TSTP Solution File: SEU147+1 by SInE---0.4

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SInE---0.4
% Problem  : SEU147+1 : TPTP v5.0.0. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : Source/sine.py -e eprover -t %d %s

% Computer : art02.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 04:52:21 EST 2010

% Result   : Theorem 0.17s
% Output   : CNFRefutation 0.17s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   18
%            Number of leaves      :    5
% Syntax   : Number of formulae    :   41 (  12 unt;   0 def)
%            Number of atoms       :  166 (  78 equ)
%            Maximal formula atoms :   12 (   4 avg)
%            Number of connectives :  195 (  70   ~;  90   |;  30   &)
%                                         (   4 <=>;   1  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   4 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   1 con; 0-2 aty)
%            Number of variables   :   68 (   2 sgn  43   !;   4   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(5,axiom,
    ! [X1,X2] :
      ( X2 = powerset(X1)
    <=> ! [X3] :
          ( in(X3,X2)
        <=> subset(X3,X1) ) ),
    file('/tmp/tmpyFJtBj/sel_SEU147+1.p_1',d1_zfmisc_1) ).

fof(7,axiom,
    ! [X1] :
      ( subset(X1,empty_set)
     => X1 = empty_set ),
    file('/tmp/tmpyFJtBj/sel_SEU147+1.p_1',t3_xboole_1) ).

fof(8,axiom,
    ! [X1,X2] :
      ( X2 = singleton(X1)
    <=> ! [X3] :
          ( in(X3,X2)
        <=> X3 = X1 ) ),
    file('/tmp/tmpyFJtBj/sel_SEU147+1.p_1',d1_tarski) ).

fof(11,conjecture,
    powerset(empty_set) = singleton(empty_set),
    file('/tmp/tmpyFJtBj/sel_SEU147+1.p_1',t1_zfmisc_1) ).

fof(13,axiom,
    ! [X1,X2] : subset(X1,X1),
    file('/tmp/tmpyFJtBj/sel_SEU147+1.p_1',reflexivity_r1_tarski) ).

fof(14,negated_conjecture,
    powerset(empty_set) != singleton(empty_set),
    inference(assume_negation,[status(cth)],[11]) ).

fof(17,negated_conjecture,
    powerset(empty_set) != singleton(empty_set),
    inference(fof_simplification,[status(thm)],[14,theory(equality)]) ).

fof(29,plain,
    ! [X1,X2] :
      ( ( X2 != powerset(X1)
        | ! [X3] :
            ( ( ~ in(X3,X2)
              | subset(X3,X1) )
            & ( ~ subset(X3,X1)
              | in(X3,X2) ) ) )
      & ( ? [X3] :
            ( ( ~ in(X3,X2)
              | ~ subset(X3,X1) )
            & ( in(X3,X2)
              | subset(X3,X1) ) )
        | X2 = powerset(X1) ) ),
    inference(fof_nnf,[status(thm)],[5]) ).

fof(30,plain,
    ! [X4,X5] :
      ( ( X5 != powerset(X4)
        | ! [X6] :
            ( ( ~ in(X6,X5)
              | subset(X6,X4) )
            & ( ~ subset(X6,X4)
              | in(X6,X5) ) ) )
      & ( ? [X7] :
            ( ( ~ in(X7,X5)
              | ~ subset(X7,X4) )
            & ( in(X7,X5)
              | subset(X7,X4) ) )
        | X5 = powerset(X4) ) ),
    inference(variable_rename,[status(thm)],[29]) ).

fof(31,plain,
    ! [X4,X5] :
      ( ( X5 != powerset(X4)
        | ! [X6] :
            ( ( ~ in(X6,X5)
              | subset(X6,X4) )
            & ( ~ subset(X6,X4)
              | in(X6,X5) ) ) )
      & ( ( ( ~ in(esk3_2(X4,X5),X5)
            | ~ subset(esk3_2(X4,X5),X4) )
          & ( in(esk3_2(X4,X5),X5)
            | subset(esk3_2(X4,X5),X4) ) )
        | X5 = powerset(X4) ) ),
    inference(skolemize,[status(esa)],[30]) ).

fof(32,plain,
    ! [X4,X5,X6] :
      ( ( ( ( ~ in(X6,X5)
            | subset(X6,X4) )
          & ( ~ subset(X6,X4)
            | in(X6,X5) ) )
        | X5 != powerset(X4) )
      & ( ( ( ~ in(esk3_2(X4,X5),X5)
            | ~ subset(esk3_2(X4,X5),X4) )
          & ( in(esk3_2(X4,X5),X5)
            | subset(esk3_2(X4,X5),X4) ) )
        | X5 = powerset(X4) ) ),
    inference(shift_quantors,[status(thm)],[31]) ).

fof(33,plain,
    ! [X4,X5,X6] :
      ( ( ~ in(X6,X5)
        | subset(X6,X4)
        | X5 != powerset(X4) )
      & ( ~ subset(X6,X4)
        | in(X6,X5)
        | X5 != powerset(X4) )
      & ( ~ in(esk3_2(X4,X5),X5)
        | ~ subset(esk3_2(X4,X5),X4)
        | X5 = powerset(X4) )
      & ( in(esk3_2(X4,X5),X5)
        | subset(esk3_2(X4,X5),X4)
        | X5 = powerset(X4) ) ),
    inference(distribute,[status(thm)],[32]) ).

cnf(34,plain,
    ( X1 = powerset(X2)
    | subset(esk3_2(X2,X1),X2)
    | in(esk3_2(X2,X1),X1) ),
    inference(split_conjunct,[status(thm)],[33]) ).

cnf(35,plain,
    ( X1 = powerset(X2)
    | ~ subset(esk3_2(X2,X1),X2)
    | ~ in(esk3_2(X2,X1),X1) ),
    inference(split_conjunct,[status(thm)],[33]) ).

fof(39,plain,
    ! [X1] :
      ( ~ subset(X1,empty_set)
      | X1 = empty_set ),
    inference(fof_nnf,[status(thm)],[7]) ).

fof(40,plain,
    ! [X2] :
      ( ~ subset(X2,empty_set)
      | X2 = empty_set ),
    inference(variable_rename,[status(thm)],[39]) ).

cnf(41,plain,
    ( X1 = empty_set
    | ~ subset(X1,empty_set) ),
    inference(split_conjunct,[status(thm)],[40]) ).

fof(42,plain,
    ! [X1,X2] :
      ( ( X2 != singleton(X1)
        | ! [X3] :
            ( ( ~ in(X3,X2)
              | X3 = X1 )
            & ( X3 != X1
              | in(X3,X2) ) ) )
      & ( ? [X3] :
            ( ( ~ in(X3,X2)
              | X3 != X1 )
            & ( in(X3,X2)
              | X3 = X1 ) )
        | X2 = singleton(X1) ) ),
    inference(fof_nnf,[status(thm)],[8]) ).

fof(43,plain,
    ! [X4,X5] :
      ( ( X5 != singleton(X4)
        | ! [X6] :
            ( ( ~ in(X6,X5)
              | X6 = X4 )
            & ( X6 != X4
              | in(X6,X5) ) ) )
      & ( ? [X7] :
            ( ( ~ in(X7,X5)
              | X7 != X4 )
            & ( in(X7,X5)
              | X7 = X4 ) )
        | X5 = singleton(X4) ) ),
    inference(variable_rename,[status(thm)],[42]) ).

fof(44,plain,
    ! [X4,X5] :
      ( ( X5 != singleton(X4)
        | ! [X6] :
            ( ( ~ in(X6,X5)
              | X6 = X4 )
            & ( X6 != X4
              | in(X6,X5) ) ) )
      & ( ( ( ~ in(esk4_2(X4,X5),X5)
            | esk4_2(X4,X5) != X4 )
          & ( in(esk4_2(X4,X5),X5)
            | esk4_2(X4,X5) = X4 ) )
        | X5 = singleton(X4) ) ),
    inference(skolemize,[status(esa)],[43]) ).

fof(45,plain,
    ! [X4,X5,X6] :
      ( ( ( ( ~ in(X6,X5)
            | X6 = X4 )
          & ( X6 != X4
            | in(X6,X5) ) )
        | X5 != singleton(X4) )
      & ( ( ( ~ in(esk4_2(X4,X5),X5)
            | esk4_2(X4,X5) != X4 )
          & ( in(esk4_2(X4,X5),X5)
            | esk4_2(X4,X5) = X4 ) )
        | X5 = singleton(X4) ) ),
    inference(shift_quantors,[status(thm)],[44]) ).

fof(46,plain,
    ! [X4,X5,X6] :
      ( ( ~ in(X6,X5)
        | X6 = X4
        | X5 != singleton(X4) )
      & ( X6 != X4
        | in(X6,X5)
        | X5 != singleton(X4) )
      & ( ~ in(esk4_2(X4,X5),X5)
        | esk4_2(X4,X5) != X4
        | X5 = singleton(X4) )
      & ( in(esk4_2(X4,X5),X5)
        | esk4_2(X4,X5) = X4
        | X5 = singleton(X4) ) ),
    inference(distribute,[status(thm)],[45]) ).

cnf(49,plain,
    ( in(X3,X1)
    | X1 != singleton(X2)
    | X3 != X2 ),
    inference(split_conjunct,[status(thm)],[46]) ).

cnf(50,plain,
    ( X3 = X2
    | X1 != singleton(X2)
    | ~ in(X3,X1) ),
    inference(split_conjunct,[status(thm)],[46]) ).

cnf(57,negated_conjecture,
    powerset(empty_set) != singleton(empty_set),
    inference(split_conjunct,[status(thm)],[17]) ).

fof(59,plain,
    ! [X3,X4] : subset(X3,X3),
    inference(variable_rename,[status(thm)],[13]) ).

cnf(60,plain,
    subset(X1,X1),
    inference(split_conjunct,[status(thm)],[59]) ).

cnf(67,plain,
    ( X1 = X2
    | ~ in(X2,singleton(X1)) ),
    inference(er,[status(thm)],[50,theory(equality)]) ).

cnf(69,plain,
    ( in(X1,X2)
    | singleton(X1) != X2 ),
    inference(er,[status(thm)],[49,theory(equality)]) ).

cnf(76,plain,
    ( X1 = esk3_2(X2,singleton(X1))
    | powerset(X2) = singleton(X1)
    | subset(esk3_2(X2,singleton(X1)),X2) ),
    inference(spm,[status(thm)],[67,34,theory(equality)]) ).

cnf(77,plain,
    in(X1,singleton(X1)),
    inference(er,[status(thm)],[69,theory(equality)]) ).

cnf(95,plain,
    ( empty_set = esk3_2(empty_set,singleton(X1))
    | esk3_2(empty_set,singleton(X1)) = X1
    | powerset(empty_set) = singleton(X1) ),
    inference(spm,[status(thm)],[41,76,theory(equality)]) ).

cnf(126,plain,
    ( esk3_2(empty_set,singleton(X2)) = X2
    | powerset(empty_set) = singleton(X2)
    | empty_set != X2 ),
    inference(ef,[status(thm)],[95,theory(equality)]) ).

cnf(146,plain,
    ( esk3_2(empty_set,singleton(empty_set)) = empty_set
    | powerset(empty_set) = singleton(empty_set) ),
    inference(er,[status(thm)],[126,theory(equality)]) ).

cnf(147,plain,
    esk3_2(empty_set,singleton(empty_set)) = empty_set,
    inference(sr,[status(thm)],[146,57,theory(equality)]) ).

cnf(149,plain,
    ( powerset(empty_set) = singleton(empty_set)
    | ~ subset(empty_set,empty_set)
    | ~ in(empty_set,singleton(empty_set)) ),
    inference(spm,[status(thm)],[35,147,theory(equality)]) ).

cnf(154,plain,
    ( powerset(empty_set) = singleton(empty_set)
    | $false
    | ~ in(empty_set,singleton(empty_set)) ),
    inference(rw,[status(thm)],[149,60,theory(equality)]) ).

cnf(155,plain,
    ( powerset(empty_set) = singleton(empty_set)
    | $false
    | $false ),
    inference(rw,[status(thm)],[154,77,theory(equality)]) ).

cnf(156,plain,
    powerset(empty_set) = singleton(empty_set),
    inference(cn,[status(thm)],[155,theory(equality)]) ).

cnf(157,plain,
    $false,
    inference(sr,[status(thm)],[156,57,theory(equality)]) ).

cnf(158,plain,
    $false,
    157,
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% % SZS status Started for /home/graph/tptp/TPTP/Problems/SEU/SEU147+1.p
% --creating new selector for []
% -running prover on /tmp/tmpyFJtBj/sel_SEU147+1.p_1 with time limit 29
% -prover status Theorem
% Problem SEU147+1.p solved in phase 0.
% % SZS status Theorem for /home/graph/tptp/TPTP/Problems/SEU/SEU147+1.p
% % SZS status Ended for /home/graph/tptp/TPTP/Problems/SEU/SEU147+1.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
% 
%------------------------------------------------------------------------------