TSTP Solution File: SEU127+2 by SInE---0.4

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SInE---0.4
% Problem  : SEU127+2 : TPTP v5.0.0. Released v3.3.0.
% 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 04:44:10 EST 2010

% Result   : Theorem 0.71s
% Output   : CNFRefutation 0.71s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   13
%            Number of leaves      :    4
% Syntax   : Number of formulae    :   31 (  14 unt;   0 def)
%            Number of atoms       :  139 (  19 equ)
%            Maximal formula atoms :   20 (   4 avg)
%            Number of connectives :  170 (  62   ~;  68   |;  36   &)
%                                         (   3 <=>;   1  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   13 (   5 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   2 con; 0-3 aty)
%            Number of variables   :   78 (   4 sgn  50   !;   8   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(7,axiom,
    ! [X1,X2,X3] :
      ( X3 = set_intersection2(X1,X2)
    <=> ! [X4] :
          ( in(X4,X3)
        <=> ( in(X4,X1)
            & in(X4,X2) ) ) ),
    file('/tmp/tmpfspwur/sel_SEU127+2.p_1',d3_xboole_0) ).

fof(24,axiom,
    ! [X1,X2] : set_intersection2(X1,X2) = set_intersection2(X2,X1),
    file('/tmp/tmpfspwur/sel_SEU127+2.p_1',commutativity_k3_xboole_0) ).

fof(30,conjecture,
    ! [X1,X2] : subset(set_intersection2(X1,X2),X1),
    file('/tmp/tmpfspwur/sel_SEU127+2.p_1',t17_xboole_1) ).

fof(33,axiom,
    ! [X1,X2] :
      ( subset(X1,X2)
    <=> ! [X3] :
          ( in(X3,X1)
         => in(X3,X2) ) ),
    file('/tmp/tmpfspwur/sel_SEU127+2.p_1',d3_tarski) ).

fof(36,negated_conjecture,
    ~ ! [X1,X2] : subset(set_intersection2(X1,X2),X1),
    inference(assume_negation,[status(cth)],[30]) ).

fof(60,plain,
    ! [X1,X2,X3] :
      ( ( X3 != set_intersection2(X1,X2)
        | ! [X4] :
            ( ( ~ in(X4,X3)
              | ( in(X4,X1)
                & in(X4,X2) ) )
            & ( ~ in(X4,X1)
              | ~ in(X4,X2)
              | in(X4,X3) ) ) )
      & ( ? [X4] :
            ( ( ~ in(X4,X3)
              | ~ in(X4,X1)
              | ~ in(X4,X2) )
            & ( in(X4,X3)
              | ( in(X4,X1)
                & in(X4,X2) ) ) )
        | X3 = set_intersection2(X1,X2) ) ),
    inference(fof_nnf,[status(thm)],[7]) ).

fof(61,plain,
    ! [X5,X6,X7] :
      ( ( X7 != set_intersection2(X5,X6)
        | ! [X8] :
            ( ( ~ in(X8,X7)
              | ( in(X8,X5)
                & in(X8,X6) ) )
            & ( ~ in(X8,X5)
              | ~ in(X8,X6)
              | in(X8,X7) ) ) )
      & ( ? [X9] :
            ( ( ~ in(X9,X7)
              | ~ in(X9,X5)
              | ~ in(X9,X6) )
            & ( in(X9,X7)
              | ( in(X9,X5)
                & in(X9,X6) ) ) )
        | X7 = set_intersection2(X5,X6) ) ),
    inference(variable_rename,[status(thm)],[60]) ).

fof(62,plain,
    ! [X5,X6,X7] :
      ( ( X7 != set_intersection2(X5,X6)
        | ! [X8] :
            ( ( ~ in(X8,X7)
              | ( in(X8,X5)
                & in(X8,X6) ) )
            & ( ~ in(X8,X5)
              | ~ in(X8,X6)
              | in(X8,X7) ) ) )
      & ( ( ( ~ in(esk2_3(X5,X6,X7),X7)
            | ~ in(esk2_3(X5,X6,X7),X5)
            | ~ in(esk2_3(X5,X6,X7),X6) )
          & ( in(esk2_3(X5,X6,X7),X7)
            | ( in(esk2_3(X5,X6,X7),X5)
              & in(esk2_3(X5,X6,X7),X6) ) ) )
        | X7 = set_intersection2(X5,X6) ) ),
    inference(skolemize,[status(esa)],[61]) ).

fof(63,plain,
    ! [X5,X6,X7,X8] :
      ( ( ( ( ~ in(X8,X7)
            | ( in(X8,X5)
              & in(X8,X6) ) )
          & ( ~ in(X8,X5)
            | ~ in(X8,X6)
            | in(X8,X7) ) )
        | X7 != set_intersection2(X5,X6) )
      & ( ( ( ~ in(esk2_3(X5,X6,X7),X7)
            | ~ in(esk2_3(X5,X6,X7),X5)
            | ~ in(esk2_3(X5,X6,X7),X6) )
          & ( in(esk2_3(X5,X6,X7),X7)
            | ( in(esk2_3(X5,X6,X7),X5)
              & in(esk2_3(X5,X6,X7),X6) ) ) )
        | X7 = set_intersection2(X5,X6) ) ),
    inference(shift_quantors,[status(thm)],[62]) ).

fof(64,plain,
    ! [X5,X6,X7,X8] :
      ( ( in(X8,X5)
        | ~ in(X8,X7)
        | X7 != set_intersection2(X5,X6) )
      & ( in(X8,X6)
        | ~ in(X8,X7)
        | X7 != set_intersection2(X5,X6) )
      & ( ~ in(X8,X5)
        | ~ in(X8,X6)
        | in(X8,X7)
        | X7 != set_intersection2(X5,X6) )
      & ( ~ in(esk2_3(X5,X6,X7),X7)
        | ~ in(esk2_3(X5,X6,X7),X5)
        | ~ in(esk2_3(X5,X6,X7),X6)
        | X7 = set_intersection2(X5,X6) )
      & ( in(esk2_3(X5,X6,X7),X5)
        | in(esk2_3(X5,X6,X7),X7)
        | X7 = set_intersection2(X5,X6) )
      & ( in(esk2_3(X5,X6,X7),X6)
        | in(esk2_3(X5,X6,X7),X7)
        | X7 = set_intersection2(X5,X6) ) ),
    inference(distribute,[status(thm)],[63]) ).

cnf(69,plain,
    ( in(X4,X3)
    | X1 != set_intersection2(X2,X3)
    | ~ in(X4,X1) ),
    inference(split_conjunct,[status(thm)],[64]) ).

fof(128,plain,
    ! [X3,X4] : set_intersection2(X3,X4) = set_intersection2(X4,X3),
    inference(variable_rename,[status(thm)],[24]) ).

cnf(129,plain,
    set_intersection2(X1,X2) = set_intersection2(X2,X1),
    inference(split_conjunct,[status(thm)],[128]) ).

fof(143,negated_conjecture,
    ? [X1,X2] : ~ subset(set_intersection2(X1,X2),X1),
    inference(fof_nnf,[status(thm)],[36]) ).

fof(144,negated_conjecture,
    ? [X3,X4] : ~ subset(set_intersection2(X3,X4),X3),
    inference(variable_rename,[status(thm)],[143]) ).

fof(145,negated_conjecture,
    ~ subset(set_intersection2(esk6_0,esk7_0),esk6_0),
    inference(skolemize,[status(esa)],[144]) ).

cnf(146,negated_conjecture,
    ~ subset(set_intersection2(esk6_0,esk7_0),esk6_0),
    inference(split_conjunct,[status(thm)],[145]) ).

fof(153,plain,
    ! [X1,X2] :
      ( ( ~ subset(X1,X2)
        | ! [X3] :
            ( ~ in(X3,X1)
            | in(X3,X2) ) )
      & ( ? [X3] :
            ( in(X3,X1)
            & ~ in(X3,X2) )
        | subset(X1,X2) ) ),
    inference(fof_nnf,[status(thm)],[33]) ).

fof(154,plain,
    ! [X4,X5] :
      ( ( ~ subset(X4,X5)
        | ! [X6] :
            ( ~ in(X6,X4)
            | in(X6,X5) ) )
      & ( ? [X7] :
            ( in(X7,X4)
            & ~ in(X7,X5) )
        | subset(X4,X5) ) ),
    inference(variable_rename,[status(thm)],[153]) ).

fof(155,plain,
    ! [X4,X5] :
      ( ( ~ subset(X4,X5)
        | ! [X6] :
            ( ~ in(X6,X4)
            | in(X6,X5) ) )
      & ( ( in(esk9_2(X4,X5),X4)
          & ~ in(esk9_2(X4,X5),X5) )
        | subset(X4,X5) ) ),
    inference(skolemize,[status(esa)],[154]) ).

fof(156,plain,
    ! [X4,X5,X6] :
      ( ( ~ in(X6,X4)
        | in(X6,X5)
        | ~ subset(X4,X5) )
      & ( ( in(esk9_2(X4,X5),X4)
          & ~ in(esk9_2(X4,X5),X5) )
        | subset(X4,X5) ) ),
    inference(shift_quantors,[status(thm)],[155]) ).

fof(157,plain,
    ! [X4,X5,X6] :
      ( ( ~ in(X6,X4)
        | in(X6,X5)
        | ~ subset(X4,X5) )
      & ( in(esk9_2(X4,X5),X4)
        | subset(X4,X5) )
      & ( ~ in(esk9_2(X4,X5),X5)
        | subset(X4,X5) ) ),
    inference(distribute,[status(thm)],[156]) ).

cnf(158,plain,
    ( subset(X1,X2)
    | ~ in(esk9_2(X1,X2),X2) ),
    inference(split_conjunct,[status(thm)],[157]) ).

cnf(159,plain,
    ( subset(X1,X2)
    | in(esk9_2(X1,X2),X1) ),
    inference(split_conjunct,[status(thm)],[157]) ).

cnf(252,plain,
    ( in(X1,X2)
    | ~ in(X1,set_intersection2(X3,X2)) ),
    inference(er,[status(thm)],[69,theory(equality)]) ).

cnf(1005,plain,
    ( in(esk9_2(set_intersection2(X1,X2),X3),X2)
    | subset(set_intersection2(X1,X2),X3) ),
    inference(spm,[status(thm)],[252,159,theory(equality)]) ).

cnf(12981,plain,
    subset(set_intersection2(X1,X2),X2),
    inference(spm,[status(thm)],[158,1005,theory(equality)]) ).

cnf(13049,plain,
    subset(set_intersection2(X2,X1),X2),
    inference(spm,[status(thm)],[12981,129,theory(equality)]) ).

cnf(13382,negated_conjecture,
    $false,
    inference(rw,[status(thm)],[146,13049,theory(equality)]) ).

cnf(13383,negated_conjecture,
    $false,
    inference(cn,[status(thm)],[13382,theory(equality)]) ).

cnf(13384,negated_conjecture,
    $false,
    13383,
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% % SZS status Started for /home/graph/tptp/TPTP/Problems/SEU/SEU127+2.p
% --creating new selector for []
% -running prover on /tmp/tmpfspwur/sel_SEU127+2.p_1 with time limit 29
% -prover status Theorem
% Problem SEU127+2.p solved in phase 0.
% % SZS status Theorem for /home/graph/tptp/TPTP/Problems/SEU/SEU127+2.p
% % SZS status Ended for /home/graph/tptp/TPTP/Problems/SEU/SEU127+2.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
% 
%------------------------------------------------------------------------------