TSTP Solution File: GEO220+1 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : GEO220+1 : TPTP v8.1.0. Released v3.3.0.
% 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 : n019.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 16:12:21 EDT 2022

% Result   : Theorem 1.27s 0.52s
% Output   : Refutation 1.27s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    9
%            Number of leaves      :    3
% Syntax   : Number of formulae    :   19 (   5 unt;   0 def)
%            Number of atoms       :   49 (   0 equ)
%            Maximal formula atoms :    6 (   2 avg)
%            Number of connectives :   63 (  33   ~;   9   |;  15   &)
%                                         (   0 <=>;   6  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   5 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of predicates  :    3 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    3 (   3 usr;   3 con; 0-0 aty)
%            Number of variables   :   37 (  28   !;   9   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f116,plain,
    $false,
    inference(resolution,[],[f111,f81]) ).

fof(f81,plain,
    ~ unorthogonal_lines(sK1,sK0),
    inference(cnf_transformation,[],[f66]) ).

fof(f66,plain,
    ( ~ unorthogonal_lines(sK1,sK2)
    & convergent_lines(sK0,sK2)
    & ~ unorthogonal_lines(sK1,sK0) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1,sK2])],[f37,f65]) ).

fof(f65,plain,
    ( ? [X0,X1,X2] :
        ( ~ unorthogonal_lines(X1,X2)
        & convergent_lines(X0,X2)
        & ~ unorthogonal_lines(X1,X0) )
   => ( ~ unorthogonal_lines(sK1,sK2)
      & convergent_lines(sK0,sK2)
      & ~ unorthogonal_lines(sK1,sK0) ) ),
    introduced(choice_axiom,[]) ).

fof(f37,plain,
    ? [X0,X1,X2] :
      ( ~ unorthogonal_lines(X1,X2)
      & convergent_lines(X0,X2)
      & ~ unorthogonal_lines(X1,X0) ),
    inference(flattening,[],[f36]) ).

fof(f36,plain,
    ? [X0,X1,X2] :
      ( convergent_lines(X0,X2)
      & ~ unorthogonal_lines(X1,X2)
      & ~ unorthogonal_lines(X1,X0) ),
    inference(ennf_transformation,[],[f22]) ).

fof(f22,plain,
    ~ ! [X0,X1,X2] :
        ( ( ~ unorthogonal_lines(X1,X2)
          & ~ unorthogonal_lines(X1,X0) )
       => ~ convergent_lines(X0,X2) ),
    inference(rectify,[],[f19]) ).

fof(f19,negated_conjecture,
    ~ ! [X6,X5,X7] :
        ( ( ~ unorthogonal_lines(X5,X7)
          & ~ unorthogonal_lines(X5,X6) )
       => ~ convergent_lines(X6,X7) ),
    inference(negated_conjecture,[],[f18]) ).

fof(f18,conjecture,
    ! [X6,X5,X7] :
      ( ( ~ unorthogonal_lines(X5,X7)
        & ~ unorthogonal_lines(X5,X6) )
     => ~ convergent_lines(X6,X7) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',con) ).

fof(f111,plain,
    unorthogonal_lines(sK1,sK0),
    inference(resolution,[],[f99,f83]) ).

fof(f83,plain,
    ~ unorthogonal_lines(sK1,sK2),
    inference(cnf_transformation,[],[f66]) ).

fof(f99,plain,
    ! [X0] :
      ( unorthogonal_lines(X0,sK2)
      | unorthogonal_lines(X0,sK0) ),
    inference(resolution,[],[f77,f82]) ).

fof(f82,plain,
    convergent_lines(sK0,sK2),
    inference(cnf_transformation,[],[f66]) ).

fof(f77,plain,
    ! [X2,X0,X1] :
      ( ~ convergent_lines(X1,X0)
      | unorthogonal_lines(X2,X0)
      | unorthogonal_lines(X2,X1) ),
    inference(cnf_transformation,[],[f62]) ).

fof(f62,plain,
    ! [X0,X1,X2] :
      ( ~ convergent_lines(X1,X0)
      | unorthogonal_lines(X2,X1)
      | unorthogonal_lines(X2,X0) ),
    inference(rectify,[],[f43]) ).

fof(f43,plain,
    ! [X2,X1,X0] :
      ( ~ convergent_lines(X1,X2)
      | unorthogonal_lines(X0,X1)
      | unorthogonal_lines(X0,X2) ),
    inference(flattening,[],[f42]) ).

fof(f42,plain,
    ! [X0,X2,X1] :
      ( ~ convergent_lines(X1,X2)
      | unorthogonal_lines(X0,X1)
      | unorthogonal_lines(X0,X2) ),
    inference(ennf_transformation,[],[f28]) ).

fof(f28,plain,
    ! [X0,X2,X1] :
      ( ( ~ unorthogonal_lines(X0,X1)
        & ~ unorthogonal_lines(X0,X2) )
     => ~ convergent_lines(X1,X2) ),
    inference(rectify,[],[f17]) ).

fof(f17,axiom,
    ! [X5,X6,X7] :
      ( ( ~ unorthogonal_lines(X5,X7)
        & ~ unorthogonal_lines(X5,X6) )
     => ~ convergent_lines(X6,X7) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',couo1) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem    : GEO220+1 : TPTP v8.1.0. Released v3.3.0.
% 0.07/0.13  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.13/0.35  % Computer : n019.cluster.edu
% 0.13/0.35  % Model    : x86_64 x86_64
% 0.13/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35  % Memory   : 8042.1875MB
% 0.13/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35  % CPULimit   : 300
% 0.13/0.35  % WCLimit    : 300
% 0.13/0.35  % DateTime   : Mon Aug 29 21:33:20 EDT 2022
% 0.13/0.35  % CPUTime    : 
% 0.19/0.51  % (23405)ott-1_1:6_av=off:cond=on:fsr=off:nwc=3.0:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 0.19/0.51  % (23401)dis+34_1:32_abs=on:add=off:bsr=on:gsp=on:sp=weighted_frequency:i=48:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/48Mi)
% 0.19/0.51  % (23417)ott+3_1:1_gsp=on:lcm=predicate:i=138:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/138Mi)
% 0.19/0.51  % (23425)ott+10_7:2_awrs=decay:awrsf=8:bd=preordered:drc=off:fd=preordered:fde=unused:fsr=off:slsq=on:slsqc=2:slsqr=5,8:sp=const_min:spb=units:to=lpo:i=355:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/355Mi)
% 1.27/0.52  % (23396)fmb+10_1:1_bce=on:fmbsr=1.5:nm=4:skr=on:i=191324:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/191324Mi)
% 1.27/0.52  % (23425)First to succeed.
% 1.27/0.52  % (23408)ott+10_1:28_bd=off:bs=on:tgt=ground:i=101:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/101Mi)
% 1.27/0.52  % (23425)Refutation found. Thanks to Tanya!
% 1.27/0.52  % SZS status Theorem for theBenchmark
% 1.27/0.52  % SZS output start Proof for theBenchmark
% See solution above
% 1.27/0.52  % (23425)------------------------------
% 1.27/0.52  % (23425)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.27/0.52  % (23425)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.27/0.52  % (23425)Termination reason: Refutation
% 1.27/0.52  
% 1.27/0.52  % (23425)Memory used [KB]: 5500
% 1.27/0.52  % (23425)Time elapsed: 0.118 s
% 1.27/0.52  % (23425)Instructions burned: 2 (million)
% 1.27/0.52  % (23425)------------------------------
% 1.27/0.52  % (23425)------------------------------
% 1.27/0.52  % (23395)Success in time 0.168 s
%------------------------------------------------------------------------------