TSTP Solution File: GEO179+3 by SPASS---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : GEO179+3 : TPTP v8.1.0. Released v4.0.0.
% Transfm  : none
% Format   : tptp
% Command  : run_spass %d %s

% Computer : n026.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 06:23:01 EDT 2022

% Result   : Theorem 0.20s 0.47s
% Output   : Refutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    5
%            Number of leaves      :    9
% Syntax   : Number of clauses     :   17 (   8 unt;   6 nHn;  17 RR)
%            Number of literals    :   29 (   0 equ;  10 neg)
%            Maximal clause size   :    3 (   1 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    5 (   4 usr;   1 prp; 0-2 aty)
%            Number of functors    :    8 (   8 usr;   6 con; 0-2 aty)
%            Number of variables   :    0 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(3,axiom,
    ~ distinct_lines(u,u),
    file('GEO179+3.p',unknown),
    [] ).

cnf(5,axiom,
    apart_point_and_line(skc5,line_connecting(skc3,skc4)),
    file('GEO179+3.p',unknown),
    [] ).

cnf(6,axiom,
    ~ convergent_lines(parallel_through_point(u,v),u),
    file('GEO179+3.p',unknown),
    [] ).

cnf(7,axiom,
    ~ apart_point_and_line(u,parallel_through_point(v,u)),
    file('GEO179+3.p',unknown),
    [] ).

cnf(15,axiom,
    ( equal_lines(u,v)
    | distinct_lines(u,v) ),
    file('GEO179+3.p',unknown),
    [] ).

cnf(19,axiom,
    ( ~ distinct_lines(u,v)
    | convergent_lines(u,v) ),
    file('GEO179+3.p',unknown),
    [] ).

cnf(23,axiom,
    ( ~ distinct_lines(u,v)
    | ~ equal_lines(u,v) ),
    file('GEO179+3.p',unknown),
    [] ).

cnf(28,axiom,
    ( ~ distinct_lines(u,v)
    | distinct_lines(v,w)
    | distinct_lines(u,w) ),
    file('GEO179+3.p',unknown),
    [] ).

cnf(35,axiom,
    ( ~ apart_point_and_line(u,v)
    | distinct_lines(v,w)
    | apart_point_and_line(u,w) ),
    file('GEO179+3.p',unknown),
    [] ).

cnf(57,plain,
    ( apart_point_and_line(skc5,u)
    | distinct_lines(line_connecting(skc3,skc4),u) ),
    inference(res,[status(thm),theory(equality)],[5,35]),
    [iquote('0:Res:5.0,35.0')] ).

cnf(78,plain,
    ~ distinct_lines(parallel_through_point(u,v),u),
    inference(res,[status(thm),theory(equality)],[19,6]),
    [iquote('0:Res:19.1,6.0')] ).

cnf(88,plain,
    ( ~ equal_lines(line_connecting(skc3,skc4),u)
    | apart_point_and_line(skc5,u) ),
    inference(res,[status(thm),theory(equality)],[57,23]),
    [iquote('0:Res:57.1,23.0')] ).

cnf(140,plain,
    ( equal_lines(u,v)
    | distinct_lines(v,w)
    | distinct_lines(u,w) ),
    inference(res,[status(thm),theory(equality)],[15,28]),
    [iquote('0:Res:15.1,28.0')] ).

cnf(453,plain,
    ( equal_lines(u,v)
    | distinct_lines(v,u) ),
    inference(res,[status(thm),theory(equality)],[140,3]),
    [iquote('0:Res:140.2,3.0')] ).

cnf(472,plain,
    equal_lines(u,parallel_through_point(u,v)),
    inference(res,[status(thm),theory(equality)],[453,78]),
    [iquote('0:Res:453.1,78.0')] ).

cnf(474,plain,
    apart_point_and_line(skc5,parallel_through_point(line_connecting(skc3,skc4),u)),
    inference(res,[status(thm),theory(equality)],[472,88]),
    [iquote('0:Res:472.0,88.0')] ).

cnf(475,plain,
    $false,
    inference(unc,[status(thm)],[474,7]),
    [iquote('0:UnC:474.0,7.0')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : GEO179+3 : TPTP v8.1.0. Released v4.0.0.
% 0.03/0.13  % Command  : run_spass %d %s
% 0.14/0.34  % Computer : n026.cluster.edu
% 0.14/0.34  % Model    : x86_64 x86_64
% 0.14/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.34  % Memory   : 8042.1875MB
% 0.14/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.34  % CPULimit : 300
% 0.14/0.34  % WCLimit  : 600
% 0.14/0.34  % DateTime : Fri Jun 17 19:35:24 EDT 2022
% 0.14/0.34  % CPUTime  : 
% 0.20/0.47  
% 0.20/0.47  SPASS V 3.9 
% 0.20/0.47  SPASS beiseite: Proof found.
% 0.20/0.47  % SZS status Theorem
% 0.20/0.47  Problem: /export/starexec/sandbox/benchmark/theBenchmark.p 
% 0.20/0.47  SPASS derived 406 clauses, backtracked 0 clauses, performed 0 splits and kept 299 clauses.
% 0.20/0.47  SPASS allocated 97866 KBytes.
% 0.20/0.47  SPASS spent	0:00:00.12 on the problem.
% 0.20/0.47  		0:00:00.04 for the input.
% 0.20/0.47  		0:00:00.03 for the FLOTTER CNF translation.
% 0.20/0.47  		0:00:00.00 for inferences.
% 0.20/0.47  		0:00:00.00 for the backtracking.
% 0.20/0.47  		0:00:00.02 for the reduction.
% 0.20/0.47  
% 0.20/0.47  
% 0.20/0.47  Here is a proof with depth 4, length 17 :
% 0.20/0.47  % SZS output start Refutation
% See solution above
% 0.20/0.47  Formulae used in the proof : apart2 con cp1 cp2 ax2 p1 apart5 ceq2
% 0.20/0.47  
%------------------------------------------------------------------------------