TSTP Solution File: SET912+1 by SInE---0.4
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%------------------------------------------------------------------------------
% File : SInE---0.4
% Problem : SET912+1 : TPTP v5.0.0. Released v3.2.0.
% Transfm : none
% Format : tptp:raw
% Command : Source/sine.py -e eprover -t %d %s
% Computer : art06.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 03:46:45 EST 2010
% Result : Theorem 0.18s
% Output : CNFRefutation 0.18s
% Verified :
% SZS Type : Refutation
% Derivation depth : 12
% Number of leaves : 5
% Syntax : Number of formulae : 31 ( 16 unt; 0 def)
% Number of atoms : 66 ( 19 equ)
% Maximal formula atoms : 7 ( 2 avg)
% Number of connectives : 57 ( 22 ~; 16 |; 15 &)
% ( 1 <=>; 3 =>; 0 <=; 0 <~>)
% Maximal formula depth : 9 ( 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; 3 con; 0-2 aty)
% Number of variables : 48 ( 0 sgn 32 !; 6 ?)
% Comments :
%------------------------------------------------------------------------------
fof(1,axiom,
! [X1,X2] : set_intersection2(X1,X2) = set_intersection2(X2,X1),
file('/tmp/tmpPG0Y3Z/sel_SET912+1.p_1',commutativity_k3_xboole_0) ).
fof(3,axiom,
! [X1,X2] :
( subset(X1,X2)
=> set_intersection2(X1,X2) = X1 ),
file('/tmp/tmpPG0Y3Z/sel_SET912+1.p_1',t28_xboole_1) ).
fof(5,axiom,
! [X1,X2,X3] :
( subset(unordered_pair(X1,X2),X3)
<=> ( in(X1,X3)
& in(X2,X3) ) ),
file('/tmp/tmpPG0Y3Z/sel_SET912+1.p_1',t38_zfmisc_1) ).
fof(6,axiom,
! [X1,X2] : unordered_pair(X1,X2) = unordered_pair(X2,X1),
file('/tmp/tmpPG0Y3Z/sel_SET912+1.p_1',commutativity_k2_tarski) ).
fof(9,conjecture,
! [X1,X2,X3] :
( ( in(X1,X2)
& in(X3,X2) )
=> set_intersection2(unordered_pair(X1,X3),X2) = unordered_pair(X1,X3) ),
file('/tmp/tmpPG0Y3Z/sel_SET912+1.p_1',t53_zfmisc_1) ).
fof(11,negated_conjecture,
~ ! [X1,X2,X3] :
( ( in(X1,X2)
& in(X3,X2) )
=> set_intersection2(unordered_pair(X1,X3),X2) = unordered_pair(X1,X3) ),
inference(assume_negation,[status(cth)],[9]) ).
fof(14,plain,
! [X3,X4] : set_intersection2(X3,X4) = set_intersection2(X4,X3),
inference(variable_rename,[status(thm)],[1]) ).
cnf(15,plain,
set_intersection2(X1,X2) = set_intersection2(X2,X1),
inference(split_conjunct,[status(thm)],[14]) ).
fof(18,plain,
! [X1,X2] :
( ~ subset(X1,X2)
| set_intersection2(X1,X2) = X1 ),
inference(fof_nnf,[status(thm)],[3]) ).
fof(19,plain,
! [X3,X4] :
( ~ subset(X3,X4)
| set_intersection2(X3,X4) = X3 ),
inference(variable_rename,[status(thm)],[18]) ).
cnf(20,plain,
( set_intersection2(X1,X2) = X1
| ~ subset(X1,X2) ),
inference(split_conjunct,[status(thm)],[19]) ).
fof(24,plain,
! [X1,X2,X3] :
( ( ~ subset(unordered_pair(X1,X2),X3)
| ( in(X1,X3)
& in(X2,X3) ) )
& ( ~ in(X1,X3)
| ~ in(X2,X3)
| subset(unordered_pair(X1,X2),X3) ) ),
inference(fof_nnf,[status(thm)],[5]) ).
fof(25,plain,
! [X4,X5,X6] :
( ( ~ subset(unordered_pair(X4,X5),X6)
| ( in(X4,X6)
& in(X5,X6) ) )
& ( ~ in(X4,X6)
| ~ in(X5,X6)
| subset(unordered_pair(X4,X5),X6) ) ),
inference(variable_rename,[status(thm)],[24]) ).
fof(26,plain,
! [X4,X5,X6] :
( ( in(X4,X6)
| ~ subset(unordered_pair(X4,X5),X6) )
& ( in(X5,X6)
| ~ subset(unordered_pair(X4,X5),X6) )
& ( ~ in(X4,X6)
| ~ in(X5,X6)
| subset(unordered_pair(X4,X5),X6) ) ),
inference(distribute,[status(thm)],[25]) ).
cnf(27,plain,
( subset(unordered_pair(X1,X2),X3)
| ~ in(X2,X3)
| ~ in(X1,X3) ),
inference(split_conjunct,[status(thm)],[26]) ).
fof(30,plain,
! [X3,X4] : unordered_pair(X3,X4) = unordered_pair(X4,X3),
inference(variable_rename,[status(thm)],[6]) ).
cnf(31,plain,
unordered_pair(X1,X2) = unordered_pair(X2,X1),
inference(split_conjunct,[status(thm)],[30]) ).
fof(38,negated_conjecture,
? [X1,X2,X3] :
( in(X1,X2)
& in(X3,X2)
& set_intersection2(unordered_pair(X1,X3),X2) != unordered_pair(X1,X3) ),
inference(fof_nnf,[status(thm)],[11]) ).
fof(39,negated_conjecture,
? [X4,X5,X6] :
( in(X4,X5)
& in(X6,X5)
& set_intersection2(unordered_pair(X4,X6),X5) != unordered_pair(X4,X6) ),
inference(variable_rename,[status(thm)],[38]) ).
fof(40,negated_conjecture,
( in(esk3_0,esk4_0)
& in(esk5_0,esk4_0)
& set_intersection2(unordered_pair(esk3_0,esk5_0),esk4_0) != unordered_pair(esk3_0,esk5_0) ),
inference(skolemize,[status(esa)],[39]) ).
cnf(41,negated_conjecture,
set_intersection2(unordered_pair(esk3_0,esk5_0),esk4_0) != unordered_pair(esk3_0,esk5_0),
inference(split_conjunct,[status(thm)],[40]) ).
cnf(42,negated_conjecture,
in(esk5_0,esk4_0),
inference(split_conjunct,[status(thm)],[40]) ).
cnf(43,negated_conjecture,
in(esk3_0,esk4_0),
inference(split_conjunct,[status(thm)],[40]) ).
cnf(54,negated_conjecture,
set_intersection2(esk4_0,unordered_pair(esk3_0,esk5_0)) != unordered_pair(esk3_0,esk5_0),
inference(rw,[status(thm)],[41,15,theory(equality)]) ).
cnf(61,negated_conjecture,
( subset(unordered_pair(X1,esk3_0),esk4_0)
| ~ in(X1,esk4_0) ),
inference(spm,[status(thm)],[27,43,theory(equality)]) ).
cnf(80,negated_conjecture,
subset(unordered_pair(esk5_0,esk3_0),esk4_0),
inference(spm,[status(thm)],[61,42,theory(equality)]) ).
cnf(81,negated_conjecture,
subset(unordered_pair(esk3_0,esk5_0),esk4_0),
inference(rw,[status(thm)],[80,31,theory(equality)]) ).
cnf(92,negated_conjecture,
set_intersection2(unordered_pair(esk3_0,esk5_0),esk4_0) = unordered_pair(esk3_0,esk5_0),
inference(spm,[status(thm)],[20,81,theory(equality)]) ).
cnf(95,negated_conjecture,
set_intersection2(esk4_0,unordered_pair(esk3_0,esk5_0)) = unordered_pair(esk3_0,esk5_0),
inference(rw,[status(thm)],[92,15,theory(equality)]) ).
cnf(96,negated_conjecture,
$false,
inference(sr,[status(thm)],[95,54,theory(equality)]) ).
cnf(97,negated_conjecture,
$false,
96,
[proof] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% % SZS status Started for /home/graph/tptp/TPTP/Problems/SET/SET912+1.p
% --creating new selector for []
% -running prover on /tmp/tmpPG0Y3Z/sel_SET912+1.p_1 with time limit 29
% -prover status Theorem
% Problem SET912+1.p solved in phase 0.
% % SZS status Theorem for /home/graph/tptp/TPTP/Problems/SET/SET912+1.p
% % SZS status Ended for /home/graph/tptp/TPTP/Problems/SET/SET912+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
%
%------------------------------------------------------------------------------