TSTP Solution File: GEO261+1 by Vampire-SAT---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire-SAT---4.8
% Problem  : GEO261+1 : TPTP v8.1.2. Bugfixed v6.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s

% 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 : Sun May  5 05:16:27 EDT 2024

% Result   : Theorem 0.23s 0.39s
% Output   : Refutation 0.23s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    9
%            Number of leaves      :    5
% Syntax   : Number of formulae    :   29 (   6 unt;   0 def)
%            Number of atoms       :   85 (   0 equ)
%            Maximal formula atoms :    8 (   2 avg)
%            Number of connectives :   90 (  34   ~;  19   |;  28   &)
%                                         (   2 <=>;   7  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   5 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    7 (   6 usr;   1 prp; 0-4 aty)
%            Number of functors    :    6 (   6 usr;   5 con; 0-1 aty)
%            Number of variables   :   64 (  49   !;  15   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f262,plain,
    $false,
    inference(subsumption_resolution,[],[f256,f168]) ).

fof(f168,plain,
    unequally_directed_lines(sK1,sK2),
    inference(resolution,[],[f137,f115]) ).

fof(f115,plain,
    convergent_lines(sK1,sK2),
    inference(cnf_transformation,[],[f111]) ).

fof(f111,plain,
    ( ~ divides_points(sK2,sK3,sK5)
    & ~ apart_point_and_line(sK4,sK2)
    & convergent_lines(sK1,sK2)
    & between_on_line(sK1,sK3,sK4,sK5) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK1,sK2,sK3,sK4,sK5])],[f66,f110]) ).

fof(f110,plain,
    ( ? [X0,X1,X2,X3,X4] :
        ( ~ divides_points(X1,X2,X4)
        & ~ apart_point_and_line(X3,X1)
        & convergent_lines(X0,X1)
        & between_on_line(X0,X2,X3,X4) )
   => ( ~ divides_points(sK2,sK3,sK5)
      & ~ apart_point_and_line(sK4,sK2)
      & convergent_lines(sK1,sK2)
      & between_on_line(sK1,sK3,sK4,sK5) ) ),
    introduced(choice_axiom,[]) ).

fof(f66,plain,
    ? [X0,X1,X2,X3,X4] :
      ( ~ divides_points(X1,X2,X4)
      & ~ apart_point_and_line(X3,X1)
      & convergent_lines(X0,X1)
      & between_on_line(X0,X2,X3,X4) ),
    inference(flattening,[],[f65]) ).

fof(f65,plain,
    ? [X0,X1,X2,X3,X4] :
      ( ~ divides_points(X1,X2,X4)
      & ~ apart_point_and_line(X3,X1)
      & convergent_lines(X0,X1)
      & between_on_line(X0,X2,X3,X4) ),
    inference(ennf_transformation,[],[f34]) ).

fof(f34,plain,
    ~ ! [X0,X1,X2,X3,X4] :
        ( ( ~ apart_point_and_line(X3,X1)
          & convergent_lines(X0,X1)
          & between_on_line(X0,X2,X3,X4) )
       => divides_points(X1,X2,X4) ),
    inference(rectify,[],[f33]) ).

fof(f33,negated_conjecture,
    ~ ! [X1,X2,X0,X3,X4] :
        ( ( ~ apart_point_and_line(X3,X2)
          & convergent_lines(X1,X2)
          & between_on_line(X1,X0,X3,X4) )
       => divides_points(X2,X0,X4) ),
    inference(negated_conjecture,[],[f32]) ).

fof(f32,conjecture,
    ! [X1,X2,X0,X3,X4] :
      ( ( ~ apart_point_and_line(X3,X2)
        & convergent_lines(X1,X2)
        & between_on_line(X1,X0,X3,X4) )
     => divides_points(X2,X0,X4) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',con) ).

fof(f137,plain,
    ! [X0,X1] :
      ( ~ convergent_lines(X0,X1)
      | unequally_directed_lines(X0,X1) ),
    inference(cnf_transformation,[],[f82]) ).

fof(f82,plain,
    ! [X0,X1] :
      ( ( unequally_directed_lines(X0,reverse_line(X1))
        & unequally_directed_lines(X0,X1) )
      | ~ convergent_lines(X0,X1) ),
    inference(ennf_transformation,[],[f63]) ).

fof(f63,plain,
    ! [X0,X1] :
      ( convergent_lines(X0,X1)
     => ( unequally_directed_lines(X0,reverse_line(X1))
        & unequally_directed_lines(X0,X1) ) ),
    inference(unused_predicate_definition_removal,[],[f47]) ).

fof(f47,plain,
    ! [X0,X1] :
      ( convergent_lines(X0,X1)
    <=> ( unequally_directed_lines(X0,reverse_line(X1))
        & unequally_directed_lines(X0,X1) ) ),
    inference(rectify,[],[f2]) ).

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

fof(f256,plain,
    ~ unequally_directed_lines(sK1,sK2),
    inference(resolution,[],[f249,f169]) ).

fof(f169,plain,
    unequally_directed_lines(sK1,reverse_line(sK2)),
    inference(resolution,[],[f138,f115]) ).

fof(f138,plain,
    ! [X0,X1] :
      ( ~ convergent_lines(X0,X1)
      | unequally_directed_lines(X0,reverse_line(X1)) ),
    inference(cnf_transformation,[],[f82]) ).

fof(f249,plain,
    ! [X0,X1] :
      ( ~ unequally_directed_lines(X0,reverse_line(X1))
      | ~ unequally_directed_lines(X0,X1) ),
    inference(subsumption_resolution,[],[f248,f139]) ).

fof(f139,plain,
    ! [X0,X1] : ~ left_convergent_lines(X0,X1),
    inference(cnf_transformation,[],[f83]) ).

fof(f83,plain,
    ! [X0,X1] :
      ( ~ left_convergent_lines(X0,reverse_line(X1))
      & ~ left_convergent_lines(X0,X1) ),
    inference(ennf_transformation,[],[f48]) ).

fof(f48,plain,
    ! [X0,X1] :
      ~ ( left_convergent_lines(X0,reverse_line(X1))
        | left_convergent_lines(X0,X1) ),
    inference(rectify,[],[f16]) ).

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(f248,plain,
    ! [X0,X1] :
      ( left_convergent_lines(X0,X1)
      | ~ unequally_directed_lines(X0,reverse_line(X1))
      | ~ unequally_directed_lines(X0,X1) ),
    inference(subsumption_resolution,[],[f134,f139]) ).

fof(f134,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,[],[f80]) ).

fof(f80,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,[],[f79]) ).

fof(f79,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,[],[f46]) ).

fof(f46,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(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) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.13  % Problem    : GEO261+1 : TPTP v8.1.2. Bugfixed v6.4.0.
% 0.07/0.15  % Command    : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s
% 0.15/0.36  % Computer : n009.cluster.edu
% 0.15/0.36  % Model    : x86_64 x86_64
% 0.15/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.36  % Memory   : 8042.1875MB
% 0.15/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.36  % CPULimit   : 300
% 0.15/0.36  % WCLimit    : 300
% 0.15/0.36  % DateTime   : Fri May  3 22:01:23 EDT 2024
% 0.15/0.36  % CPUTime    : 
% 0.15/0.37  % (19418)Running in auto input_syntax mode. Trying TPTP
% 0.15/0.38  % (19419)fmb+10_1_fmbas=off:fmbsr=1.3:nm=2_1451 on theBenchmark for (1451ds/0Mi)
% 0.15/0.39  % (19421)dis-2_2:3_amm=sco:anc=none:bce=on:fsr=off:gsp=on:nm=16:nwc=1.2:nicw=on:sac=on:sp=weighted_frequency_476 on theBenchmark for (476ds/0Mi)
% 0.15/0.39  % (19422)fmb+10_1_bce=on:fmbas=expand:fmbksg=on:fmbsr=1.3:gsp=on:nm=4_470 on theBenchmark for (470ds/0Mi)
% 0.15/0.39  % (19423)dis+1_20_av=off:lcm=predicate:nm=2:nwc=2.0_396 on theBenchmark for (396ds/0Mi)
% 0.15/0.39  % (19420)fmb+10_1_bce=on:fmbas=expand:fmbksg=on:fmbsr=1.3_569 on theBenchmark for (569ds/0Mi)
% 0.15/0.39  % (19424)dis+11_4:5_nm=4_216 on theBenchmark for (216ds/0Mi)
% 0.23/0.39  % (19425)fmb+10_1_fmbas=off:fmbsr=1.3:nm=2:si=on:rtra=on:rawr=on:rp=on:fmbksg=on_1451 on theBenchmark for (1451ds/0Mi)
% 0.23/0.39  TRYING [1]
% 0.23/0.39  TRYING [2]
% 0.23/0.39  % (19424)First to succeed.
% 0.23/0.39  TRYING [1]
% 0.23/0.39  TRYING [2]
% 0.23/0.39  TRYING [1,1]
% 0.23/0.39  % (19424)Solution written to "/export/starexec/sandbox/tmp/vampire-proof-19418"
% 0.23/0.39  TRYING [1,1]
% 0.23/0.39  TRYING [3]
% 0.23/0.39  TRYING [2,2]
% 0.23/0.39  TRYING [2,2]
% 0.23/0.39  % (19424)Refutation found. Thanks to Tanya!
% 0.23/0.39  % SZS status Theorem for theBenchmark
% 0.23/0.39  % SZS output start Proof for theBenchmark
% See solution above
% 0.23/0.39  % (19424)------------------------------
% 0.23/0.39  % (19424)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.23/0.39  % (19424)Termination reason: Refutation
% 0.23/0.39  
% 0.23/0.39  % (19424)Memory used [KB]: 882
% 0.23/0.39  % (19424)Time elapsed: 0.007 s
% 0.23/0.39  % (19424)Instructions burned: 8 (million)
% 0.23/0.39  % (19418)Success in time 0.024 s
%------------------------------------------------------------------------------