TSTP Solution File: SET589+3 by SInE---0.4

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SInE---0.4
% Problem  : SET589+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 02:58:57 EST 2010

% Result   : Theorem 0.29s
% Output   : CNFRefutation 0.29s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   10
%            Number of leaves      :    4
% Syntax   : Number of formulae    :   27 (   5 unt;   0 def)
%            Number of atoms       :   60 (   0 equ)
%            Maximal formula atoms :    3 (   2 avg)
%            Number of connectives :   57 (  24   ~;  19   |;   9   &)
%                                         (   0 <=>;   5  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   4 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    2 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   4 con; 0-2 aty)
%            Number of variables   :   60 (   0 sgn  35   !;   8   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(2,axiom,
    ! [X1,X2,X3] :
      ( subset(X1,X2)
     => subset(difference(X1,X3),difference(X2,X3)) ),
    file('/tmp/tmpNGr6og/sel_SET589+3.p_1',difference_subset1) ).

fof(3,conjecture,
    ! [X1,X2,X3,X4] :
      ( ( subset(X1,X2)
        & subset(X3,X4) )
     => subset(difference(X1,X4),difference(X2,X3)) ),
    file('/tmp/tmpNGr6og/sel_SET589+3.p_1',prove_th48) ).

fof(5,axiom,
    ! [X1,X2,X3] :
      ( ( subset(X1,X2)
        & subset(X2,X3) )
     => subset(X1,X3) ),
    file('/tmp/tmpNGr6og/sel_SET589+3.p_1',transitivity_of_subset) ).

fof(7,axiom,
    ! [X1,X2,X3] :
      ( subset(X1,X2)
     => subset(difference(X3,X2),difference(X3,X1)) ),
    file('/tmp/tmpNGr6og/sel_SET589+3.p_1',difference_subset2) ).

fof(8,negated_conjecture,
    ~ ! [X1,X2,X3,X4] :
        ( ( subset(X1,X2)
          & subset(X3,X4) )
       => subset(difference(X1,X4),difference(X2,X3)) ),
    inference(assume_negation,[status(cth)],[3]) ).

fof(18,plain,
    ! [X1,X2,X3] :
      ( ~ subset(X1,X2)
      | subset(difference(X1,X3),difference(X2,X3)) ),
    inference(fof_nnf,[status(thm)],[2]) ).

fof(19,plain,
    ! [X4,X5,X6] :
      ( ~ subset(X4,X5)
      | subset(difference(X4,X6),difference(X5,X6)) ),
    inference(variable_rename,[status(thm)],[18]) ).

cnf(20,plain,
    ( subset(difference(X1,X2),difference(X3,X2))
    | ~ subset(X1,X3) ),
    inference(split_conjunct,[status(thm)],[19]) ).

fof(21,negated_conjecture,
    ? [X1,X2,X3,X4] :
      ( subset(X1,X2)
      & subset(X3,X4)
      & ~ subset(difference(X1,X4),difference(X2,X3)) ),
    inference(fof_nnf,[status(thm)],[8]) ).

fof(22,negated_conjecture,
    ? [X5,X6,X7,X8] :
      ( subset(X5,X6)
      & subset(X7,X8)
      & ~ subset(difference(X5,X8),difference(X6,X7)) ),
    inference(variable_rename,[status(thm)],[21]) ).

fof(23,negated_conjecture,
    ( subset(esk2_0,esk3_0)
    & subset(esk4_0,esk5_0)
    & ~ subset(difference(esk2_0,esk5_0),difference(esk3_0,esk4_0)) ),
    inference(skolemize,[status(esa)],[22]) ).

cnf(24,negated_conjecture,
    ~ subset(difference(esk2_0,esk5_0),difference(esk3_0,esk4_0)),
    inference(split_conjunct,[status(thm)],[23]) ).

cnf(25,negated_conjecture,
    subset(esk4_0,esk5_0),
    inference(split_conjunct,[status(thm)],[23]) ).

cnf(26,negated_conjecture,
    subset(esk2_0,esk3_0),
    inference(split_conjunct,[status(thm)],[23]) ).

fof(33,plain,
    ! [X1,X2,X3] :
      ( ~ subset(X1,X2)
      | ~ subset(X2,X3)
      | subset(X1,X3) ),
    inference(fof_nnf,[status(thm)],[5]) ).

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

cnf(35,plain,
    ( subset(X1,X2)
    | ~ subset(X3,X2)
    | ~ subset(X1,X3) ),
    inference(split_conjunct,[status(thm)],[34]) ).

fof(38,plain,
    ! [X1,X2,X3] :
      ( ~ subset(X1,X2)
      | subset(difference(X3,X2),difference(X3,X1)) ),
    inference(fof_nnf,[status(thm)],[7]) ).

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

cnf(40,plain,
    ( subset(difference(X1,X2),difference(X1,X3))
    | ~ subset(X3,X2) ),
    inference(split_conjunct,[status(thm)],[39]) ).

cnf(44,plain,
    ( subset(X1,difference(X2,X3))
    | ~ subset(X1,difference(X4,X3))
    | ~ subset(X4,X2) ),
    inference(spm,[status(thm)],[35,20,theory(equality)]) ).

cnf(66,plain,
    ( subset(difference(X1,X2),difference(X3,X4))
    | ~ subset(X1,X3)
    | ~ subset(X4,X2) ),
    inference(spm,[status(thm)],[44,40,theory(equality)]) ).

cnf(90,negated_conjecture,
    ( ~ subset(esk2_0,esk3_0)
    | ~ subset(esk4_0,esk5_0) ),
    inference(spm,[status(thm)],[24,66,theory(equality)]) ).

cnf(95,negated_conjecture,
    ( $false
    | ~ subset(esk4_0,esk5_0) ),
    inference(rw,[status(thm)],[90,26,theory(equality)]) ).

cnf(96,negated_conjecture,
    ( $false
    | $false ),
    inference(rw,[status(thm)],[95,25,theory(equality)]) ).

cnf(97,negated_conjecture,
    $false,
    inference(cn,[status(thm)],[96,theory(equality)]) ).

cnf(98,negated_conjecture,
    $false,
    97,
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% % SZS status Started for /home/graph/tptp/TPTP/Problems/SET/SET589+3.p
% --creating new selector for []
% -running prover on /tmp/tmpNGr6og/sel_SET589+3.p_1 with time limit 29
% -prover status Theorem
% Problem SET589+3.p solved in phase 0.
% % SZS status Theorem for /home/graph/tptp/TPTP/Problems/SET/SET589+3.p
% % SZS status Ended for /home/graph/tptp/TPTP/Problems/SET/SET589+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
% 
%------------------------------------------------------------------------------