TSTP Solution File: SET347+4 by Faust---1.0
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- Process Solution
%------------------------------------------------------------------------------
% File : Faust---1.0
% Problem : SET347+4 : TPTP v3.4.2. Released v2.2.0.
% Transfm : none
% Format : tptp
% Command : faust %s
% Computer : art10.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 15:30:54 EDT 2009
% Result : Theorem 0.2s
% Output : Refutation 0.2s
% Verified :
% SZS Type : Refutation
% Derivation depth : 4
% Number of leaves : 5
% Syntax : Number of formulae : 14 ( 8 unt; 0 def)
% Number of atoms : 36 ( 0 equ)
% Maximal formula atoms : 7 ( 2 avg)
% Number of connectives : 41 ( 19 ~; 16 |; 6 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 9 ( 3 avg)
% Maximal term depth : 2 ( 1 avg)
% Number of predicates : 4 ( 3 usr; 1 prp; 0-2 aty)
% Number of functors : 4 ( 4 usr; 1 con; 0-3 aty)
% Number of variables : 20 ( 5 sgn 9 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Faust---1.0 format not known, defaulting to TPTP
fof(sum,plain,
! [A,B,D] :
( ( member(A,y_nn_1(A,B))
| ~ member(A,sum(B)) )
& ( member(y_nn_1(A,B),B)
| ~ member(A,sum(B)) )
& ( member(A,sum(B))
| ~ member(D,B)
| ~ member(A,D) ) ),
file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET347+4.tptp',unknown),
[] ).
cnf(150455760,plain,
( member(y_nn_1(A,B),B)
| ~ member(A,sum(B)) ),
inference(rewrite,[status(thm)],[sum]),
[] ).
fof(empty_set,plain,
! [A] : ~ member(A,empty_set),
file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET347+4.tptp',unknown),
[] ).
cnf(150365168,plain,
~ member(A,empty_set),
inference(rewrite,[status(thm)],[empty_set]),
[] ).
cnf(158418480,plain,
~ member(A,sum(empty_set)),
inference(resolution,[status(thm)],[150455760,150365168]),
[] ).
fof(subset,plain,
! [A,B,C] :
( ( ~ subset(A,B)
| ~ member(C,A)
| member(C,B) )
& ( ~ member(x(A,B,C),B)
| subset(A,B) )
& ( member(x(A,B,C),A)
| subset(A,B) ) ),
file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET347+4.tptp',unknown),
[] ).
cnf(150265336,plain,
( member(x(A,B,C),A)
| subset(A,B) ),
inference(rewrite,[status(thm)],[subset]),
[] ).
cnf(164910960,plain,
subset(sum(empty_set),A),
inference(resolution,[status(thm)],[158418480,150265336]),
[] ).
cnf(158346360,plain,
subset(empty_set,A),
inference(resolution,[status(thm)],[150265336,150365168]),
[] ).
fof(equal_set,plain,
! [B,A] :
( ( subset(B,A)
| ~ equal_set(A,B) )
& ( subset(A,B)
| ~ equal_set(A,B) )
& ( equal_set(A,B)
| ~ subset(A,B)
| ~ subset(B,A) ) ),
file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET347+4.tptp',unknown),
[] ).
cnf(150297272,plain,
( equal_set(A,B)
| ~ subset(A,B)
| ~ subset(B,A) ),
inference(rewrite,[status(thm)],[equal_set]),
[] ).
fof(thI38,plain,
~ equal_set(sum(empty_set),empty_set),
file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET347+4.tptp',unknown),
[] ).
cnf(150496944,plain,
~ equal_set(sum(empty_set),empty_set),
inference(rewrite,[status(thm)],[thI38]),
[] ).
cnf(contradiction,plain,
$false,
inference(forward_subsumption_resolution__resolution,[status(thm)],[164910960,158346360,150297272,150496944]),
[] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% Proof found in: 1 seconds
% START OF PROOF SEQUENCE
% fof(sum,plain,(((member(A,y_nn_1(A,B))|~member(A,sum(B)))&(member(y_nn_1(A,B),B)|~member(A,sum(B)))&(member(A,sum(B))|~member(D,B)|~member(A,D)))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET347+4.tptp',unknown),[]).
%
% cnf(150455760,plain,(member(y_nn_1(A,B),B)|~member(A,sum(B))),inference(rewrite,[status(thm)],[sum]),[]).
%
% fof(empty_set,plain,(~member(A,empty_set)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET347+4.tptp',unknown),[]).
%
% cnf(150365168,plain,(~member(A,empty_set)),inference(rewrite,[status(thm)],[empty_set]),[]).
%
% cnf(158418480,plain,(~member(A,sum(empty_set))),inference(resolution,[status(thm)],[150455760,150365168]),[]).
%
% fof(subset,plain,(((~subset(A,B)|~member(C,A)|member(C,B))&(~member(x(A,B,C),B)|subset(A,B))&(member(x(A,B,C),A)|subset(A,B)))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET347+4.tptp',unknown),[]).
%
% cnf(150265336,plain,(member(x(A,B,C),A)|subset(A,B)),inference(rewrite,[status(thm)],[subset]),[]).
%
% cnf(164910960,plain,(subset(sum(empty_set),A)),inference(resolution,[status(thm)],[158418480,150265336]),[]).
%
% cnf(158346360,plain,(subset(empty_set,A)),inference(resolution,[status(thm)],[150265336,150365168]),[]).
%
% fof(equal_set,plain,(((subset(B,A)|~equal_set(A,B))&(subset(A,B)|~equal_set(A,B))&(equal_set(A,B)|~subset(A,B)|~subset(B,A)))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET347+4.tptp',unknown),[]).
%
% cnf(150297272,plain,(equal_set(A,B)|~subset(A,B)|~subset(B,A)),inference(rewrite,[status(thm)],[equal_set]),[]).
%
% fof(thI38,plain,(~equal_set(sum(empty_set),empty_set)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET347+4.tptp',unknown),[]).
%
% cnf(150496944,plain,(~equal_set(sum(empty_set),empty_set)),inference(rewrite,[status(thm)],[thI38]),[]).
%
% cnf(contradiction,plain,$false,inference(forward_subsumption_resolution__resolution,[status(thm)],[164910960,158346360,150297272,150496944]),[]).
%
% END OF PROOF SEQUENCE
% faust: ../JJParser/Signature.c:39: void FreeSignatureList(SymbolNodeType**): Assertion `(*Symbols)->NumberOfUses == 0' failed.
%
%------------------------------------------------------------------------------