TSTP Solution File: COL052-2 by Faust---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Faust---1.0
% Problem  : COL052-2 : 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 11:32:44 EDT 2009

% Result   : Unsatisfiable 0.1s
% Output   : Refutation 0.1s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    5
%            Number of leaves      :    6
% Syntax   : Number of formulae    :   18 (  14 unt;   0 def)
%            Number of atoms       :   22 (   0 equ)
%            Maximal formula atoms :    2 (   1 avg)
%            Number of connectives :   12 (   8   ~;   4   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    5 (   2 avg)
%            Maximal term depth    :    4 (   2 avg)
%            Number of predicates  :    3 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   3 con; 0-2 aty)
%            Number of variables   :   20 (   0 sgn   7   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Faust---1.0 format not known, defaulting to TPTP
fof(agreeable1,plain,
    ! [A,B] :
      ( ~ agreeable(A)
      | $equal(response(B,common_bird(B)),response(A,common_bird(B))) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/COL/COL052-2.tptp',unknown),
    [] ).

cnf(162761400,plain,
    ( ~ agreeable(A)
    | $equal(response(B,common_bird(B)),response(A,common_bird(B))) ),
    inference(rewrite,[status(thm)],[agreeable1]),
    [] ).

fof(c_is_agreeable,plain,
    agreeable(c),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/COL/COL052-2.tptp',unknown),
    [] ).

cnf(162776832,plain,
    agreeable(c),
    inference(rewrite,[status(thm)],[c_is_agreeable]),
    [] ).

cnf(170567616,plain,
    $equal(response(A,common_bird(A)),response(c,common_bird(A))),
    inference(resolution,[status(thm)],[162761400,162776832]),
    [] ).

fof(c_composes_a_with_b,plain,
    $equal(compose(a,b),c),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/COL/COL052-2.tptp',unknown),
    [] ).

cnf(162784808,plain,
    $equal(compose(a,b),c),
    inference(rewrite,[status(thm)],[c_composes_a_with_b]),
    [] ).

cnf(171072936,plain,
    $equal(response(A,common_bird(A)),response(compose(a,b),common_bird(A))),
    inference(paramodulation,[status(thm)],[170567616,162784808,theory(equality)]),
    [] ).

fof(composer_exists,plain,
    ! [A,B,C] : $equal(response(A,response(B,C)),response(compose(A,B),C)),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/COL/COL052-2.tptp',unknown),
    [] ).

cnf(162737456,plain,
    $equal(response(A,response(B,C)),response(compose(A,B),C)),
    inference(rewrite,[status(thm)],[composer_exists]),
    [] ).

cnf(171394720,plain,
    $equal(response(A,common_bird(A)),response(a,response(b,common_bird(A)))),
    inference(paramodulation,[status(thm)],[171072936,162737456,theory(equality)]),
    [] ).

fof(agreeable2,plain,
    ! [A,B] :
      ( ~ $equal(response(compatible(A),B),response(A,B))
      | agreeable(A) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/COL/COL052-2.tptp',unknown),
    [] ).

cnf(162768016,plain,
    ( ~ $equal(response(compatible(A),B),response(A,B))
    | agreeable(A) ),
    inference(rewrite,[status(thm)],[agreeable2]),
    [] ).

fof(prove_a_is_agreeable,plain,
    ~ agreeable(a),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/COL/COL052-2.tptp',unknown),
    [] ).

cnf(162780832,plain,
    ~ agreeable(a),
    inference(rewrite,[status(thm)],[prove_a_is_agreeable]),
    [] ).

cnf(170596752,plain,
    ~ $equal(response(compatible(a),A),response(a,A)),
    inference(resolution,[status(thm)],[162768016,162780832]),
    [] ).

cnf(170727936,plain,
    ~ $equal(response(compose(compatible(a),A),B),response(a,response(A,B))),
    inference(paramodulation,[status(thm)],[170596752,162737456,theory(equality)]),
    [] ).

cnf(contradiction,plain,
    $false,
    inference(resolution,[status(thm)],[171394720,170727936]),
    [] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% Proof found in: 0 seconds
% START OF PROOF SEQUENCE
% fof(agreeable1,plain,(~agreeable(A)|$equal(response(B,common_bird(B)),response(A,common_bird(B)))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/COL/COL052-2.tptp',unknown),[]).
% 
% cnf(162761400,plain,(~agreeable(A)|$equal(response(B,common_bird(B)),response(A,common_bird(B)))),inference(rewrite,[status(thm)],[agreeable1]),[]).
% 
% fof(c_is_agreeable,plain,(agreeable(c)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/COL/COL052-2.tptp',unknown),[]).
% 
% cnf(162776832,plain,(agreeable(c)),inference(rewrite,[status(thm)],[c_is_agreeable]),[]).
% 
% cnf(170567616,plain,($equal(response(A,common_bird(A)),response(c,common_bird(A)))),inference(resolution,[status(thm)],[162761400,162776832]),[]).
% 
% fof(c_composes_a_with_b,plain,($equal(compose(a,b),c)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/COL/COL052-2.tptp',unknown),[]).
% 
% cnf(162784808,plain,($equal(compose(a,b),c)),inference(rewrite,[status(thm)],[c_composes_a_with_b]),[]).
% 
% cnf(171072936,plain,($equal(response(A,common_bird(A)),response(compose(a,b),common_bird(A)))),inference(paramodulation,[status(thm)],[170567616,162784808,theory(equality)]),[]).
% 
% fof(composer_exists,plain,($equal(response(A,response(B,C)),response(compose(A,B),C))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/COL/COL052-2.tptp',unknown),[]).
% 
% cnf(162737456,plain,($equal(response(A,response(B,C)),response(compose(A,B),C))),inference(rewrite,[status(thm)],[composer_exists]),[]).
% 
% cnf(171394720,plain,($equal(response(A,common_bird(A)),response(a,response(b,common_bird(A))))),inference(paramodulation,[status(thm)],[171072936,162737456,theory(equality)]),[]).
% 
% fof(agreeable2,plain,(~$equal(response(compatible(A),B),response(A,B))|agreeable(A)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/COL/COL052-2.tptp',unknown),[]).
% 
% cnf(162768016,plain,(~$equal(response(compatible(A),B),response(A,B))|agreeable(A)),inference(rewrite,[status(thm)],[agreeable2]),[]).
% 
% fof(prove_a_is_agreeable,plain,(~agreeable(a)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/COL/COL052-2.tptp',unknown),[]).
% 
% cnf(162780832,plain,(~agreeable(a)),inference(rewrite,[status(thm)],[prove_a_is_agreeable]),[]).
% 
% cnf(170596752,plain,(~$equal(response(compatible(a),A),response(a,A))),inference(resolution,[status(thm)],[162768016,162780832]),[]).
% 
% cnf(170727936,plain,(~$equal(response(compose(compatible(a),A),B),response(a,response(A,B)))),inference(paramodulation,[status(thm)],[170596752,162737456,theory(equality)]),[]).
% 
% cnf(contradiction,plain,$false,inference(resolution,[status(thm)],[171394720,170727936]),[]).
% 
% END OF PROOF SEQUENCE
% 
%------------------------------------------------------------------------------