TSTP Solution File: SEU119+2 by Faust---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Faust---1.0
% Problem  : SEU119+2 : TPTP v3.4.2. Released v3.3.0.
% Transfm  : none
% Format   : tptp
% Command  : faust %s

% Computer : art03.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 15:46:33 EDT 2009

% Result   : Theorem 3.8s
% Output   : Refutation 3.8s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    8
%            Number of leaves      :    5
% Syntax   : Number of formulae    :   30 (   8 unt;   0 def)
%            Number of atoms       :  126 (   0 equ)
%            Maximal formula atoms :   36 (   4 avg)
%            Number of connectives :  165 (  69   ~;  75   |;  21   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   16 (   4 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   3 con; 0-4 aty)
%            Number of variables   :   60 (  16 sgn  11   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Faust---1.0 format not known, defaulting to TPTP
fof(d3_xboole_0,plain,
    ! [D,C,A,B] :
      ( ( in(D,C)
        | ~ in(D,A)
        | ~ in(D,B)
        | ~ $equal(set_intersection2(A,B),C) )
      & ( in(D,B)
        | ~ in(D,C)
        | ~ $equal(set_intersection2(A,B),C) )
      & ( in(D,A)
        | ~ in(D,C)
        | ~ $equal(set_intersection2(A,B),C) )
      & ( in(d(A,B,C,D),A)
        | ~ in(d(A,B,C,D),A)
        | ~ in(d(A,B,C,D),B)
        | $equal(set_intersection2(A,B),C) )
      & ( in(d(A,B,C,D),B)
        | ~ in(d(A,B,C,D),A)
        | ~ in(d(A,B,C,D),B)
        | $equal(set_intersection2(A,B),C) )
      & ( ~ in(d(A,B,C,D),C)
        | ~ in(d(A,B,C,D),A)
        | ~ in(d(A,B,C,D),B)
        | $equal(set_intersection2(A,B),C) )
      & ( in(d(A,B,C,D),A)
        | in(d(A,B,C,D),C)
        | $equal(set_intersection2(A,B),C) )
      & ( in(d(A,B,C,D),B)
        | in(d(A,B,C,D),C)
        | $equal(set_intersection2(A,B),C) )
      & ( ~ in(d(A,B,C,D),C)
        | in(d(A,B,C,D),C)
        | $equal(set_intersection2(A,B),C) ) ),
    file('/tmp/SystemOnTPTP32120/SEU119+2.p',unknown),
    [] ).

cnf(169661880,plain,
    ( in(D,B)
    | ~ in(D,C)
    | ~ $equal(set_intersection2(A,B),C) ),
    inference(rewrite,[status(thm)],[d3_xboole_0]),
    [] ).

fof(commutativity_k3_xboole_0,plain,
    ! [B,A] : $equal(set_intersection2(B,A),set_intersection2(A,B)),
    file('/tmp/SystemOnTPTP32120/SEU119+2.p',unknown),
    [] ).

cnf(169604000,plain,
    $equal(set_intersection2(B,A),set_intersection2(A,B)),
    inference(rewrite,[status(thm)],[commutativity_k3_xboole_0]),
    [] ).

cnf(206428744,plain,
    ( in(C,B)
    | ~ in(C,set_intersection2(B,A)) ),
    inference(resolution,[status(thm)],[169661880,169604000]),
    [] ).

fof(d7_xboole_0,plain,
    ! [A,B] :
      ( ( ~ disjoint(A,B)
        | $equal(empty_set,set_intersection2(A,B)) )
      & ( disjoint(A,B)
        | ~ $equal(empty_set,set_intersection2(A,B)) ) ),
    file('/tmp/SystemOnTPTP32120/SEU119+2.p',unknown),
    [] ).

cnf(169674432,plain,
    ( disjoint(A,B)
    | ~ $equal(empty_set,set_intersection2(A,B)) ),
    inference(rewrite,[status(thm)],[d7_xboole_0]),
    [] ).

fof(d1_xboole_0,plain,
    ! [A,B] :
      ( ( ~ $equal(empty_set,A)
        | ~ in(B,A) )
      & ( $equal(empty_set,A)
        | in(b(A,B),A) ) ),
    file('/tmp/SystemOnTPTP32120/SEU119+2.p',unknown),
    [] ).

cnf(169609952,plain,
    ( $equal(empty_set,A)
    | in(b(A,B),A) ),
    inference(rewrite,[status(thm)],[d1_xboole_0]),
    [] ).

cnf(202024864,plain,
    ( disjoint(A,B)
    | in(b(set_intersection2(A,B),C),set_intersection2(A,B)) ),
    inference(resolution,[status(thm)],[169674432,169609952]),
    [] ).

cnf(169616576,plain,
    ( ~ $equal(empty_set,A)
    | ~ in(B,A) ),
    inference(rewrite,[status(thm)],[d1_xboole_0]),
    [] ).

cnf(199066016,plain,
    ( ~ in(B,A)
    | in(b(A,C),A) ),
    inference(resolution,[status(thm)],[169616576,169609952]),
    [] ).

cnf(169668144,plain,
    ( in(D,C)
    | ~ in(D,A)
    | ~ in(D,B)
    | ~ $equal(set_intersection2(A,B),C) ),
    inference(rewrite,[status(thm)],[d3_xboole_0]),
    [] ).

cnf(206436400,plain,
    ( in(C,set_intersection2(B,A))
    | ~ in(C,A)
    | ~ in(C,B) ),
    inference(resolution,[status(thm)],[169668144,169604000]),
    [] ).

fof(t3_xboole_0,plain,
    ! [C] :
      ( ( ~ disjoint(a,b)
        | ~ disjoint(a,b)
        | disjoint(a,b) )
      & ( ~ in(C,a)
        | ~ disjoint(a,b)
        | disjoint(a,b) )
      & ( ~ disjoint(a,b)
        | ~ in(C,b)
        | disjoint(a,b) )
      & ( ~ in(C,a)
        | ~ in(C,b)
        | disjoint(a,b) )
      & ( ~ disjoint(a,b)
        | ~ disjoint(a,b)
        | in(c(C),a) )
      & ( ~ in(C,a)
        | ~ disjoint(a,b)
        | in(c(C),a) )
      & ( ~ disjoint(a,b)
        | ~ in(C,b)
        | in(c(C),a) )
      & ( ~ in(C,a)
        | ~ in(C,b)
        | in(c(C),a) )
      & ( ~ disjoint(a,b)
        | ~ disjoint(a,b)
        | in(c(C),b) )
      & ( ~ in(C,a)
        | ~ disjoint(a,b)
        | in(c(C),b) )
      & ( ~ disjoint(a,b)
        | ~ in(C,b)
        | in(c(C),b) )
      & ( ~ in(C,a)
        | ~ in(C,b)
        | in(c(C),b) ) ),
    file('/tmp/SystemOnTPTP32120/SEU119+2.p',unknown),
    [] ).

cnf(169916920,plain,
    ( ~ disjoint(a,b)
    | in(c(C),b) ),
    inference(rewrite,[status(thm)],[t3_xboole_0]),
    [] ).

cnf(212687072,plain,
    ( in(c(D),set_intersection2(A,b))
    | ~ in(c(D),A)
    | ~ disjoint(a,b) ),
    inference(resolution,[status(thm)],[206436400,169916920]),
    [] ).

cnf(169937120,plain,
    ( ~ disjoint(a,b)
    | in(c(C),a) ),
    inference(rewrite,[status(thm)],[t3_xboole_0]),
    [] ).

cnf(212759320,plain,
    ( in(c(C),set_intersection2(a,b))
    | ~ disjoint(a,b) ),
    inference(resolution,[status(thm)],[212687072,169937120]),
    [] ).

cnf(241831640,plain,
    in(b(set_intersection2(a,b),A),set_intersection2(a,b)),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[202024864,199066016,212759320]),
    [] ).

cnf(243937768,plain,
    in(b(set_intersection2(a,b),A),a),
    inference(resolution,[status(thm)],[206428744,241831640]),
    [] ).

cnf(169941528,plain,
    ( ~ in(C,a)
    | ~ in(C,b)
    | disjoint(a,b) ),
    inference(rewrite,[status(thm)],[t3_xboole_0]),
    [] ).

cnf(169657584,plain,
    ( in(D,A)
    | ~ in(D,C)
    | ~ $equal(set_intersection2(A,B),C) ),
    inference(rewrite,[status(thm)],[d3_xboole_0]),
    [] ).

cnf(206424056,plain,
    ( in(C,A)
    | ~ in(C,set_intersection2(B,A)) ),
    inference(resolution,[status(thm)],[169657584,169604000]),
    [] ).

cnf(243928248,plain,
    in(b(set_intersection2(a,b),A),b),
    inference(resolution,[status(thm)],[206424056,241831640]),
    [] ).

cnf(244876720,plain,
    disjoint(a,b),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[243937768,169941528,243928248]),
    [] ).

cnf(169685168,plain,
    ( ~ disjoint(A,B)
    | $equal(empty_set,set_intersection2(A,B)) ),
    inference(rewrite,[status(thm)],[d7_xboole_0]),
    [] ).

cnf(202522064,plain,
    ( ~ disjoint(A,B)
    | ~ in(C,set_intersection2(A,B)) ),
    inference(resolution,[status(thm)],[169685168,169616576]),
    [] ).

cnf(241888192,plain,
    ~ disjoint(a,b),
    inference(resolution,[status(thm)],[202522064,212759320]),
    [] ).

cnf(contradiction,plain,
    $false,
    inference(resolution,[status(thm)],[244876720,241888192]),
    [] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% Proof found in: 4 seconds
% START OF PROOF SEQUENCE
% fof(d3_xboole_0,plain,(((in(D,C)|~in(D,A)|~in(D,B)|~$equal(set_intersection2(A,B),C))&(in(D,B)|~in(D,C)|~$equal(set_intersection2(A,B),C))&(in(D,A)|~in(D,C)|~$equal(set_intersection2(A,B),C))&(in(d(A,B,C,D),A)|~in(d(A,B,C,D),A)|~in(d(A,B,C,D),B)|$equal(set_intersection2(A,B),C))&(in(d(A,B,C,D),B)|~in(d(A,B,C,D),A)|~in(d(A,B,C,D),B)|$equal(set_intersection2(A,B),C))&(~in(d(A,B,C,D),C)|~in(d(A,B,C,D),A)|~in(d(A,B,C,D),B)|$equal(set_intersection2(A,B),C))&(in(d(A,B,C,D),A)|in(d(A,B,C,D),C)|$equal(set_intersection2(A,B),C))&(in(d(A,B,C,D),B)|in(d(A,B,C,D),C)|$equal(set_intersection2(A,B),C))&(~in(d(A,B,C,D),C)|in(d(A,B,C,D),C)|$equal(set_intersection2(A,B),C)))),file('/tmp/SystemOnTPTP32120/SEU119+2.p',unknown),[]).
% 
% cnf(169661880,plain,(in(D,B)|~in(D,C)|~$equal(set_intersection2(A,B),C)),inference(rewrite,[status(thm)],[d3_xboole_0]),[]).
% 
% fof(commutativity_k3_xboole_0,plain,($equal(set_intersection2(B,A),set_intersection2(A,B))),file('/tmp/SystemOnTPTP32120/SEU119+2.p',unknown),[]).
% 
% cnf(169604000,plain,($equal(set_intersection2(B,A),set_intersection2(A,B))),inference(rewrite,[status(thm)],[commutativity_k3_xboole_0]),[]).
% 
% cnf(206428744,plain,(in(C,B)|~in(C,set_intersection2(B,A))),inference(resolution,[status(thm)],[169661880,169604000]),[]).
% 
% fof(d7_xboole_0,plain,(((~disjoint(A,B)|$equal(empty_set,set_intersection2(A,B)))&(disjoint(A,B)|~$equal(empty_set,set_intersection2(A,B))))),file('/tmp/SystemOnTPTP32120/SEU119+2.p',unknown),[]).
% 
% cnf(169674432,plain,(disjoint(A,B)|~$equal(empty_set,set_intersection2(A,B))),inference(rewrite,[status(thm)],[d7_xboole_0]),[]).
% 
% fof(d1_xboole_0,plain,(((~$equal(empty_set,A)|~in(B,A))&($equal(empty_set,A)|in(b(A,B),A)))),file('/tmp/SystemOnTPTP32120/SEU119+2.p',unknown),[]).
% 
% cnf(169609952,plain,($equal(empty_set,A)|in(b(A,B),A)),inference(rewrite,[status(thm)],[d1_xboole_0]),[]).
% 
% cnf(202024864,plain,(disjoint(A,B)|in(b(set_intersection2(A,B),C),set_intersection2(A,B))),inference(resolution,[status(thm)],[169674432,169609952]),[]).
% 
% cnf(169616576,plain,(~$equal(empty_set,A)|~in(B,A)),inference(rewrite,[status(thm)],[d1_xboole_0]),[]).
% 
% cnf(199066016,plain,(~in(B,A)|in(b(A,C),A)),inference(resolution,[status(thm)],[169616576,169609952]),[]).
% 
% cnf(169668144,plain,(in(D,C)|~in(D,A)|~in(D,B)|~$equal(set_intersection2(A,B),C)),inference(rewrite,[status(thm)],[d3_xboole_0]),[]).
% 
% cnf(206436400,plain,(in(C,set_intersection2(B,A))|~in(C,A)|~in(C,B)),inference(resolution,[status(thm)],[169668144,169604000]),[]).
% 
% fof(t3_xboole_0,plain,(((~disjoint(a,b)|~disjoint(a,b)|disjoint(a,b))&(~in(C,a)|~disjoint(a,b)|disjoint(a,b))&(~disjoint(a,b)|~in(C,b)|disjoint(a,b))&(~in(C,a)|~in(C,b)|disjoint(a,b))&(~disjoint(a,b)|~disjoint(a,b)|in(c(C),a))&(~in(C,a)|~disjoint(a,b)|in(c(C),a))&(~disjoint(a,b)|~in(C,b)|in(c(C),a))&(~in(C,a)|~in(C,b)|in(c(C),a))&(~disjoint(a,b)|~disjoint(a,b)|in(c(C),b))&(~in(C,a)|~disjoint(a,b)|in(c(C),b))&(~disjoint(a,b)|~in(C,b)|in(c(C),b))&(~in(C,a)|~in(C,b)|in(c(C),b)))),file('/tmp/SystemOnTPTP32120/SEU119+2.p',unknown),[]).
% 
% cnf(169916920,plain,(~disjoint(a,b)|in(c(C),b)),inference(rewrite,[status(thm)],[t3_xboole_0]),[]).
% 
% cnf(212687072,plain,(in(c(D),set_intersection2(A,b))|~in(c(D),A)|~disjoint(a,b)),inference(resolution,[status(thm)],[206436400,169916920]),[]).
% 
% cnf(169937120,plain,(~disjoint(a,b)|in(c(C),a)),inference(rewrite,[status(thm)],[t3_xboole_0]),[]).
% 
% cnf(212759320,plain,(in(c(C),set_intersection2(a,b))|~disjoint(a,b)),inference(resolution,[status(thm)],[212687072,169937120]),[]).
% 
% cnf(241831640,plain,(in(b(set_intersection2(a,b),A),set_intersection2(a,b))),inference(forward_subsumption_resolution__resolution,[status(thm)],[202024864,199066016,212759320]),[]).
% 
% cnf(243937768,plain,(in(b(set_intersection2(a,b),A),a)),inference(resolution,[status(thm)],[206428744,241831640]),[]).
% 
% cnf(169941528,plain,(~in(C,a)|~in(C,b)|disjoint(a,b)),inference(rewrite,[status(thm)],[t3_xboole_0]),[]).
% 
% cnf(169657584,plain,(in(D,A)|~in(D,C)|~$equal(set_intersection2(A,B),C)),inference(rewrite,[status(thm)],[d3_xboole_0]),[]).
% 
% cnf(206424056,plain,(in(C,A)|~in(C,set_intersection2(B,A))),inference(resolution,[status(thm)],[169657584,169604000]),[]).
% 
% cnf(243928248,plain,(in(b(set_intersection2(a,b),A),b)),inference(resolution,[status(thm)],[206424056,241831640]),[]).
% 
% cnf(244876720,plain,(disjoint(a,b)),inference(forward_subsumption_resolution__resolution,[status(thm)],[243937768,169941528,243928248]),[]).
% 
% cnf(169685168,plain,(~disjoint(A,B)|$equal(empty_set,set_intersection2(A,B))),inference(rewrite,[status(thm)],[d7_xboole_0]),[]).
% 
% cnf(202522064,plain,(~disjoint(A,B)|~in(C,set_intersection2(A,B))),inference(resolution,[status(thm)],[169685168,169616576]),[]).
% 
% cnf(241888192,plain,(~disjoint(a,b)),inference(resolution,[status(thm)],[202522064,212759320]),[]).
% 
% cnf(contradiction,plain,$false,inference(resolution,[status(thm)],[244876720,241888192]),[]).
% 
% END OF PROOF SEQUENCE
% faust: ../JJParser/Signature.c:39: void FreeSignatureList(SymbolNodeType**): Assertion `(*Symbols)->NumberOfUses == 0' failed.
% 
%------------------------------------------------------------------------------