TSTP Solution File: SET143+3 by SInE---0.4

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SInE---0.4
% Problem  : SET143+3 : TPTP v5.0.0. Released v2.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : Source/sine.py -e eprover -t %d %s

% Computer : art01.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 02:48:02 EST 2010

% Result   : Theorem 10.88s
% Output   : CNFRefutation 10.88s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   24
%            Number of leaves      :    5
% Syntax   : Number of formulae    :   60 (  26 unt;   0 def)
%            Number of atoms       :  148 (  31 equ)
%            Maximal formula atoms :    7 (   2 avg)
%            Number of connectives :  146 (  58   ~;  60   |;  24   &)
%                                         (   3 <=>;   1  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    9 (   3 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   3 con; 0-2 aty)
%            Number of variables   :  151 (   6 sgn  48   !;   8   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(1,axiom,
    ! [X1,X2] : intersection(X1,X2) = intersection(X2,X1),
    file('/tmp/tmpDbC0vJ/sel_SET143+3.p_1',commutativity_of_intersection) ).

fof(2,axiom,
    ! [X1,X2] :
      ( subset(X1,X2)
    <=> ! [X3] :
          ( member(X3,X1)
         => member(X3,X2) ) ),
    file('/tmp/tmpDbC0vJ/sel_SET143+3.p_1',subset_defn) ).

fof(3,axiom,
    ! [X1,X2] :
      ( X1 = X2
    <=> ( subset(X1,X2)
        & subset(X2,X1) ) ),
    file('/tmp/tmpDbC0vJ/sel_SET143+3.p_1',equal_defn) ).

fof(4,conjecture,
    ! [X1,X2,X3] : intersection(intersection(X1,X2),X3) = intersection(X1,intersection(X2,X3)),
    file('/tmp/tmpDbC0vJ/sel_SET143+3.p_1',prove_associativity_of_intersection) ).

fof(6,axiom,
    ! [X1,X2,X3] :
      ( member(X3,intersection(X1,X2))
    <=> ( member(X3,X1)
        & member(X3,X2) ) ),
    file('/tmp/tmpDbC0vJ/sel_SET143+3.p_1',intersection_defn) ).

fof(8,negated_conjecture,
    ~ ! [X1,X2,X3] : intersection(intersection(X1,X2),X3) = intersection(X1,intersection(X2,X3)),
    inference(assume_negation,[status(cth)],[4]) ).

fof(9,plain,
    ! [X3,X4] : intersection(X3,X4) = intersection(X4,X3),
    inference(variable_rename,[status(thm)],[1]) ).

cnf(10,plain,
    intersection(X1,X2) = intersection(X2,X1),
    inference(split_conjunct,[status(thm)],[9]) ).

fof(11,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)],[2]) ).

fof(12,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)],[11]) ).

fof(13,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)],[12]) ).

fof(14,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)],[13]) ).

fof(15,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)],[14]) ).

cnf(16,plain,
    ( subset(X1,X2)
    | ~ member(esk1_2(X1,X2),X2) ),
    inference(split_conjunct,[status(thm)],[15]) ).

cnf(17,plain,
    ( subset(X1,X2)
    | member(esk1_2(X1,X2),X1) ),
    inference(split_conjunct,[status(thm)],[15]) ).

cnf(18,plain,
    ( member(X3,X2)
    | ~ subset(X1,X2)
    | ~ member(X3,X1) ),
    inference(split_conjunct,[status(thm)],[15]) ).

fof(19,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(20,plain,
    ! [X3,X4] :
      ( ( X3 != X4
        | ( subset(X3,X4)
          & subset(X4,X3) ) )
      & ( ~ subset(X3,X4)
        | ~ subset(X4,X3)
        | X3 = X4 ) ),
    inference(variable_rename,[status(thm)],[19]) ).

fof(21,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)],[20]) ).

cnf(22,plain,
    ( X1 = X2
    | ~ subset(X2,X1)
    | ~ subset(X1,X2) ),
    inference(split_conjunct,[status(thm)],[21]) ).

fof(25,negated_conjecture,
    ? [X1,X2,X3] : intersection(intersection(X1,X2),X3) != intersection(X1,intersection(X2,X3)),
    inference(fof_nnf,[status(thm)],[8]) ).

fof(26,negated_conjecture,
    ? [X4,X5,X6] : intersection(intersection(X4,X5),X6) != intersection(X4,intersection(X5,X6)),
    inference(variable_rename,[status(thm)],[25]) ).

fof(27,negated_conjecture,
    intersection(intersection(esk2_0,esk3_0),esk4_0) != intersection(esk2_0,intersection(esk3_0,esk4_0)),
    inference(skolemize,[status(esa)],[26]) ).

cnf(28,negated_conjecture,
    intersection(intersection(esk2_0,esk3_0),esk4_0) != intersection(esk2_0,intersection(esk3_0,esk4_0)),
    inference(split_conjunct,[status(thm)],[27]) ).

fof(38,plain,
    ! [X1,X2,X3] :
      ( ( ~ member(X3,intersection(X1,X2))
        | ( member(X3,X1)
          & member(X3,X2) ) )
      & ( ~ member(X3,X1)
        | ~ member(X3,X2)
        | member(X3,intersection(X1,X2)) ) ),
    inference(fof_nnf,[status(thm)],[6]) ).

fof(39,plain,
    ! [X4,X5,X6] :
      ( ( ~ member(X6,intersection(X4,X5))
        | ( member(X6,X4)
          & member(X6,X5) ) )
      & ( ~ member(X6,X4)
        | ~ member(X6,X5)
        | member(X6,intersection(X4,X5)) ) ),
    inference(variable_rename,[status(thm)],[38]) ).

fof(40,plain,
    ! [X4,X5,X6] :
      ( ( member(X6,X4)
        | ~ member(X6,intersection(X4,X5)) )
      & ( member(X6,X5)
        | ~ member(X6,intersection(X4,X5)) )
      & ( ~ member(X6,X4)
        | ~ member(X6,X5)
        | member(X6,intersection(X4,X5)) ) ),
    inference(distribute,[status(thm)],[39]) ).

cnf(41,plain,
    ( member(X1,intersection(X2,X3))
    | ~ member(X1,X3)
    | ~ member(X1,X2) ),
    inference(split_conjunct,[status(thm)],[40]) ).

cnf(42,plain,
    ( member(X1,X3)
    | ~ member(X1,intersection(X2,X3)) ),
    inference(split_conjunct,[status(thm)],[40]) ).

cnf(43,plain,
    ( member(X1,X2)
    | ~ member(X1,intersection(X2,X3)) ),
    inference(split_conjunct,[status(thm)],[40]) ).

cnf(46,negated_conjecture,
    intersection(esk4_0,intersection(esk2_0,esk3_0)) != intersection(esk2_0,intersection(esk3_0,esk4_0)),
    inference(rw,[status(thm)],[28,10,theory(equality)]) ).

cnf(55,plain,
    ( member(esk1_2(intersection(X1,X2),X3),X2)
    | subset(intersection(X1,X2),X3) ),
    inference(spm,[status(thm)],[42,17,theory(equality)]) ).

cnf(56,plain,
    ( member(esk1_2(intersection(X1,X2),X3),X1)
    | subset(intersection(X1,X2),X3) ),
    inference(spm,[status(thm)],[43,17,theory(equality)]) ).

cnf(64,plain,
    ( subset(X1,intersection(X2,X3))
    | ~ member(esk1_2(X1,intersection(X2,X3)),X3)
    | ~ member(esk1_2(X1,intersection(X2,X3)),X2) ),
    inference(spm,[status(thm)],[16,41,theory(equality)]) ).

cnf(77,plain,
    subset(intersection(X1,X2),X2),
    inference(spm,[status(thm)],[16,55,theory(equality)]) ).

cnf(95,plain,
    ( member(esk1_2(intersection(intersection(X1,X2),X3),X4),X2)
    | subset(intersection(intersection(X1,X2),X3),X4) ),
    inference(spm,[status(thm)],[42,56,theory(equality)]) ).

cnf(114,plain,
    ( subset(X1,intersection(X2,X1))
    | ~ member(esk1_2(X1,intersection(X2,X1)),X2) ),
    inference(spm,[status(thm)],[64,17,theory(equality)]) ).

cnf(116,plain,
    ( subset(intersection(X1,X2),intersection(X3,X2))
    | ~ member(esk1_2(intersection(X1,X2),intersection(X3,X2)),X3) ),
    inference(spm,[status(thm)],[64,55,theory(equality)]) ).

cnf(117,plain,
    ( subset(intersection(X1,X2),intersection(X3,X1))
    | ~ member(esk1_2(intersection(X1,X2),intersection(X3,X1)),X3) ),
    inference(spm,[status(thm)],[64,56,theory(equality)]) ).

cnf(395,plain,
    subset(intersection(X1,X2),intersection(X2,intersection(X1,X2))),
    inference(spm,[status(thm)],[114,55,theory(equality)]) ).

cnf(480,plain,
    ( intersection(X1,intersection(X2,X1)) = intersection(X2,X1)
    | ~ subset(intersection(X1,intersection(X2,X1)),intersection(X2,X1)) ),
    inference(spm,[status(thm)],[22,395,theory(equality)]) ).

cnf(484,plain,
    ( intersection(X1,intersection(X2,X1)) = intersection(X2,X1)
    | $false ),
    inference(rw,[status(thm)],[480,77,theory(equality)]) ).

cnf(485,plain,
    intersection(X1,intersection(X2,X1)) = intersection(X2,X1),
    inference(cn,[status(thm)],[484,theory(equality)]) ).

cnf(1534,plain,
    subset(intersection(intersection(X1,X2),X3),intersection(X2,X3)),
    inference(spm,[status(thm)],[116,95,theory(equality)]) ).

cnf(1575,plain,
    subset(intersection(intersection(X1,X2),X3),intersection(X3,X2)),
    inference(spm,[status(thm)],[1534,10,theory(equality)]) ).

cnf(1580,plain,
    ( member(X1,intersection(X2,X3))
    | ~ member(X1,intersection(intersection(X4,X2),X3)) ),
    inference(spm,[status(thm)],[18,1534,theory(equality)]) ).

cnf(22858,plain,
    ( member(esk1_2(intersection(intersection(X1,X2),X3),X4),intersection(X2,X3))
    | subset(intersection(intersection(X1,X2),X3),X4) ),
    inference(spm,[status(thm)],[1580,17,theory(equality)]) ).

cnf(351459,plain,
    subset(intersection(intersection(X1,X2),X3),intersection(intersection(X2,X3),intersection(X1,X2))),
    inference(spm,[status(thm)],[117,22858,theory(equality)]) ).

cnf(352430,plain,
    ( intersection(intersection(X1,X2),intersection(X3,X1)) = intersection(intersection(X3,X1),X2)
    | ~ subset(intersection(intersection(X1,X2),intersection(X3,X1)),intersection(intersection(X3,X1),X2)) ),
    inference(spm,[status(thm)],[22,351459,theory(equality)]) ).

cnf(352682,plain,
    ( intersection(intersection(X1,X2),intersection(X3,X1)) = intersection(intersection(X3,X1),X2)
    | $false ),
    inference(rw,[status(thm)],[352430,1575,theory(equality)]) ).

cnf(352683,plain,
    intersection(intersection(X1,X2),intersection(X3,X1)) = intersection(intersection(X3,X1),X2),
    inference(cn,[status(thm)],[352682,theory(equality)]) ).

cnf(355270,plain,
    intersection(intersection(X2,X1),intersection(X3,X1)) = intersection(intersection(X3,X1),X2),
    inference(spm,[status(thm)],[352683,10,theory(equality)]) ).

cnf(365905,plain,
    intersection(intersection(X3,X2),X1) = intersection(intersection(X3,X2),intersection(X1,X2)),
    inference(spm,[status(thm)],[10,355270,theory(equality)]) ).

cnf(368565,plain,
    intersection(intersection(X3,X2),X1) = intersection(intersection(X1,X2),X3),
    inference(rw,[status(thm)],[365905,355270,theory(equality)]) ).

cnf(373561,plain,
    intersection(intersection(X3,X2),X1) = intersection(X3,intersection(X1,X2)),
    inference(spm,[status(thm)],[10,368565,theory(equality)]) ).

cnf(377161,plain,
    intersection(X1,intersection(X3,X2)) = intersection(intersection(X3,X2),X1),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[355270,373561,theory(equality)]),10,theory(equality)]),485,theory(equality)]) ).

cnf(377162,plain,
    intersection(X1,intersection(X3,X2)) = intersection(X3,intersection(X1,X2)),
    inference(rw,[status(thm)],[377161,373561,theory(equality)]) ).

cnf(379839,negated_conjecture,
    $false,
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[46,377162,theory(equality)]),10,theory(equality)]) ).

cnf(379840,negated_conjecture,
    $false,
    inference(cn,[status(thm)],[379839,theory(equality)]) ).

cnf(379841,negated_conjecture,
    $false,
    379840,
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% % SZS status Started for /home/graph/tptp/TPTP/Problems/SET/SET143+3.p
% --creating new selector for []
% -running prover on /tmp/tmpDbC0vJ/sel_SET143+3.p_1 with time limit 29
% -prover status Theorem
% Problem SET143+3.p solved in phase 0.
% % SZS status Theorem for /home/graph/tptp/TPTP/Problems/SET/SET143+3.p
% % SZS status Ended for /home/graph/tptp/TPTP/Problems/SET/SET143+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
% 
%------------------------------------------------------------------------------