TSTP Solution File: GEO225+1 by Faust---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Faust---1.0
% Problem  : GEO225+1 : TPTP v3.4.2. Released v3.3.0.
% 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 2.6.17-1.2142_FC4
% CPULimit : 600s
% DateTime : Wed May  6 12:03:44 EDT 2009

% Result   : Theorem 0.1s
% Output   : Refutation 0.1s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    4
%            Number of leaves      :    3
% Syntax   : Number of formulae    :   11 (   5 unt;   0 def)
%            Number of atoms       :   65 (   0 equ)
%            Maximal formula atoms :   50 (   5 avg)
%            Number of connectives :   64 (  10   ~;  30   |;  24   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   27 (   5 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    5 (   4 usr;   1 prp; 0-2 aty)
%            Number of functors    :    3 (   3 usr;   2 con; 0-2 aty)
%            Number of variables   :   10 (   0 sgn   5   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Faust---1.0 format not known, defaulting to TPTP
fof(ci2,plain,
    ! [A,B] :
      ( ~ distinct_points(A,B)
      | ~ apart_point_and_line(B,line_connecting(A,B)) ),
    file('/tmp/SystemOnTPTP14608/GEO225+1.p',unknown),
    [] ).

cnf(174144072,plain,
    ( ~ distinct_points(A,B)
    | ~ apart_point_and_line(B,line_connecting(A,B)) ),
    inference(rewrite,[status(thm)],[ci2]),
    [] ).

fof(con,plain,
    ! [C] :
      ( ( point(a)
        | apart_point_and_line(a,C) )
      & ( point(b)
        | apart_point_and_line(a,C) )
      & ( distinct_points(a,b)
        | apart_point_and_line(a,C) )
      & ( apart_point_and_line(b,C)
        | apart_point_and_line(a,C) )
      & ( line(C)
        | apart_point_and_line(a,C) )
      & ( point(a)
        | line(C) )
      & ( point(b)
        | line(C) )
      & ( distinct_points(a,b)
        | line(C) )
      & ( apart_point_and_line(b,C)
        | line(C) )
      & ( line(C)
        | line(C) )
      & ( point(a)
        | point(a) )
      & ( point(b)
        | point(a) )
      & ( distinct_points(a,b)
        | point(a) )
      & ( apart_point_and_line(b,C)
        | point(a) )
      & ( line(C)
        | point(a) )
      & ( point(a)
        | point(b) )
      & ( point(b)
        | point(b) )
      & ( distinct_points(a,b)
        | point(b) )
      & ( apart_point_and_line(b,C)
        | point(b) )
      & ( line(C)
        | point(b) )
      & ( point(a)
        | distinct_points(a,b) )
      & ( point(b)
        | distinct_points(a,b) )
      & ( distinct_points(a,b)
        | distinct_points(a,b) )
      & ( apart_point_and_line(b,C)
        | distinct_points(a,b) )
      & ( line(C)
        | distinct_points(a,b) ) ),
    file('/tmp/SystemOnTPTP14608/GEO225+1.p',unknown),
    [] ).

cnf(174457192,plain,
    distinct_points(a,b),
    inference(rewrite,[status(thm)],[con]),
    [] ).

cnf(208766752,plain,
    ~ apart_point_and_line(b,line_connecting(a,b)),
    inference(resolution,[status(thm)],[174144072,174457192]),
    [] ).

cnf(174500744,plain,
    ( apart_point_and_line(b,C)
    | apart_point_and_line(a,C) ),
    inference(rewrite,[status(thm)],[con]),
    [] ).

fof(ci1,plain,
    ! [A,B] :
      ( ~ distinct_points(A,B)
      | ~ apart_point_and_line(A,line_connecting(A,B)) ),
    file('/tmp/SystemOnTPTP14608/GEO225+1.p',unknown),
    [] ).

cnf(174126608,plain,
    ( ~ distinct_points(A,B)
    | ~ apart_point_and_line(A,line_connecting(A,B)) ),
    inference(rewrite,[status(thm)],[ci1]),
    [] ).

cnf(208752888,plain,
    ~ apart_point_and_line(a,line_connecting(a,b)),
    inference(resolution,[status(thm)],[174126608,174457192]),
    [] ).

cnf(208808888,plain,
    apart_point_and_line(b,line_connecting(a,b)),
    inference(resolution,[status(thm)],[174500744,208752888]),
    [] ).

cnf(contradiction,plain,
    $false,
    inference(resolution,[status(thm)],[208766752,208808888]),
    [] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% Proof found in: 0 seconds
% START OF PROOF SEQUENCE
% fof(ci2,plain,(~distinct_points(A,B)|~apart_point_and_line(B,line_connecting(A,B))),file('/tmp/SystemOnTPTP14608/GEO225+1.p',unknown),[]).
% 
% cnf(174144072,plain,(~distinct_points(A,B)|~apart_point_and_line(B,line_connecting(A,B))),inference(rewrite,[status(thm)],[ci2]),[]).
% 
% fof(con,plain,(((point(a)|apart_point_and_line(a,C))&(point(b)|apart_point_and_line(a,C))&(distinct_points(a,b)|apart_point_and_line(a,C))&(apart_point_and_line(b,C)|apart_point_and_line(a,C))&(line(C)|apart_point_and_line(a,C))&(point(a)|line(C))&(point(b)|line(C))&(distinct_points(a,b)|line(C))&(apart_point_and_line(b,C)|line(C))&(line(C)|line(C))&(point(a)|point(a))&(point(b)|point(a))&(distinct_points(a,b)|point(a))&(apart_point_and_line(b,C)|point(a))&(line(C)|point(a))&(point(a)|point(b))&(point(b)|point(b))&(distinct_points(a,b)|point(b))&(apart_point_and_line(b,C)|point(b))&(line(C)|point(b))&(point(a)|distinct_points(a,b))&(point(b)|distinct_points(a,b))&(distinct_points(a,b)|distinct_points(a,b))&(apart_point_and_line(b,C)|distinct_points(a,b))&(line(C)|distinct_points(a,b)))),file('/tmp/SystemOnTPTP14608/GEO225+1.p',unknown),[]).
% 
% cnf(174457192,plain,(distinct_points(a,b)),inference(rewrite,[status(thm)],[con]),[]).
% 
% cnf(208766752,plain,(~apart_point_and_line(b,line_connecting(a,b))),inference(resolution,[status(thm)],[174144072,174457192]),[]).
% 
% cnf(174500744,plain,(apart_point_and_line(b,C)|apart_point_and_line(a,C)),inference(rewrite,[status(thm)],[con]),[]).
% 
% fof(ci1,plain,(~distinct_points(A,B)|~apart_point_and_line(A,line_connecting(A,B))),file('/tmp/SystemOnTPTP14608/GEO225+1.p',unknown),[]).
% 
% cnf(174126608,plain,(~distinct_points(A,B)|~apart_point_and_line(A,line_connecting(A,B))),inference(rewrite,[status(thm)],[ci1]),[]).
% 
% cnf(208752888,plain,(~apart_point_and_line(a,line_connecting(a,b))),inference(resolution,[status(thm)],[174126608,174457192]),[]).
% 
% cnf(208808888,plain,(apart_point_and_line(b,line_connecting(a,b))),inference(resolution,[status(thm)],[174500744,208752888]),[]).
% 
% cnf(contradiction,plain,$false,inference(resolution,[status(thm)],[208766752,208808888]),[]).
% 
% END OF PROOF SEQUENCE
% 
%------------------------------------------------------------------------------