TSTP Solution File: HEN007-2 by Faust---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Faust---1.0
% Problem  : HEN007-2 : TPTP v3.4.2. Released v1.0.0.
% Transfm  : none
% Format   : tptp
% Command  : faust %s

% Computer : art05.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 13:15:39 EDT 2009

% Result   : Unsatisfiable 0.5s
% Output   : Refutation 0.5s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    7
%            Number of leaves      :    9
% Syntax   : Number of formulae    :   28 (  17 unt;   0 def)
%            Number of atoms       :   47 (   0 equ)
%            Maximal formula atoms :    4 (   1 avg)
%            Number of connectives :   40 (  21   ~;  19   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   3 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    3 (   2 usr;   1 prp; 0-3 aty)
%            Number of functors    :    7 (   7 usr;   6 con; 0-2 aty)
%            Number of variables   :   36 (   1 sgn  14   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Faust---1.0 format not known, defaulting to TPTP
fof(prove_zQyLEzQx,plain,
    ~ less_equal(zqy,zqx),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN007-2.tptp',unknown),
    [] ).

cnf(156876296,plain,
    ~ less_equal(zqy,zqx),
    inference(rewrite,[status(thm)],[prove_zQyLEzQx]),
    [] ).

fof(xQyLEz_implies_xQzLEy,plain,
    ! [A,B,C,D,E] :
      ( ~ quotient(A,B,C)
      | ~ less_equal(C,D)
      | ~ quotient(A,D,E)
      | less_equal(E,B) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN007-2.tptp',unknown),
    [] ).

cnf(156856856,plain,
    ( ~ quotient(A,B,C)
    | ~ less_equal(C,D)
    | ~ quotient(A,D,E)
    | less_equal(E,B) ),
    inference(rewrite,[status(thm)],[xQyLEz_implies_xQzLEy]),
    [] ).

fof(zQy,plain,
    quotient(z,y,zqy),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN007-2.tptp',unknown),
    [] ).

cnf(156864488,plain,
    quotient(z,y,zqy),
    inference(rewrite,[status(thm)],[zQy]),
    [] ).

cnf(165717864,plain,
    ( ~ quotient(z,A,B)
    | ~ less_equal(B,y)
    | less_equal(zqy,A) ),
    inference(resolution,[status(thm)],[156856856,156864488]),
    [] ).

fof(closure,plain,
    ! [A,B] : quotient(A,B,divide(A,B)),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN007-2.tptp',unknown),
    [] ).

cnf(156819352,plain,
    quotient(A,B,divide(A,B)),
    inference(rewrite,[status(thm)],[closure]),
    [] ).

cnf(166543688,plain,
    ( ~ less_equal(divide(z,A),y)
    | less_equal(zqy,A) ),
    inference(resolution,[status(thm)],[165717864,156819352]),
    [] ).

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/HEN007-2.tptp',unknown),
    [] ).

cnf(156848472,plain,
    ( ~ less_equal(A,B)
    | ~ less_equal(B,C)
    | less_equal(A,C) ),
    inference(rewrite,[status(thm)],[transitivity_of_less_equal]),
    [] ).

fof(xLEy,plain,
    less_equal(x,y),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN007-2.tptp',unknown),
    [] ).

cnf(156860616,plain,
    less_equal(x,y),
    inference(rewrite,[status(thm)],[xLEy]),
    [] ).

cnf(165578952,plain,
    ( ~ less_equal(A,x)
    | less_equal(A,y) ),
    inference(resolution,[status(thm)],[156848472,156860616]),
    [] ).

fof(zQx,plain,
    quotient(z,x,zqx),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN007-2.tptp',unknown),
    [] ).

cnf(156763776,plain,
    quotient(z,x,zqx),
    inference(rewrite,[status(thm)],[zQx]),
    [] ).

cnf(165794368,plain,
    ( ~ less_equal(zqx,A)
    | ~ quotient(z,A,B)
    | less_equal(B,x) ),
    inference(resolution,[status(thm)],[156856856,156763776]),
    [] ).

cnf(166560248,plain,
    ( ~ less_equal(zqx,A)
    | less_equal(divide(z,A),x) ),
    inference(resolution,[status(thm)],[165794368,156819352]),
    [] ).

fof(divisor_existence,plain,
    ! [A,B,C] :
      ( ~ quotient(A,B,C)
      | less_equal(C,A) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN007-2.tptp',unknown),
    [] ).

cnf(156780504,plain,
    ( ~ quotient(A,B,C)
    | less_equal(C,A) ),
    inference(rewrite,[status(thm)],[divisor_existence]),
    [] ).

fof(x_divde_zero_is_x,plain,
    ! [A] : quotient(A,zero,A),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN007-2.tptp',unknown),
    [] ).

cnf(156843976,plain,
    quotient(A,zero,A),
    inference(rewrite,[status(thm)],[x_divde_zero_is_x]),
    [] ).

cnf(165015824,plain,
    less_equal(A,A),
    inference(resolution,[status(thm)],[156780504,156843976]),
    [] ).

cnf(166588864,plain,
    less_equal(divide(z,zqx),x),
    inference(resolution,[status(thm)],[166560248,165015824]),
    [] ).

cnf(167940464,plain,
    less_equal(divide(z,zqx),y),
    inference(resolution,[status(thm)],[165578952,166588864]),
    [] ).

cnf(180386024,plain,
    less_equal(zqy,zqx),
    inference(resolution,[status(thm)],[166543688,167940464]),
    [] ).

cnf(contradiction,plain,
    $false,
    inference(resolution,[status(thm)],[156876296,180386024]),
    [] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% Proof found in: 1 seconds
% START OF PROOF SEQUENCE
% fof(prove_zQyLEzQx,plain,(~less_equal(zqy,zqx)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN007-2.tptp',unknown),[]).
% 
% cnf(156876296,plain,(~less_equal(zqy,zqx)),inference(rewrite,[status(thm)],[prove_zQyLEzQx]),[]).
% 
% fof(xQyLEz_implies_xQzLEy,plain,(~quotient(A,B,C)|~less_equal(C,D)|~quotient(A,D,E)|less_equal(E,B)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN007-2.tptp',unknown),[]).
% 
% cnf(156856856,plain,(~quotient(A,B,C)|~less_equal(C,D)|~quotient(A,D,E)|less_equal(E,B)),inference(rewrite,[status(thm)],[xQyLEz_implies_xQzLEy]),[]).
% 
% fof(zQy,plain,(quotient(z,y,zqy)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN007-2.tptp',unknown),[]).
% 
% cnf(156864488,plain,(quotient(z,y,zqy)),inference(rewrite,[status(thm)],[zQy]),[]).
% 
% cnf(165717864,plain,(~quotient(z,A,B)|~less_equal(B,y)|less_equal(zqy,A)),inference(resolution,[status(thm)],[156856856,156864488]),[]).
% 
% fof(closure,plain,(quotient(A,B,divide(A,B))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN007-2.tptp',unknown),[]).
% 
% cnf(156819352,plain,(quotient(A,B,divide(A,B))),inference(rewrite,[status(thm)],[closure]),[]).
% 
% cnf(166543688,plain,(~less_equal(divide(z,A),y)|less_equal(zqy,A)),inference(resolution,[status(thm)],[165717864,156819352]),[]).
% 
% 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/HEN007-2.tptp',unknown),[]).
% 
% cnf(156848472,plain,(~less_equal(A,B)|~less_equal(B,C)|less_equal(A,C)),inference(rewrite,[status(thm)],[transitivity_of_less_equal]),[]).
% 
% fof(xLEy,plain,(less_equal(x,y)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN007-2.tptp',unknown),[]).
% 
% cnf(156860616,plain,(less_equal(x,y)),inference(rewrite,[status(thm)],[xLEy]),[]).
% 
% cnf(165578952,plain,(~less_equal(A,x)|less_equal(A,y)),inference(resolution,[status(thm)],[156848472,156860616]),[]).
% 
% fof(zQx,plain,(quotient(z,x,zqx)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN007-2.tptp',unknown),[]).
% 
% cnf(156763776,plain,(quotient(z,x,zqx)),inference(rewrite,[status(thm)],[zQx]),[]).
% 
% cnf(165794368,plain,(~less_equal(zqx,A)|~quotient(z,A,B)|less_equal(B,x)),inference(resolution,[status(thm)],[156856856,156763776]),[]).
% 
% cnf(166560248,plain,(~less_equal(zqx,A)|less_equal(divide(z,A),x)),inference(resolution,[status(thm)],[165794368,156819352]),[]).
% 
% fof(divisor_existence,plain,(~quotient(A,B,C)|less_equal(C,A)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN007-2.tptp',unknown),[]).
% 
% cnf(156780504,plain,(~quotient(A,B,C)|less_equal(C,A)),inference(rewrite,[status(thm)],[divisor_existence]),[]).
% 
% fof(x_divde_zero_is_x,plain,(quotient(A,zero,A)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/HEN/HEN007-2.tptp',unknown),[]).
% 
% cnf(156843976,plain,(quotient(A,zero,A)),inference(rewrite,[status(thm)],[x_divde_zero_is_x]),[]).
% 
% cnf(165015824,plain,(less_equal(A,A)),inference(resolution,[status(thm)],[156780504,156843976]),[]).
% 
% cnf(166588864,plain,(less_equal(divide(z,zqx),x)),inference(resolution,[status(thm)],[166560248,165015824]),[]).
% 
% cnf(167940464,plain,(less_equal(divide(z,zqx),y)),inference(resolution,[status(thm)],[165578952,166588864]),[]).
% 
% cnf(180386024,plain,(less_equal(zqy,zqx)),inference(resolution,[status(thm)],[166543688,167940464]),[]).
% 
% cnf(contradiction,plain,$false,inference(resolution,[status(thm)],[156876296,180386024]),[]).
% 
% END OF PROOF SEQUENCE
% 
%------------------------------------------------------------------------------