TSTP Solution File: GEO218+3 by SPASS---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : GEO218+3 : TPTP v8.1.0. Released v4.0.0.
% Transfm  : none
% Format   : tptp
% Command  : run_spass %d %s

% Computer : n028.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  : 600s
% DateTime : Sat Jul 16 06:23:35 EDT 2022

% Result   : Theorem 0.17s 0.44s
% Output   : Refutation 0.17s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    8
%            Number of leaves      :   17
% Syntax   : Number of clauses     :   35 (  17 unt;   9 nHn;  35 RR)
%            Number of literals    :   57 (   0 equ;  25 neg)
%            Maximal clause size   :    3 (   1 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of predicates  :    8 (   7 usr;   1 prp; 0-2 aty)
%            Number of functors    :    6 (   6 usr;   6 con; 0-0 aty)
%            Number of variables   :    0 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,axiom,
    parallel_lines(skc5,skc3),
    file('GEO218+3.p',unknown),
    [] ).

cnf(2,axiom,
    orthogonal_lines(skc5,skc4),
    file('GEO218+3.p',unknown),
    [] ).

cnf(3,axiom,
    ~ orthogonal_lines(skc3,skc4),
    file('GEO218+3.p',unknown),
    [] ).

cnf(5,axiom,
    ~ distinct_lines(u,u),
    file('GEO218+3.p',unknown),
    [] ).

cnf(12,axiom,
    ( unorthogonal_lines(u,v)
    | convergent_lines(u,v) ),
    file('GEO218+3.p',unknown),
    [] ).

cnf(13,axiom,
    ( skP1(u,v)
    | convergent_lines(v,u) ),
    file('GEO218+3.p',unknown),
    [] ).

cnf(14,axiom,
    ( skP1(u,v)
    | unorthogonal_lines(v,u) ),
    file('GEO218+3.p',unknown),
    [] ).

cnf(16,axiom,
    ( equal_lines(u,v)
    | distinct_lines(u,v) ),
    file('GEO218+3.p',unknown),
    [] ).

cnf(19,axiom,
    ( orthogonal_lines(u,v)
    | unorthogonal_lines(u,v) ),
    file('GEO218+3.p',unknown),
    [] ).

cnf(20,axiom,
    ( ~ distinct_lines(u,v)
    | convergent_lines(u,v) ),
    file('GEO218+3.p',unknown),
    [] ).

cnf(24,axiom,
    ( ~ distinct_lines(u,v)
    | ~ equal_lines(u,v) ),
    file('GEO218+3.p',unknown),
    [] ).

cnf(25,axiom,
    ( ~ convergent_lines(u,v)
    | ~ parallel_lines(u,v) ),
    file('GEO218+3.p',unknown),
    [] ).

cnf(27,axiom,
    ( ~ unorthogonal_lines(u,v)
    | ~ orthogonal_lines(u,v) ),
    file('GEO218+3.p',unknown),
    [] ).

cnf(29,axiom,
    ( ~ distinct_lines(u,v)
    | distinct_lines(v,w)
    | distinct_lines(u,w) ),
    file('GEO218+3.p',unknown),
    [] ).

cnf(37,axiom,
    ( ~ convergent_lines(u,v)
    | distinct_lines(v,w)
    | convergent_lines(u,w) ),
    file('GEO218+3.p',unknown),
    [] ).

cnf(43,axiom,
    ( ~ skP1(u,v)
    | ~ skP1(w,v)
    | skP1(u,w) ),
    file('GEO218+3.p',unknown),
    [] ).

cnf(44,axiom,
    ( ~ unorthogonal_lines(u,v)
    | ~ convergent_lines(u,v)
    | ~ skP1(v,u) ),
    file('GEO218+3.p',unknown),
    [] ).

cnf(50,plain,
    ~ unorthogonal_lines(skc5,skc4),
    inference(res,[status(thm),theory(equality)],[2,27]),
    [iquote('0:Res:2.0,27.0')] ).

cnf(51,plain,
    ~ convergent_lines(skc5,skc3),
    inference(res,[status(thm),theory(equality)],[1,25]),
    [iquote('0:Res:1.0,25.0')] ).

cnf(52,plain,
    unorthogonal_lines(skc3,skc4),
    inference(res,[status(thm),theory(equality)],[19,3]),
    [iquote('0:Res:19.1,3.0')] ).

cnf(60,plain,
    skP1(skc4,skc5),
    inference(res,[status(thm),theory(equality)],[14,50]),
    [iquote('0:Res:14.1,50.0')] ).

cnf(64,plain,
    skP1(skc3,skc5),
    inference(res,[status(thm),theory(equality)],[13,51]),
    [iquote('0:Res:13.1,51.0')] ).

cnf(67,plain,
    convergent_lines(skc5,skc4),
    inference(res,[status(thm),theory(equality)],[12,50]),
    [iquote('0:Res:12.0,50.0')] ).

cnf(142,plain,
    ( distinct_lines(skc4,u)
    | convergent_lines(skc5,u) ),
    inference(res,[status(thm),theory(equality)],[67,37]),
    [iquote('0:Res:67.0,37.0')] ).

cnf(146,plain,
    distinct_lines(skc4,skc3),
    inference(res,[status(thm),theory(equality)],[142,51]),
    [iquote('0:Res:142.1,51.0')] ).

cnf(150,plain,
    ( distinct_lines(skc3,u)
    | distinct_lines(skc4,u) ),
    inference(res,[status(thm),theory(equality)],[146,29]),
    [iquote('0:Res:146.0,29.0')] ).

cnf(161,plain,
    ( ~ equal_lines(skc3,u)
    | distinct_lines(skc4,u) ),
    inference(res,[status(thm),theory(equality)],[150,24]),
    [iquote('0:Res:150.0,24.0')] ).

cnf(174,plain,
    ~ equal_lines(skc3,skc4),
    inference(res,[status(thm),theory(equality)],[161,5]),
    [iquote('0:Res:161.1,5.0')] ).

cnf(180,plain,
    ( ~ skP1(u,skc5)
    | skP1(skc4,u) ),
    inference(res,[status(thm),theory(equality)],[60,43]),
    [iquote('0:Res:60.0,43.0')] ).

cnf(188,plain,
    skP1(skc4,skc3),
    inference(res,[status(thm),theory(equality)],[64,180]),
    [iquote('0:Res:64.0,180.0')] ).

cnf(193,plain,
    ( ~ convergent_lines(skc3,skc4)
    | ~ skP1(skc4,skc3) ),
    inference(res,[status(thm),theory(equality)],[52,44]),
    [iquote('0:Res:52.0,44.0')] ).

cnf(200,plain,
    ~ convergent_lines(skc3,skc4),
    inference(mrr,[status(thm)],[193,188]),
    [iquote('0:MRR:193.1,188.0')] ).

cnf(203,plain,
    ~ distinct_lines(skc3,skc4),
    inference(res,[status(thm),theory(equality)],[20,200]),
    [iquote('0:Res:20.1,200.0')] ).

cnf(204,plain,
    equal_lines(skc3,skc4),
    inference(res,[status(thm),theory(equality)],[16,203]),
    [iquote('0:Res:16.1,203.0')] ).

cnf(209,plain,
    $false,
    inference(mrr,[status(thm)],[204,174]),
    [iquote('0:MRR:204.0,174.0')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.10  % Problem  : GEO218+3 : TPTP v8.1.0. Released v4.0.0.
% 0.06/0.11  % Command  : run_spass %d %s
% 0.10/0.32  % Computer : n028.cluster.edu
% 0.10/0.32  % Model    : x86_64 x86_64
% 0.10/0.32  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.32  % Memory   : 8042.1875MB
% 0.10/0.32  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.10/0.32  % CPULimit : 300
% 0.10/0.32  % WCLimit  : 600
% 0.10/0.32  % DateTime : Sat Jun 18 04:31:43 EDT 2022
% 0.10/0.32  % CPUTime  : 
% 0.17/0.44  
% 0.17/0.44  SPASS V 3.9 
% 0.17/0.44  SPASS beiseite: Proof found.
% 0.17/0.44  % SZS status Theorem
% 0.17/0.44  Problem: /export/starexec/sandbox2/benchmark/theBenchmark.p 
% 0.17/0.44  SPASS derived 154 clauses, backtracked 0 clauses, performed 0 splits and kept 151 clauses.
% 0.17/0.44  SPASS allocated 97742 KBytes.
% 0.17/0.44  SPASS spent	0:00:00.11 on the problem.
% 0.17/0.44  		0:00:00.04 for the input.
% 0.17/0.44  		0:00:00.03 for the FLOTTER CNF translation.
% 0.17/0.44  		0:00:00.00 for inferences.
% 0.17/0.44  		0:00:00.00 for the backtracking.
% 0.17/0.44  		0:00:00.01 for the reduction.
% 0.17/0.44  
% 0.17/0.44  
% 0.17/0.44  Here is a proof with depth 7, length 35 :
% 0.17/0.44  % SZS output start Refutation
% See solution above
% 0.17/0.44  Formulae used in the proof : con apart2 coipo1 cotno1 ax2 a5 p1 a3 apart5 ceq3
% 0.17/0.44  
%------------------------------------------------------------------------------