TSTP Solution File: SET893+1 by Faust---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Faust---1.0
% Problem  : SET893+1 : TPTP v3.4.2. Released v3.2.0.
% 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 15:40:51 EDT 2009

% Result   : Theorem 1.1s
% Output   : Refutation 1.1s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    7
%            Number of leaves      :    3
% Syntax   : Number of formulae    :   23 (   6 unt;   0 def)
%            Number of atoms       :   99 (   0 equ)
%            Maximal formula atoms :   36 (   4 avg)
%            Number of connectives :  120 (  44   ~;  58   |;  18   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   15 (   4 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    3 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    8 (   8 usr;   4 con; 0-3 aty)
%            Number of variables   :   33 (   6 sgn   7   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Faust---1.0 format not known, defaulting to TPTP
fof(d1_tarski,plain,
    ! [C,B,A] :
      ( ( in(C,B)
        | ~ $equal(A,C)
        | ~ $equal(singleton(A),B) )
      & ( ~ in(C,B)
        | $equal(A,C)
        | ~ $equal(singleton(A),B) )
      & ( $equal(c(A,B,C),A)
        | ~ $equal(c(A,B,C),A)
        | $equal(singleton(A),B) )
      & ( ~ in(c(A,B,C),B)
        | ~ $equal(c(A,B,C),A)
        | $equal(singleton(A),B) )
      & ( $equal(c(A,B,C),A)
        | in(c(A,B,C),B)
        | $equal(singleton(A),B) )
      & ( ~ in(c(A,B,C),B)
        | in(c(A,B,C),B)
        | $equal(singleton(A),B) ) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET893+1.tptp',unknown),
    [] ).

cnf(158091080,plain,
    ( in(C,B)
    | ~ $equal(A,C)
    | ~ $equal(singleton(A),B) ),
    inference(rewrite,[status(thm)],[d1_tarski]),
    [] ).

cnf(158079144,plain,
    ( ~ in(C,B)
    | $equal(A,C)
    | ~ $equal(singleton(A),B) ),
    inference(rewrite,[status(thm)],[d1_tarski]),
    [] ).

cnf(174953336,plain,
    ( ~ in(B,singleton(A))
    | $equal(A,B) ),
    inference(equality_resolution,[status(thm)],[158079144]),
    [] ).

fof(l55_zfmisc_1,plain,
    ! [B,D,A,C] :
      ( ( in(B,D)
        | ~ in(ordered_pair(A,B),cartesian_product2(C,D)) )
      & ( in(A,C)
        | ~ in(ordered_pair(A,B),cartesian_product2(C,D)) )
      & ( in(ordered_pair(A,B),cartesian_product2(C,D))
        | ~ in(A,C)
        | ~ in(B,D) ) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET893+1.tptp',unknown),
    [] ).

cnf(158116496,plain,
    ( in(A,C)
    | ~ in(ordered_pair(A,B),cartesian_product2(C,D)) ),
    inference(rewrite,[status(thm)],[l55_zfmisc_1]),
    [] ).

fof(t34_zfmisc_1,plain,
    ( ( in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d)))
      | in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d)))
      | $equal(c,a) )
    & ( ~ $equal(c,a)
      | in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d)))
      | $equal(c,a) )
    & ( in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d)))
      | ~ $equal(d,b)
      | $equal(c,a) )
    & ( ~ $equal(c,a)
      | ~ $equal(d,b)
      | $equal(c,a) )
    & ( in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d)))
      | in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d)))
      | $equal(d,b) )
    & ( ~ $equal(c,a)
      | in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d)))
      | $equal(d,b) )
    & ( in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d)))
      | ~ $equal(d,b)
      | $equal(d,b) )
    & ( ~ $equal(c,a)
      | ~ $equal(d,b)
      | $equal(d,b) )
    & ( in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d)))
      | in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d)))
      | ~ in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d))) )
    & ( ~ $equal(c,a)
      | in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d)))
      | ~ in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d))) )
    & ( in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d)))
      | ~ $equal(d,b)
      | ~ in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d))) )
    & ( ~ $equal(c,a)
      | ~ $equal(d,b)
      | ~ in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d))) ) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET893+1.tptp',unknown),
    [] ).

cnf(158315440,plain,
    ( in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d)))
    | $equal(d,b) ),
    inference(rewrite,[status(thm)],[t34_zfmisc_1]),
    [] ).

cnf(158319608,plain,
    ( in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d)))
    | $equal(c,a) ),
    inference(rewrite__forward_subsumption_resolution,[status(thm)],[t34_zfmisc_1,158315440]),
    [] ).

cnf(174370544,plain,
    ( in(a,singleton(c))
    | $equal(c,a) ),
    inference(resolution,[status(thm)],[158116496,158319608]),
    [] ).

cnf(175113832,plain,
    $equal(c,a),
    inference(resolution,[status(thm)],[174953336,174370544]),
    [] ).

cnf(175222480,plain,
    ( in(a,A)
    | ~ $equal(singleton(c),A) ),
    inference(resolution,[status(thm)],[158091080,175113832]),
    [] ).

cnf(175970520,plain,
    in(a,singleton(c)),
    inference(equality_resolution,[status(thm)],[175222480]),
    [] ).

cnf(158120536,plain,
    ( in(B,D)
    | ~ in(ordered_pair(A,B),cartesian_product2(C,D)) ),
    inference(rewrite,[status(thm)],[l55_zfmisc_1]),
    [] ).

cnf(174629984,plain,
    ( in(b,singleton(d))
    | $equal(d,b) ),
    inference(resolution,[status(thm)],[158120536,158315440]),
    [] ).

cnf(175118512,plain,
    $equal(d,b),
    inference(resolution,[status(thm)],[174953336,174629984]),
    [] ).

cnf(175240888,plain,
    ( in(b,A)
    | ~ $equal(singleton(d),A) ),
    inference(resolution,[status(thm)],[158091080,175118512]),
    [] ).

cnf(176739384,plain,
    in(b,singleton(d)),
    inference(equality_resolution,[status(thm)],[175240888]),
    [] ).

cnf(158111424,plain,
    ( in(ordered_pair(A,B),cartesian_product2(C,D))
    | ~ in(A,C)
    | ~ in(B,D) ),
    inference(rewrite,[status(thm)],[l55_zfmisc_1]),
    [] ).

cnf(175137704,plain,
    ( $equal(A,B)
    | ~ in(ordered_pair(B,C),cartesian_product2(singleton(A),D)) ),
    inference(resolution,[status(thm)],[174953336,158116496]),
    [] ).

cnf(158298304,plain,
    ( ~ $equal(c,a)
    | ~ $equal(d,b)
    | ~ in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d))) ),
    inference(rewrite,[status(thm)],[t34_zfmisc_1]),
    [] ).

cnf(185587728,plain,
    ~ in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d))),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[175137704,158298304,175118512]),
    [] ).

cnf(contradiction,plain,
    $false,
    inference(forward_subsumption_resolution__resolution,[status(thm)],[175970520,176739384,158111424,185587728]),
    [] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% Proof found in: 1 seconds
% START OF PROOF SEQUENCE
% fof(d1_tarski,plain,(((in(C,B)|~$equal(A,C)|~$equal(singleton(A),B))&(~in(C,B)|$equal(A,C)|~$equal(singleton(A),B))&($equal(c(A,B,C),A)|~$equal(c(A,B,C),A)|$equal(singleton(A),B))&(~in(c(A,B,C),B)|~$equal(c(A,B,C),A)|$equal(singleton(A),B))&($equal(c(A,B,C),A)|in(c(A,B,C),B)|$equal(singleton(A),B))&(~in(c(A,B,C),B)|in(c(A,B,C),B)|$equal(singleton(A),B)))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET893+1.tptp',unknown),[]).
% 
% cnf(158091080,plain,(in(C,B)|~$equal(A,C)|~$equal(singleton(A),B)),inference(rewrite,[status(thm)],[d1_tarski]),[]).
% 
% cnf(158079144,plain,(~in(C,B)|$equal(A,C)|~$equal(singleton(A),B)),inference(rewrite,[status(thm)],[d1_tarski]),[]).
% 
% cnf(174953336,plain,(~in(B,singleton(A))|$equal(A,B)),inference(equality_resolution,[status(thm)],[158079144]),[]).
% 
% fof(l55_zfmisc_1,plain,(((in(B,D)|~in(ordered_pair(A,B),cartesian_product2(C,D)))&(in(A,C)|~in(ordered_pair(A,B),cartesian_product2(C,D)))&(in(ordered_pair(A,B),cartesian_product2(C,D))|~in(A,C)|~in(B,D)))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET893+1.tptp',unknown),[]).
% 
% cnf(158116496,plain,(in(A,C)|~in(ordered_pair(A,B),cartesian_product2(C,D))),inference(rewrite,[status(thm)],[l55_zfmisc_1]),[]).
% 
% fof(t34_zfmisc_1,plain,(((in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d)))|in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d)))|$equal(c,a))&(~$equal(c,a)|in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d)))|$equal(c,a))&(in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d)))|~$equal(d,b)|$equal(c,a))&(~$equal(c,a)|~$equal(d,b)|$equal(c,a))&(in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d)))|in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d)))|$equal(d,b))&(~$equal(c,a)|in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d)))|$equal(d,b))&(in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d)))|~$equal(d,b)|$equal(d,b))&(~$equal(c,a)|~$equal(d,b)|$equal(d,b))&(in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d)))|in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d)))|~in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d))))&(~$equal(c,a)|in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d)))|~in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d))))&(in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d)))|~$equal(d,b)|~in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d))))&(~$equal(c,a)|~$equal(d,b)|~in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d)))))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET893+1.tptp',unknown),[]).
% 
% cnf(158315440,plain,(in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d)))|$equal(d,b)),inference(rewrite,[status(thm)],[t34_zfmisc_1]),[]).
% 
% cnf(158319608,plain,(in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d)))|$equal(c,a)),inference(rewrite__forward_subsumption_resolution,[status(thm)],[t34_zfmisc_1,158315440]),[]).
% 
% cnf(174370544,plain,(in(a,singleton(c))|$equal(c,a)),inference(resolution,[status(thm)],[158116496,158319608]),[]).
% 
% cnf(175113832,plain,($equal(c,a)),inference(resolution,[status(thm)],[174953336,174370544]),[]).
% 
% cnf(175222480,plain,(in(a,A)|~$equal(singleton(c),A)),inference(resolution,[status(thm)],[158091080,175113832]),[]).
% 
% cnf(175970520,plain,(in(a,singleton(c))),inference(equality_resolution,[status(thm)],[175222480]),[]).
% 
% cnf(158120536,plain,(in(B,D)|~in(ordered_pair(A,B),cartesian_product2(C,D))),inference(rewrite,[status(thm)],[l55_zfmisc_1]),[]).
% 
% cnf(174629984,plain,(in(b,singleton(d))|$equal(d,b)),inference(resolution,[status(thm)],[158120536,158315440]),[]).
% 
% cnf(175118512,plain,($equal(d,b)),inference(resolution,[status(thm)],[174953336,174629984]),[]).
% 
% cnf(175240888,plain,(in(b,A)|~$equal(singleton(d),A)),inference(resolution,[status(thm)],[158091080,175118512]),[]).
% 
% cnf(176739384,plain,(in(b,singleton(d))),inference(equality_resolution,[status(thm)],[175240888]),[]).
% 
% cnf(158111424,plain,(in(ordered_pair(A,B),cartesian_product2(C,D))|~in(A,C)|~in(B,D)),inference(rewrite,[status(thm)],[l55_zfmisc_1]),[]).
% 
% cnf(175137704,plain,($equal(A,B)|~in(ordered_pair(B,C),cartesian_product2(singleton(A),D))),inference(resolution,[status(thm)],[174953336,158116496]),[]).
% 
% cnf(158298304,plain,(~$equal(c,a)|~$equal(d,b)|~in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d)))),inference(rewrite,[status(thm)],[t34_zfmisc_1]),[]).
% 
% cnf(185587728,plain,(~in(ordered_pair(a,b),cartesian_product2(singleton(c),singleton(d)))),inference(forward_subsumption_resolution__resolution,[status(thm)],[175137704,158298304,175118512]),[]).
% 
% cnf(contradiction,plain,$false,inference(forward_subsumption_resolution__resolution,[status(thm)],[175970520,176739384,158111424,185587728]),[]).
% 
% END OF PROOF SEQUENCE
% faust: ../JJParser/Signature.c:39: void FreeSignatureList(SymbolNodeType**): Assertion `(*Symbols)->NumberOfUses == 0' failed.
% 
%------------------------------------------------------------------------------