TSTP Solution File: GEO214+2 by Drodi---3.5.1

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%------------------------------------------------------------------------------
% File     : Drodi---3.5.1
% Problem  : GEO214+2 : TPTP v8.1.2. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s

% Computer : n004.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 12:08:21 EDT 2023

% Result   : Theorem 0.10s 0.39s
% Output   : CNFRefutation 0.10s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   12
%            Number of leaves      :    6
% Syntax   : Number of formulae    :   33 (   6 unt;   0 def)
%            Number of atoms       :   88 (   0 equ)
%            Maximal formula atoms :    6 (   2 avg)
%            Number of connectives :   80 (  25   ~;  39   |;  11   &)
%                                         (   0 <=>;   5  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   5 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of predicates  :    4 (   3 usr;   1 prp; 0-2 aty)
%            Number of functors    :    2 (   2 usr;   2 con; 0-0 aty)
%            Number of variables   :   60 (;  58   !;   2   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f3,axiom,
    ! [X] : ~ convergent_lines(X,X),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f6,axiom,
    ! [X,Y,Z] :
      ( convergent_lines(X,Y)
     => ( convergent_lines(X,Z)
        | convergent_lines(Y,Z) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f16,axiom,
    ! [L,M] :
      ( convergent_lines(L,M)
      | unorthogonal_lines(L,M) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f17,axiom,
    ! [L,M,N] :
      ( ( convergent_lines(L,M)
        & unorthogonal_lines(L,M) )
     => ( ( convergent_lines(L,N)
          & unorthogonal_lines(L,N) )
        | ( convergent_lines(M,N)
          & unorthogonal_lines(M,N) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f21,conjecture,
    ! [L,M] :
      ( unorthogonal_lines(L,M)
     => unorthogonal_lines(M,L) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f22,negated_conjecture,
    ~ ! [L,M] :
        ( unorthogonal_lines(L,M)
       => unorthogonal_lines(M,L) ),
    inference(negated_conjecture,[status(cth)],[f21]) ).

fof(f25,plain,
    ! [X0] : ~ convergent_lines(X0,X0),
    inference(cnf_transformation,[status(esa)],[f3]) ).

fof(f32,plain,
    ! [X,Y,Z] :
      ( ~ convergent_lines(X,Y)
      | convergent_lines(X,Z)
      | convergent_lines(Y,Z) ),
    inference(pre_NNF_transformation,[status(esa)],[f6]) ).

fof(f33,plain,
    ! [X,Y] :
      ( ~ convergent_lines(X,Y)
      | ! [Z] :
          ( convergent_lines(X,Z)
          | convergent_lines(Y,Z) ) ),
    inference(miniscoping,[status(esa)],[f32]) ).

fof(f34,plain,
    ! [X0,X1,X2] :
      ( ~ convergent_lines(X0,X1)
      | convergent_lines(X0,X2)
      | convergent_lines(X1,X2) ),
    inference(cnf_transformation,[status(esa)],[f33]) ).

fof(f58,plain,
    ! [X0,X1] :
      ( convergent_lines(X0,X1)
      | unorthogonal_lines(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f16]) ).

fof(f59,plain,
    ! [L,M,N] :
      ( ~ convergent_lines(L,M)
      | ~ unorthogonal_lines(L,M)
      | ( convergent_lines(L,N)
        & unorthogonal_lines(L,N) )
      | ( convergent_lines(M,N)
        & unorthogonal_lines(M,N) ) ),
    inference(pre_NNF_transformation,[status(esa)],[f17]) ).

fof(f60,plain,
    ! [L,N] :
      ( pd0_0(N,L)
     => ( convergent_lines(L,N)
        & unorthogonal_lines(L,N) ) ),
    introduced(predicate_definition,[f59]) ).

fof(f61,plain,
    ! [L,M,N] :
      ( ~ convergent_lines(L,M)
      | ~ unorthogonal_lines(L,M)
      | pd0_0(N,L)
      | ( convergent_lines(M,N)
        & unorthogonal_lines(M,N) ) ),
    inference(formula_renaming,[status(thm)],[f59,f60]) ).

fof(f62,plain,
    ! [L,M] :
      ( ~ convergent_lines(L,M)
      | ~ unorthogonal_lines(L,M)
      | ! [N] :
          ( pd0_0(N,L)
          | ( convergent_lines(M,N)
            & unorthogonal_lines(M,N) ) ) ),
    inference(miniscoping,[status(esa)],[f61]) ).

fof(f64,plain,
    ! [X0,X1,X2] :
      ( ~ convergent_lines(X0,X1)
      | ~ unorthogonal_lines(X0,X1)
      | pd0_0(X2,X0)
      | unorthogonal_lines(X1,X2) ),
    inference(cnf_transformation,[status(esa)],[f62]) ).

fof(f70,plain,
    ? [L,M] :
      ( unorthogonal_lines(L,M)
      & ~ unorthogonal_lines(M,L) ),
    inference(pre_NNF_transformation,[status(esa)],[f22]) ).

fof(f71,plain,
    ( unorthogonal_lines(sk0_0,sk0_1)
    & ~ unorthogonal_lines(sk0_1,sk0_0) ),
    inference(skolemization,[status(esa)],[f70]) ).

fof(f72,plain,
    unorthogonal_lines(sk0_0,sk0_1),
    inference(cnf_transformation,[status(esa)],[f71]) ).

fof(f73,plain,
    ~ unorthogonal_lines(sk0_1,sk0_0),
    inference(cnf_transformation,[status(esa)],[f71]) ).

fof(f74,plain,
    ! [L,N] :
      ( ~ pd0_0(N,L)
      | ( convergent_lines(L,N)
        & unorthogonal_lines(L,N) ) ),
    inference(pre_NNF_transformation,[status(esa)],[f60]) ).

fof(f75,plain,
    ! [X0,X1] :
      ( ~ pd0_0(X0,X1)
      | convergent_lines(X1,X0) ),
    inference(cnf_transformation,[status(esa)],[f74]) ).

fof(f84,plain,
    ! [X0,X1,X2] :
      ( convergent_lines(X0,X1)
      | convergent_lines(X2,X1)
      | unorthogonal_lines(X0,X2) ),
    inference(resolution,[status(thm)],[f34,f58]) ).

fof(f86,plain,
    ! [X0] :
      ( convergent_lines(sk0_1,X0)
      | convergent_lines(sk0_0,X0) ),
    inference(resolution,[status(thm)],[f84,f73]) ).

fof(f87,plain,
    ! [X0,X1] :
      ( convergent_lines(sk0_0,X0)
      | convergent_lines(sk0_1,X1)
      | convergent_lines(X0,X1) ),
    inference(resolution,[status(thm)],[f86,f34]) ).

fof(f101,plain,
    ! [X0] :
      ( convergent_lines(sk0_0,X0)
      | convergent_lines(X0,sk0_1) ),
    inference(resolution,[status(thm)],[f87,f25]) ).

fof(f102,plain,
    ! [X0,X1] :
      ( convergent_lines(X0,sk0_1)
      | convergent_lines(sk0_0,X1)
      | convergent_lines(X0,X1) ),
    inference(resolution,[status(thm)],[f101,f34]) ).

fof(f109,plain,
    ! [X0] :
      ( convergent_lines(X0,sk0_1)
      | convergent_lines(X0,sk0_0) ),
    inference(resolution,[status(thm)],[f102,f25]) ).

fof(f243,plain,
    ! [X0,X1,X2] :
      ( ~ convergent_lines(X0,X1)
      | ~ unorthogonal_lines(X0,X1)
      | unorthogonal_lines(X1,X2)
      | convergent_lines(X0,X2) ),
    inference(resolution,[status(thm)],[f64,f75]) ).

fof(f278,plain,
    ! [X0] :
      ( ~ convergent_lines(X0,sk0_1)
      | ~ unorthogonal_lines(X0,sk0_1)
      | convergent_lines(X0,sk0_0) ),
    inference(resolution,[status(thm)],[f243,f73]) ).

fof(f279,plain,
    ! [X0] :
      ( ~ unorthogonal_lines(X0,sk0_1)
      | convergent_lines(X0,sk0_0) ),
    inference(forward_subsumption_resolution,[status(thm)],[f278,f109]) ).

fof(f287,plain,
    ~ unorthogonal_lines(sk0_0,sk0_1),
    inference(resolution,[status(thm)],[f279,f25]) ).

fof(f288,plain,
    $false,
    inference(forward_subsumption_resolution,[status(thm)],[f287,f72]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.11  % Problem  : GEO214+2 : TPTP v8.1.2. Released v3.3.0.
% 0.10/0.11  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.10/0.31  % Computer : n004.cluster.edu
% 0.10/0.31  % Model    : x86_64 x86_64
% 0.10/0.31  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.31  % Memory   : 8042.1875MB
% 0.10/0.31  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.10/0.31  % CPULimit : 300
% 0.10/0.31  % WCLimit  : 300
% 0.10/0.31  % DateTime : Tue May 30 11:53:22 EDT 2023
% 0.10/0.32  % CPUTime  : 
% 0.10/0.32  % Drodi V3.5.1
% 0.10/0.39  % Refutation found
% 0.10/0.39  % SZS status Theorem for theBenchmark: Theorem is valid
% 0.10/0.39  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.15/0.41  % Elapsed time: 0.092916 seconds
% 0.15/0.41  % CPU time: 0.258729 seconds
% 0.15/0.41  % Memory used: 7.608 MB
%------------------------------------------------------------------------------