TSTP Solution File: LCL115-1 by Faust---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Faust---1.0
% Problem  : LCL115-1 : 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 13:42:50 EDT 2009

% Result   : Unsatisfiable 54.9s
% Output   : Refutation 54.9s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   13
%            Number of leaves      :    6
% Syntax   : Number of formulae    :   37 (  24 unt;   0 def)
%            Number of atoms       :   53 (   0 equ)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :   34 (  18   ~;  16   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    6 (   2 avg)
%            Maximal term depth    :    5 (   2 avg)
%            Number of predicates  :    2 (   1 usr;   1 prp; 0-1 aty)
%            Number of functors    :    4 (   4 usr;   2 con; 0-2 aty)
%            Number of variables   :   78 (  15 sgn  11   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Faust---1.0 format not known, defaulting to TPTP
fof(prove_mv_39,plain,
    ~ is_a_theorem(implies(not(implies(a,b)),not(b))),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/LCL/LCL115-1.tptp',unknown),
    [] ).

cnf(144477264,plain,
    ~ is_a_theorem(implies(not(implies(a,b)),not(b))),
    inference(rewrite,[status(thm)],[prove_mv_39]),
    [] ).

fof(condensed_detachment,plain,
    ! [A,B] :
      ( ~ is_a_theorem(implies(A,B))
      | ~ is_a_theorem(A)
      | is_a_theorem(B) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/LCL/LCL115-1.tptp',unknown),
    [] ).

cnf(144452728,plain,
    ( ~ is_a_theorem(implies(A,B))
    | ~ is_a_theorem(A)
    | is_a_theorem(B) ),
    inference(rewrite,[status(thm)],[condensed_detachment]),
    [] ).

fof(mv_5,plain,
    ! [A,B] : is_a_theorem(implies(implies(not(A),not(B)),implies(B,A))),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/LCL/LCL115-1.tptp',unknown),
    [] ).

cnf(144473432,plain,
    is_a_theorem(implies(implies(not(A),not(B)),implies(B,A))),
    inference(rewrite,[status(thm)],[mv_5]),
    [] ).

cnf(152331216,plain,
    ( ~ is_a_theorem(implies(not(A),not(B)))
    | is_a_theorem(implies(B,A)) ),
    inference(resolution,[status(thm)],[144452728,144473432]),
    [] ).

fof(mv_1,plain,
    ! [A,B] : is_a_theorem(implies(A,implies(B,A))),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/LCL/LCL115-1.tptp',unknown),
    [] ).

cnf(144457512,plain,
    is_a_theorem(implies(A,implies(B,A))),
    inference(rewrite,[status(thm)],[mv_1]),
    [] ).

cnf(152240336,plain,
    ( ~ is_a_theorem(A)
    | is_a_theorem(implies(B,A)) ),
    inference(resolution,[status(thm)],[144452728,144457512]),
    [] ).

cnf(152704488,plain,
    ( ~ is_a_theorem(A)
    | ~ is_a_theorem(implies(implies(B,A),C))
    | is_a_theorem(C) ),
    inference(resolution,[status(thm)],[152240336,144452728]),
    [] ).

fof(mv_3,plain,
    ! [A,B] : is_a_theorem(implies(implies(implies(A,B),B),implies(implies(B,A),A))),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/LCL/LCL115-1.tptp',unknown),
    [] ).

cnf(144465648,plain,
    is_a_theorem(implies(implies(implies(A,B),B),implies(implies(B,A),A))),
    inference(rewrite,[status(thm)],[mv_3]),
    [] ).

cnf(156840744,plain,
    ( ~ is_a_theorem(A)
    | is_a_theorem(implies(implies(A,B),B)) ),
    inference(resolution,[status(thm)],[152704488,144465648]),
    [] ).

cnf(152259728,plain,
    ( ~ is_a_theorem(implies(implies(B,implies(C,B)),A))
    | is_a_theorem(A) ),
    inference(resolution,[status(thm)],[144452728,144457512]),
    [] ).

fof(mv_2,plain,
    ! [A,B,C] : is_a_theorem(implies(implies(A,B),implies(implies(B,C),implies(A,C)))),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/LCL/LCL115-1.tptp',unknown),
    [] ).

cnf(144461640,plain,
    is_a_theorem(implies(implies(A,B),implies(implies(B,C),implies(A,C)))),
    inference(rewrite,[status(thm)],[mv_2]),
    [] ).

cnf(152927280,plain,
    is_a_theorem(implies(implies(implies(B,A),C),implies(A,C))),
    inference(resolution,[status(thm)],[152259728,144461640]),
    [] ).

cnf(154672936,plain,
    ( ~ is_a_theorem(implies(implies(B,A),C))
    | is_a_theorem(implies(A,C)) ),
    inference(resolution,[status(thm)],[152927280,144452728]),
    [] ).

cnf(152626128,plain,
    ( ~ is_a_theorem(implies(implies(A,B),B))
    | is_a_theorem(implies(implies(B,A),A)) ),
    inference(resolution,[status(thm)],[144452728,144465648]),
    [] ).

cnf(152671152,plain,
    is_a_theorem(implies(A,implies(B,implies(C,B)))),
    inference(resolution,[status(thm)],[152240336,144457512]),
    [] ).

cnf(158127120,plain,
    is_a_theorem(implies(implies(implies(B,implies(C,B)),A),A)),
    inference(resolution,[status(thm)],[152626128,152671152]),
    [] ).

cnf(165258688,plain,
    is_a_theorem(implies(A,A)),
    inference(resolution,[status(thm)],[154672936,158127120]),
    [] ).

cnf(165367920,plain,
    is_a_theorem(implies(implies(implies(B,B),A),A)),
    inference(resolution,[status(thm)],[156840744,165258688]),
    [] ).

cnf(165548560,plain,
    ( ~ is_a_theorem(implies(implies(implies(implies(C,C),B),B),A))
    | is_a_theorem(A) ),
    inference(resolution,[status(thm)],[144452728,165367920]),
    [] ).

cnf(152588384,plain,
    ( ~ is_a_theorem(implies(A,B))
    | is_a_theorem(implies(implies(B,C),implies(A,C))) ),
    inference(resolution,[status(thm)],[144452728,144461640]),
    [] ).

cnf(152350560,plain,
    ( ~ is_a_theorem(implies(implies(implies(not(B),not(C)),implies(C,B)),A))
    | is_a_theorem(A) ),
    inference(resolution,[status(thm)],[144452728,144473432]),
    [] ).

cnf(158986672,plain,
    is_a_theorem(implies(not(B),implies(B,A))),
    inference(resolution,[status(thm)],[152350560,152927280]),
    [] ).

cnf(159509296,plain,
    is_a_theorem(implies(implies(implies(B,A),C),implies(not(B),C))),
    inference(resolution,[status(thm)],[158986672,152588384]),
    [] ).

cnf(168792800,plain,
    is_a_theorem(implies(not(not(A)),implies(B,A))),
    inference(resolution,[status(thm)],[152350560,159509296]),
    [] ).

cnf(169518352,plain,
    is_a_theorem(implies(implies(implies(C,B),A),implies(not(not(B)),A))),
    inference(resolution,[status(thm)],[152588384,168792800]),
    [] ).

cnf(257096280,plain,
    is_a_theorem(implies(not(not(A)),A)),
    inference(resolution,[status(thm)],[165548560,169518352]),
    [] ).

cnf(257737704,plain,
    is_a_theorem(implies(A,not(not(A)))),
    inference(resolution,[status(thm)],[152331216,257096280]),
    [] ).

cnf(258312912,plain,
    ( ~ is_a_theorem(implies(implies(B,not(not(B))),A))
    | is_a_theorem(A) ),
    inference(resolution,[status(thm)],[144452728,257737704]),
    [] ).

cnf(260223216,plain,
    is_a_theorem(implies(not(not(A)),not(not(implies(B,A))))),
    inference(resolution,[status(thm)],[258312912,169518352]),
    [] ).

cnf(359012720,plain,
    is_a_theorem(implies(not(implies(B,A)),not(A))),
    inference(resolution,[status(thm)],[152331216,260223216]),
    [] ).

cnf(contradiction,plain,
    $false,
    inference(resolution,[status(thm)],[144477264,359012720]),
    [] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% Proof found in: 54 seconds
% START OF PROOF SEQUENCE
% fof(prove_mv_39,plain,(~is_a_theorem(implies(not(implies(a,b)),not(b)))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/LCL/LCL115-1.tptp',unknown),[]).
% 
% cnf(144477264,plain,(~is_a_theorem(implies(not(implies(a,b)),not(b)))),inference(rewrite,[status(thm)],[prove_mv_39]),[]).
% 
% fof(condensed_detachment,plain,(~is_a_theorem(implies(A,B))|~is_a_theorem(A)|is_a_theorem(B)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/LCL/LCL115-1.tptp',unknown),[]).
% 
% cnf(144452728,plain,(~is_a_theorem(implies(A,B))|~is_a_theorem(A)|is_a_theorem(B)),inference(rewrite,[status(thm)],[condensed_detachment]),[]).
% 
% fof(mv_5,plain,(is_a_theorem(implies(implies(not(A),not(B)),implies(B,A)))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/LCL/LCL115-1.tptp',unknown),[]).
% 
% cnf(144473432,plain,(is_a_theorem(implies(implies(not(A),not(B)),implies(B,A)))),inference(rewrite,[status(thm)],[mv_5]),[]).
% 
% cnf(152331216,plain,(~is_a_theorem(implies(not(A),not(B)))|is_a_theorem(implies(B,A))),inference(resolution,[status(thm)],[144452728,144473432]),[]).
% 
% fof(mv_1,plain,(is_a_theorem(implies(A,implies(B,A)))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/LCL/LCL115-1.tptp',unknown),[]).
% 
% cnf(144457512,plain,(is_a_theorem(implies(A,implies(B,A)))),inference(rewrite,[status(thm)],[mv_1]),[]).
% 
% cnf(152240336,plain,(~is_a_theorem(A)|is_a_theorem(implies(B,A))),inference(resolution,[status(thm)],[144452728,144457512]),[]).
% 
% cnf(152704488,plain,(~is_a_theorem(A)|~is_a_theorem(implies(implies(B,A),C))|is_a_theorem(C)),inference(resolution,[status(thm)],[152240336,144452728]),[]).
% 
% fof(mv_3,plain,(is_a_theorem(implies(implies(implies(A,B),B),implies(implies(B,A),A)))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/LCL/LCL115-1.tptp',unknown),[]).
% 
% cnf(144465648,plain,(is_a_theorem(implies(implies(implies(A,B),B),implies(implies(B,A),A)))),inference(rewrite,[status(thm)],[mv_3]),[]).
% 
% cnf(156840744,plain,(~is_a_theorem(A)|is_a_theorem(implies(implies(A,B),B))),inference(resolution,[status(thm)],[152704488,144465648]),[]).
% 
% cnf(152259728,plain,(~is_a_theorem(implies(implies(B,implies(C,B)),A))|is_a_theorem(A)),inference(resolution,[status(thm)],[144452728,144457512]),[]).
% 
% fof(mv_2,plain,(is_a_theorem(implies(implies(A,B),implies(implies(B,C),implies(A,C))))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/LCL/LCL115-1.tptp',unknown),[]).
% 
% cnf(144461640,plain,(is_a_theorem(implies(implies(A,B),implies(implies(B,C),implies(A,C))))),inference(rewrite,[status(thm)],[mv_2]),[]).
% 
% cnf(152927280,plain,(is_a_theorem(implies(implies(implies(B,A),C),implies(A,C)))),inference(resolution,[status(thm)],[152259728,144461640]),[]).
% 
% cnf(154672936,plain,(~is_a_theorem(implies(implies(B,A),C))|is_a_theorem(implies(A,C))),inference(resolution,[status(thm)],[152927280,144452728]),[]).
% 
% cnf(152626128,plain,(~is_a_theorem(implies(implies(A,B),B))|is_a_theorem(implies(implies(B,A),A))),inference(resolution,[status(thm)],[144452728,144465648]),[]).
% 
% cnf(152671152,plain,(is_a_theorem(implies(A,implies(B,implies(C,B))))),inference(resolution,[status(thm)],[152240336,144457512]),[]).
% 
% cnf(158127120,plain,(is_a_theorem(implies(implies(implies(B,implies(C,B)),A),A))),inference(resolution,[status(thm)],[152626128,152671152]),[]).
% 
% cnf(165258688,plain,(is_a_theorem(implies(A,A))),inference(resolution,[status(thm)],[154672936,158127120]),[]).
% 
% cnf(165367920,plain,(is_a_theorem(implies(implies(implies(B,B),A),A))),inference(resolution,[status(thm)],[156840744,165258688]),[]).
% 
% cnf(165548560,plain,(~is_a_theorem(implies(implies(implies(implies(C,C),B),B),A))|is_a_theorem(A)),inference(resolution,[status(thm)],[144452728,165367920]),[]).
% 
% cnf(152588384,plain,(~is_a_theorem(implies(A,B))|is_a_theorem(implies(implies(B,C),implies(A,C)))),inference(resolution,[status(thm)],[144452728,144461640]),[]).
% 
% cnf(152350560,plain,(~is_a_theorem(implies(implies(implies(not(B),not(C)),implies(C,B)),A))|is_a_theorem(A)),inference(resolution,[status(thm)],[144452728,144473432]),[]).
% 
% cnf(158986672,plain,(is_a_theorem(implies(not(B),implies(B,A)))),inference(resolution,[status(thm)],[152350560,152927280]),[]).
% 
% cnf(159509296,plain,(is_a_theorem(implies(implies(implies(B,A),C),implies(not(B),C)))),inference(resolution,[status(thm)],[158986672,152588384]),[]).
% 
% cnf(168792800,plain,(is_a_theorem(implies(not(not(A)),implies(B,A)))),inference(resolution,[status(thm)],[152350560,159509296]),[]).
% 
% cnf(169518352,plain,(is_a_theorem(implies(implies(implies(C,B),A),implies(not(not(B)),A)))),inference(resolution,[status(thm)],[152588384,168792800]),[]).
% 
% cnf(257096280,plain,(is_a_theorem(implies(not(not(A)),A))),inference(resolution,[status(thm)],[165548560,169518352]),[]).
% 
% cnf(257737704,plain,(is_a_theorem(implies(A,not(not(A))))),inference(resolution,[status(thm)],[152331216,257096280]),[]).
% 
% cnf(258312912,plain,(~is_a_theorem(implies(implies(B,not(not(B))),A))|is_a_theorem(A)),inference(resolution,[status(thm)],[144452728,257737704]),[]).
% 
% cnf(260223216,plain,(is_a_theorem(implies(not(not(A)),not(not(implies(B,A)))))),inference(resolution,[status(thm)],[258312912,169518352]),[]).
% 
% cnf(359012720,plain,(is_a_theorem(implies(not(implies(B,A)),not(A)))),inference(resolution,[status(thm)],[152331216,260223216]),[]).
% 
% cnf(contradiction,plain,$false,inference(resolution,[status(thm)],[144477264,359012720]),[]).
% 
% END OF PROOF SEQUENCE
% 
%------------------------------------------------------------------------------