TSTP Solution File: GEO261+3 by Drodi---3.5.1

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Drodi---3.5.1
% Problem  : GEO261+3 : TPTP v8.1.2. Released v4.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s

% Computer : n013.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Wed May 31 12:08:36 EDT 2023

% Result   : Theorem 0.12s 0.35s
% Output   : CNFRefutation 0.12s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    9
%            Number of leaves      :    5
% Syntax   : Number of formulae    :   28 (   4 unt;   0 def)
%            Number of atoms       :   82 (   0 equ)
%            Maximal formula atoms :    6 (   2 avg)
%            Number of connectives :   90 (  36   ~;  26   |;  23   &)
%                                         (   2 <=>;   3  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   6 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    8 (   7 usr;   1 prp; 0-4 aty)
%            Number of functors    :    6 (   6 usr;   5 con; 0-1 aty)
%            Number of variables   :   68 (;  58   !;  10   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f1,axiom,
    ! [X,Y] :
      ( unequally_directed_opposite_lines(X,Y)
    <=> unequally_directed_lines(X,reverse_line(Y)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f7,axiom,
    ! [L,M] :
      ( convergent_lines(L,M)
    <=> ( unequally_directed_lines(L,M)
        & unequally_directed_opposite_lines(L,M) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f19,axiom,
    ! [L,M] :
      ( ( unequally_directed_lines(L,M)
        & unequally_directed_lines(L,reverse_line(M)) )
     => ( left_convergent_lines(L,M)
        | left_convergent_lines(L,reverse_line(M)) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f21,axiom,
    ! [L,M] :
      ~ ( left_convergent_lines(L,M)
        | left_convergent_lines(L,reverse_line(M)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f37,conjecture,
    ! [L,M,A,B,C] :
      ( ( between_on_line(L,A,B,C)
        & convergent_lines(L,M)
        & incident_point_and_line(B,M) )
     => divides_points(M,A,C) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f38,negated_conjecture,
    ~ ! [L,M,A,B,C] :
        ( ( between_on_line(L,A,B,C)
          & convergent_lines(L,M)
          & incident_point_and_line(B,M) )
       => divides_points(M,A,C) ),
    inference(negated_conjecture,[status(cth)],[f37]) ).

fof(f39,plain,
    ! [X,Y] :
      ( ( ~ unequally_directed_opposite_lines(X,Y)
        | unequally_directed_lines(X,reverse_line(Y)) )
      & ( unequally_directed_opposite_lines(X,Y)
        | ~ unequally_directed_lines(X,reverse_line(Y)) ) ),
    inference(NNF_transformation,[status(esa)],[f1]) ).

fof(f40,plain,
    ( ! [X,Y] :
        ( ~ unequally_directed_opposite_lines(X,Y)
        | unequally_directed_lines(X,reverse_line(Y)) )
    & ! [X,Y] :
        ( unequally_directed_opposite_lines(X,Y)
        | ~ unequally_directed_lines(X,reverse_line(Y)) ) ),
    inference(miniscoping,[status(esa)],[f39]) ).

fof(f41,plain,
    ! [X0,X1] :
      ( ~ unequally_directed_opposite_lines(X0,X1)
      | unequally_directed_lines(X0,reverse_line(X1)) ),
    inference(cnf_transformation,[status(esa)],[f40]) ).

fof(f64,plain,
    ! [L,M] :
      ( ( ~ convergent_lines(L,M)
        | ( unequally_directed_lines(L,M)
          & unequally_directed_opposite_lines(L,M) ) )
      & ( convergent_lines(L,M)
        | ~ unequally_directed_lines(L,M)
        | ~ unequally_directed_opposite_lines(L,M) ) ),
    inference(NNF_transformation,[status(esa)],[f7]) ).

fof(f65,plain,
    ( ! [L,M] :
        ( ~ convergent_lines(L,M)
        | ( unequally_directed_lines(L,M)
          & unequally_directed_opposite_lines(L,M) ) )
    & ! [L,M] :
        ( convergent_lines(L,M)
        | ~ unequally_directed_lines(L,M)
        | ~ unequally_directed_opposite_lines(L,M) ) ),
    inference(miniscoping,[status(esa)],[f64]) ).

fof(f66,plain,
    ! [X0,X1] :
      ( ~ convergent_lines(X0,X1)
      | unequally_directed_lines(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f65]) ).

fof(f67,plain,
    ! [X0,X1] :
      ( ~ convergent_lines(X0,X1)
      | unequally_directed_opposite_lines(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f65]) ).

fof(f111,plain,
    ! [L,M] :
      ( ~ unequally_directed_lines(L,M)
      | ~ unequally_directed_lines(L,reverse_line(M))
      | left_convergent_lines(L,M)
      | left_convergent_lines(L,reverse_line(M)) ),
    inference(pre_NNF_transformation,[status(esa)],[f19]) ).

fof(f112,plain,
    ! [X0,X1] :
      ( ~ unequally_directed_lines(X0,X1)
      | ~ unequally_directed_lines(X0,reverse_line(X1))
      | left_convergent_lines(X0,X1)
      | left_convergent_lines(X0,reverse_line(X1)) ),
    inference(cnf_transformation,[status(esa)],[f111]) ).

fof(f117,plain,
    ! [L,M] :
      ( ~ left_convergent_lines(L,M)
      & ~ left_convergent_lines(L,reverse_line(M)) ),
    inference(pre_NNF_transformation,[status(esa)],[f21]) ).

fof(f118,plain,
    ( ! [L,M] : ~ left_convergent_lines(L,M)
    & ! [L,M] : ~ left_convergent_lines(L,reverse_line(M)) ),
    inference(miniscoping,[status(esa)],[f117]) ).

fof(f119,plain,
    ! [X0,X1] : ~ left_convergent_lines(X0,X1),
    inference(cnf_transformation,[status(esa)],[f118]) ).

fof(f152,plain,
    ? [L,M,A,B,C] :
      ( between_on_line(L,A,B,C)
      & convergent_lines(L,M)
      & incident_point_and_line(B,M)
      & ~ divides_points(M,A,C) ),
    inference(pre_NNF_transformation,[status(esa)],[f38]) ).

fof(f153,plain,
    ? [M,A,C] :
      ( ? [B] :
          ( ? [L] :
              ( between_on_line(L,A,B,C)
              & convergent_lines(L,M) )
          & incident_point_and_line(B,M) )
      & ~ divides_points(M,A,C) ),
    inference(miniscoping,[status(esa)],[f152]) ).

fof(f154,plain,
    ( between_on_line(sk0_4,sk0_1,sk0_3,sk0_2)
    & convergent_lines(sk0_4,sk0_0)
    & incident_point_and_line(sk0_3,sk0_0)
    & ~ divides_points(sk0_0,sk0_1,sk0_2) ),
    inference(skolemization,[status(esa)],[f153]) ).

fof(f156,plain,
    convergent_lines(sk0_4,sk0_0),
    inference(cnf_transformation,[status(esa)],[f154]) ).

fof(f170,plain,
    ! [X0,X1] :
      ( ~ unequally_directed_lines(X0,X1)
      | ~ unequally_directed_lines(X0,reverse_line(X1))
      | left_convergent_lines(X0,reverse_line(X1)) ),
    inference(backward_subsumption_resolution,[status(thm)],[f112,f119]) ).

fof(f171,plain,
    ! [X0,X1] :
      ( ~ unequally_directed_lines(X0,X1)
      | ~ unequally_directed_lines(X0,reverse_line(X1)) ),
    inference(forward_subsumption_resolution,[status(thm)],[f170,f119]) ).

fof(f215,plain,
    ! [X0,X1] :
      ( ~ unequally_directed_lines(X0,X1)
      | ~ unequally_directed_opposite_lines(X0,X1) ),
    inference(resolution,[status(thm)],[f171,f41]) ).

fof(f223,plain,
    ! [X0,X1] :
      ( ~ unequally_directed_lines(X0,X1)
      | ~ convergent_lines(X0,X1) ),
    inference(resolution,[status(thm)],[f215,f67]) ).

fof(f224,plain,
    ! [X0,X1] : ~ convergent_lines(X0,X1),
    inference(forward_subsumption_resolution,[status(thm)],[f223,f66]) ).

fof(f225,plain,
    $false,
    inference(backward_subsumption_resolution,[status(thm)],[f156,f224]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : GEO261+3 : TPTP v8.1.2. Released v4.0.0.
% 0.11/0.13  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.12/0.34  % Computer : n013.cluster.edu
% 0.12/0.34  % Model    : x86_64 x86_64
% 0.12/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34  % Memory   : 8042.1875MB
% 0.12/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34  % CPULimit : 300
% 0.12/0.34  % WCLimit  : 300
% 0.12/0.34  % DateTime : Tue May 30 11:59:20 EDT 2023
% 0.12/0.34  % CPUTime  : 
% 0.12/0.35  % Drodi V3.5.1
% 0.12/0.35  % Refutation found
% 0.12/0.35  % SZS status Theorem for theBenchmark: Theorem is valid
% 0.12/0.35  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.20/0.57  % Elapsed time: 0.013359 seconds
% 0.20/0.57  % CPU time: 0.041675 seconds
% 0.20/0.57  % Memory used: 2.486 MB
%------------------------------------------------------------------------------