TSTP Solution File: HEN008-1 by Faust---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Faust---1.0
% Problem  : HEN008-1 : TPTP v3.4.2. Released v1.0.0.
% Transfm  : none
% Format   : tptp
% Command  : faust %s

% Computer : art09.cs.miami.edu
% Model    : i686 i686
% CPU      : Intel(R) Pentium(R) 4 CPU 2.80GHz @ 2793MHz
% Memory   : 1003MB
% OS       : Linux 2.6.11-1.1369_FC4
% CPULimit : 600s
% DateTime : Wed May  6 13:15:48 EDT 2009

% Result   : Unsatisfiable 42.4s
% Output   : Refutation 42.4s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    8
%            Number of leaves      :   10
% Syntax   : Number of formulae    :   30 (  17 unt;   0 def)
%            Number of atoms       :   68 (   0 equ)
%            Maximal formula atoms :    7 (   2 avg)
%            Number of connectives :   79 (  41   ~;  38   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   15 (   3 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-3 aty)
%            Number of functors    :    7 (   7 usr;   6 con; 0-2 aty)
%            Number of variables   :   54 (   2 sgn  17   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Faust---1.0 format not known, defaulting to TPTP
fof(closure,plain,
    ! [A,B] : quotient(A,B,divide(A,B)),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN008-1.tptp',unknown),
    [] ).

cnf(163625728,plain,
    quotient(A,B,divide(A,B)),
    inference(rewrite,[status(thm)],[closure]),
    [] ).

fof(quotient_less_equal,plain,
    ! [A,B] :
      ( ~ less_equal(A,B)
      | quotient(A,B,zero) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN008-1.tptp',unknown),
    [] ).

cnf(163570464,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/HEN008-1.tptp',unknown),
    [] ).

cnf(163603216,plain,
    less_equal(zero,A),
    inference(rewrite,[status(thm)],[zero_is_smallest]),
    [] ).

cnf(171443976,plain,
    quotient(zero,A,zero),
    inference(resolution,[status(thm)],[163570464,163603216]),
    [] ).

fof(less_equal_and_equal,plain,
    ! [A,B] :
      ( ~ less_equal(A,B)
      | ~ less_equal(B,A)
      | $equal(B,A) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN008-1.tptp',unknown),
    [] ).

cnf(163617168,plain,
    ( ~ less_equal(A,B)
    | ~ less_equal(B,A)
    | $equal(B,A) ),
    inference(rewrite,[status(thm)],[less_equal_and_equal]),
    [] ).

fof(quotient_property,plain,
    ! [A,B,C,D,E,F,G,H] :
      ( ~ quotient(A,B,C)
      | ~ quotient(B,D,E)
      | ~ quotient(A,D,F)
      | ~ quotient(F,E,G)
      | ~ quotient(C,D,H)
      | less_equal(G,H) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN008-1.tptp',unknown),
    [] ).

cnf(163598712,plain,
    ( ~ quotient(A,B,C)
    | ~ quotient(B,D,E)
    | ~ quotient(A,D,F)
    | ~ quotient(F,E,G)
    | ~ quotient(C,D,H)
    | less_equal(G,H) ),
    inference(rewrite,[status(thm)],[quotient_property]),
    [] ).

cnf(179643968,plain,
    ( ~ less_equal(B,A)
    | $equal(B,A)
    | ~ quotient(C,D,E)
    | ~ quotient(D,F,G)
    | ~ quotient(C,F,H)
    | ~ quotient(H,G,A)
    | ~ quotient(E,F,B) ),
    inference(resolution,[status(thm)],[163617168,163598712]),
    [] ).

fof(aQc,plain,
    quotient(a,c,aqc),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN008-1.tptp',unknown),
    [] ).

cnf(163642720,plain,
    quotient(a,c,aqc),
    inference(rewrite,[status(thm)],[aQc]),
    [] ).

cnf(192888520,plain,
    ( ~ less_equal(B,A)
    | $equal(B,A)
    | ~ quotient(a,C,D)
    | ~ quotient(C,c,E)
    | ~ quotient(aqc,E,A)
    | ~ quotient(D,c,B) ),
    inference(resolution,[status(thm)],[179643968,163642720]),
    [] ).

fof(bQc,plain,
    quotient(b,c,bqc),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN008-1.tptp',unknown),
    [] ).

cnf(163646640,plain,
    quotient(b,c,bqc),
    inference(rewrite,[status(thm)],[bQc]),
    [] ).

cnf(209834496,plain,
    ( ~ less_equal(B,A)
    | $equal(B,A)
    | ~ quotient(a,b,C)
    | ~ quotient(aqc,bqc,A)
    | ~ quotient(C,c,B) ),
    inference(resolution,[status(thm)],[192888520,163646640]),
    [] ).

fof(aLEb,plain,
    less_equal(a,b),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN008-1.tptp',unknown),
    [] ).

cnf(163634712,plain,
    less_equal(a,b),
    inference(rewrite,[status(thm)],[aLEb]),
    [] ).

cnf(172864272,plain,
    quotient(a,b,zero),
    inference(resolution,[status(thm)],[163570464,163634712]),
    [] ).

cnf(210243912,plain,
    ( ~ less_equal(B,A)
    | $equal(B,A)
    | ~ quotient(aqc,bqc,A)
    | ~ quotient(zero,c,B) ),
    inference(resolution,[status(thm)],[209834496,172864272]),
    [] ).

cnf(210455768,plain,
    ( ~ less_equal(A,divide(aqc,bqc))
    | $equal(A,divide(aqc,bqc))
    | ~ quotient(zero,c,A) ),
    inference(resolution,[status(thm)],[210243912,163625728]),
    [] ).

cnf(210495280,plain,
    $equal(zero,divide(aqc,bqc)),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[171443976,210455768,163603216]),
    [] ).

fof(less_equal_quotient,plain,
    ! [A,B] :
      ( ~ quotient(A,B,zero)
      | less_equal(A,B) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN008-1.tptp',unknown),
    [] ).

cnf(163577200,plain,
    ( ~ quotient(A,B,zero)
    | less_equal(A,B) ),
    inference(rewrite,[status(thm)],[less_equal_quotient]),
    [] ).

fof(prove_aQcLEbQc,plain,
    ~ less_equal(aqc,bqc),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN008-1.tptp',unknown),
    [] ).

cnf(163650464,plain,
    ~ less_equal(aqc,bqc),
    inference(rewrite,[status(thm)],[prove_aQcLEbQc]),
    [] ).

cnf(172881064,plain,
    ~ quotient(aqc,bqc,zero),
    inference(resolution,[status(thm)],[163577200,163650464]),
    [] ).

cnf(contradiction,plain,
    $false,
    inference(forward_subsumption_resolution__paramodulation,[status(thm)],[163625728,210495280,172881064,theory(equality)]),
    [] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% Proof found in: 42 seconds
% START OF PROOF SEQUENCE
% fof(closure,plain,(quotient(A,B,divide(A,B))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN008-1.tptp',unknown),[]).
% 
% cnf(163625728,plain,(quotient(A,B,divide(A,B))),inference(rewrite,[status(thm)],[closure]),[]).
% 
% fof(quotient_less_equal,plain,(~less_equal(A,B)|quotient(A,B,zero)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN008-1.tptp',unknown),[]).
% 
% cnf(163570464,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/HEN008-1.tptp',unknown),[]).
% 
% cnf(163603216,plain,(less_equal(zero,A)),inference(rewrite,[status(thm)],[zero_is_smallest]),[]).
% 
% cnf(171443976,plain,(quotient(zero,A,zero)),inference(resolution,[status(thm)],[163570464,163603216]),[]).
% 
% fof(less_equal_and_equal,plain,(~less_equal(A,B)|~less_equal(B,A)|$equal(B,A)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN008-1.tptp',unknown),[]).
% 
% cnf(163617168,plain,(~less_equal(A,B)|~less_equal(B,A)|$equal(B,A)),inference(rewrite,[status(thm)],[less_equal_and_equal]),[]).
% 
% fof(quotient_property,plain,(~quotient(A,B,C)|~quotient(B,D,E)|~quotient(A,D,F)|~quotient(F,E,G)|~quotient(C,D,H)|less_equal(G,H)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN008-1.tptp',unknown),[]).
% 
% cnf(163598712,plain,(~quotient(A,B,C)|~quotient(B,D,E)|~quotient(A,D,F)|~quotient(F,E,G)|~quotient(C,D,H)|less_equal(G,H)),inference(rewrite,[status(thm)],[quotient_property]),[]).
% 
% cnf(179643968,plain,(~less_equal(B,A)|$equal(B,A)|~quotient(C,D,E)|~quotient(D,F,G)|~quotient(C,F,H)|~quotient(H,G,A)|~quotient(E,F,B)),inference(resolution,[status(thm)],[163617168,163598712]),[]).
% 
% fof(aQc,plain,(quotient(a,c,aqc)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN008-1.tptp',unknown),[]).
% 
% cnf(163642720,plain,(quotient(a,c,aqc)),inference(rewrite,[status(thm)],[aQc]),[]).
% 
% cnf(192888520,plain,(~less_equal(B,A)|$equal(B,A)|~quotient(a,C,D)|~quotient(C,c,E)|~quotient(aqc,E,A)|~quotient(D,c,B)),inference(resolution,[status(thm)],[179643968,163642720]),[]).
% 
% fof(bQc,plain,(quotient(b,c,bqc)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN008-1.tptp',unknown),[]).
% 
% cnf(163646640,plain,(quotient(b,c,bqc)),inference(rewrite,[status(thm)],[bQc]),[]).
% 
% cnf(209834496,plain,(~less_equal(B,A)|$equal(B,A)|~quotient(a,b,C)|~quotient(aqc,bqc,A)|~quotient(C,c,B)),inference(resolution,[status(thm)],[192888520,163646640]),[]).
% 
% fof(aLEb,plain,(less_equal(a,b)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN008-1.tptp',unknown),[]).
% 
% cnf(163634712,plain,(less_equal(a,b)),inference(rewrite,[status(thm)],[aLEb]),[]).
% 
% cnf(172864272,plain,(quotient(a,b,zero)),inference(resolution,[status(thm)],[163570464,163634712]),[]).
% 
% cnf(210243912,plain,(~less_equal(B,A)|$equal(B,A)|~quotient(aqc,bqc,A)|~quotient(zero,c,B)),inference(resolution,[status(thm)],[209834496,172864272]),[]).
% 
% cnf(210455768,plain,(~less_equal(A,divide(aqc,bqc))|$equal(A,divide(aqc,bqc))|~quotient(zero,c,A)),inference(resolution,[status(thm)],[210243912,163625728]),[]).
% 
% cnf(210495280,plain,($equal(zero,divide(aqc,bqc))),inference(forward_subsumption_resolution__resolution,[status(thm)],[171443976,210455768,163603216]),[]).
% 
% fof(less_equal_quotient,plain,(~quotient(A,B,zero)|less_equal(A,B)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN008-1.tptp',unknown),[]).
% 
% cnf(163577200,plain,(~quotient(A,B,zero)|less_equal(A,B)),inference(rewrite,[status(thm)],[less_equal_quotient]),[]).
% 
% fof(prove_aQcLEbQc,plain,(~less_equal(aqc,bqc)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN008-1.tptp',unknown),[]).
% 
% cnf(163650464,plain,(~less_equal(aqc,bqc)),inference(rewrite,[status(thm)],[prove_aQcLEbQc]),[]).
% 
% cnf(172881064,plain,(~quotient(aqc,bqc,zero)),inference(resolution,[status(thm)],[163577200,163650464]),[]).
% 
% cnf(contradiction,plain,$false,inference(forward_subsumption_resolution__paramodulation,[status(thm)],[163625728,210495280,172881064,theory(equality)]),[]).
% 
% END OF PROOF SEQUENCE
% 
%------------------------------------------------------------------------------