TSTP Solution File: HEN007-4 by Faust---1.0
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- Process Solution
%------------------------------------------------------------------------------
% File : Faust---1.0
% Problem : HEN007-4 : TPTP v3.4.2. Released v1.0.0.
% Transfm : none
% Format : tptp
% Command : faust %s
% Computer : art07.cs.miami.edu
% Model : i686 i686
% CPU : Intel(R) Pentium(R) 4 CPU 2.80GHz @ 2794MHz
% Memory : 1003MB
% OS : Linux 2.6.11-1.1369_FC4
% CPULimit : 600s
% DateTime : Wed May 6 13:15:43 EDT 2009
% Result : Unsatisfiable 1.3s
% Output : Refutation 1.3s
% Verified :
% SZS Type : Refutation
% Derivation depth : 6
% Number of leaves : 6
% Syntax : Number of formulae : 18 ( 11 unt; 0 def)
% Number of atoms : 27 ( 0 equ)
% Maximal formula atoms : 3 ( 1 avg)
% Number of connectives : 20 ( 11 ~; 9 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 7 ( 3 avg)
% Maximal term depth : 3 ( 1 avg)
% Number of predicates : 3 ( 1 usr; 1 prp; 0-2 aty)
% Number of functors : 5 ( 5 usr; 4 con; 0-2 aty)
% Number of variables : 24 ( 0 sgn 9 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Faust---1.0 format not known, defaulting to TPTP
fof(prove_c_divide_b_LE_c_divide_a,plain,
~ less_equal(divide(c,b),divide(c,a)),
file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN007-4.tptp',unknown),
[] ).
cnf(148639432,plain,
~ less_equal(divide(c,b),divide(c,a)),
inference(rewrite,[status(thm)],[prove_c_divide_b_LE_c_divide_a]),
[] ).
fof(property_of_divide1,plain,
! [A,B,C] :
( ~ less_equal(divide(A,B),C)
| less_equal(divide(A,C),B) ),
file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN007-4.tptp',unknown),
[] ).
cnf(148631624,plain,
( ~ less_equal(divide(A,B),C)
| less_equal(divide(A,C),B) ),
inference(rewrite,[status(thm)],[property_of_divide1]),
[] ).
fof(transitivity_of_less_equal,plain,
! [A,B,C] :
( ~ less_equal(A,B)
| ~ less_equal(B,C)
| less_equal(A,C) ),
file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN007-4.tptp',unknown),
[] ).
cnf(148621912,plain,
( ~ less_equal(A,B)
| ~ less_equal(B,C)
| less_equal(A,C) ),
inference(rewrite,[status(thm)],[transitivity_of_less_equal]),
[] ).
fof(a_LE_b,plain,
less_equal(a,b),
file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN007-4.tptp',unknown),
[] ).
cnf(148635432,plain,
less_equal(a,b),
inference(rewrite,[status(thm)],[a_LE_b]),
[] ).
cnf(163252840,plain,
( ~ less_equal(A,a)
| less_equal(A,b) ),
inference(resolution,[status(thm)],[148621912,148635432]),
[] ).
fof(quotient_less_equal2,plain,
! [A,B] :
( ~ $equal(zero,divide(A,B))
| less_equal(A,B) ),
file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN007-4.tptp',unknown),
[] ).
cnf(148566888,plain,
( ~ $equal(zero,divide(A,B))
| less_equal(A,B) ),
inference(rewrite,[status(thm)],[quotient_less_equal2]),
[] ).
fof(x_divide_x_is_zero,plain,
! [A] : $equal(zero,divide(A,A)),
file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN007-4.tptp',unknown),
[] ).
cnf(148556080,plain,
$equal(zero,divide(A,A)),
inference(rewrite,[status(thm)],[x_divide_x_is_zero]),
[] ).
cnf(158671048,plain,
less_equal(A,A),
inference(resolution,[status(thm)],[148566888,148556080]),
[] ).
cnf(163549080,plain,
less_equal(divide(A,divide(A,B)),B),
inference(resolution,[status(thm)],[148631624,158671048]),
[] ).
cnf(166336280,plain,
less_equal(divide(A,divide(A,a)),b),
inference(resolution,[status(thm)],[163252840,163549080]),
[] ).
cnf(177371048,plain,
less_equal(divide(A,b),divide(A,a)),
inference(resolution,[status(thm)],[148631624,166336280]),
[] ).
cnf(contradiction,plain,
$false,
inference(resolution,[status(thm)],[148639432,177371048]),
[] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% Proof found in: 1 seconds
% START OF PROOF SEQUENCE
% fof(prove_c_divide_b_LE_c_divide_a,plain,(~less_equal(divide(c,b),divide(c,a))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN007-4.tptp',unknown),[]).
%
% cnf(148639432,plain,(~less_equal(divide(c,b),divide(c,a))),inference(rewrite,[status(thm)],[prove_c_divide_b_LE_c_divide_a]),[]).
%
% fof(property_of_divide1,plain,(~less_equal(divide(A,B),C)|less_equal(divide(A,C),B)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN007-4.tptp',unknown),[]).
%
% cnf(148631624,plain,(~less_equal(divide(A,B),C)|less_equal(divide(A,C),B)),inference(rewrite,[status(thm)],[property_of_divide1]),[]).
%
% fof(transitivity_of_less_equal,plain,(~less_equal(A,B)|~less_equal(B,C)|less_equal(A,C)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN007-4.tptp',unknown),[]).
%
% cnf(148621912,plain,(~less_equal(A,B)|~less_equal(B,C)|less_equal(A,C)),inference(rewrite,[status(thm)],[transitivity_of_less_equal]),[]).
%
% fof(a_LE_b,plain,(less_equal(a,b)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN007-4.tptp',unknown),[]).
%
% cnf(148635432,plain,(less_equal(a,b)),inference(rewrite,[status(thm)],[a_LE_b]),[]).
%
% cnf(163252840,plain,(~less_equal(A,a)|less_equal(A,b)),inference(resolution,[status(thm)],[148621912,148635432]),[]).
%
% fof(quotient_less_equal2,plain,(~$equal(zero,divide(A,B))|less_equal(A,B)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN007-4.tptp',unknown),[]).
%
% cnf(148566888,plain,(~$equal(zero,divide(A,B))|less_equal(A,B)),inference(rewrite,[status(thm)],[quotient_less_equal2]),[]).
%
% fof(x_divide_x_is_zero,plain,($equal(zero,divide(A,A))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN007-4.tptp',unknown),[]).
%
% cnf(148556080,plain,($equal(zero,divide(A,A))),inference(rewrite,[status(thm)],[x_divide_x_is_zero]),[]).
%
% cnf(158671048,plain,(less_equal(A,A)),inference(resolution,[status(thm)],[148566888,148556080]),[]).
%
% cnf(163549080,plain,(less_equal(divide(A,divide(A,B)),B)),inference(resolution,[status(thm)],[148631624,158671048]),[]).
%
% cnf(166336280,plain,(less_equal(divide(A,divide(A,a)),b)),inference(resolution,[status(thm)],[163252840,163549080]),[]).
%
% cnf(177371048,plain,(less_equal(divide(A,b),divide(A,a))),inference(resolution,[status(thm)],[148631624,166336280]),[]).
%
% cnf(contradiction,plain,$false,inference(resolution,[status(thm)],[148639432,177371048]),[]).
%
% END OF PROOF SEQUENCE
%
%------------------------------------------------------------------------------