TSTP Solution File: SET640+3 by Faust---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Faust---1.0
% Problem  : SET640+3 : TPTP v3.4.2. Released v2.2.0.
% Transfm  : none
% Format   : tptp
% Command  : faust %s

% Computer : art08.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 15:34:16 EDT 2009

% Result   : Theorem 3.0s
% Output   : Refutation 3.0s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    7
%            Number of leaves      :    8
% Syntax   : Number of formulae    :   38 (  12 unt;   0 def)
%            Number of atoms       :  144 (   0 equ)
%            Maximal formula atoms :   18 (   3 avg)
%            Number of connectives :  193 (  87   ~;  91   |;  15   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   11 (   4 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    5 (   4 usr;   1 prp; 0-2 aty)
%            Number of functors    :   11 (  11 usr;   5 con; 0-3 aty)
%            Number of variables   :   66 (   9 sgn  16   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Faust---1.0 format not known, defaulting to TPTP
fof(p19,plain,
    ! [A] : ilf_type(A,set_type),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET640+3.tptp',unknown),
    [] ).

cnf(167929168,plain,
    ilf_type(A,set_type),
    inference(rewrite,[status(thm)],[p19]),
    [] ).

fof(p6,plain,
    ! [A,B,C] :
      ( ( ~ subset(A,B)
        | ~ ilf_type(C,set_type)
        | ~ member(C,A)
        | member(C,B)
        | ~ ilf_type(B,set_type)
        | ~ ilf_type(A,set_type) )
      & ( member(d(A,B,C),A)
        | subset(A,B)
        | ~ ilf_type(B,set_type)
        | ~ ilf_type(A,set_type) )
      & ( ~ member(d(A,B,C),B)
        | subset(A,B)
        | ~ ilf_type(B,set_type)
        | ~ ilf_type(A,set_type) )
      & ( ilf_type(d(A,B,C),set_type)
        | subset(A,B)
        | ~ ilf_type(B,set_type)
        | ~ ilf_type(A,set_type) ) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET640+3.tptp',unknown),
    [] ).

cnf(167628440,plain,
    ( ~ subset(A,B)
    | ~ ilf_type(C,set_type)
    | ~ member(C,A)
    | member(C,B)
    | ~ ilf_type(B,set_type)
    | ~ ilf_type(A,set_type) ),
    inference(rewrite,[status(thm)],[p6]),
    [] ).

cnf(181444672,plain,
    ( ~ subset(A,B)
    | ~ member(C,A)
    | member(C,B) ),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[167929168,167628440,167929168]),
    [] ).

fof(prove_relset_1_2,plain,
    ( ilf_type(b,set_type)
    & ilf_type(c,set_type)
    & ilf_type(d,set_type)
    & ilf_type(e,relation_type(c,d))
    & subset(b,e)
    & ~ subset(b,cross_product(c,d)) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET640+3.tptp',unknown),
    [] ).

cnf(168031880,plain,
    subset(b,e),
    inference(rewrite,[status(thm)],[prove_relset_1_2]),
    [] ).

cnf(185008768,plain,
    ( ~ member(A,b)
    | member(A,e) ),
    inference(resolution,[status(thm)],[181444672,168031880]),
    [] ).

cnf(167610832,plain,
    ( member(d(A,B,C),A)
    | subset(A,B)
    | ~ ilf_type(B,set_type)
    | ~ ilf_type(A,set_type) ),
    inference(rewrite,[status(thm)],[p6]),
    [] ).

cnf(181353368,plain,
    ( member(d(A,B,C),A)
    | subset(A,B) ),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[167929168,167610832,167929168]),
    [] ).

cnf(168018064,plain,
    ~ subset(b,cross_product(c,d)),
    inference(rewrite,[status(thm)],[prove_relset_1_2]),
    [] ).

cnf(181632336,plain,
    member(d(b,cross_product(c,d),A),b),
    inference(resolution,[status(thm)],[181353368,168018064]),
    [] ).

cnf(185641120,plain,
    member(d(b,cross_product(c,d),A),e),
    inference(resolution,[status(thm)],[185008768,181632336]),
    [] ).

cnf(167601016,plain,
    ( ~ member(d(A,B,C),B)
    | subset(A,B)
    | ~ ilf_type(B,set_type)
    | ~ ilf_type(A,set_type) ),
    inference(rewrite,[status(thm)],[p6]),
    [] ).

cnf(181368680,plain,
    ( ~ member(d(A,B,C),B)
    | subset(A,B) ),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[167929168,167601016,167929168]),
    [] ).

cnf(181771616,plain,
    ~ member(d(b,cross_product(c,d),A),cross_product(c,d)),
    inference(resolution,[status(thm)],[181368680,168018064]),
    [] ).

fof(p11,plain,
    ! [A,B,C] :
      ( ( ~ member(A,power_set(B))
        | ~ ilf_type(C,set_type)
        | ~ member(C,A)
        | member(C,B)
        | ~ ilf_type(B,set_type)
        | ~ ilf_type(A,set_type) )
      & ( member(d(A,B,C),A)
        | member(A,power_set(B))
        | ~ ilf_type(B,set_type)
        | ~ ilf_type(A,set_type) )
      & ( ~ member(d(A,B,C),B)
        | member(A,power_set(B))
        | ~ ilf_type(B,set_type)
        | ~ ilf_type(A,set_type) )
      & ( ilf_type(d(A,B,C),set_type)
        | member(A,power_set(B))
        | ~ ilf_type(B,set_type)
        | ~ ilf_type(A,set_type) ) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET640+3.tptp',unknown),
    [] ).

cnf(167743656,plain,
    ( ~ member(A,power_set(B))
    | ~ ilf_type(C,set_type)
    | ~ member(C,A)
    | member(C,B)
    | ~ ilf_type(B,set_type)
    | ~ ilf_type(A,set_type) ),
    inference(rewrite,[status(thm)],[p11]),
    [] ).

cnf(181463592,plain,
    ( ~ member(A,power_set(B))
    | ~ member(C,A)
    | member(C,B) ),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[167929168,167743656,167929168]),
    [] ).

fof(p4,plain,
    ! [C,A,B,D] :
      ( ( ~ ilf_type(C,subset_type(cross_product(A,B)))
        | ilf_type(C,relation_type(A,B))
        | ~ ilf_type(B,set_type)
        | ~ ilf_type(A,set_type) )
      & ( ~ ilf_type(D,relation_type(A,B))
        | ilf_type(D,subset_type(cross_product(A,B)))
        | ~ ilf_type(B,set_type)
        | ~ ilf_type(A,set_type) ) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET640+3.tptp',unknown),
    [] ).

cnf(167555480,plain,
    ( ~ ilf_type(D,relation_type(A,B))
    | ilf_type(D,subset_type(cross_product(A,B)))
    | ~ ilf_type(B,set_type)
    | ~ ilf_type(A,set_type) ),
    inference(rewrite,[status(thm)],[p4]),
    [] ).

cnf(181408040,plain,
    ( ~ ilf_type(D,relation_type(A,B))
    | ilf_type(D,subset_type(cross_product(A,B))) ),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[167929168,167555480,167929168]),
    [] ).

cnf(168039600,plain,
    ilf_type(e,relation_type(c,d)),
    inference(rewrite,[status(thm)],[prove_relset_1_2]),
    [] ).

cnf(191570192,plain,
    ilf_type(e,subset_type(cross_product(c,d))),
    inference(resolution,[status(thm)],[181408040,168039600]),
    [] ).

fof(p13,plain,
    ! [A,B] :
      ( ( ~ ilf_type(A,member_type(B))
        | member(A,B)
        | empty(B)
        | ~ ilf_type(B,set_type)
        | ~ ilf_type(A,set_type) )
      & ( ilf_type(A,member_type(B))
        | ~ member(A,B)
        | empty(B)
        | ~ ilf_type(B,set_type)
        | ~ ilf_type(A,set_type) ) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET640+3.tptp',unknown),
    [] ).

cnf(167787408,plain,
    ( ~ ilf_type(A,member_type(B))
    | member(A,B)
    | empty(B)
    | ~ ilf_type(B,set_type)
    | ~ ilf_type(A,set_type) ),
    inference(rewrite,[status(thm)],[p13]),
    [] ).

cnf(181398016,plain,
    ( ~ ilf_type(A,member_type(B))
    | member(A,B)
    | empty(B) ),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[167929168,167787408,167929168]),
    [] ).

fof(p12,plain,
    ! [A] :
      ( ( ilf_type(power_set(A),set_type)
        | ~ ilf_type(A,set_type) )
      & ( ~ empty(power_set(A))
        | ~ ilf_type(A,set_type) ) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET640+3.tptp',unknown),
    [] ).

cnf(167754512,plain,
    ( ~ empty(power_set(A))
    | ~ ilf_type(A,set_type) ),
    inference(rewrite,[status(thm)],[p12]),
    [] ).

cnf(181297576,plain,
    ~ empty(power_set(A)),
    inference(resolution,[status(thm)],[167754512,167929168]),
    [] ).

cnf(182430472,plain,
    ( ~ ilf_type(A,member_type(power_set(B)))
    | member(A,power_set(B)) ),
    inference(resolution,[status(thm)],[181398016,181297576]),
    [] ).

fof(p8,plain,
    ! [B,A] :
      ( ( ~ ilf_type(B,subset_type(A))
        | ilf_type(B,member_type(power_set(A)))
        | ~ ilf_type(B,set_type)
        | ~ ilf_type(A,set_type) )
      & ( ilf_type(B,subset_type(A))
        | ~ ilf_type(B,member_type(power_set(A)))
        | ~ ilf_type(B,set_type)
        | ~ ilf_type(A,set_type) ) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET640+3.tptp',unknown),
    [] ).

cnf(167679720,plain,
    ( ~ ilf_type(B,subset_type(A))
    | ilf_type(B,member_type(power_set(A)))
    | ~ ilf_type(B,set_type)
    | ~ ilf_type(A,set_type) ),
    inference(rewrite,[status(thm)],[p8]),
    [] ).

cnf(181378560,plain,
    ( ~ ilf_type(B,subset_type(A))
    | ilf_type(B,member_type(power_set(A))) ),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[167929168,167679720,167929168]),
    [] ).

cnf(183284720,plain,
    ( member(A,power_set(B))
    | ~ ilf_type(A,subset_type(B)) ),
    inference(resolution,[status(thm)],[182430472,181378560]),
    [] ).

cnf(191723984,plain,
    member(e,power_set(cross_product(c,d))),
    inference(resolution,[status(thm)],[191570192,183284720]),
    [] ).

cnf(195066816,plain,
    ( ~ member(A,e)
    | member(A,cross_product(c,d)) ),
    inference(resolution,[status(thm)],[181463592,191723984]),
    [] ).

cnf(contradiction,plain,
    $false,
    inference(forward_subsumption_resolution__resolution,[status(thm)],[185641120,181771616,195066816]),
    [] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% Proof found in: 3 seconds
% START OF PROOF SEQUENCE
% fof(p19,plain,(ilf_type(A,set_type)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET640+3.tptp',unknown),[]).
% 
% cnf(167929168,plain,(ilf_type(A,set_type)),inference(rewrite,[status(thm)],[p19]),[]).
% 
% fof(p6,plain,(((~subset(A,B)|~ilf_type(C,set_type)|~member(C,A)|member(C,B)|~ilf_type(B,set_type)|~ilf_type(A,set_type))&(member(d(A,B,C),A)|subset(A,B)|~ilf_type(B,set_type)|~ilf_type(A,set_type))&(~member(d(A,B,C),B)|subset(A,B)|~ilf_type(B,set_type)|~ilf_type(A,set_type))&(ilf_type(d(A,B,C),set_type)|subset(A,B)|~ilf_type(B,set_type)|~ilf_type(A,set_type)))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET640+3.tptp',unknown),[]).
% 
% cnf(167628440,plain,(~subset(A,B)|~ilf_type(C,set_type)|~member(C,A)|member(C,B)|~ilf_type(B,set_type)|~ilf_type(A,set_type)),inference(rewrite,[status(thm)],[p6]),[]).
% 
% cnf(181444672,plain,(~subset(A,B)|~member(C,A)|member(C,B)),inference(forward_subsumption_resolution__resolution,[status(thm)],[167929168,167628440,167929168]),[]).
% 
% fof(prove_relset_1_2,plain,((ilf_type(b,set_type)&ilf_type(c,set_type)&ilf_type(d,set_type)&ilf_type(e,relation_type(c,d))&subset(b,e)&~subset(b,cross_product(c,d)))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET640+3.tptp',unknown),[]).
% 
% cnf(168031880,plain,(subset(b,e)),inference(rewrite,[status(thm)],[prove_relset_1_2]),[]).
% 
% cnf(185008768,plain,(~member(A,b)|member(A,e)),inference(resolution,[status(thm)],[181444672,168031880]),[]).
% 
% cnf(167610832,plain,(member(d(A,B,C),A)|subset(A,B)|~ilf_type(B,set_type)|~ilf_type(A,set_type)),inference(rewrite,[status(thm)],[p6]),[]).
% 
% cnf(181353368,plain,(member(d(A,B,C),A)|subset(A,B)),inference(forward_subsumption_resolution__resolution,[status(thm)],[167929168,167610832,167929168]),[]).
% 
% cnf(168018064,plain,(~subset(b,cross_product(c,d))),inference(rewrite,[status(thm)],[prove_relset_1_2]),[]).
% 
% cnf(181632336,plain,(member(d(b,cross_product(c,d),A),b)),inference(resolution,[status(thm)],[181353368,168018064]),[]).
% 
% cnf(185641120,plain,(member(d(b,cross_product(c,d),A),e)),inference(resolution,[status(thm)],[185008768,181632336]),[]).
% 
% cnf(167601016,plain,(~member(d(A,B,C),B)|subset(A,B)|~ilf_type(B,set_type)|~ilf_type(A,set_type)),inference(rewrite,[status(thm)],[p6]),[]).
% 
% cnf(181368680,plain,(~member(d(A,B,C),B)|subset(A,B)),inference(forward_subsumption_resolution__resolution,[status(thm)],[167929168,167601016,167929168]),[]).
% 
% cnf(181771616,plain,(~member(d(b,cross_product(c,d),A),cross_product(c,d))),inference(resolution,[status(thm)],[181368680,168018064]),[]).
% 
% fof(p11,plain,(((~member(A,power_set(B))|~ilf_type(C,set_type)|~member(C,A)|member(C,B)|~ilf_type(B,set_type)|~ilf_type(A,set_type))&(member(d(A,B,C),A)|member(A,power_set(B))|~ilf_type(B,set_type)|~ilf_type(A,set_type))&(~member(d(A,B,C),B)|member(A,power_set(B))|~ilf_type(B,set_type)|~ilf_type(A,set_type))&(ilf_type(d(A,B,C),set_type)|member(A,power_set(B))|~ilf_type(B,set_type)|~ilf_type(A,set_type)))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET640+3.tptp',unknown),[]).
% 
% cnf(167743656,plain,(~member(A,power_set(B))|~ilf_type(C,set_type)|~member(C,A)|member(C,B)|~ilf_type(B,set_type)|~ilf_type(A,set_type)),inference(rewrite,[status(thm)],[p11]),[]).
% 
% cnf(181463592,plain,(~member(A,power_set(B))|~member(C,A)|member(C,B)),inference(forward_subsumption_resolution__resolution,[status(thm)],[167929168,167743656,167929168]),[]).
% 
% fof(p4,plain,(((~ilf_type(C,subset_type(cross_product(A,B)))|ilf_type(C,relation_type(A,B))|~ilf_type(B,set_type)|~ilf_type(A,set_type))&(~ilf_type(D,relation_type(A,B))|ilf_type(D,subset_type(cross_product(A,B)))|~ilf_type(B,set_type)|~ilf_type(A,set_type)))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET640+3.tptp',unknown),[]).
% 
% cnf(167555480,plain,(~ilf_type(D,relation_type(A,B))|ilf_type(D,subset_type(cross_product(A,B)))|~ilf_type(B,set_type)|~ilf_type(A,set_type)),inference(rewrite,[status(thm)],[p4]),[]).
% 
% cnf(181408040,plain,(~ilf_type(D,relation_type(A,B))|ilf_type(D,subset_type(cross_product(A,B)))),inference(forward_subsumption_resolution__resolution,[status(thm)],[167929168,167555480,167929168]),[]).
% 
% cnf(168039600,plain,(ilf_type(e,relation_type(c,d))),inference(rewrite,[status(thm)],[prove_relset_1_2]),[]).
% 
% cnf(191570192,plain,(ilf_type(e,subset_type(cross_product(c,d)))),inference(resolution,[status(thm)],[181408040,168039600]),[]).
% 
% fof(p13,plain,(((~ilf_type(A,member_type(B))|member(A,B)|empty(B)|~ilf_type(B,set_type)|~ilf_type(A,set_type))&(ilf_type(A,member_type(B))|~member(A,B)|empty(B)|~ilf_type(B,set_type)|~ilf_type(A,set_type)))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET640+3.tptp',unknown),[]).
% 
% cnf(167787408,plain,(~ilf_type(A,member_type(B))|member(A,B)|empty(B)|~ilf_type(B,set_type)|~ilf_type(A,set_type)),inference(rewrite,[status(thm)],[p13]),[]).
% 
% cnf(181398016,plain,(~ilf_type(A,member_type(B))|member(A,B)|empty(B)),inference(forward_subsumption_resolution__resolution,[status(thm)],[167929168,167787408,167929168]),[]).
% 
% fof(p12,plain,(((ilf_type(power_set(A),set_type)|~ilf_type(A,set_type))&(~empty(power_set(A))|~ilf_type(A,set_type)))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET640+3.tptp',unknown),[]).
% 
% cnf(167754512,plain,(~empty(power_set(A))|~ilf_type(A,set_type)),inference(rewrite,[status(thm)],[p12]),[]).
% 
% cnf(181297576,plain,(~empty(power_set(A))),inference(resolution,[status(thm)],[167754512,167929168]),[]).
% 
% cnf(182430472,plain,(~ilf_type(A,member_type(power_set(B)))|member(A,power_set(B))),inference(resolution,[status(thm)],[181398016,181297576]),[]).
% 
% fof(p8,plain,(((~ilf_type(B,subset_type(A))|ilf_type(B,member_type(power_set(A)))|~ilf_type(B,set_type)|~ilf_type(A,set_type))&(ilf_type(B,subset_type(A))|~ilf_type(B,member_type(power_set(A)))|~ilf_type(B,set_type)|~ilf_type(A,set_type)))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/SET/SET640+3.tptp',unknown),[]).
% 
% cnf(167679720,plain,(~ilf_type(B,subset_type(A))|ilf_type(B,member_type(power_set(A)))|~ilf_type(B,set_type)|~ilf_type(A,set_type)),inference(rewrite,[status(thm)],[p8]),[]).
% 
% cnf(181378560,plain,(~ilf_type(B,subset_type(A))|ilf_type(B,member_type(power_set(A)))),inference(forward_subsumption_resolution__resolution,[status(thm)],[167929168,167679720,167929168]),[]).
% 
% cnf(183284720,plain,(member(A,power_set(B))|~ilf_type(A,subset_type(B))),inference(resolution,[status(thm)],[182430472,181378560]),[]).
% 
% cnf(191723984,plain,(member(e,power_set(cross_product(c,d)))),inference(resolution,[status(thm)],[191570192,183284720]),[]).
% 
% cnf(195066816,plain,(~member(A,e)|member(A,cross_product(c,d))),inference(resolution,[status(thm)],[181463592,191723984]),[]).
% 
% cnf(contradiction,plain,$false,inference(forward_subsumption_resolution__resolution,[status(thm)],[185641120,181771616,195066816]),[]).
% 
% END OF PROOF SEQUENCE
% faust: ../JJParser/Signature.c:39: void FreeSignatureList(SymbolNodeType**): Assertion `(*Symbols)->NumberOfUses == 0' failed.
% 
%------------------------------------------------------------------------------