TSTP Solution File: SET175+3 by SInE---0.4

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SInE---0.4
% Problem  : SET175+3 : TPTP v5.0.0. Released v2.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : Source/sine.py -e eprover -t %d %s

% Computer : art07.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 02:53:53 EST 2010

% Result   : Theorem 2.86s
% Output   : CNFRefutation 2.86s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   25
%            Number of leaves      :    8
% Syntax   : Number of formulae    :   79 (  27 unt;   0 def)
%            Number of atoms       :  249 (  55 equ)
%            Maximal formula atoms :   12 (   3 avg)
%            Number of connectives :  266 (  96   ~; 118   |;  45   &)
%                                         (   6 <=>;   1  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   4 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    6 (   6 usr;   2 con; 0-2 aty)
%            Number of variables   :  188 (  17 sgn  80   !;   8   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(1,axiom,
    ! [X1,X2] : intersection(X1,X2) = intersection(X2,X1),
    file('/tmp/tmpLOW9e_/sel_SET175+3.p_1',commutativity_of_intersection) ).

fof(2,axiom,
    ! [X1,X2] : union(X1,X2) = union(X2,X1),
    file('/tmp/tmpLOW9e_/sel_SET175+3.p_1',commutativity_of_union) ).

fof(3,axiom,
    ! [X1,X2] :
      ( X1 = X2
    <=> ( subset(X1,X2)
        & subset(X2,X1) ) ),
    file('/tmp/tmpLOW9e_/sel_SET175+3.p_1',equal_defn) ).

fof(4,conjecture,
    ! [X1,X2] : union(X1,intersection(X1,X2)) = X1,
    file('/tmp/tmpLOW9e_/sel_SET175+3.p_1',prove_absorbtion_for_union) ).

fof(5,axiom,
    ! [X1,X2,X3] :
      ( member(X3,union(X1,X2))
    <=> ( member(X3,X1)
        | member(X3,X2) ) ),
    file('/tmp/tmpLOW9e_/sel_SET175+3.p_1',union_defn) ).

fof(6,axiom,
    ! [X1,X2] :
      ( subset(X1,X2)
    <=> ! [X3] :
          ( member(X3,X1)
         => member(X3,X2) ) ),
    file('/tmp/tmpLOW9e_/sel_SET175+3.p_1',subset_defn) ).

fof(7,axiom,
    ! [X1,X2] :
      ( X1 = X2
    <=> ! [X3] :
          ( member(X3,X1)
        <=> member(X3,X2) ) ),
    file('/tmp/tmpLOW9e_/sel_SET175+3.p_1',equal_member_defn) ).

fof(8,axiom,
    ! [X1,X2,X3] :
      ( member(X3,intersection(X1,X2))
    <=> ( member(X3,X1)
        & member(X3,X2) ) ),
    file('/tmp/tmpLOW9e_/sel_SET175+3.p_1',intersection_defn) ).

fof(10,negated_conjecture,
    ~ ! [X1,X2] : union(X1,intersection(X1,X2)) = X1,
    inference(assume_negation,[status(cth)],[4]) ).

fof(11,plain,
    ! [X3,X4] : intersection(X3,X4) = intersection(X4,X3),
    inference(variable_rename,[status(thm)],[1]) ).

cnf(12,plain,
    intersection(X1,X2) = intersection(X2,X1),
    inference(split_conjunct,[status(thm)],[11]) ).

fof(13,plain,
    ! [X3,X4] : union(X3,X4) = union(X4,X3),
    inference(variable_rename,[status(thm)],[2]) ).

cnf(14,plain,
    union(X1,X2) = union(X2,X1),
    inference(split_conjunct,[status(thm)],[13]) ).

fof(15,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(16,plain,
    ! [X3,X4] :
      ( ( X3 != X4
        | ( subset(X3,X4)
          & subset(X4,X3) ) )
      & ( ~ subset(X3,X4)
        | ~ subset(X4,X3)
        | X3 = X4 ) ),
    inference(variable_rename,[status(thm)],[15]) ).

fof(17,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)],[16]) ).

cnf(18,plain,
    ( X1 = X2
    | ~ subset(X2,X1)
    | ~ subset(X1,X2) ),
    inference(split_conjunct,[status(thm)],[17]) ).

fof(21,negated_conjecture,
    ? [X1,X2] : union(X1,intersection(X1,X2)) != X1,
    inference(fof_nnf,[status(thm)],[10]) ).

fof(22,negated_conjecture,
    ? [X3,X4] : union(X3,intersection(X3,X4)) != X3,
    inference(variable_rename,[status(thm)],[21]) ).

fof(23,negated_conjecture,
    union(esk1_0,intersection(esk1_0,esk2_0)) != esk1_0,
    inference(skolemize,[status(esa)],[22]) ).

cnf(24,negated_conjecture,
    union(esk1_0,intersection(esk1_0,esk2_0)) != esk1_0,
    inference(split_conjunct,[status(thm)],[23]) ).

fof(25,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)],[5]) ).

fof(26,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)],[25]) ).

fof(27,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)],[26]) ).

cnf(28,plain,
    ( member(X1,union(X2,X3))
    | ~ member(X1,X3) ),
    inference(split_conjunct,[status(thm)],[27]) ).

cnf(30,plain,
    ( member(X1,X2)
    | member(X1,X3)
    | ~ member(X1,union(X3,X2)) ),
    inference(split_conjunct,[status(thm)],[27]) ).

fof(31,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)],[6]) ).

fof(32,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)],[31]) ).

fof(33,plain,
    ! [X4,X5] :
      ( ( ~ subset(X4,X5)
        | ! [X6] :
            ( ~ member(X6,X4)
            | member(X6,X5) ) )
      & ( ( member(esk3_2(X4,X5),X4)
          & ~ member(esk3_2(X4,X5),X5) )
        | subset(X4,X5) ) ),
    inference(skolemize,[status(esa)],[32]) ).

fof(34,plain,
    ! [X4,X5,X6] :
      ( ( ~ member(X6,X4)
        | member(X6,X5)
        | ~ subset(X4,X5) )
      & ( ( member(esk3_2(X4,X5),X4)
          & ~ member(esk3_2(X4,X5),X5) )
        | subset(X4,X5) ) ),
    inference(shift_quantors,[status(thm)],[33]) ).

fof(35,plain,
    ! [X4,X5,X6] :
      ( ( ~ member(X6,X4)
        | member(X6,X5)
        | ~ subset(X4,X5) )
      & ( member(esk3_2(X4,X5),X4)
        | subset(X4,X5) )
      & ( ~ member(esk3_2(X4,X5),X5)
        | subset(X4,X5) ) ),
    inference(distribute,[status(thm)],[34]) ).

cnf(36,plain,
    ( subset(X1,X2)
    | ~ member(esk3_2(X1,X2),X2) ),
    inference(split_conjunct,[status(thm)],[35]) ).

cnf(37,plain,
    ( subset(X1,X2)
    | member(esk3_2(X1,X2),X1) ),
    inference(split_conjunct,[status(thm)],[35]) ).

cnf(38,plain,
    ( member(X3,X2)
    | ~ subset(X1,X2)
    | ~ member(X3,X1) ),
    inference(split_conjunct,[status(thm)],[35]) ).

fof(39,plain,
    ! [X1,X2] :
      ( ( X1 != X2
        | ! [X3] :
            ( ( ~ member(X3,X1)
              | member(X3,X2) )
            & ( ~ member(X3,X2)
              | member(X3,X1) ) ) )
      & ( ? [X3] :
            ( ( ~ member(X3,X1)
              | ~ member(X3,X2) )
            & ( member(X3,X1)
              | member(X3,X2) ) )
        | X1 = X2 ) ),
    inference(fof_nnf,[status(thm)],[7]) ).

fof(40,plain,
    ! [X4,X5] :
      ( ( X4 != X5
        | ! [X6] :
            ( ( ~ member(X6,X4)
              | member(X6,X5) )
            & ( ~ member(X6,X5)
              | member(X6,X4) ) ) )
      & ( ? [X7] :
            ( ( ~ member(X7,X4)
              | ~ member(X7,X5) )
            & ( member(X7,X4)
              | member(X7,X5) ) )
        | X4 = X5 ) ),
    inference(variable_rename,[status(thm)],[39]) ).

fof(41,plain,
    ! [X4,X5] :
      ( ( X4 != X5
        | ! [X6] :
            ( ( ~ member(X6,X4)
              | member(X6,X5) )
            & ( ~ member(X6,X5)
              | member(X6,X4) ) ) )
      & ( ( ( ~ member(esk4_2(X4,X5),X4)
            | ~ member(esk4_2(X4,X5),X5) )
          & ( member(esk4_2(X4,X5),X4)
            | member(esk4_2(X4,X5),X5) ) )
        | X4 = X5 ) ),
    inference(skolemize,[status(esa)],[40]) ).

fof(42,plain,
    ! [X4,X5,X6] :
      ( ( ( ( ~ member(X6,X4)
            | member(X6,X5) )
          & ( ~ member(X6,X5)
            | member(X6,X4) ) )
        | X4 != X5 )
      & ( ( ( ~ member(esk4_2(X4,X5),X4)
            | ~ member(esk4_2(X4,X5),X5) )
          & ( member(esk4_2(X4,X5),X4)
            | member(esk4_2(X4,X5),X5) ) )
        | X4 = X5 ) ),
    inference(shift_quantors,[status(thm)],[41]) ).

fof(43,plain,
    ! [X4,X5,X6] :
      ( ( ~ member(X6,X4)
        | member(X6,X5)
        | X4 != X5 )
      & ( ~ member(X6,X5)
        | member(X6,X4)
        | X4 != X5 )
      & ( ~ member(esk4_2(X4,X5),X4)
        | ~ member(esk4_2(X4,X5),X5)
        | X4 = X5 )
      & ( member(esk4_2(X4,X5),X4)
        | member(esk4_2(X4,X5),X5)
        | X4 = X5 ) ),
    inference(distribute,[status(thm)],[42]) ).

cnf(44,plain,
    ( X1 = X2
    | member(esk4_2(X1,X2),X2)
    | member(esk4_2(X1,X2),X1) ),
    inference(split_conjunct,[status(thm)],[43]) ).

cnf(45,plain,
    ( X1 = X2
    | ~ member(esk4_2(X1,X2),X2)
    | ~ member(esk4_2(X1,X2),X1) ),
    inference(split_conjunct,[status(thm)],[43]) ).

fof(48,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)],[8]) ).

fof(49,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)],[48]) ).

fof(50,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)],[49]) ).

cnf(51,plain,
    ( member(X1,intersection(X2,X3))
    | ~ member(X1,X3)
    | ~ member(X1,X2) ),
    inference(split_conjunct,[status(thm)],[50]) ).

cnf(52,plain,
    ( member(X1,X3)
    | ~ member(X1,intersection(X2,X3)) ),
    inference(split_conjunct,[status(thm)],[50]) ).

cnf(66,plain,
    ( member(esk3_2(intersection(X1,X2),X3),X2)
    | subset(intersection(X1,X2),X3) ),
    inference(spm,[status(thm)],[52,37,theory(equality)]) ).

cnf(70,plain,
    ( subset(X1,union(X2,X3))
    | ~ member(esk3_2(X1,union(X2,X3)),X3) ),
    inference(spm,[status(thm)],[36,28,theory(equality)]) ).

cnf(79,plain,
    ( subset(X1,intersection(X2,X3))
    | ~ member(esk3_2(X1,intersection(X2,X3)),X3)
    | ~ member(esk3_2(X1,intersection(X2,X3)),X2) ),
    inference(spm,[status(thm)],[36,51,theory(equality)]) ).

cnf(87,plain,
    ( member(esk4_2(intersection(X1,X2),X3),X2)
    | intersection(X1,X2) = X3
    | member(esk4_2(intersection(X1,X2),X3),X3) ),
    inference(spm,[status(thm)],[52,44,theory(equality)]) ).

cnf(92,plain,
    ( member(esk4_2(X1,union(X2,X3)),X3)
    | member(esk4_2(X1,union(X2,X3)),X2)
    | X1 = union(X2,X3)
    | member(esk4_2(X1,union(X2,X3)),X1) ),
    inference(spm,[status(thm)],[30,44,theory(equality)]) ).

cnf(101,plain,
    subset(intersection(X1,X2),X2),
    inference(spm,[status(thm)],[36,66,theory(equality)]) ).

cnf(103,plain,
    subset(intersection(X2,X1),X2),
    inference(spm,[status(thm)],[101,12,theory(equality)]) ).

cnf(131,plain,
    subset(intersection(X1,X2),union(X3,X2)),
    inference(spm,[status(thm)],[70,66,theory(equality)]) ).

cnf(156,plain,
    ( member(X1,union(X2,X3))
    | ~ member(X1,intersection(X4,X3)) ),
    inference(spm,[status(thm)],[38,131,theory(equality)]) ).

cnf(188,plain,
    ( subset(X1,intersection(X2,X1))
    | ~ member(esk3_2(X1,intersection(X2,X1)),X2) ),
    inference(spm,[status(thm)],[79,37,theory(equality)]) ).

cnf(223,plain,
    ( intersection(X4,X5) = X5
    | member(esk4_2(intersection(X4,X5),X5),X5) ),
    inference(ef,[status(thm)],[87,theory(equality)]) ).

cnf(239,plain,
    ( intersection(X1,X2) = X2
    | ~ member(esk4_2(intersection(X1,X2),X2),intersection(X1,X2)) ),
    inference(spm,[status(thm)],[45,223,theory(equality)]) ).

cnf(252,plain,
    ( member(esk3_2(intersection(X1,X2),X3),union(X4,X2))
    | subset(intersection(X1,X2),X3) ),
    inference(spm,[status(thm)],[156,37,theory(equality)]) ).

cnf(469,plain,
    ( X6 = union(X7,X6)
    | member(esk4_2(X6,union(X7,X6)),X7)
    | member(esk4_2(X6,union(X7,X6)),X6) ),
    inference(ef,[status(thm)],[92,theory(equality)]) ).

cnf(1837,plain,
    subset(X1,intersection(X1,X1)),
    inference(spm,[status(thm)],[188,37,theory(equality)]) ).

cnf(1844,plain,
    subset(intersection(X1,X2),intersection(union(X3,X2),intersection(X1,X2))),
    inference(spm,[status(thm)],[188,252,theory(equality)]) ).

cnf(1862,plain,
    ( intersection(X1,X1) = X1
    | ~ subset(intersection(X1,X1),X1) ),
    inference(spm,[status(thm)],[18,1837,theory(equality)]) ).

cnf(1868,plain,
    ( intersection(X1,X1) = X1
    | $false ),
    inference(rw,[status(thm)],[1862,103,theory(equality)]) ).

cnf(1869,plain,
    intersection(X1,X1) = X1,
    inference(cn,[status(thm)],[1868,theory(equality)]) ).

cnf(2606,plain,
    ( intersection(union(X1,X2),intersection(X3,X2)) = intersection(X3,X2)
    | ~ subset(intersection(union(X1,X2),intersection(X3,X2)),intersection(X3,X2)) ),
    inference(spm,[status(thm)],[18,1844,theory(equality)]) ).

cnf(2613,plain,
    ( intersection(union(X1,X2),intersection(X3,X2)) = intersection(X3,X2)
    | $false ),
    inference(rw,[status(thm)],[2606,101,theory(equality)]) ).

cnf(2614,plain,
    intersection(union(X1,X2),intersection(X3,X2)) = intersection(X3,X2),
    inference(cn,[status(thm)],[2613,theory(equality)]) ).

cnf(2687,plain,
    intersection(union(X1,X2),X2) = X2,
    inference(spm,[status(thm)],[2614,1869,theory(equality)]) ).

cnf(2796,plain,
    intersection(X2,union(X1,X2)) = X2,
    inference(rw,[status(thm)],[2687,12,theory(equality)]) ).

cnf(12599,plain,
    ( X1 = union(X2,X1)
    | ~ member(esk4_2(X1,union(X2,X1)),X1) ),
    inference(spm,[status(thm)],[239,2796,theory(equality)]) ).

cnf(90151,plain,
    ( union(X1,X2) = X2
    | member(esk4_2(X2,union(X1,X2)),X1) ),
    inference(spm,[status(thm)],[12599,469,theory(equality)]) ).

cnf(96126,plain,
    ( member(esk4_2(X1,union(intersection(X2,X3),X1)),X3)
    | union(intersection(X2,X3),X1) = X1 ),
    inference(spm,[status(thm)],[52,90151,theory(equality)]) ).

cnf(96275,plain,
    union(intersection(X1,X2),X2) = X2,
    inference(spm,[status(thm)],[12599,96126,theory(equality)]) ).

cnf(96287,plain,
    union(X2,intersection(X1,X2)) = X2,
    inference(rw,[status(thm)],[96275,14,theory(equality)]) ).

cnf(96859,plain,
    union(X1,intersection(X1,X2)) = X1,
    inference(spm,[status(thm)],[96287,12,theory(equality)]) ).

cnf(98411,negated_conjecture,
    $false,
    inference(rw,[status(thm)],[24,96859,theory(equality)]) ).

cnf(98412,negated_conjecture,
    $false,
    inference(cn,[status(thm)],[98411,theory(equality)]) ).

cnf(98413,negated_conjecture,
    $false,
    98412,
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% % SZS status Started for /home/graph/tptp/TPTP/Problems/SET/SET175+3.p
% --creating new selector for []
% -running prover on /tmp/tmpLOW9e_/sel_SET175+3.p_1 with time limit 29
% -prover status Theorem
% Problem SET175+3.p solved in phase 0.
% % SZS status Theorem for /home/graph/tptp/TPTP/Problems/SET/SET175+3.p
% % SZS status Ended for /home/graph/tptp/TPTP/Problems/SET/SET175+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
% 
%------------------------------------------------------------------------------