TSTP Solution File: SYN349-1 by SPASS---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : SYN349-1 : TPTP v8.1.0. Released v1.2.0.
% Transfm  : none
% Format   : tptp
% Command  : run_spass %d %s

% Computer : n020.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 : Thu Jul 21 12:20:37 EDT 2022

% Result   : Unsatisfiable 0.18s 0.40s
% Output   : Refutation 0.18s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    6
%            Number of leaves      :    6
% Syntax   : Number of clauses     :   15 (   3 unt;   7 nHn;  15 RR)
%            Number of literals    :   40 (   0 equ;  17 neg)
%            Maximal clause size   :    4 (   2 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    2 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    4 (   4 usr;   2 con; 0-2 aty)
%            Number of variables   :    0 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,axiom,
    ( ~ f(w__dfg(u),g(u,v))
    | f(u,g(u,v)) ),
    file('SYN349-1.p',unknown),
    [] ).

cnf(2,axiom,
    ( ~ f(u,g(u,v))
    | f(w__dfg(u),g(u,v)) ),
    file('SYN349-1.p',unknown),
    [] ).

cnf(3,axiom,
    ( ~ f(u,g(v,u))
    | ~ f(v,g(v,u))
    | f(g(v,u),u)
    | f(g(v,u),w__dfg(v)) ),
    file('SYN349-1.p',unknown),
    [] ).

cnf(5,axiom,
    ( f(u,g(v,u))
    | f(v,g(v,u))
    | f(g(v,u),u)
    | f(g(v,u),w__dfg(v)) ),
    file('SYN349-1.p',unknown),
    [] ).

cnf(8,axiom,
    ( ~ f(g(u,v),v)
    | ~ f(g(u,v),w__dfg(u))
    | f(v,g(u,v))
    | f(u,g(u,v)) ),
    file('SYN349-1.p',unknown),
    [] ).

cnf(10,axiom,
    ( ~ f(u,g(v,u))
    | ~ f(v,g(v,u))
    | ~ f(g(v,u),u)
    | ~ f(g(v,u),w__dfg(v)) ),
    file('SYN349-1.p',unknown),
    [] ).

cnf(12,plain,
    ( f(w__dfg(u),g(u,w__dfg(u)))
    | f(u,g(u,w__dfg(u)))
    | f(g(u,w__dfg(u)),w__dfg(u)) ),
    inference(fac,[status(thm)],[5]),
    [iquote('0:Fac:5.2,5.3')] ).

cnf(13,plain,
    ( f(u,g(u,w__dfg(u)))
    | f(g(u,w__dfg(u)),w__dfg(u)) ),
    inference(mrr,[status(thm)],[12,1]),
    [iquote('0:MRR:12.0,1.0')] ).

cnf(14,plain,
    ( ~ f(u,g(u,w__dfg(u)))
    | ~ f(u,g(u,w__dfg(u)))
    | f(g(u,w__dfg(u)),w__dfg(u))
    | f(g(u,w__dfg(u)),w__dfg(u)) ),
    inference(res,[status(thm),theory(equality)],[2,3]),
    [iquote('0:Res:2.1,3.0')] ).

cnf(15,plain,
    ( ~ f(u,g(u,w__dfg(u)))
    | f(g(u,w__dfg(u)),w__dfg(u)) ),
    inference(obv,[status(thm),theory(equality)],[14]),
    [iquote('0:Obv:14.2')] ).

cnf(16,plain,
    f(g(u,w__dfg(u)),w__dfg(u)),
    inference(mrr,[status(thm)],[15,13]),
    [iquote('0:MRR:15.0,13.0')] ).

cnf(23,plain,
    ( ~ f(g(u,w__dfg(u)),w__dfg(u))
    | f(w__dfg(u),g(u,w__dfg(u)))
    | f(u,g(u,w__dfg(u))) ),
    inference(res,[status(thm),theory(equality)],[16,8]),
    [iquote('0:Res:16.0,8.1')] ).

cnf(24,plain,
    f(u,g(u,w__dfg(u))),
    inference(mrr,[status(thm)],[23,16,1]),
    [iquote('0:MRR:23.0,23.1,16.0,1.0')] ).

cnf(27,plain,
    ( ~ f(w__dfg(u),g(u,w__dfg(u)))
    | ~ f(u,g(u,w__dfg(u)))
    | ~ f(g(u,w__dfg(u)),w__dfg(u)) ),
    inference(res,[status(thm),theory(equality)],[16,10]),
    [iquote('0:Res:16.0,10.3')] ).

cnf(28,plain,
    $false,
    inference(mrr,[status(thm)],[27,2,24,16]),
    [iquote('0:MRR:27.0,27.1,27.2,2.1,24.0,16.0')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.11  % Problem  : SYN349-1 : TPTP v8.1.0. Released v1.2.0.
% 0.03/0.12  % Command  : run_spass %d %s
% 0.12/0.33  % Computer : n020.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 600
% 0.12/0.33  % DateTime : Mon Jul 11 12:52:42 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.18/0.40  
% 0.18/0.40  SPASS V 3.9 
% 0.18/0.40  SPASS beiseite: Proof found.
% 0.18/0.40  % SZS status Theorem
% 0.18/0.40  Problem: /export/starexec/sandbox/benchmark/theBenchmark.p 
% 0.18/0.40  SPASS derived 13 clauses, backtracked 0 clauses, performed 0 splits and kept 14 clauses.
% 0.18/0.40  SPASS allocated 63100 KBytes.
% 0.18/0.40  SPASS spent	0:00:00.06 on the problem.
% 0.18/0.40  		0:00:00.03 for the input.
% 0.18/0.40  		0:00:00.00 for the FLOTTER CNF translation.
% 0.18/0.40  		0:00:00.00 for inferences.
% 0.18/0.40  		0:00:00.00 for the backtracking.
% 0.18/0.40  		0:00:00.00 for the reduction.
% 0.18/0.40  
% 0.18/0.40  
% 0.18/0.40  Here is a proof with depth 2, length 15 :
% 0.18/0.40  % SZS output start Refutation
% See solution above
% 0.18/0.40  Formulae used in the proof : clause1 clause2 clause3 clause5 clause8 clause10
% 0.18/0.40  
%------------------------------------------------------------------------------