TSTP Solution File: GEO215+2 by iProver---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.9
% Problem  : GEO215+2 : TPTP v8.1.2. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n011.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 : Fri May  3 02:17:01 EDT 2024

% Result   : Theorem 3.19s 1.17s
% Output   : CNFRefutation 3.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    8
%            Number of leaves      :    8
% Syntax   : Number of formulae    :   53 (  15 unt;   0 def)
%            Number of atoms       :  146 (   0 equ)
%            Maximal formula atoms :    6 (   2 avg)
%            Number of connectives :  155 (  62   ~;  71   |;  12   &)
%                                         (   0 <=>;  10  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   5 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    6 (   5 usr;   1 prp; 0-2 aty)
%            Number of functors    :    4 (   4 usr;   3 con; 0-2 aty)
%            Number of variables   :   97 (   0 sgn  66   !;   9   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f1,axiom,
    ! [X0] : ~ distinct_points(X0,X0),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',apart1) ).

fof(f2,axiom,
    ! [X0] : ~ distinct_lines(X0,X0),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',apart2) ).

fof(f5,axiom,
    ! [X0,X1,X2] :
      ( distinct_lines(X0,X1)
     => ( distinct_lines(X1,X2)
        | distinct_lines(X0,X2) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',apart5) ).

fof(f8,axiom,
    ! [X0,X1,X2] :
      ( convergent_lines(X0,X1)
     => ( ( apart_point_and_line(X2,X1)
          | apart_point_and_line(X2,X0) )
       => distinct_points(X2,intersection_point(X0,X1)) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',con2) ).

fof(f12,axiom,
    ! [X0,X1] :
      ( convergent_lines(X0,X1)
     => distinct_lines(X0,X1) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ceq3) ).

fof(f20,axiom,
    ! [X8,X5,X6,X7] :
      ( distinct_lines(X5,X6)
     => ( unorthogonal_lines(X6,X7)
        | unorthogonal_lines(X5,X7)
        | apart_point_and_line(X8,X6)
        | apart_point_and_line(X8,X5) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ouo1) ).

fof(f21,conjecture,
    ! [X5,X6,X7] :
      ( convergent_lines(X5,X6)
     => ( unorthogonal_lines(X6,X7)
        | unorthogonal_lines(X5,X7) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',con) ).

fof(f22,negated_conjecture,
    ~ ! [X5,X6,X7] :
        ( convergent_lines(X5,X6)
       => ( unorthogonal_lines(X6,X7)
          | unorthogonal_lines(X5,X7) ) ),
    inference(negated_conjecture,[],[f21]) ).

fof(f28,plain,
    ! [X0,X1,X2,X3] :
      ( distinct_lines(X1,X2)
     => ( unorthogonal_lines(X2,X3)
        | unorthogonal_lines(X1,X3)
        | apart_point_and_line(X0,X2)
        | apart_point_and_line(X0,X1) ) ),
    inference(rectify,[],[f20]) ).

fof(f29,plain,
    ~ ! [X0,X1,X2] :
        ( convergent_lines(X0,X1)
       => ( unorthogonal_lines(X1,X2)
          | unorthogonal_lines(X0,X2) ) ),
    inference(rectify,[],[f22]) ).

fof(f32,plain,
    ! [X0,X1,X2] :
      ( distinct_lines(X1,X2)
      | distinct_lines(X0,X2)
      | ~ distinct_lines(X0,X1) ),
    inference(ennf_transformation,[],[f5]) ).

fof(f33,plain,
    ! [X0,X1,X2] :
      ( distinct_lines(X1,X2)
      | distinct_lines(X0,X2)
      | ~ distinct_lines(X0,X1) ),
    inference(flattening,[],[f32]) ).

fof(f38,plain,
    ! [X0,X1,X2] :
      ( distinct_points(X2,intersection_point(X0,X1))
      | ( ~ apart_point_and_line(X2,X1)
        & ~ apart_point_and_line(X2,X0) )
      | ~ convergent_lines(X0,X1) ),
    inference(ennf_transformation,[],[f8]) ).

fof(f39,plain,
    ! [X0,X1,X2] :
      ( distinct_points(X2,intersection_point(X0,X1))
      | ( ~ apart_point_and_line(X2,X1)
        & ~ apart_point_and_line(X2,X0) )
      | ~ convergent_lines(X0,X1) ),
    inference(flattening,[],[f38]) ).

fof(f46,plain,
    ! [X0,X1] :
      ( distinct_lines(X0,X1)
      | ~ convergent_lines(X0,X1) ),
    inference(ennf_transformation,[],[f12]) ).

fof(f51,plain,
    ! [X0,X1,X2,X3] :
      ( unorthogonal_lines(X2,X3)
      | unorthogonal_lines(X1,X3)
      | apart_point_and_line(X0,X2)
      | apart_point_and_line(X0,X1)
      | ~ distinct_lines(X1,X2) ),
    inference(ennf_transformation,[],[f28]) ).

fof(f52,plain,
    ! [X0,X1,X2,X3] :
      ( unorthogonal_lines(X2,X3)
      | unorthogonal_lines(X1,X3)
      | apart_point_and_line(X0,X2)
      | apart_point_and_line(X0,X1)
      | ~ distinct_lines(X1,X2) ),
    inference(flattening,[],[f51]) ).

fof(f53,plain,
    ? [X0,X1,X2] :
      ( ~ unorthogonal_lines(X1,X2)
      & ~ unorthogonal_lines(X0,X2)
      & convergent_lines(X0,X1) ),
    inference(ennf_transformation,[],[f29]) ).

fof(f54,plain,
    ? [X0,X1,X2] :
      ( ~ unorthogonal_lines(X1,X2)
      & ~ unorthogonal_lines(X0,X2)
      & convergent_lines(X0,X1) ),
    inference(flattening,[],[f53]) ).

fof(f55,plain,
    ( ? [X0,X1,X2] :
        ( ~ unorthogonal_lines(X1,X2)
        & ~ unorthogonal_lines(X0,X2)
        & convergent_lines(X0,X1) )
   => ( ~ unorthogonal_lines(sK1,sK2)
      & ~ unorthogonal_lines(sK0,sK2)
      & convergent_lines(sK0,sK1) ) ),
    introduced(choice_axiom,[]) ).

fof(f56,plain,
    ( ~ unorthogonal_lines(sK1,sK2)
    & ~ unorthogonal_lines(sK0,sK2)
    & convergent_lines(sK0,sK1) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1,sK2])],[f54,f55]) ).

fof(f57,plain,
    ! [X0] : ~ distinct_points(X0,X0),
    inference(cnf_transformation,[],[f1]) ).

fof(f58,plain,
    ! [X0] : ~ distinct_lines(X0,X0),
    inference(cnf_transformation,[],[f2]) ).

fof(f61,plain,
    ! [X2,X0,X1] :
      ( distinct_lines(X1,X2)
      | distinct_lines(X0,X2)
      | ~ distinct_lines(X0,X1) ),
    inference(cnf_transformation,[],[f33]) ).

fof(f65,plain,
    ! [X2,X0,X1] :
      ( distinct_points(X2,intersection_point(X0,X1))
      | ~ apart_point_and_line(X2,X0)
      | ~ convergent_lines(X0,X1) ),
    inference(cnf_transformation,[],[f39]) ).

fof(f66,plain,
    ! [X2,X0,X1] :
      ( distinct_points(X2,intersection_point(X0,X1))
      | ~ apart_point_and_line(X2,X1)
      | ~ convergent_lines(X0,X1) ),
    inference(cnf_transformation,[],[f39]) ).

fof(f70,plain,
    ! [X0,X1] :
      ( distinct_lines(X0,X1)
      | ~ convergent_lines(X0,X1) ),
    inference(cnf_transformation,[],[f46]) ).

fof(f81,plain,
    ! [X2,X3,X0,X1] :
      ( unorthogonal_lines(X2,X3)
      | unorthogonal_lines(X1,X3)
      | apart_point_and_line(X0,X2)
      | apart_point_and_line(X0,X1)
      | ~ distinct_lines(X1,X2) ),
    inference(cnf_transformation,[],[f52]) ).

fof(f82,plain,
    convergent_lines(sK0,sK1),
    inference(cnf_transformation,[],[f56]) ).

fof(f83,plain,
    ~ unorthogonal_lines(sK0,sK2),
    inference(cnf_transformation,[],[f56]) ).

fof(f84,plain,
    ~ unorthogonal_lines(sK1,sK2),
    inference(cnf_transformation,[],[f56]) ).

cnf(c_49,plain,
    ~ distinct_points(X0,X0),
    inference(cnf_transformation,[],[f57]) ).

cnf(c_50,plain,
    ~ distinct_lines(X0,X0),
    inference(cnf_transformation,[],[f58]) ).

cnf(c_53,plain,
    ( ~ distinct_lines(X0,X1)
    | distinct_lines(X0,X2)
    | distinct_lines(X1,X2) ),
    inference(cnf_transformation,[],[f61]) ).

cnf(c_57,plain,
    ( ~ convergent_lines(X0,X1)
    | ~ apart_point_and_line(X2,X1)
    | distinct_points(X2,intersection_point(X0,X1)) ),
    inference(cnf_transformation,[],[f66]) ).

cnf(c_58,plain,
    ( ~ convergent_lines(X0,X1)
    | ~ apart_point_and_line(X2,X0)
    | distinct_points(X2,intersection_point(X0,X1)) ),
    inference(cnf_transformation,[],[f65]) ).

cnf(c_62,plain,
    ( ~ convergent_lines(X0,X1)
    | distinct_lines(X0,X1) ),
    inference(cnf_transformation,[],[f70]) ).

cnf(c_73,plain,
    ( ~ distinct_lines(X0,X1)
    | apart_point_and_line(X2,X0)
    | apart_point_and_line(X2,X1)
    | unorthogonal_lines(X0,X3)
    | unorthogonal_lines(X1,X3) ),
    inference(cnf_transformation,[],[f81]) ).

cnf(c_74,negated_conjecture,
    ~ unorthogonal_lines(sK1,sK2),
    inference(cnf_transformation,[],[f84]) ).

cnf(c_75,negated_conjecture,
    ~ unorthogonal_lines(sK0,sK2),
    inference(cnf_transformation,[],[f83]) ).

cnf(c_76,negated_conjecture,
    convergent_lines(sK0,sK1),
    inference(cnf_transformation,[],[f82]) ).

cnf(c_78,plain,
    ~ distinct_lines(sK0,sK0),
    inference(instantiation,[status(thm)],[c_50]) ).

cnf(c_362,plain,
    ( ~ convergent_lines(sK0,sK1)
    | distinct_lines(sK0,sK1) ),
    inference(instantiation,[status(thm)],[c_62]) ).

cnf(c_369,plain,
    ( ~ apart_point_and_line(X0,sK1)
    | ~ convergent_lines(sK0,sK1)
    | distinct_points(X0,intersection_point(sK0,sK1)) ),
    inference(instantiation,[status(thm)],[c_57]) ).

cnf(c_371,plain,
    ( ~ apart_point_and_line(X0,sK0)
    | ~ convergent_lines(sK0,sK1)
    | distinct_points(X0,intersection_point(sK0,sK1)) ),
    inference(instantiation,[status(thm)],[c_58]) ).

cnf(c_388,plain,
    ( ~ distinct_lines(sK1,X0)
    | apart_point_and_line(X1,X0)
    | apart_point_and_line(X1,sK1)
    | unorthogonal_lines(X0,sK2)
    | unorthogonal_lines(sK1,sK2) ),
    inference(instantiation,[status(thm)],[c_73]) ).

cnf(c_391,plain,
    ( ~ distinct_lines(sK0,sK1)
    | distinct_lines(sK1,X0)
    | distinct_lines(sK0,X0) ),
    inference(instantiation,[status(thm)],[c_53]) ).

cnf(c_393,plain,
    ( ~ distinct_lines(sK0,sK1)
    | distinct_lines(sK1,sK0)
    | distinct_lines(sK0,sK0) ),
    inference(instantiation,[status(thm)],[c_391]) ).

cnf(c_416,plain,
    ( ~ apart_point_and_line(intersection_point(sK0,sK1),sK1)
    | ~ convergent_lines(sK0,sK1)
    | distinct_points(intersection_point(sK0,sK1),intersection_point(sK0,sK1)) ),
    inference(instantiation,[status(thm)],[c_369]) ).

cnf(c_417,plain,
    ~ distinct_points(intersection_point(sK0,sK1),intersection_point(sK0,sK1)),
    inference(instantiation,[status(thm)],[c_49]) ).

cnf(c_555,plain,
    ( ~ apart_point_and_line(intersection_point(sK0,sK1),sK0)
    | ~ convergent_lines(sK0,sK1)
    | distinct_points(intersection_point(sK0,sK1),intersection_point(sK0,sK1)) ),
    inference(instantiation,[status(thm)],[c_371]) ).

cnf(c_1216,plain,
    ( ~ distinct_lines(sK1,sK0)
    | apart_point_and_line(intersection_point(sK0,sK1),sK1)
    | apart_point_and_line(intersection_point(sK0,sK1),sK0)
    | unorthogonal_lines(sK1,sK2)
    | unorthogonal_lines(sK0,sK2) ),
    inference(instantiation,[status(thm)],[c_388]) ).

cnf(c_1217,plain,
    $false,
    inference(prop_impl_just,[status(thm)],[c_1216,c_555,c_417,c_416,c_393,c_362,c_78,c_74,c_75,c_76]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : GEO215+2 : TPTP v8.1.2. Released v3.3.0.
% 0.03/0.13  % Command  : run_iprover %s %d THM
% 0.13/0.34  % Computer : n011.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 300
% 0.13/0.34  % DateTime : Fri May  3 01:31:33 EDT 2024
% 0.13/0.34  % CPUTime  : 
% 0.20/0.47  Running first-order theorem proving
% 0.20/0.47  Running: /export/starexec/sandbox/solver/bin/run_problem --schedule fof_schedule --heuristic_context casc_unsat --no_cores 8 /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 3.19/1.17  % SZS status Started for theBenchmark.p
% 3.19/1.17  % SZS status Theorem for theBenchmark.p
% 3.19/1.17  
% 3.19/1.17  %---------------- iProver v3.9 (pre CASC 2024/SMT-COMP 2024) ----------------%
% 3.19/1.17  
% 3.19/1.17  ------  iProver source info
% 3.19/1.17  
% 3.19/1.17  git: date: 2024-05-02 19:28:25 +0000
% 3.19/1.17  git: sha1: a33b5eb135c74074ba803943bb12f2ebd971352f
% 3.19/1.17  git: non_committed_changes: false
% 3.19/1.17  
% 3.19/1.17  ------ Parsing...
% 3.19/1.17  ------ Clausification by vclausify_rel  & Parsing by iProver...
% 3.19/1.17  
% 3.19/1.17  ------ Preprocessing... sf_s  rm: 0 0s  sf_e  pe_s  pe_e  sf_s  rm: 0 0s  sf_e  pe_s  pe_e 
% 3.19/1.17  
% 3.19/1.17  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 3.19/1.17  ------ Proving...
% 3.19/1.17  ------ Problem Properties 
% 3.19/1.17  
% 3.19/1.17  
% 3.19/1.17  clauses                                 27
% 3.19/1.17  conjectures                             3
% 3.19/1.17  EPR                                     19
% 3.19/1.17  Horn                                    15
% 3.19/1.17  unary                                   10
% 3.19/1.17  binary                                  2
% 3.19/1.17  lits                                    68
% 3.19/1.17  lits eq                                 0
% 3.19/1.17  fd_pure                                 0
% 3.19/1.17  fd_pseudo                               0
% 3.19/1.17  fd_cond                                 0
% 3.19/1.17  fd_pseudo_cond                          0
% 3.19/1.17  AC symbols                              0
% 3.19/1.17  
% 3.19/1.17  ------ Schedule dynamic 5 is on 
% 3.19/1.17  
% 3.19/1.17  ------ no equalities: superposition off 
% 3.19/1.17  
% 3.19/1.17  ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 3.19/1.17  
% 3.19/1.17  
% 3.19/1.17  ------ 
% 3.19/1.17  Current options:
% 3.19/1.17  ------ 
% 3.19/1.17  
% 3.19/1.17  
% 3.19/1.17  
% 3.19/1.17  
% 3.19/1.17  ------ Proving...
% 3.19/1.17  
% 3.19/1.17  
% 3.19/1.17  % SZS status Theorem for theBenchmark.p
% 3.19/1.17  
% 3.19/1.17  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 3.19/1.17  
% 3.19/1.17  
%------------------------------------------------------------------------------