TSTP Solution File: GEO231+1 by iProver---3.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.8
% Problem  : GEO231+1 : TPTP v8.1.2. Bugfixed v6.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n007.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 23:10:32 EDT 2023

% Result   : Theorem 1.89s 1.18s
% Output   : CNFRefutation 1.89s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   11
%            Number of leaves      :    8
% Syntax   : Number of formulae    :   65 (  17 unt;   0 def)
%            Number of atoms       :  178 (   0 equ)
%            Maximal formula atoms :    6 (   2 avg)
%            Number of connectives :  217 ( 104   ~;  73   |;  28   &)
%                                         (   0 <=>;  12  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   5 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    6 (   5 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   3 con; 0-2 aty)
%            Number of variables   :  105 (   4 sgn;  67   !;   9   ?)

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

fof(f11,axiom,
    ! [X1,X2,X5] :
      ( unequally_directed_lines(X1,X2)
     => ( unequally_directed_lines(X2,X5)
        | unequally_directed_lines(X1,X5) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',oag6) ).

fof(f14,axiom,
    ! [X1,X2] :
      ( ( unequally_directed_lines(X1,reverse_line(X2))
        & unequally_directed_lines(X1,X2) )
     => ( left_convergent_lines(X1,reverse_line(X2))
        | left_convergent_lines(X1,X2) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',oag9) ).

fof(f16,axiom,
    ! [X1,X2] :
      ~ ( left_convergent_lines(X1,reverse_line(X2))
        | left_convergent_lines(X1,X2) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',oag11) ).

fof(f18,axiom,
    ! [X1,X2] :
      ( ( unequally_directed_lines(X1,reverse_line(X2))
        & unequally_directed_lines(X1,X2)
        & line(X2)
        & line(X1) )
     => point(intersection_point(X1,X2)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',oagco2) ).

fof(f22,axiom,
    ! [X1,X2] :
      ( ( unequally_directed_lines(X1,reverse_line(X2))
        & unequally_directed_lines(X1,X2) )
     => ( ~ apart_point_and_line(intersection_point(X1,X2),X2)
        & ~ apart_point_and_line(intersection_point(X1,X2),X1) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',oagco6) ).

fof(f32,conjecture,
    ! [X1,X2,X5] :
      ( ( ~ unequally_directed_lines(X1,X5)
        & ~ unequally_directed_lines(X1,reverse_line(X2)) )
     => ~ unequally_directed_lines(X2,reverse_line(X5)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',con) ).

fof(f33,negated_conjecture,
    ~ ! [X1,X2,X5] :
        ( ( ~ unequally_directed_lines(X1,X5)
          & ~ unequally_directed_lines(X1,reverse_line(X2)) )
       => ~ unequally_directed_lines(X2,reverse_line(X5)) ),
    inference(negated_conjecture,[],[f32]) ).

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

fof(f42,plain,
    ! [X0,X1,X2] :
      ( unequally_directed_lines(X0,X1)
     => ( unequally_directed_lines(X1,X2)
        | unequally_directed_lines(X0,X2) ) ),
    inference(rectify,[],[f11]) ).

fof(f45,plain,
    ! [X0,X1] :
      ( ( unequally_directed_lines(X0,reverse_line(X1))
        & unequally_directed_lines(X0,X1) )
     => ( left_convergent_lines(X0,reverse_line(X1))
        | left_convergent_lines(X0,X1) ) ),
    inference(rectify,[],[f14]) ).

fof(f46,plain,
    ! [X0,X1] :
      ~ ( left_convergent_lines(X0,reverse_line(X1))
        | left_convergent_lines(X0,X1) ),
    inference(rectify,[],[f16]) ).

fof(f48,plain,
    ! [X0,X1] :
      ( ( unequally_directed_lines(X0,reverse_line(X1))
        & unequally_directed_lines(X0,X1)
        & line(X1)
        & line(X0) )
     => point(intersection_point(X0,X1)) ),
    inference(rectify,[],[f18]) ).

fof(f52,plain,
    ! [X0,X1] :
      ( ( unequally_directed_lines(X0,reverse_line(X1))
        & unequally_directed_lines(X0,X1) )
     => ( ~ apart_point_and_line(intersection_point(X0,X1),X1)
        & ~ apart_point_and_line(intersection_point(X0,X1),X0) ) ),
    inference(rectify,[],[f22]) ).

fof(f59,plain,
    ~ ! [X0,X1,X2] :
        ( ( ~ unequally_directed_lines(X0,X2)
          & ~ unequally_directed_lines(X0,reverse_line(X1)) )
       => ~ unequally_directed_lines(X1,reverse_line(X2)) ),
    inference(rectify,[],[f33]) ).

fof(f66,plain,
    ! [X0,X1,X2] :
      ( unequally_directed_lines(X1,X2)
      | unequally_directed_lines(X0,X2)
      | ~ unequally_directed_lines(X0,X1) ),
    inference(ennf_transformation,[],[f42]) ).

fof(f67,plain,
    ! [X0,X1,X2] :
      ( unequally_directed_lines(X1,X2)
      | unequally_directed_lines(X0,X2)
      | ~ unequally_directed_lines(X0,X1) ),
    inference(flattening,[],[f66]) ).

fof(f72,plain,
    ! [X0,X1] :
      ( left_convergent_lines(X0,reverse_line(X1))
      | left_convergent_lines(X0,X1)
      | ~ unequally_directed_lines(X0,reverse_line(X1))
      | ~ unequally_directed_lines(X0,X1) ),
    inference(ennf_transformation,[],[f45]) ).

fof(f73,plain,
    ! [X0,X1] :
      ( left_convergent_lines(X0,reverse_line(X1))
      | left_convergent_lines(X0,X1)
      | ~ unequally_directed_lines(X0,reverse_line(X1))
      | ~ unequally_directed_lines(X0,X1) ),
    inference(flattening,[],[f72]) ).

fof(f75,plain,
    ! [X0,X1] :
      ( ~ left_convergent_lines(X0,reverse_line(X1))
      & ~ left_convergent_lines(X0,X1) ),
    inference(ennf_transformation,[],[f46]) ).

fof(f78,plain,
    ! [X0,X1] :
      ( point(intersection_point(X0,X1))
      | ~ unequally_directed_lines(X0,reverse_line(X1))
      | ~ unequally_directed_lines(X0,X1)
      | ~ line(X1)
      | ~ line(X0) ),
    inference(ennf_transformation,[],[f48]) ).

fof(f79,plain,
    ! [X0,X1] :
      ( point(intersection_point(X0,X1))
      | ~ unequally_directed_lines(X0,reverse_line(X1))
      | ~ unequally_directed_lines(X0,X1)
      | ~ line(X1)
      | ~ line(X0) ),
    inference(flattening,[],[f78]) ).

fof(f84,plain,
    ! [X0,X1] :
      ( ( ~ apart_point_and_line(intersection_point(X0,X1),X1)
        & ~ apart_point_and_line(intersection_point(X0,X1),X0) )
      | ~ unequally_directed_lines(X0,reverse_line(X1))
      | ~ unequally_directed_lines(X0,X1) ),
    inference(ennf_transformation,[],[f52]) ).

fof(f85,plain,
    ! [X0,X1] :
      ( ( ~ apart_point_and_line(intersection_point(X0,X1),X1)
        & ~ apart_point_and_line(intersection_point(X0,X1),X0) )
      | ~ unequally_directed_lines(X0,reverse_line(X1))
      | ~ unequally_directed_lines(X0,X1) ),
    inference(flattening,[],[f84]) ).

fof(f96,plain,
    ? [X0,X1,X2] :
      ( unequally_directed_lines(X1,reverse_line(X2))
      & ~ unequally_directed_lines(X0,X2)
      & ~ unequally_directed_lines(X0,reverse_line(X1)) ),
    inference(ennf_transformation,[],[f59]) ).

fof(f97,plain,
    ? [X0,X1,X2] :
      ( unequally_directed_lines(X1,reverse_line(X2))
      & ~ unequally_directed_lines(X0,X2)
      & ~ unequally_directed_lines(X0,reverse_line(X1)) ),
    inference(flattening,[],[f96]) ).

fof(f98,plain,
    ( ? [X0,X1,X2] :
        ( unequally_directed_lines(X1,reverse_line(X2))
        & ~ unequally_directed_lines(X0,X2)
        & ~ unequally_directed_lines(X0,reverse_line(X1)) )
   => ( unequally_directed_lines(sK1,reverse_line(sK2))
      & ~ unequally_directed_lines(sK0,sK2)
      & ~ unequally_directed_lines(sK0,reverse_line(sK1)) ) ),
    introduced(choice_axiom,[]) ).

fof(f99,plain,
    ( unequally_directed_lines(sK1,reverse_line(sK2))
    & ~ unequally_directed_lines(sK0,sK2)
    & ~ unequally_directed_lines(sK0,reverse_line(sK1)) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1,sK2])],[f97,f98]) ).

fof(f106,plain,
    ! [X0] : ~ unequally_directed_lines(X0,X0),
    inference(cnf_transformation,[],[f41]) ).

fof(f107,plain,
    ! [X2,X0,X1] :
      ( unequally_directed_lines(X1,X2)
      | unequally_directed_lines(X0,X2)
      | ~ unequally_directed_lines(X0,X1) ),
    inference(cnf_transformation,[],[f67]) ).

fof(f113,plain,
    ! [X0,X1] :
      ( left_convergent_lines(X0,reverse_line(X1))
      | left_convergent_lines(X0,X1)
      | ~ unequally_directed_lines(X0,reverse_line(X1))
      | ~ unequally_directed_lines(X0,X1) ),
    inference(cnf_transformation,[],[f73]) ).

fof(f116,plain,
    ! [X0,X1] : ~ left_convergent_lines(X0,X1),
    inference(cnf_transformation,[],[f75]) ).

fof(f117,plain,
    ! [X0,X1] : ~ left_convergent_lines(X0,reverse_line(X1)),
    inference(cnf_transformation,[],[f75]) ).

fof(f119,plain,
    ! [X0,X1] :
      ( point(intersection_point(X0,X1))
      | ~ unequally_directed_lines(X0,reverse_line(X1))
      | ~ unequally_directed_lines(X0,X1)
      | ~ line(X1)
      | ~ line(X0) ),
    inference(cnf_transformation,[],[f79]) ).

fof(f124,plain,
    ! [X0,X1] :
      ( ~ apart_point_and_line(intersection_point(X0,X1),X0)
      | ~ unequally_directed_lines(X0,reverse_line(X1))
      | ~ unequally_directed_lines(X0,X1) ),
    inference(cnf_transformation,[],[f85]) ).

fof(f135,plain,
    ~ unequally_directed_lines(sK0,reverse_line(sK1)),
    inference(cnf_transformation,[],[f99]) ).

fof(f136,plain,
    ~ unequally_directed_lines(sK0,sK2),
    inference(cnf_transformation,[],[f99]) ).

fof(f137,plain,
    unequally_directed_lines(sK1,reverse_line(sK2)),
    inference(cnf_transformation,[],[f99]) ).

cnf(c_55,plain,
    ~ unequally_directed_lines(X0,X0),
    inference(cnf_transformation,[],[f106]) ).

cnf(c_56,plain,
    ( ~ unequally_directed_lines(X0,X1)
    | unequally_directed_lines(X0,X2)
    | unequally_directed_lines(X1,X2) ),
    inference(cnf_transformation,[],[f107]) ).

cnf(c_62,plain,
    ( ~ unequally_directed_lines(X0,reverse_line(X1))
    | ~ unequally_directed_lines(X0,X1)
    | left_convergent_lines(X0,reverse_line(X1))
    | left_convergent_lines(X0,X1) ),
    inference(cnf_transformation,[],[f113]) ).

cnf(c_65,plain,
    ~ left_convergent_lines(X0,reverse_line(X1)),
    inference(cnf_transformation,[],[f117]) ).

cnf(c_66,plain,
    ~ left_convergent_lines(X0,X1),
    inference(cnf_transformation,[],[f116]) ).

cnf(c_68,plain,
    ( ~ unequally_directed_lines(X0,reverse_line(X1))
    | ~ unequally_directed_lines(X0,X1)
    | ~ line(X0)
    | ~ line(X1)
    | point(intersection_point(X0,X1)) ),
    inference(cnf_transformation,[],[f119]) ).

cnf(c_74,plain,
    ( ~ apart_point_and_line(intersection_point(X0,X1),X0)
    | ~ unequally_directed_lines(X0,reverse_line(X1))
    | ~ unequally_directed_lines(X0,X1) ),
    inference(cnf_transformation,[],[f124]) ).

cnf(c_84,negated_conjecture,
    unequally_directed_lines(sK1,reverse_line(sK2)),
    inference(cnf_transformation,[],[f137]) ).

cnf(c_85,negated_conjecture,
    ~ unequally_directed_lines(sK0,sK2),
    inference(cnf_transformation,[],[f136]) ).

cnf(c_86,negated_conjecture,
    ~ unequally_directed_lines(sK0,reverse_line(sK1)),
    inference(cnf_transformation,[],[f135]) ).

cnf(c_111,plain,
    ( ~ unequally_directed_lines(X0,reverse_line(X1))
    | ~ unequally_directed_lines(X0,X1) ),
    inference(global_subsumption_just,[status(thm)],[c_74,c_66,c_65,c_62]) ).

cnf(c_127,plain,
    ( ~ unequally_directed_lines(X0,X1)
    | ~ unequally_directed_lines(X0,reverse_line(X1)) ),
    inference(global_subsumption_just,[status(thm)],[c_68,c_111]) ).

cnf(c_128,plain,
    ( ~ unequally_directed_lines(X0,reverse_line(X1))
    | ~ unequally_directed_lines(X0,X1) ),
    inference(renaming,[status(thm)],[c_127]) ).

cnf(c_249,plain,
    ( ~ unequally_directed_lines(sK1,reverse_line(sK2))
    | unequally_directed_lines(reverse_line(sK2),X0)
    | unequally_directed_lines(sK1,X0) ),
    inference(instantiation,[status(thm)],[c_56]) ).

cnf(c_250,plain,
    ( ~ unequally_directed_lines(sK1,reverse_line(sK2))
    | unequally_directed_lines(reverse_line(sK2),sK0)
    | unequally_directed_lines(sK1,sK0) ),
    inference(instantiation,[status(thm)],[c_249]) ).

cnf(c_252,plain,
    ( ~ unequally_directed_lines(reverse_line(sK2),X0)
    | unequally_directed_lines(reverse_line(sK2),X1)
    | unequally_directed_lines(X0,X1) ),
    inference(instantiation,[status(thm)],[c_56]) ).

cnf(c_253,plain,
    ( ~ unequally_directed_lines(reverse_line(sK2),reverse_line(X0))
    | ~ unequally_directed_lines(reverse_line(sK2),X0) ),
    inference(instantiation,[status(thm)],[c_128]) ).

cnf(c_262,plain,
    ( ~ unequally_directed_lines(reverse_line(sK2),X0)
    | unequally_directed_lines(reverse_line(sK2),reverse_line(X1))
    | unequally_directed_lines(X0,reverse_line(X1)) ),
    inference(instantiation,[status(thm)],[c_252]) ).

cnf(c_269,plain,
    ( ~ unequally_directed_lines(sK1,reverse_line(sK2))
    | unequally_directed_lines(reverse_line(sK2),sK1)
    | unequally_directed_lines(sK1,sK1) ),
    inference(instantiation,[status(thm)],[c_249]) ).

cnf(c_270,plain,
    ~ unequally_directed_lines(sK1,sK1),
    inference(instantiation,[status(thm)],[c_55]) ).

cnf(c_271,plain,
    ( ~ unequally_directed_lines(sK1,X0)
    | unequally_directed_lines(X0,X1)
    | unequally_directed_lines(sK1,X1) ),
    inference(instantiation,[status(thm)],[c_56]) ).

cnf(c_339,plain,
    ( ~ unequally_directed_lines(reverse_line(sK2),sK0)
    | unequally_directed_lines(reverse_line(sK2),reverse_line(sK1))
    | unequally_directed_lines(sK0,reverse_line(sK1)) ),
    inference(instantiation,[status(thm)],[c_262]) ).

cnf(c_358,plain,
    ~ unequally_directed_lines(sK1,sK2),
    inference(superposition,[status(thm)],[c_84,c_128]) ).

cnf(c_392,plain,
    ( ~ unequally_directed_lines(reverse_line(sK2),reverse_line(sK1))
    | ~ unequally_directed_lines(reverse_line(sK2),sK1) ),
    inference(instantiation,[status(thm)],[c_253]) ).

cnf(c_464,plain,
    ( ~ unequally_directed_lines(sK1,X0)
    | unequally_directed_lines(X0,sK2)
    | unequally_directed_lines(sK1,sK2) ),
    inference(instantiation,[status(thm)],[c_271]) ).

cnf(c_467,plain,
    ( ~ unequally_directed_lines(sK1,sK0)
    | unequally_directed_lines(sK1,sK2)
    | unequally_directed_lines(sK0,sK2) ),
    inference(instantiation,[status(thm)],[c_464]) ).

cnf(c_468,plain,
    $false,
    inference(prop_impl_just,[status(thm)],[c_467,c_392,c_358,c_339,c_270,c_269,c_250,c_86,c_84,c_85]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : GEO231+1 : TPTP v8.1.2. Bugfixed v6.4.0.
% 0.07/0.12  % Command  : run_iprover %s %d THM
% 0.12/0.33  % Computer : n007.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 20:43:14 EDT 2023
% 0.12/0.33  % CPUTime  : 
% 0.18/0.46  Running first-order theorem proving
% 0.18/0.46  Running: /export/starexec/sandbox/solver/bin/run_problem --schedule fof_schedule --no_cores 8 /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 1.89/1.18  % SZS status Started for theBenchmark.p
% 1.89/1.18  % SZS status Theorem for theBenchmark.p
% 1.89/1.18  
% 1.89/1.18  %---------------- iProver v3.8 (pre SMT-COMP 2023/CASC 2023) ----------------%
% 1.89/1.18  
% 1.89/1.18  ------  iProver source info
% 1.89/1.18  
% 1.89/1.18  git: date: 2023-05-31 18:12:56 +0000
% 1.89/1.18  git: sha1: 8abddc1f627fd3ce0bcb8b4cbf113b3cc443d7b6
% 1.89/1.18  git: non_committed_changes: false
% 1.89/1.18  git: last_make_outside_of_git: false
% 1.89/1.18  
% 1.89/1.18  ------ Parsing...
% 1.89/1.18  ------ Clausification by vclausify_rel  & Parsing by iProver...
% 1.89/1.18  
% 1.89/1.18  ------ Preprocessing... sf_s  rm: 15 0s  sf_e  pe_s  pe_e  sf_s  rm: 0 0s  sf_e  pe_s  pe_e 
% 1.89/1.18  
% 1.89/1.18  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 1.89/1.18  ------ Proving...
% 1.89/1.18  ------ Problem Properties 
% 1.89/1.18  
% 1.89/1.18  
% 1.89/1.18  clauses                                 8
% 1.89/1.18  conjectures                             3
% 1.89/1.18  EPR                                     3
% 1.89/1.18  Horn                                    7
% 1.89/1.18  unary                                   6
% 1.89/1.18  binary                                  1
% 1.89/1.18  lits                                    11
% 1.89/1.18  lits eq                                 0
% 1.89/1.18  fd_pure                                 0
% 1.89/1.18  fd_pseudo                               0
% 1.89/1.18  fd_cond                                 0
% 1.89/1.18  fd_pseudo_cond                          0
% 1.89/1.18  AC symbols                              0
% 1.89/1.18  
% 1.89/1.18  ------ Schedule dynamic 5 is on 
% 1.89/1.18  
% 1.89/1.18  ------ no equalities: superposition off 
% 1.89/1.18  
% 1.89/1.18  ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 1.89/1.18  
% 1.89/1.18  
% 1.89/1.18  ------ 
% 1.89/1.18  Current options:
% 1.89/1.18  ------ 
% 1.89/1.18  
% 1.89/1.18  
% 1.89/1.18  
% 1.89/1.18  
% 1.89/1.18  ------ Proving...
% 1.89/1.18  
% 1.89/1.18  
% 1.89/1.18  % SZS status Theorem for theBenchmark.p
% 1.89/1.18  
% 1.89/1.18  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 1.89/1.18  
% 1.89/1.18  
%------------------------------------------------------------------------------