 ( 2 usr; 1 con; 0-1 aty)
% Number of variables : 11 ( 2 sgn 5 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Faust---1.0 format not known, defaulting to TPTP
fof(clause_3,plain,
! [A,B] :
( ~ element(A,B)
| element(A,A)
| element(A,f(B)) ),
file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET045-5.tptp',unknown),
[] ).
cnf(165404432,plain,
( ~ element(A,B)
| element(A,A)
| element(A,f(B)) ),
inference(rewrite,[status(thm)],[clause_3]),
[] ).
fof(clause_2,plain,
! [A,B] :
( ~ element(A,f(B))
| ~ element(A,A) ),
file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET045-5.tptp',unknown),
[] ).
cnf(165397288,plain,
( ~ element(A,f(B))
| ~ element(A,A) ),
inference(rewrite,[status(thm)],[clause_2]),
[] ).
cnf(173307040,plain,
~ element(f(A),A),
inference(resolution,[status(thm)],[165404432,165397288]),
[] ).
fof(clause_4,plain,
! [A] : element(A,a),
file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET045-5.tptp',unknown),
[] ).
cnf(165408872,plain,
element(A,a),
inference(rewrite,[status(thm)],[clause_4]),
[] ).
cnf(contradiction,plain,
$false,
inference(resolution,[status(thm)],[173307040,165408872]),
[] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% Proof found in: 0 seconds
% START OF PROOF SEQUENCE
% fof(clause_3,plain,(~element(A,B)|element(A,A)|element(A,f(B))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET045-5.tptp',unknown),[]).
%
% cnf(165404432,plain,(~element(A,B)|element(A,A)|element(A,f(B))),inference(rewrite,[status(thm)],[clause_3]),[]).
%
% fof(clause_2,plain,(~element(A,f(B))|~element(A,A)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET045-5.tptp',unknown),[]).
%
% cnf(165397288,plain,(~element(A,f(B))|~element(A,A)),inference(rewrite,[status(thm)],[clause_2]),[]).
%
% cnf(173307040,plain,(~element(f(A),A)),inference(resolution,[status(thm)],[165404432,165397288]),[]).
%
% fof(clause_4,plain,(element(A,a)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET045-5.tptp',unknown),[]).
%
% cnf(165408872,plain,(element(A,a)),inference(rewrite,[status(thm)],[clause_4]),[]).
%
% cnf(contradiction,plain,$false,inference(resolution,[status(thm)],[173307040,165408872]),[]).
%
% END OF PROOF SEQUENCE
%
%------------------------------------------------------------------------------