TSTP Solution File: GEO232+1 by iProver---3.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.8
% Problem  : GEO232+1 : TPTP v8.1.2. Bugfixed v6.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n009.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 Aug 30 23:10:33 EDT 2023

% Result   : Theorem 0.75s 1.12s
% Output   : CNFRefutation 0.75s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    7
%            Number of leaves      :    4
% Syntax   : Number of formulae    :   23 (  10 unt;   0 def)
%            Number of atoms       :   51 (   0 equ)
%            Maximal formula atoms :    4 (   2 avg)
%            Number of connectives :   50 (  22   ~;  16   |;   6   &)
%                                         (   0 <=>;   6  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    7 (   4 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    3 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    2 (   2 usr;   1 con; 0-1 aty)
%            Number of variables   :   21 (   0 sgn;  16   !;   2   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f10,axiom,
    ! [X1] : ~ unequally_directed_lines(X1,X1),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',oag5) ).

fof(f13,axiom,
    ! [X1,X2] :
      ( ( line(X2)
        & line(X1) )
     => ( unequally_directed_lines(X1,reverse_line(X2))
        | unequally_directed_lines(X1,X2) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',oag8) ).

fof(f32,conjecture,
    ! [X1] :
      ( line(X1)
     => unequally_directed_lines(X1,reverse_line(X1)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',con) ).

fof(f33,negated_conjecture,
    ~ ! [X1] :
        ( line(X1)
       => unequally_directed_lines(X1,reverse_line(X1)) ),
    inference(negated_conjecture,[],[f32]) ).

fof(f41,plain,
    ! [X0] : ~ unequally_directed_lines(X0,X0),
    inference(rectify,[],[f10]) ).

fof(f44,plain,
    ! [X0,X1] :
      ( ( line(X1)
        & line(X0) )
     => ( unequally_directed_lines(X0,reverse_line(X1))
        | unequally_directed_lines(X0,X1) ) ),
    inference(rectify,[],[f13]) ).

fof(f59,plain,
    ~ ! [X0] :
        ( line(X0)
       => unequally_directed_lines(X0,reverse_line(X0)) ),
    inference(rectify,[],[f33]) ).

fof(f70,plain,
    ! [X0,X1] :
      ( unequally_directed_lines(X0,reverse_line(X1))
      | unequally_directed_lines(X0,X1)
      | ~ line(X1)
      | ~ line(X0) ),
    inference(ennf_transformation,[],[f44]) ).

fof(f71,plain,
    ! [X0,X1] :
      ( unequally_directed_lines(X0,reverse_line(X1))
      | unequally_directed_lines(X0,X1)
      | ~ line(X1)
      | ~ line(X0) ),
    inference(flattening,[],[f70]) ).

fof(f96,plain,
    ? [X0] :
      ( ~ unequally_directed_lines(X0,reverse_line(X0))
      & line(X0) ),
    inference(ennf_transformation,[],[f59]) ).

fof(f97,plain,
    ( ? [X0] :
        ( ~ unequally_directed_lines(X0,reverse_line(X0))
        & line(X0) )
   => ( ~ unequally_directed_lines(sK0,reverse_line(sK0))
      & line(sK0) ) ),
    introduced(choice_axiom,[]) ).

fof(f98,plain,
    ( ~ unequally_directed_lines(sK0,reverse_line(sK0))
    & line(sK0) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0])],[f96,f97]) ).

fof(f105,plain,
    ! [X0] : ~ unequally_directed_lines(X0,X0),
    inference(cnf_transformation,[],[f41]) ).

fof(f111,plain,
    ! [X0,X1] :
      ( unequally_directed_lines(X0,reverse_line(X1))
      | unequally_directed_lines(X0,X1)
      | ~ line(X1)
      | ~ line(X0) ),
    inference(cnf_transformation,[],[f71]) ).

fof(f134,plain,
    line(sK0),
    inference(cnf_transformation,[],[f98]) ).

fof(f135,plain,
    ~ unequally_directed_lines(sK0,reverse_line(sK0)),
    inference(cnf_transformation,[],[f98]) ).

cnf(c_55,plain,
    ~ unequally_directed_lines(X0,X0),
    inference(cnf_transformation,[],[f105]) ).

cnf(c_61,plain,
    ( ~ line(X0)
    | ~ line(X1)
    | unequally_directed_lines(X0,reverse_line(X1))
    | unequally_directed_lines(X0,X1) ),
    inference(cnf_transformation,[],[f111]) ).

cnf(c_84,negated_conjecture,
    ~ unequally_directed_lines(sK0,reverse_line(sK0)),
    inference(cnf_transformation,[],[f135]) ).

cnf(c_85,negated_conjecture,
    line(sK0),
    inference(cnf_transformation,[],[f134]) ).

cnf(c_88,plain,
    ~ unequally_directed_lines(sK0,sK0),
    inference(instantiation,[status(thm)],[c_55]) ).

cnf(c_99,plain,
    ( ~ line(sK0)
    | unequally_directed_lines(sK0,reverse_line(sK0))
    | unequally_directed_lines(sK0,sK0) ),
    inference(instantiation,[status(thm)],[c_61]) ).

cnf(c_100,plain,
    $false,
    inference(prop_impl_just,[status(thm)],[c_99,c_84,c_88,c_85]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : GEO232+1 : TPTP v8.1.2. Bugfixed v6.4.0.
% 0.03/0.12  % Command  : run_iprover %s %d THM
% 0.12/0.33  % Computer : n009.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 300
% 0.12/0.33  % DateTime : Tue Aug 29 22:56:50 EDT 2023
% 0.12/0.33  % CPUTime  : 
% 0.19/0.45  Running first-order theorem proving
% 0.19/0.45  Running: /export/starexec/sandbox/solver/bin/run_problem --schedule fof_schedule --no_cores 8 /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 0.75/1.12  % SZS status Started for theBenchmark.p
% 0.75/1.12  % SZS status Theorem for theBenchmark.p
% 0.75/1.12  
% 0.75/1.12  %---------------- iProver v3.8 (pre SMT-COMP 2023/CASC 2023) ----------------%
% 0.75/1.12  
% 0.75/1.12  ------  iProver source info
% 0.75/1.12  
% 0.75/1.12  git: date: 2023-05-31 18:12:56 +0000
% 0.75/1.12  git: sha1: 8abddc1f627fd3ce0bcb8b4cbf113b3cc443d7b6
% 0.75/1.12  git: non_committed_changes: false
% 0.75/1.12  git: last_make_outside_of_git: false
% 0.75/1.12  
% 0.75/1.12  ------ Parsing...
% 0.75/1.12  ------ Clausification by vclausify_rel  & Parsing by iProver...
% 0.75/1.12  
% 0.75/1.12  ------ Preprocessing...
% 0.75/1.12  
% 0.75/1.12  % SZS status Theorem for theBenchmark.p
% 0.75/1.12  
% 0.75/1.12  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 0.75/1.12  
% 0.75/1.12  
%------------------------------------------------------------------------------