TSTP Solution File: GEO228+1 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : GEO228+1 : TPTP v8.1.0. Bugfixed v6.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s

% Computer : n012.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 31 16:12:23 EDT 2022

% Result   : Theorem 0.18s 0.46s
% Output   : Refutation 0.18s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   10
%            Number of leaves      :    6
% Syntax   : Number of formulae    :   40 (   1 unt;   0 def)
%            Number of atoms       :  128 (   0 equ)
%            Maximal formula atoms :   12 (   3 avg)
%            Number of connectives :  154 (  66   ~;  60   |;  18   &)
%                                         (   8 <=>;   1  =>;   0  <=;   1 <~>)
%            Maximal formula depth :    8 (   4 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    6 (   5 usr;   4 prp; 0-2 aty)
%            Number of functors    :    3 (   3 usr;   2 con; 0-1 aty)
%            Number of variables   :   30 (  20   !;  10   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f197,plain,
    $false,
    inference(avatar_sat_refutation,[],[f168,f173,f174,f178,f183,f196]) ).

fof(f196,plain,
    ( ~ spl2_1
    | spl2_2
    | ~ spl2_3 ),
    inference(avatar_contradiction_clause,[],[f195]) ).

fof(f195,plain,
    ( $false
    | ~ spl2_1
    | spl2_2
    | ~ spl2_3 ),
    inference(subsumption_resolution,[],[f194,f166]) ).

fof(f166,plain,
    ( ~ convergent_lines(sK1,sK0)
    | spl2_2 ),
    inference(avatar_component_clause,[],[f165]) ).

fof(f165,plain,
    ( spl2_2
  <=> convergent_lines(sK1,sK0) ),
    introduced(avatar_definition,[new_symbols(naming,[spl2_2])]) ).

fof(f194,plain,
    ( convergent_lines(sK1,sK0)
    | ~ spl2_1
    | ~ spl2_3 ),
    inference(subsumption_resolution,[],[f191,f172]) ).

fof(f172,plain,
    ( unequally_directed_lines(sK1,sK0)
    | ~ spl2_3 ),
    inference(avatar_component_clause,[],[f170]) ).

fof(f170,plain,
    ( spl2_3
  <=> unequally_directed_lines(sK1,sK0) ),
    introduced(avatar_definition,[new_symbols(naming,[spl2_3])]) ).

fof(f191,plain,
    ( ~ unequally_directed_lines(sK1,sK0)
    | convergent_lines(sK1,sK0)
    | ~ spl2_1 ),
    inference(resolution,[],[f148,f163]) ).

fof(f163,plain,
    ( unequally_directed_lines(sK1,reverse_line(sK0))
    | ~ spl2_1 ),
    inference(avatar_component_clause,[],[f161]) ).

fof(f161,plain,
    ( spl2_1
  <=> unequally_directed_lines(sK1,reverse_line(sK0)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl2_1])]) ).

fof(f148,plain,
    ! [X0,X1] :
      ( ~ unequally_directed_lines(X1,reverse_line(X0))
      | convergent_lines(X1,X0)
      | ~ unequally_directed_lines(X1,X0) ),
    inference(cnf_transformation,[],[f116]) ).

fof(f116,plain,
    ! [X0,X1] :
      ( ( ( unequally_directed_lines(X1,reverse_line(X0))
          & unequally_directed_lines(X1,X0) )
        | ~ convergent_lines(X1,X0) )
      & ( convergent_lines(X1,X0)
        | ~ unequally_directed_lines(X1,reverse_line(X0))
        | ~ unequally_directed_lines(X1,X0) ) ),
    inference(flattening,[],[f115]) ).

fof(f115,plain,
    ! [X0,X1] :
      ( ( ( unequally_directed_lines(X1,reverse_line(X0))
          & unequally_directed_lines(X1,X0) )
        | ~ convergent_lines(X1,X0) )
      & ( convergent_lines(X1,X0)
        | ~ unequally_directed_lines(X1,reverse_line(X0))
        | ~ unequally_directed_lines(X1,X0) ) ),
    inference(nnf_transformation,[],[f50]) ).

fof(f50,plain,
    ! [X0,X1] :
      ( ( unequally_directed_lines(X1,reverse_line(X0))
        & unequally_directed_lines(X1,X0) )
    <=> convergent_lines(X1,X0) ),
    inference(rectify,[],[f2]) ).

fof(f2,axiom,
    ! [X2,X1] :
      ( convergent_lines(X1,X2)
    <=> ( unequally_directed_lines(X1,reverse_line(X2))
        & unequally_directed_lines(X1,X2) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',con_def) ).

fof(f183,plain,
    ( spl2_1
    | ~ spl2_2 ),
    inference(avatar_contradiction_clause,[],[f182]) ).

fof(f182,plain,
    ( $false
    | spl2_1
    | ~ spl2_2 ),
    inference(subsumption_resolution,[],[f181,f167]) ).

fof(f167,plain,
    ( convergent_lines(sK1,sK0)
    | ~ spl2_2 ),
    inference(avatar_component_clause,[],[f165]) ).

fof(f181,plain,
    ( ~ convergent_lines(sK1,sK0)
    | spl2_1 ),
    inference(resolution,[],[f150,f162]) ).

fof(f162,plain,
    ( ~ unequally_directed_lines(sK1,reverse_line(sK0))
    | spl2_1 ),
    inference(avatar_component_clause,[],[f161]) ).

fof(f150,plain,
    ! [X0,X1] :
      ( unequally_directed_lines(X1,reverse_line(X0))
      | ~ convergent_lines(X1,X0) ),
    inference(cnf_transformation,[],[f116]) ).

fof(f178,plain,
    ( spl2_3
    | ~ spl2_2 ),
    inference(avatar_split_clause,[],[f175,f165,f170]) ).

fof(f175,plain,
    ( unequally_directed_lines(sK1,sK0)
    | ~ spl2_2 ),
    inference(resolution,[],[f149,f167]) ).

fof(f149,plain,
    ! [X0,X1] :
      ( ~ convergent_lines(X1,X0)
      | unequally_directed_lines(X1,X0) ),
    inference(cnf_transformation,[],[f116]) ).

fof(f174,plain,
    ( ~ spl2_1
    | ~ spl2_2
    | ~ spl2_3 ),
    inference(avatar_split_clause,[],[f130,f170,f165,f161]) ).

fof(f130,plain,
    ( ~ unequally_directed_lines(sK1,sK0)
    | ~ convergent_lines(sK1,sK0)
    | ~ unequally_directed_lines(sK1,reverse_line(sK0)) ),
    inference(cnf_transformation,[],[f108]) ).

fof(f108,plain,
    ( ( convergent_lines(sK1,sK0)
      | ( unequally_directed_lines(sK1,sK0)
        & unequally_directed_lines(sK1,reverse_line(sK0)) ) )
    & ( ~ convergent_lines(sK1,sK0)
      | ~ unequally_directed_lines(sK1,sK0)
      | ~ unequally_directed_lines(sK1,reverse_line(sK0)) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1])],[f106,f107]) ).

fof(f107,plain,
    ( ? [X0,X1] :
        ( ( convergent_lines(X1,X0)
          | ( unequally_directed_lines(X1,X0)
            & unequally_directed_lines(X1,reverse_line(X0)) ) )
        & ( ~ convergent_lines(X1,X0)
          | ~ unequally_directed_lines(X1,X0)
          | ~ unequally_directed_lines(X1,reverse_line(X0)) ) )
   => ( ( convergent_lines(sK1,sK0)
        | ( unequally_directed_lines(sK1,sK0)
          & unequally_directed_lines(sK1,reverse_line(sK0)) ) )
      & ( ~ convergent_lines(sK1,sK0)
        | ~ unequally_directed_lines(sK1,sK0)
        | ~ unequally_directed_lines(sK1,reverse_line(sK0)) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f106,plain,
    ? [X0,X1] :
      ( ( convergent_lines(X1,X0)
        | ( unequally_directed_lines(X1,X0)
          & unequally_directed_lines(X1,reverse_line(X0)) ) )
      & ( ~ convergent_lines(X1,X0)
        | ~ unequally_directed_lines(X1,X0)
        | ~ unequally_directed_lines(X1,reverse_line(X0)) ) ),
    inference(rectify,[],[f105]) ).

fof(f105,plain,
    ? [X1,X0] :
      ( ( convergent_lines(X0,X1)
        | ( unequally_directed_lines(X0,X1)
          & unequally_directed_lines(X0,reverse_line(X1)) ) )
      & ( ~ convergent_lines(X0,X1)
        | ~ unequally_directed_lines(X0,X1)
        | ~ unequally_directed_lines(X0,reverse_line(X1)) ) ),
    inference(flattening,[],[f104]) ).

fof(f104,plain,
    ? [X1,X0] :
      ( ( convergent_lines(X0,X1)
        | ( unequally_directed_lines(X0,X1)
          & unequally_directed_lines(X0,reverse_line(X1)) ) )
      & ( ~ convergent_lines(X0,X1)
        | ~ unequally_directed_lines(X0,X1)
        | ~ unequally_directed_lines(X0,reverse_line(X1)) ) ),
    inference(nnf_transformation,[],[f88]) ).

fof(f88,plain,
    ? [X1,X0] :
      ( ( ~ unequally_directed_lines(X0,X1)
        | ~ unequally_directed_lines(X0,reverse_line(X1)) )
    <~> ~ convergent_lines(X0,X1) ),
    inference(ennf_transformation,[],[f42]) ).

fof(f42,plain,
    ~ ! [X0,X1] :
        ( ( ~ unequally_directed_lines(X0,X1)
          | ~ unequally_directed_lines(X0,reverse_line(X1)) )
      <=> ~ convergent_lines(X0,X1) ),
    inference(rectify,[],[f33]) ).

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

fof(f32,conjecture,
    ! [X1,X2] :
      ( ( ~ unequally_directed_lines(X1,X2)
        | ~ unequally_directed_lines(X1,reverse_line(X2)) )
    <=> ~ convergent_lines(X1,X2) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',con) ).

fof(f173,plain,
    ( spl2_2
    | spl2_3 ),
    inference(avatar_split_clause,[],[f132,f170,f165]) ).

fof(f132,plain,
    ( unequally_directed_lines(sK1,sK0)
    | convergent_lines(sK1,sK0) ),
    inference(cnf_transformation,[],[f108]) ).

fof(f168,plain,
    ( spl2_1
    | spl2_2 ),
    inference(avatar_split_clause,[],[f131,f165,f161]) ).

fof(f131,plain,
    ( convergent_lines(sK1,sK0)
    | unequally_directed_lines(sK1,reverse_line(sK0)) ),
    inference(cnf_transformation,[],[f108]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.11  % Problem    : GEO228+1 : TPTP v8.1.0. Bugfixed v6.4.0.
% 0.03/0.12  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.11/0.33  % Computer : n012.cluster.edu
% 0.11/0.33  % Model    : x86_64 x86_64
% 0.11/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.33  % Memory   : 8042.1875MB
% 0.11/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.11/0.33  % CPULimit   : 300
% 0.11/0.33  % WCLimit    : 300
% 0.11/0.33  % DateTime   : Mon Aug 29 21:31:06 EDT 2022
% 0.11/0.33  % CPUTime    : 
% 0.18/0.46  % (10511)ott+11_2:3_av=off:fde=unused:nwc=5.0:tgt=ground:i=75:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/75Mi)
% 0.18/0.46  % (10503)dis+10_1:1_fsd=on:sp=occurrence:i=7:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/7Mi)
% 0.18/0.46  % (10503)First to succeed.
% 0.18/0.46  % (10503)Refutation found. Thanks to Tanya!
% 0.18/0.46  % SZS status Theorem for theBenchmark
% 0.18/0.46  % SZS output start Proof for theBenchmark
% See solution above
% 0.18/0.47  % (10503)------------------------------
% 0.18/0.47  % (10503)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.18/0.47  % (10503)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.18/0.47  % (10503)Termination reason: Refutation
% 0.18/0.47  
% 0.18/0.47  % (10503)Memory used [KB]: 5500
% 0.18/0.47  % (10503)Time elapsed: 0.036 s
% 0.18/0.47  % (10503)Instructions burned: 3 (million)
% 0.18/0.47  % (10503)------------------------------
% 0.18/0.47  % (10503)------------------------------
% 0.18/0.47  % (10495)Success in time 0.13 s
%------------------------------------------------------------------------------