TSTP Solution File: HEN002-1 by Faust---1.0
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- Process Solution
%------------------------------------------------------------------------------
% File : Faust---1.0
% Problem : HEN002-1 : 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 13:14:52 EDT 2009
% Result : Unsatisfiable 0.1s
% Output : Refutation 0.1s
% Verified :
% SZS Type : Refutation
% Derivation depth : 3
% Number of leaves : 3
% Syntax : Number of formulae : 8 ( 6 unt; 0 def)
% Number of atoms : 10 ( 0 equ)
% Maximal formula atoms : 2 ( 1 avg)
% Number of connectives : 6 ( 4 ~; 2 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 5 ( 2 avg)
% Maximal term depth : 1 ( 1 avg)
% Number of predicates : 3 ( 2 usr; 1 prp; 0-3 aty)
% Number of functors : 2 ( 2 usr; 2 con; 0-0 aty)
% Number of variables : 7 ( 2 sgn 3 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Faust---1.0 format not known, defaulting to TPTP
fof(quotient_less_equal,plain,
! [A,B] :
( ~ less_equal(A,B)
| quotient(A,B,zero) ),
file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN002-1.tptp',unknown),
[] ).
cnf(159711832,plain,
( ~ less_equal(A,B)
| quotient(A,B,zero) ),
inference(rewrite,[status(thm)],[quotient_less_equal]),
[] ).
fof(zero_is_smallest,plain,
! [A] : less_equal(zero,A),
file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN002-1.tptp',unknown),
[] ).
cnf(159740112,plain,
less_equal(zero,A),
inference(rewrite,[status(thm)],[zero_is_smallest]),
[] ).
cnf(167549376,plain,
quotient(zero,A,zero),
inference(resolution,[status(thm)],[159711832,159740112]),
[] ).
fof(prove_zero_divide_anything_is_zero,plain,
~ quotient(zero,x,zero),
file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN002-1.tptp',unknown),
[] ).
cnf(159771168,plain,
~ quotient(zero,x,zero),
inference(rewrite,[status(thm)],[prove_zero_divide_anything_is_zero]),
[] ).
cnf(contradiction,plain,
$false,
inference(resolution,[status(thm)],[167549376,159771168]),
[] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% Proof found in: 0 seconds
% START OF PROOF SEQUENCE
% fof(quotient_less_equal,plain,(~less_equal(A,B)|quotient(A,B,zero)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN002-1.tptp',unknown),[]).
%
% cnf(159711832,plain,(~less_equal(A,B)|quotient(A,B,zero)),inference(rewrite,[status(thm)],[quotient_less_equal]),[]).
%
% fof(zero_is_smallest,plain,(less_equal(zero,A)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN002-1.tptp',unknown),[]).
%
% cnf(159740112,plain,(less_equal(zero,A)),inference(rewrite,[status(thm)],[zero_is_smallest]),[]).
%
% cnf(167549376,plain,(quotient(zero,A,zero)),inference(resolution,[status(thm)],[159711832,159740112]),[]).
%
% fof(prove_zero_divide_anything_is_zero,plain,(~quotient(zero,x,zero)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN002-1.tptp',unknown),[]).
%
% cnf(159771168,plain,(~quotient(zero,x,zero)),inference(rewrite,[status(thm)],[prove_zero_divide_anything_is_zero]),[]).
%
% cnf(contradiction,plain,$false,inference(resolution,[status(thm)],[167549376,159771168]),[]).
%
% END OF PROOF SEQUENCE
%
%------------------------------------------------------------------------------