TSTP Solution File: SET639+3 by SInE---0.4
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%------------------------------------------------------------------------------
% File : SInE---0.4
% Problem : SET639+3 : TPTP v5.0.0. Released v2.2.0.
% Transfm : none
% Format : tptp:raw
% Command : Source/sine.py -e eprover -t %d %s
% Computer : art11.cs.miami.edu
% Model : i686 i686
% CPU : Intel(R) Pentium(R) 4 CPU 3.00GHz @ 3000MHz
% Memory : 2006MB
% OS : Linux 2.6.31.5-127.fc12.i686.PAE
% CPULimit : 300s
% DateTime : Sun Dec 26 03:10:52 EST 2010
% Result : Theorem 0.22s
% Output : CNFRefutation 0.22s
% Verified :
% SZS Type : Refutation
% Derivation depth : 11
% Number of leaves : 3
% Syntax : Number of formulae : 21 ( 10 unt; 0 def)
% Number of atoms : 37 ( 23 equ)
% Maximal formula atoms : 3 ( 1 avg)
% Number of connectives : 25 ( 9 ~; 5 |; 8 &)
% ( 0 <=>; 3 =>; 0 <=; 0 <~>)
% Maximal formula depth : 6 ( 3 avg)
% Maximal term depth : 2 ( 1 avg)
% Number of predicates : 3 ( 1 usr; 1 prp; 0-2 aty)
% Number of functors : 4 ( 4 usr; 3 con; 0-2 aty)
% Number of variables : 22 ( 0 sgn 14 !; 4 ?)
% Comments :
%------------------------------------------------------------------------------
fof(1,axiom,
! [X1,X2] : intersection(X1,X2) = intersection(X2,X1),
file('/tmp/tmpmzJZSr/sel_SET639+3.p_1',commutativity_of_intersection) ).
fof(5,axiom,
! [X1,X2] :
( subset(X1,X2)
=> intersection(X1,X2) = X1 ),
file('/tmp/tmpmzJZSr/sel_SET639+3.p_1',subset_intersection) ).
fof(6,conjecture,
! [X1,X2] :
( ( subset(X1,X2)
& intersection(X2,X1) = empty_set )
=> X1 = empty_set ),
file('/tmp/tmpmzJZSr/sel_SET639+3.p_1',prove_th121) ).
fof(11,negated_conjecture,
~ ! [X1,X2] :
( ( subset(X1,X2)
& intersection(X2,X1) = empty_set )
=> X1 = empty_set ),
inference(assume_negation,[status(cth)],[6]) ).
fof(14,plain,
! [X3,X4] : intersection(X3,X4) = intersection(X4,X3),
inference(variable_rename,[status(thm)],[1]) ).
cnf(15,plain,
intersection(X1,X2) = intersection(X2,X1),
inference(split_conjunct,[status(thm)],[14]) ).
fof(36,plain,
! [X1,X2] :
( ~ subset(X1,X2)
| intersection(X1,X2) = X1 ),
inference(fof_nnf,[status(thm)],[5]) ).
fof(37,plain,
! [X3,X4] :
( ~ subset(X3,X4)
| intersection(X3,X4) = X3 ),
inference(variable_rename,[status(thm)],[36]) ).
cnf(38,plain,
( intersection(X1,X2) = X1
| ~ subset(X1,X2) ),
inference(split_conjunct,[status(thm)],[37]) ).
fof(39,negated_conjecture,
? [X1,X2] :
( subset(X1,X2)
& intersection(X2,X1) = empty_set
& X1 != empty_set ),
inference(fof_nnf,[status(thm)],[11]) ).
fof(40,negated_conjecture,
? [X3,X4] :
( subset(X3,X4)
& intersection(X4,X3) = empty_set
& X3 != empty_set ),
inference(variable_rename,[status(thm)],[39]) ).
fof(41,negated_conjecture,
( subset(esk3_0,esk4_0)
& intersection(esk4_0,esk3_0) = empty_set
& esk3_0 != empty_set ),
inference(skolemize,[status(esa)],[40]) ).
cnf(42,negated_conjecture,
esk3_0 != empty_set,
inference(split_conjunct,[status(thm)],[41]) ).
cnf(43,negated_conjecture,
intersection(esk4_0,esk3_0) = empty_set,
inference(split_conjunct,[status(thm)],[41]) ).
cnf(44,negated_conjecture,
subset(esk3_0,esk4_0),
inference(split_conjunct,[status(thm)],[41]) ).
cnf(68,negated_conjecture,
intersection(esk3_0,esk4_0) = empty_set,
inference(rw,[status(thm)],[43,15,theory(equality)]) ).
cnf(111,negated_conjecture,
( empty_set = esk3_0
| ~ subset(esk3_0,esk4_0) ),
inference(spm,[status(thm)],[38,68,theory(equality)]) ).
cnf(115,negated_conjecture,
( empty_set = esk3_0
| $false ),
inference(rw,[status(thm)],[111,44,theory(equality)]) ).
cnf(116,negated_conjecture,
empty_set = esk3_0,
inference(cn,[status(thm)],[115,theory(equality)]) ).
cnf(117,negated_conjecture,
$false,
inference(sr,[status(thm)],[116,42,theory(equality)]) ).
cnf(118,negated_conjecture,
$false,
117,
[proof] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% /home/graph/tptp/Systems/SInE---0.4/Source/sine.py:10: DeprecationWarning: the sets module is deprecated
% from sets import Set
% % SZS status Started for /home/graph/tptp/TPTP/Problems/SET/SET639+3.p
% --creating new selector for []
% -running prover on /tmp/tmpmzJZSr/sel_SET639+3.p_1 with time limit 29
% -prover status Theorem
% Problem SET639+3.p solved in phase 0.
% % SZS status Theorem for /home/graph/tptp/TPTP/Problems/SET/SET639+3.p
% % SZS status Ended for /home/graph/tptp/TPTP/Problems/SET/SET639+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
%
%------------------------------------------------------------------------------