TSTP Solution File: SET185+3 by SInE---0.4

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SInE---0.4
% Problem  : SET185+3 : TPTP v5.0.0. Released v2.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : Source/sine.py -e eprover -t %d %s

% Computer : art05.cs.miami.edu
% Model    : i686 i686
% CPU      : Intel(R) Pentium(R) 4 CPU 2.80GHz @ 2793MHz
% Memory   : 2018MB
% OS       : Linux 2.6.26.8-57.fc8
% CPULimit : 300s
% DateTime : Sun Dec 26 02:54:10 EST 2010

% Result   : Theorem 0.25s
% Output   : CNFRefutation 0.25s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   21
%            Number of leaves      :    5
% Syntax   : Number of formulae    :   54 (  16 unt;   0 def)
%            Number of atoms       :  146 (  25 equ)
%            Maximal formula atoms :    7 (   2 avg)
%            Number of connectives :  146 (  54   ~;  60   |;  26   &)
%                                         (   3 <=>;   3  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   4 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    4 (   4 usr;   2 con; 0-2 aty)
%            Number of variables   :   94 (   5 sgn  46   !;   6   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(1,axiom,
    ! [X1,X2] :
      ( subset(X1,X2)
    <=> ! [X3] :
          ( member(X3,X1)
         => member(X3,X2) ) ),
    file('/tmp/tmpBc2kk0/sel_SET185+3.p_1',subset_defn) ).

fof(2,conjecture,
    ! [X1,X2] :
      ( subset(X1,X2)
     => union(X1,X2) = X2 ),
    file('/tmp/tmpBc2kk0/sel_SET185+3.p_1',prove_subset_union) ).

fof(3,axiom,
    ! [X1,X2] :
      ( X1 = X2
    <=> ( subset(X1,X2)
        & subset(X2,X1) ) ),
    file('/tmp/tmpBc2kk0/sel_SET185+3.p_1',equal_defn) ).

fof(4,axiom,
    ! [X1,X2,X3] :
      ( member(X3,union(X1,X2))
    <=> ( member(X3,X1)
        | member(X3,X2) ) ),
    file('/tmp/tmpBc2kk0/sel_SET185+3.p_1',union_defn) ).

fof(5,axiom,
    ! [X1,X2] : union(X1,X2) = union(X2,X1),
    file('/tmp/tmpBc2kk0/sel_SET185+3.p_1',commutativity_of_union) ).

fof(8,negated_conjecture,
    ~ ! [X1,X2] :
        ( subset(X1,X2)
       => union(X1,X2) = X2 ),
    inference(assume_negation,[status(cth)],[2]) ).

fof(9,plain,
    ! [X1,X2] :
      ( ( ~ subset(X1,X2)
        | ! [X3] :
            ( ~ member(X3,X1)
            | member(X3,X2) ) )
      & ( ? [X3] :
            ( member(X3,X1)
            & ~ member(X3,X2) )
        | subset(X1,X2) ) ),
    inference(fof_nnf,[status(thm)],[1]) ).

fof(10,plain,
    ! [X4,X5] :
      ( ( ~ subset(X4,X5)
        | ! [X6] :
            ( ~ member(X6,X4)
            | member(X6,X5) ) )
      & ( ? [X7] :
            ( member(X7,X4)
            & ~ member(X7,X5) )
        | subset(X4,X5) ) ),
    inference(variable_rename,[status(thm)],[9]) ).

fof(11,plain,
    ! [X4,X5] :
      ( ( ~ subset(X4,X5)
        | ! [X6] :
            ( ~ member(X6,X4)
            | member(X6,X5) ) )
      & ( ( member(esk1_2(X4,X5),X4)
          & ~ member(esk1_2(X4,X5),X5) )
        | subset(X4,X5) ) ),
    inference(skolemize,[status(esa)],[10]) ).

fof(12,plain,
    ! [X4,X5,X6] :
      ( ( ~ member(X6,X4)
        | member(X6,X5)
        | ~ subset(X4,X5) )
      & ( ( member(esk1_2(X4,X5),X4)
          & ~ member(esk1_2(X4,X5),X5) )
        | subset(X4,X5) ) ),
    inference(shift_quantors,[status(thm)],[11]) ).

fof(13,plain,
    ! [X4,X5,X6] :
      ( ( ~ member(X6,X4)
        | member(X6,X5)
        | ~ subset(X4,X5) )
      & ( member(esk1_2(X4,X5),X4)
        | subset(X4,X5) )
      & ( ~ member(esk1_2(X4,X5),X5)
        | subset(X4,X5) ) ),
    inference(distribute,[status(thm)],[12]) ).

cnf(14,plain,
    ( subset(X1,X2)
    | ~ member(esk1_2(X1,X2),X2) ),
    inference(split_conjunct,[status(thm)],[13]) ).

cnf(15,plain,
    ( subset(X1,X2)
    | member(esk1_2(X1,X2),X1) ),
    inference(split_conjunct,[status(thm)],[13]) ).

cnf(16,plain,
    ( member(X3,X2)
    | ~ subset(X1,X2)
    | ~ member(X3,X1) ),
    inference(split_conjunct,[status(thm)],[13]) ).

fof(17,negated_conjecture,
    ? [X1,X2] :
      ( subset(X1,X2)
      & union(X1,X2) != X2 ),
    inference(fof_nnf,[status(thm)],[8]) ).

fof(18,negated_conjecture,
    ? [X3,X4] :
      ( subset(X3,X4)
      & union(X3,X4) != X4 ),
    inference(variable_rename,[status(thm)],[17]) ).

fof(19,negated_conjecture,
    ( subset(esk2_0,esk3_0)
    & union(esk2_0,esk3_0) != esk3_0 ),
    inference(skolemize,[status(esa)],[18]) ).

cnf(20,negated_conjecture,
    union(esk2_0,esk3_0) != esk3_0,
    inference(split_conjunct,[status(thm)],[19]) ).

cnf(21,negated_conjecture,
    subset(esk2_0,esk3_0),
    inference(split_conjunct,[status(thm)],[19]) ).

fof(22,plain,
    ! [X1,X2] :
      ( ( X1 != X2
        | ( subset(X1,X2)
          & subset(X2,X1) ) )
      & ( ~ subset(X1,X2)
        | ~ subset(X2,X1)
        | X1 = X2 ) ),
    inference(fof_nnf,[status(thm)],[3]) ).

fof(23,plain,
    ! [X3,X4] :
      ( ( X3 != X4
        | ( subset(X3,X4)
          & subset(X4,X3) ) )
      & ( ~ subset(X3,X4)
        | ~ subset(X4,X3)
        | X3 = X4 ) ),
    inference(variable_rename,[status(thm)],[22]) ).

fof(24,plain,
    ! [X3,X4] :
      ( ( subset(X3,X4)
        | X3 != X4 )
      & ( subset(X4,X3)
        | X3 != X4 )
      & ( ~ subset(X3,X4)
        | ~ subset(X4,X3)
        | X3 = X4 ) ),
    inference(distribute,[status(thm)],[23]) ).

cnf(25,plain,
    ( X1 = X2
    | ~ subset(X2,X1)
    | ~ subset(X1,X2) ),
    inference(split_conjunct,[status(thm)],[24]) ).

fof(28,plain,
    ! [X1,X2,X3] :
      ( ( ~ member(X3,union(X1,X2))
        | member(X3,X1)
        | member(X3,X2) )
      & ( ( ~ member(X3,X1)
          & ~ member(X3,X2) )
        | member(X3,union(X1,X2)) ) ),
    inference(fof_nnf,[status(thm)],[4]) ).

fof(29,plain,
    ! [X4,X5,X6] :
      ( ( ~ member(X6,union(X4,X5))
        | member(X6,X4)
        | member(X6,X5) )
      & ( ( ~ member(X6,X4)
          & ~ member(X6,X5) )
        | member(X6,union(X4,X5)) ) ),
    inference(variable_rename,[status(thm)],[28]) ).

fof(30,plain,
    ! [X4,X5,X6] :
      ( ( ~ member(X6,union(X4,X5))
        | member(X6,X4)
        | member(X6,X5) )
      & ( ~ member(X6,X4)
        | member(X6,union(X4,X5)) )
      & ( ~ member(X6,X5)
        | member(X6,union(X4,X5)) ) ),
    inference(distribute,[status(thm)],[29]) ).

cnf(31,plain,
    ( member(X1,union(X2,X3))
    | ~ member(X1,X3) ),
    inference(split_conjunct,[status(thm)],[30]) ).

cnf(33,plain,
    ( member(X1,X2)
    | member(X1,X3)
    | ~ member(X1,union(X3,X2)) ),
    inference(split_conjunct,[status(thm)],[30]) ).

fof(34,plain,
    ! [X3,X4] : union(X3,X4) = union(X4,X3),
    inference(variable_rename,[status(thm)],[5]) ).

cnf(35,plain,
    union(X1,X2) = union(X2,X1),
    inference(split_conjunct,[status(thm)],[34]) ).

cnf(51,negated_conjecture,
    union(esk3_0,esk2_0) != esk3_0,
    inference(rw,[status(thm)],[20,35,theory(equality)]) ).

cnf(53,negated_conjecture,
    ( member(X1,esk3_0)
    | ~ member(X1,esk2_0) ),
    inference(spm,[status(thm)],[16,21,theory(equality)]) ).

cnf(60,plain,
    ( subset(X1,union(X2,X3))
    | ~ member(esk1_2(X1,union(X2,X3)),X3) ),
    inference(spm,[status(thm)],[14,31,theory(equality)]) ).

cnf(65,plain,
    ( member(esk1_2(union(X1,X2),X3),X2)
    | member(esk1_2(union(X1,X2),X3),X1)
    | subset(union(X1,X2),X3) ),
    inference(spm,[status(thm)],[33,15,theory(equality)]) ).

cnf(75,negated_conjecture,
    ( member(esk1_2(esk2_0,X1),esk3_0)
    | subset(esk2_0,X1) ),
    inference(spm,[status(thm)],[53,15,theory(equality)]) ).

cnf(88,plain,
    subset(X1,union(X2,X1)),
    inference(spm,[status(thm)],[60,15,theory(equality)]) ).

cnf(91,negated_conjecture,
    subset(esk2_0,union(X1,esk3_0)),
    inference(spm,[status(thm)],[60,75,theory(equality)]) ).

cnf(95,negated_conjecture,
    ( member(X1,union(X2,esk3_0))
    | ~ member(X1,esk2_0) ),
    inference(spm,[status(thm)],[16,91,theory(equality)]) ).

cnf(96,plain,
    subset(X1,union(X1,X2)),
    inference(spm,[status(thm)],[88,35,theory(equality)]) ).

cnf(117,negated_conjecture,
    ( subset(X1,union(X2,esk3_0))
    | ~ member(esk1_2(X1,union(X2,esk3_0)),esk2_0) ),
    inference(spm,[status(thm)],[14,95,theory(equality)]) ).

cnf(148,plain,
    ( member(esk1_2(union(X4,X4),X5),X4)
    | subset(union(X4,X4),X5) ),
    inference(ef,[status(thm)],[65,theory(equality)]) ).

cnf(195,plain,
    subset(union(X1,X1),X1),
    inference(spm,[status(thm)],[14,148,theory(equality)]) ).

cnf(204,plain,
    ( X1 = union(X1,X1)
    | ~ subset(X1,union(X1,X1)) ),
    inference(spm,[status(thm)],[25,195,theory(equality)]) ).

cnf(210,plain,
    ( X1 = union(X1,X1)
    | $false ),
    inference(rw,[status(thm)],[204,96,theory(equality)]) ).

cnf(211,plain,
    X1 = union(X1,X1),
    inference(cn,[status(thm)],[210,theory(equality)]) ).

cnf(227,negated_conjecture,
    ( subset(X1,esk3_0)
    | ~ member(esk1_2(X1,esk3_0),esk2_0) ),
    inference(spm,[status(thm)],[117,211,theory(equality)]) ).

cnf(262,negated_conjecture,
    ( subset(union(esk2_0,X1),esk3_0)
    | member(esk1_2(union(esk2_0,X1),esk3_0),X1) ),
    inference(spm,[status(thm)],[227,65,theory(equality)]) ).

cnf(277,negated_conjecture,
    subset(union(esk2_0,esk3_0),esk3_0),
    inference(spm,[status(thm)],[14,262,theory(equality)]) ).

cnf(282,negated_conjecture,
    subset(union(esk3_0,esk2_0),esk3_0),
    inference(rw,[status(thm)],[277,35,theory(equality)]) ).

cnf(286,negated_conjecture,
    ( esk3_0 = union(esk3_0,esk2_0)
    | ~ subset(esk3_0,union(esk3_0,esk2_0)) ),
    inference(spm,[status(thm)],[25,282,theory(equality)]) ).

cnf(289,negated_conjecture,
    ( esk3_0 = union(esk3_0,esk2_0)
    | $false ),
    inference(rw,[status(thm)],[286,96,theory(equality)]) ).

cnf(290,negated_conjecture,
    esk3_0 = union(esk3_0,esk2_0),
    inference(cn,[status(thm)],[289,theory(equality)]) ).

cnf(291,negated_conjecture,
    $false,
    inference(sr,[status(thm)],[290,51,theory(equality)]) ).

cnf(292,negated_conjecture,
    $false,
    291,
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% % SZS status Started for /home/graph/tptp/TPTP/Problems/SET/SET185+3.p
% --creating new selector for []
% -running prover on /tmp/tmpBc2kk0/sel_SET185+3.p_1 with time limit 29
% -prover status Theorem
% Problem SET185+3.p solved in phase 0.
% % SZS status Theorem for /home/graph/tptp/TPTP/Problems/SET/SET185+3.p
% % SZS status Ended for /home/graph/tptp/TPTP/Problems/SET/SET185+3.p
% Solved 1 out of 1.
% # Problem is unsatisfiable (or provable), constructing proof object
% # SZS status Theorem
% # SZS output start CNFRefutation.
% See solution above
% # SZS output end CNFRefutation
% 
%------------------------------------------------------------------------------