TSTP Solution File: GEO219+3 by iProver---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.9
% Problem  : GEO219+3 : TPTP v8.1.2. Released v4.0.0.
% 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 02:17:03 EDT 2024

% Result   : Theorem 0.37s 1.06s
% Output   : CNFRefutation 0.37s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   10
%            Number of leaves      :    7
% Syntax   : Number of formulae    :   56 (  10 unt;   0 def)
%            Number of atoms       :  145 (   0 equ)
%            Maximal formula atoms :    6 (   2 avg)
%            Number of connectives :  158 (  69   ~;  57   |;  22   &)
%                                         (   2 <=>;   8  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   4 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of predicates  :    5 (   4 usr;   1 prp; 0-2 aty)
%            Number of functors    :    3 (   3 usr;   3 con; 0-0 aty)
%            Number of variables   :  102 (   0 sgn  60   !;   9   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f6,axiom,
    ! [X0,X1,X2] :
      ( convergent_lines(X0,X1)
     => ( convergent_lines(X1,X2)
        | convergent_lines(X0,X2) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ax6) ).

fof(f24,axiom,
    ! [X5,X6] :
      ~ ( ~ unorthogonal_lines(X5,X6)
        & ~ convergent_lines(X5,X6) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',coipo1) ).

fof(f25,axiom,
    ! [X5,X6,X7] :
      ( ( ( ~ unorthogonal_lines(X5,X7)
          | ~ convergent_lines(X5,X7) )
        & ( ~ unorthogonal_lines(X5,X6)
          | ~ convergent_lines(X5,X6) ) )
     => ( ~ unorthogonal_lines(X6,X7)
        | ~ convergent_lines(X6,X7) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cotno1) ).

fof(f33,axiom,
    ! [X0,X1] :
      ( parallel_lines(X0,X1)
    <=> ~ convergent_lines(X0,X1) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',a3) ).

fof(f35,axiom,
    ! [X0,X1] :
      ( orthogonal_lines(X0,X1)
    <=> ~ unorthogonal_lines(X0,X1) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',a5) ).

fof(f36,conjecture,
    ! [X5,X6,X7] :
      ( ( parallel_lines(X5,X7)
        & orthogonal_lines(X5,X6) )
     => orthogonal_lines(X6,X7) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',con) ).

fof(f37,negated_conjecture,
    ~ ! [X5,X6,X7] :
        ( ( parallel_lines(X5,X7)
          & orthogonal_lines(X5,X6) )
       => orthogonal_lines(X6,X7) ),
    inference(negated_conjecture,[],[f36]) ).

fof(f44,plain,
    ! [X0,X1] :
      ~ ( ~ unorthogonal_lines(X0,X1)
        & ~ convergent_lines(X0,X1) ),
    inference(rectify,[],[f24]) ).

fof(f45,plain,
    ! [X0,X1,X2] :
      ( ( ( ~ unorthogonal_lines(X0,X2)
          | ~ convergent_lines(X0,X2) )
        & ( ~ unorthogonal_lines(X0,X1)
          | ~ convergent_lines(X0,X1) ) )
     => ( ~ unorthogonal_lines(X1,X2)
        | ~ convergent_lines(X1,X2) ) ),
    inference(rectify,[],[f25]) ).

fof(f51,plain,
    ~ ! [X0,X1,X2] :
        ( ( parallel_lines(X0,X2)
          & orthogonal_lines(X0,X1) )
       => orthogonal_lines(X1,X2) ),
    inference(rectify,[],[f37]) ).

fof(f52,plain,
    ! [X0,X1] :
      ( parallel_lines(X0,X1)
     => ~ convergent_lines(X0,X1) ),
    inference(unused_predicate_definition_removal,[],[f33]) ).

fof(f57,plain,
    ! [X0,X1,X2] :
      ( convergent_lines(X1,X2)
      | convergent_lines(X0,X2)
      | ~ convergent_lines(X0,X1) ),
    inference(ennf_transformation,[],[f6]) ).

fof(f58,plain,
    ! [X0,X1,X2] :
      ( convergent_lines(X1,X2)
      | convergent_lines(X0,X2)
      | ~ convergent_lines(X0,X1) ),
    inference(flattening,[],[f57]) ).

fof(f78,plain,
    ! [X0,X1] :
      ( unorthogonal_lines(X0,X1)
      | convergent_lines(X0,X1) ),
    inference(ennf_transformation,[],[f44]) ).

fof(f79,plain,
    ! [X0,X1,X2] :
      ( ~ unorthogonal_lines(X1,X2)
      | ~ convergent_lines(X1,X2)
      | ( unorthogonal_lines(X0,X2)
        & convergent_lines(X0,X2) )
      | ( unorthogonal_lines(X0,X1)
        & convergent_lines(X0,X1) ) ),
    inference(ennf_transformation,[],[f45]) ).

fof(f80,plain,
    ! [X0,X1,X2] :
      ( ~ unorthogonal_lines(X1,X2)
      | ~ convergent_lines(X1,X2)
      | ( unorthogonal_lines(X0,X2)
        & convergent_lines(X0,X2) )
      | ( unorthogonal_lines(X0,X1)
        & convergent_lines(X0,X1) ) ),
    inference(flattening,[],[f79]) ).

fof(f91,plain,
    ! [X0,X1] :
      ( ~ convergent_lines(X0,X1)
      | ~ parallel_lines(X0,X1) ),
    inference(ennf_transformation,[],[f52]) ).

fof(f92,plain,
    ? [X0,X1,X2] :
      ( ~ orthogonal_lines(X1,X2)
      & parallel_lines(X0,X2)
      & orthogonal_lines(X0,X1) ),
    inference(ennf_transformation,[],[f51]) ).

fof(f93,plain,
    ? [X0,X1,X2] :
      ( ~ orthogonal_lines(X1,X2)
      & parallel_lines(X0,X2)
      & orthogonal_lines(X0,X1) ),
    inference(flattening,[],[f92]) ).

fof(f94,plain,
    ! [X0,X1] :
      ( ( orthogonal_lines(X0,X1)
        | unorthogonal_lines(X0,X1) )
      & ( ~ unorthogonal_lines(X0,X1)
        | ~ orthogonal_lines(X0,X1) ) ),
    inference(nnf_transformation,[],[f35]) ).

fof(f95,plain,
    ( ? [X0,X1,X2] :
        ( ~ orthogonal_lines(X1,X2)
        & parallel_lines(X0,X2)
        & orthogonal_lines(X0,X1) )
   => ( ~ orthogonal_lines(sK1,sK2)
      & parallel_lines(sK0,sK2)
      & orthogonal_lines(sK0,sK1) ) ),
    introduced(choice_axiom,[]) ).

fof(f96,plain,
    ( ~ orthogonal_lines(sK1,sK2)
    & parallel_lines(sK0,sK2)
    & orthogonal_lines(sK0,sK1) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1,sK2])],[f93,f95]) ).

fof(f102,plain,
    ! [X2,X0,X1] :
      ( convergent_lines(X1,X2)
      | convergent_lines(X0,X2)
      | ~ convergent_lines(X0,X1) ),
    inference(cnf_transformation,[],[f58]) ).

fof(f123,plain,
    ! [X0,X1] :
      ( unorthogonal_lines(X0,X1)
      | convergent_lines(X0,X1) ),
    inference(cnf_transformation,[],[f78]) ).

fof(f125,plain,
    ! [X2,X0,X1] :
      ( ~ unorthogonal_lines(X1,X2)
      | ~ convergent_lines(X1,X2)
      | convergent_lines(X0,X2)
      | unorthogonal_lines(X0,X1) ),
    inference(cnf_transformation,[],[f80]) ).

fof(f133,plain,
    ! [X0,X1] :
      ( ~ convergent_lines(X0,X1)
      | ~ parallel_lines(X0,X1) ),
    inference(cnf_transformation,[],[f91]) ).

fof(f134,plain,
    ! [X0,X1] :
      ( ~ unorthogonal_lines(X0,X1)
      | ~ orthogonal_lines(X0,X1) ),
    inference(cnf_transformation,[],[f94]) ).

fof(f135,plain,
    ! [X0,X1] :
      ( orthogonal_lines(X0,X1)
      | unorthogonal_lines(X0,X1) ),
    inference(cnf_transformation,[],[f94]) ).

fof(f136,plain,
    orthogonal_lines(sK0,sK1),
    inference(cnf_transformation,[],[f96]) ).

fof(f137,plain,
    parallel_lines(sK0,sK2),
    inference(cnf_transformation,[],[f96]) ).

fof(f138,plain,
    ~ orthogonal_lines(sK1,sK2),
    inference(cnf_transformation,[],[f96]) ).

cnf(c_54,plain,
    ( ~ convergent_lines(X0,X1)
    | convergent_lines(X0,X2)
    | convergent_lines(X1,X2) ),
    inference(cnf_transformation,[],[f102]) ).

cnf(c_75,plain,
    ( convergent_lines(X0,X1)
    | unorthogonal_lines(X0,X1) ),
    inference(cnf_transformation,[],[f123]) ).

cnf(c_78,plain,
    ( ~ convergent_lines(X0,X1)
    | ~ unorthogonal_lines(X0,X1)
    | convergent_lines(X2,X1)
    | unorthogonal_lines(X2,X0) ),
    inference(cnf_transformation,[],[f125]) ).

cnf(c_85,plain,
    ( ~ convergent_lines(X0,X1)
    | ~ parallel_lines(X0,X1) ),
    inference(cnf_transformation,[],[f133]) ).

cnf(c_86,plain,
    ( unorthogonal_lines(X0,X1)
    | orthogonal_lines(X0,X1) ),
    inference(cnf_transformation,[],[f135]) ).

cnf(c_87,plain,
    ( ~ unorthogonal_lines(X0,X1)
    | ~ orthogonal_lines(X0,X1) ),
    inference(cnf_transformation,[],[f134]) ).

cnf(c_88,negated_conjecture,
    ~ orthogonal_lines(sK1,sK2),
    inference(cnf_transformation,[],[f138]) ).

cnf(c_89,negated_conjecture,
    parallel_lines(sK0,sK2),
    inference(cnf_transformation,[],[f137]) ).

cnf(c_90,negated_conjecture,
    orthogonal_lines(sK0,sK1),
    inference(cnf_transformation,[],[f136]) ).

cnf(c_109,plain,
    ( ~ orthogonal_lines(X0,X1)
    | ~ unorthogonal_lines(X0,X1) ),
    inference(prop_impl_just,[status(thm)],[c_87]) ).

cnf(c_110,plain,
    ( ~ unorthogonal_lines(X0,X1)
    | ~ orthogonal_lines(X0,X1) ),
    inference(renaming,[status(thm)],[c_109]) ).

cnf(c_111,plain,
    ( orthogonal_lines(X0,X1)
    | unorthogonal_lines(X0,X1) ),
    inference(prop_impl_just,[status(thm)],[c_86]) ).

cnf(c_112,plain,
    ( unorthogonal_lines(X0,X1)
    | orthogonal_lines(X0,X1) ),
    inference(renaming,[status(thm)],[c_111]) ).

cnf(c_121,plain,
    ( ~ convergent_lines(X0,X1)
    | ~ parallel_lines(X0,X1) ),
    inference(prop_impl_just,[status(thm)],[c_85]) ).

cnf(c_125,plain,
    ( convergent_lines(X0,X1)
    | ~ orthogonal_lines(X0,X1) ),
    inference(prop_impl_just,[status(thm)],[c_75,c_87]) ).

cnf(c_126,plain,
    ( ~ orthogonal_lines(X0,X1)
    | convergent_lines(X0,X1) ),
    inference(renaming,[status(thm)],[c_125]) ).

cnf(c_201,plain,
    ( ~ convergent_lines(X0,X1)
    | convergent_lines(X2,X1)
    | unorthogonal_lines(X2,X0)
    | orthogonal_lines(X0,X1) ),
    inference(bin_hyper_res,[status(thm)],[c_78,c_112]) ).

cnf(c_400,plain,
    ~ convergent_lines(sK0,sK2),
    inference(resolution,[status(thm)],[c_121,c_89]) ).

cnf(c_508,plain,
    ( ~ convergent_lines(sK1,sK2)
    | convergent_lines(X0,sK2)
    | unorthogonal_lines(X0,sK1) ),
    inference(resolution,[status(thm)],[c_201,c_88]) ).

cnf(c_509,plain,
    ( ~ convergent_lines(sK1,sK2)
    | convergent_lines(sK0,sK2)
    | unorthogonal_lines(sK0,sK1) ),
    inference(instantiation,[status(thm)],[c_508]) ).

cnf(c_567,plain,
    convergent_lines(sK0,sK1),
    inference(resolution,[status(thm)],[c_126,c_90]) ).

cnf(c_571,plain,
    ~ unorthogonal_lines(sK0,sK1),
    inference(resolution,[status(thm)],[c_110,c_90]) ).

cnf(c_959,plain,
    ( ~ convergent_lines(sK0,sK1)
    | convergent_lines(sK1,X0)
    | convergent_lines(sK0,X0) ),
    inference(instantiation,[status(thm)],[c_54]) ).

cnf(c_990,plain,
    ( ~ convergent_lines(sK0,sK1)
    | convergent_lines(sK1,sK2)
    | convergent_lines(sK0,sK2) ),
    inference(instantiation,[status(thm)],[c_959]) ).

cnf(c_991,plain,
    $false,
    inference(prop_impl_just,[status(thm)],[c_990,c_571,c_567,c_509,c_400]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.11  % Problem  : GEO219+3 : TPTP v8.1.2. Released v4.0.0.
% 0.06/0.11  % Command  : run_iprover %s %d THM
% 0.11/0.32  % Computer : n011.cluster.edu
% 0.11/0.32  % Model    : x86_64 x86_64
% 0.11/0.32  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.32  % Memory   : 8042.1875MB
% 0.11/0.32  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.11/0.32  % CPULimit : 300
% 0.11/0.32  % WCLimit  : 300
% 0.11/0.32  % DateTime : Fri May  3 01:28:33 EDT 2024
% 0.11/0.32  % CPUTime  : 
% 0.17/0.42  Running first-order theorem proving
% 0.17/0.42  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
% 0.37/1.06  % SZS status Started for theBenchmark.p
% 0.37/1.06  % SZS status Theorem for theBenchmark.p
% 0.37/1.06  
% 0.37/1.06  %---------------- iProver v3.9 (pre CASC 2024/SMT-COMP 2024) ----------------%
% 0.37/1.06  
% 0.37/1.06  ------  iProver source info
% 0.37/1.06  
% 0.37/1.06  git: date: 2024-05-02 19:28:25 +0000
% 0.37/1.06  git: sha1: a33b5eb135c74074ba803943bb12f2ebd971352f
% 0.37/1.06  git: non_committed_changes: false
% 0.37/1.06  
% 0.37/1.06  ------ Parsing...
% 0.37/1.06  ------ Clausification by vclausify_rel  & Parsing by iProver...
% 0.37/1.06  
% 0.37/1.06  ------ Preprocessing... sf_s  rm: 4 0s  sf_e  pe_s  pe:1:0s pe:2:0s pe_e  sf_s  rm: 0 0s  sf_e  pe_s  pe_e  sf_s  rm: 0 0s  sf_e  pe_s  pe_e 
% 0.37/1.06  
% 0.37/1.06  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 0.37/1.06  ------ Proving...
% 0.37/1.06  ------ Problem Properties 
% 0.37/1.06  
% 0.37/1.06  
% 0.37/1.06  clauses                                 33
% 0.37/1.06  conjectures                             0
% 0.37/1.06  EPR                                     25
% 0.37/1.06  Horn                                    17
% 0.37/1.06  unary                                   12
% 0.37/1.06  binary                                  6
% 0.37/1.06  lits                                    80
% 0.37/1.06  lits eq                                 0
% 0.37/1.06  fd_pure                                 0
% 0.37/1.06  fd_pseudo                               0
% 0.37/1.06  fd_cond                                 0
% 0.37/1.06  fd_pseudo_cond                          0
% 0.37/1.06  AC symbols                              0
% 0.37/1.06  
% 0.37/1.06  ------ Schedule dynamic 5 is on 
% 0.37/1.06  
% 0.37/1.06  ------ no conjectures: strip conj schedule 
% 0.37/1.06  
% 0.37/1.06  ------ no equalities: superposition off 
% 0.37/1.06  
% 0.37/1.06  ------ Input Options "--resolution_flag false --inst_lit_sel_side none" stripped conjectures Time Limit: 10.
% 0.37/1.06  
% 0.37/1.06  
% 0.37/1.06  ------ 
% 0.37/1.06  Current options:
% 0.37/1.06  ------ 
% 0.37/1.06  
% 0.37/1.06  
% 0.37/1.06  
% 0.37/1.06  
% 0.37/1.06  ------ Proving...
% 0.37/1.06  
% 0.37/1.06  
% 0.37/1.06  % SZS status Theorem for theBenchmark.p
% 0.37/1.06  
% 0.37/1.06  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 0.37/1.06  
% 0.37/1.06  
%------------------------------------------------------------------------------