TSTP Solution File: RNG003-1 by Faust---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Faust---1.0
% Problem  : RNG003-1 : TPTP v3.4.2. Released v1.0.0.
% Transfm  : none
% Format   : tptp
% Command  : faust %s

% Computer : art01.cs.miami.edu
% Model    : i686 i686
% CPU      : Intel(R) Pentium(R) 4 CPU 2.80GHz @ 2793MHz
% Memory   : 1003MB
% OS       : Linux 2.6.17-1.2142_FC4
% CPULimit : 600s
% DateTime : Wed May  6 15:19:07 EDT 2009

% Result   : Unsatisfiable 9.3s
% Output   : Refutation 9.3s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    6
%            Number of leaves      :   10
% Syntax   : Number of formulae    :   28 (  16 unt;   0 def)
%            Number of atoms       :   52 (   0 equ)
%            Maximal formula atoms :    4 (   1 avg)
%            Number of connectives :   53 (  29   ~;  24   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   11 (   3 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    3 (   1 usr;   1 prp; 0-3 aty)
%            Number of functors    :    6 (   6 usr;   5 con; 0-1 aty)
%            Number of variables   :   55 (   1 sgn  22   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Faust---1.0 format not known, defaulting to TPTP
fof(right_inverse,plain,
    ! [A] : sum(A,additive_inverse(A),additive_identity),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/RNG/RNG003-1.tptp',unknown),
    [] ).

cnf(165075480,plain,
    sum(A,additive_inverse(A),additive_identity),
    inference(rewrite,[status(thm)],[right_inverse]),
    [] ).

fof(b_plus_c_is_d,plain,
    sum(b,c,d),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/RNG/RNG003-1.tptp',unknown),
    [] ).

cnf(165163704,plain,
    sum(b,c,d),
    inference(rewrite,[status(thm)],[b_plus_c_is_d]),
    [] ).

fof(associativity_of_addition2,plain,
    ! [A,B,C,D,E,F] :
      ( ~ sum(A,B,C)
      | ~ sum(B,D,E)
      | ~ sum(A,E,F)
      | sum(C,D,F) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/RNG/RNG003-1.tptp',unknown),
    [] ).

cnf(165093712,plain,
    ( ~ sum(A,B,C)
    | ~ sum(B,D,E)
    | ~ sum(A,E,F)
    | sum(C,D,F) ),
    inference(rewrite,[status(thm)],[associativity_of_addition2]),
    [] ).

fof(additive_identity2,plain,
    ! [A] : sum(A,additive_identity,A),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/RNG/RNG003-1.tptp',unknown),
    [] ).

cnf(165059072,plain,
    sum(A,additive_identity,A),
    inference(rewrite,[status(thm)],[additive_identity2]),
    [] ).

cnf(173215168,plain,
    ( ~ sum(A,B,C)
    | ~ sum(B,D,additive_identity)
    | sum(C,D,A) ),
    inference(resolution,[status(thm)],[165093712,165059072]),
    [] ).

cnf(252326896,plain,
    ( ~ sum(c,A,additive_identity)
    | sum(d,A,b) ),
    inference(resolution,[status(thm)],[165163704,173215168]),
    [] ).

fof(addition_is_well_defined,plain,
    ! [A,B,C,D] :
      ( ~ sum(A,B,C)
      | ~ sum(A,B,D)
      | $equal(D,C) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/RNG/RNG003-1.tptp',unknown),
    [] ).

cnf(165146672,plain,
    ( ~ sum(A,B,C)
    | ~ sum(A,B,D)
    | $equal(D,C) ),
    inference(rewrite,[status(thm)],[addition_is_well_defined]),
    [] ).

fof(additive_identity1,plain,
    ! [A] : sum(additive_identity,A,A),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/RNG/RNG003-1.tptp',unknown),
    [] ).

cnf(165054840,plain,
    sum(additive_identity,A,A),
    inference(rewrite,[status(thm)],[additive_identity1]),
    [] ).

cnf(172980320,plain,
    ( ~ sum(additive_identity,A,B)
    | $equal(B,A) ),
    inference(resolution,[status(thm)],[165146672,165054840]),
    [] ).

fof(prove_a_equals_b,plain,
    ~ $equal(b,a),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/RNG/RNG003-1.tptp',unknown),
    [] ).

cnf(165168280,plain,
    ~ $equal(b,a),
    inference(rewrite,[status(thm)],[prove_a_equals_b]),
    [] ).

cnf(174477696,plain,
    ~ sum(additive_identity,a,b),
    inference(resolution,[status(thm)],[172980320,165168280]),
    [] ).

fof(commutativity_of_addition,plain,
    ! [A,B,C] :
      ( ~ sum(A,B,C)
      | sum(B,A,C) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/RNG/RNG003-1.tptp',unknown),
    [] ).

cnf(165097864,plain,
    ( ~ sum(A,B,C)
    | sum(B,A,C) ),
    inference(rewrite,[status(thm)],[commutativity_of_addition]),
    [] ).

cnf(174612560,plain,
    ~ sum(a,additive_identity,b),
    inference(resolution,[status(thm)],[174477696,165097864]),
    [] ).

fof(associativity_of_addition1,plain,
    ! [A,B,C,D,E,F] :
      ( ~ sum(A,B,C)
      | ~ sum(B,D,E)
      | ~ sum(C,D,F)
      | sum(A,E,F) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/RNG/RNG003-1.tptp',unknown),
    [] ).

cnf(165089176,plain,
    ( ~ sum(A,B,C)
    | ~ sum(B,D,E)
    | ~ sum(C,D,F)
    | sum(A,E,F) ),
    inference(rewrite,[status(thm)],[associativity_of_addition1]),
    [] ).

fof(a_plus_c_is_d,plain,
    sum(a,c,d),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/RNG/RNG003-1.tptp',unknown),
    [] ).

cnf(165051888,plain,
    sum(a,c,d),
    inference(rewrite,[status(thm)],[a_plus_c_is_d]),
    [] ).

cnf(173377992,plain,
    ( ~ sum(c,A,B)
    | ~ sum(d,A,C)
    | sum(a,B,C) ),
    inference(resolution,[status(thm)],[165089176,165051888]),
    [] ).

cnf(257970136,plain,
    ~ sum(c,A,additive_identity),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[252326896,174612560,173377992]),
    [] ).

cnf(contradiction,plain,
    $false,
    inference(resolution,[status(thm)],[165075480,257970136]),
    [] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% Proof found in: 9 seconds
% START OF PROOF SEQUENCE
% fof(right_inverse,plain,(sum(A,additive_inverse(A),additive_identity)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/RNG/RNG003-1.tptp',unknown),[]).
% 
% cnf(165075480,plain,(sum(A,additive_inverse(A),additive_identity)),inference(rewrite,[status(thm)],[right_inverse]),[]).
% 
% fof(b_plus_c_is_d,plain,(sum(b,c,d)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/RNG/RNG003-1.tptp',unknown),[]).
% 
% cnf(165163704,plain,(sum(b,c,d)),inference(rewrite,[status(thm)],[b_plus_c_is_d]),[]).
% 
% fof(associativity_of_addition2,plain,(~sum(A,B,C)|~sum(B,D,E)|~sum(A,E,F)|sum(C,D,F)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/RNG/RNG003-1.tptp',unknown),[]).
% 
% cnf(165093712,plain,(~sum(A,B,C)|~sum(B,D,E)|~sum(A,E,F)|sum(C,D,F)),inference(rewrite,[status(thm)],[associativity_of_addition2]),[]).
% 
% fof(additive_identity2,plain,(sum(A,additive_identity,A)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/RNG/RNG003-1.tptp',unknown),[]).
% 
% cnf(165059072,plain,(sum(A,additive_identity,A)),inference(rewrite,[status(thm)],[additive_identity2]),[]).
% 
% cnf(173215168,plain,(~sum(A,B,C)|~sum(B,D,additive_identity)|sum(C,D,A)),inference(resolution,[status(thm)],[165093712,165059072]),[]).
% 
% cnf(252326896,plain,(~sum(c,A,additive_identity)|sum(d,A,b)),inference(resolution,[status(thm)],[165163704,173215168]),[]).
% 
% fof(addition_is_well_defined,plain,(~sum(A,B,C)|~sum(A,B,D)|$equal(D,C)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/RNG/RNG003-1.tptp',unknown),[]).
% 
% cnf(165146672,plain,(~sum(A,B,C)|~sum(A,B,D)|$equal(D,C)),inference(rewrite,[status(thm)],[addition_is_well_defined]),[]).
% 
% fof(additive_identity1,plain,(sum(additive_identity,A,A)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/RNG/RNG003-1.tptp',unknown),[]).
% 
% cnf(165054840,plain,(sum(additive_identity,A,A)),inference(rewrite,[status(thm)],[additive_identity1]),[]).
% 
% cnf(172980320,plain,(~sum(additive_identity,A,B)|$equal(B,A)),inference(resolution,[status(thm)],[165146672,165054840]),[]).
% 
% fof(prove_a_equals_b,plain,(~$equal(b,a)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/RNG/RNG003-1.tptp',unknown),[]).
% 
% cnf(165168280,plain,(~$equal(b,a)),inference(rewrite,[status(thm)],[prove_a_equals_b]),[]).
% 
% cnf(174477696,plain,(~sum(additive_identity,a,b)),inference(resolution,[status(thm)],[172980320,165168280]),[]).
% 
% fof(commutativity_of_addition,plain,(~sum(A,B,C)|sum(B,A,C)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/RNG/RNG003-1.tptp',unknown),[]).
% 
% cnf(165097864,plain,(~sum(A,B,C)|sum(B,A,C)),inference(rewrite,[status(thm)],[commutativity_of_addition]),[]).
% 
% cnf(174612560,plain,(~sum(a,additive_identity,b)),inference(resolution,[status(thm)],[174477696,165097864]),[]).
% 
% fof(associativity_of_addition1,plain,(~sum(A,B,C)|~sum(B,D,E)|~sum(C,D,F)|sum(A,E,F)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/RNG/RNG003-1.tptp',unknown),[]).
% 
% cnf(165089176,plain,(~sum(A,B,C)|~sum(B,D,E)|~sum(C,D,F)|sum(A,E,F)),inference(rewrite,[status(thm)],[associativity_of_addition1]),[]).
% 
% fof(a_plus_c_is_d,plain,(sum(a,c,d)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/RNG/RNG003-1.tptp',unknown),[]).
% 
% cnf(165051888,plain,(sum(a,c,d)),inference(rewrite,[status(thm)],[a_plus_c_is_d]),[]).
% 
% cnf(173377992,plain,(~sum(c,A,B)|~sum(d,A,C)|sum(a,B,C)),inference(resolution,[status(thm)],[165089176,165051888]),[]).
% 
% cnf(257970136,plain,(~sum(c,A,additive_identity)),inference(forward_subsumption_resolution__resolution,[status(thm)],[252326896,174612560,173377992]),[]).
% 
% cnf(contradiction,plain,$false,inference(resolution,[status(thm)],[165075480,257970136]),[]).
% 
% END OF PROOF SEQUENCE
% 
%------------------------------------------------------------------------------