TSTP Solution File: SYN072+1 by SPASS---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : SYN072+1 : TPTP v8.1.0. Released v2.0.0.
% Transfm  : none
% Format   : tptp
% Command  : run_spass %d %s

% Computer : n012.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 12:18:20 EDT 2022

% Result   : Theorem 0.19s 0.52s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   14
%            Number of leaves      :    5
% Syntax   : Number of clauses     :   36 (  10 unt;  23 nHn;  36 RR)
%            Number of literals    :  103 (   0 equ;  11 neg)
%            Maximal clause size   :    7 (   2 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of predicates  :    3 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :   10 (  10 usr;  10 con; 0-0 aty)
%            Number of variables   :    0 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,axiom,
    big_p(a),
    file('SYN072+1.p',unknown),
    [] ).

cnf(2,axiom,
    big_p(b),
    file('SYN072+1.p',unknown),
    [] ).

cnf(3,axiom,
    ~ big_p(skc3),
    file('SYN072+1.p',unknown),
    [] ).

cnf(4,axiom,
    ~ equal(b,a),
    file('SYN072+1.p',unknown),
    [] ).

cnf(5,axiom,
    ( equal(u,skc4)
    | equal(u,skc5) ),
    file('SYN072+1.p',unknown),
    [] ).

cnf(6,plain,
    ( ~ equal(skc5,skc4)
    | equal(u,skc4) ),
    inference(eqf,[status(thm),theory(equality)],[5]),
    [iquote('0:EqF:5.1,5.0')] ).

cnf(8,plain,
    ( equal(u,skc4)
    | equal(v,skc4)
    | equal(v,u) ),
    inference(spr,[status(thm),theory(equality)],[5]),
    [iquote('0:SpR:5.1,5.1')] ).

cnf(9,plain,
    ~ equal(skc5,skc4),
    inference(aed,[status(thm),theory(equality)],[4,6]),
    [iquote('0:AED:4.0,6.1')] ).

cnf(27,plain,
    ( equal(u,skc4)
    | equal(u,v)
    | equal(w,v)
    | equal(x,skc4)
    | equal(x,w) ),
    inference(spr,[status(thm),theory(equality)],[8]),
    [iquote('0:SpR:8.0,8.0')] ).

cnf(135,plain,
    ( equal(skc4,b)
    | equal(u,v)
    | equal(w,skc4)
    | equal(w,u)
    | big_p(v) ),
    inference(spr,[status(thm),theory(equality)],[27,2]),
    [iquote('0:SpR:27.1,2.0')] ).

cnf(136,plain,
    ( equal(skc4,a)
    | equal(u,v)
    | equal(w,skc4)
    | equal(w,u)
    | big_p(v) ),
    inference(spr,[status(thm),theory(equality)],[27,1]),
    [iquote('0:SpR:27.1,1.0')] ).

cnf(143,plain,
    ( equal(u,skc4)
    | equal(u,v)
    | equal(w,skc4)
    | equal(w,b)
    | big_p(v) ),
    inference(spr,[status(thm),theory(equality)],[27,2]),
    [iquote('0:SpR:27.2,2.0')] ).

cnf(144,plain,
    ( equal(u,skc4)
    | equal(u,v)
    | equal(w,skc4)
    | equal(w,a)
    | big_p(v) ),
    inference(spr,[status(thm),theory(equality)],[27,1]),
    [iquote('0:SpR:27.2,1.0')] ).

cnf(178,plain,
    ( ~ big_p(u)
    | equal(skc4,skc3)
    | equal(v,u)
    | equal(w,skc4)
    | equal(w,v) ),
    inference(spl,[status(thm),theory(equality)],[27,3]),
    [iquote('0:SpL:27.1,3.0')] ).

cnf(198,plain,
    ( equal(b,a)
    | equal(u,v)
    | equal(w,skc4)
    | equal(w,u)
    | big_p(v) ),
    inference(rew,[status(thm),theory(equality)],[135,136]),
    [iquote('0:Rew:135.0,136.0')] ).

cnf(199,plain,
    ( equal(u,v)
    | equal(w,skc4)
    | equal(w,u)
    | big_p(v) ),
    inference(mrr,[status(thm)],[198,4]),
    [iquote('0:MRR:198.0,4.0')] ).

cnf(200,plain,
    ( equal(skc4,skc3)
    | equal(u,v)
    | equal(w,skc4)
    | equal(w,u) ),
    inference(mrr,[status(thm)],[178,199]),
    [iquote('0:MRR:178.0,199.3')] ).

cnf(201,plain,
    ( equal(u,skc3)
    | equal(u,v)
    | equal(w,v)
    | equal(x,skc4)
    | equal(x,w) ),
    inference(rew,[status(thm),theory(equality)],[200,27]),
    [iquote('0:Rew:200.0,27.0')] ).

cnf(352,plain,
    ( ~ big_p(u)
    | equal(v,skc4)
    | equal(v,u)
    | big_p(skc3) ),
    inference(spl,[status(thm),theory(equality)],[199,3]),
    [iquote('0:SpL:199.0,3.0')] ).

cnf(363,plain,
    ( ~ big_p(u)
    | equal(v,skc4)
    | equal(v,u) ),
    inference(mrr,[status(thm)],[352,3]),
    [iquote('0:MRR:352.3,3.0')] ).

cnf(364,plain,
    ( equal(u,skc4)
    | equal(u,v)
    | equal(w,skc4)
    | equal(w,b) ),
    inference(mrr,[status(thm)],[143,363]),
    [iquote('0:MRR:143.4,363.0')] ).

cnf(365,plain,
    ( equal(u,skc4)
    | equal(u,v)
    | equal(w,skc4)
    | equal(w,a) ),
    inference(mrr,[status(thm)],[144,363]),
    [iquote('0:MRR:144.4,363.0')] ).

cnf(385,plain,
    ( equal(u,skc4)
    | equal(u,b) ),
    inference(con,[status(thm)],[364]),
    [iquote('0:Con:364.0')] ).

cnf(386,plain,
    ( equal(u,skc4)
    | equal(u,a) ),
    inference(con,[status(thm)],[365]),
    [iquote('0:Con:365.0')] ).

cnf(403,plain,
    ( ~ equal(skc4,b)
    | equal(u,b) ),
    inference(eqf,[status(thm),theory(equality)],[385]),
    [iquote('0:EqF:385.0,385.1')] ).

cnf(413,plain,
    ( ~ equal(skc4,skc4)
    | equal(skc5,b) ),
    inference(spl,[status(thm),theory(equality)],[385,9]),
    [iquote('0:SpL:385.0,9.0')] ).

cnf(415,plain,
    ~ equal(skc4,b),
    inference(aed,[status(thm),theory(equality)],[4,403]),
    [iquote('0:AED:4.0,403.1')] ).

cnf(416,plain,
    equal(skc5,b),
    inference(obv,[status(thm),theory(equality)],[413]),
    [iquote('0:Obv:413.0')] ).

cnf(489,plain,
    ( equal(skc4,skc3)
    | equal(u,v)
    | equal(w,skc4)
    | equal(w,u)
    | equal(x,v)
    | equal(y,skc4)
    | equal(y,x) ),
    inference(spr,[status(thm),theory(equality)],[201,8]),
    [iquote('0:SpR:201.1,8.0')] ).

cnf(611,plain,
    ( equal(skc4,skc3)
    | equal(u,skc4) ),
    inference(con,[status(thm)],[489]),
    [iquote('0:Con:489.1')] ).

cnf(612,plain,
    equal(skc4,skc3),
    inference(aed,[status(thm),theory(equality)],[4,611]),
    [iquote('0:AED:4.0,611.1')] ).

cnf(633,plain,
    ( equal(u,skc3)
    | equal(u,a) ),
    inference(rew,[status(thm),theory(equality)],[612,386]),
    [iquote('0:Rew:612.0,386.0')] ).

cnf(639,plain,
    ~ equal(skc3,b),
    inference(rew,[status(thm),theory(equality)],[612,415]),
    [iquote('0:Rew:612.0,415.0')] ).

cnf(746,plain,
    ( equal(skc5,a)
    | equal(skc3,b) ),
    inference(spr,[status(thm),theory(equality)],[633,416]),
    [iquote('0:SpR:633.0,416.0')] ).

cnf(756,plain,
    ( equal(b,a)
    | equal(skc3,b) ),
    inference(rew,[status(thm),theory(equality)],[416,746]),
    [iquote('0:Rew:416.0,746.0')] ).

cnf(757,plain,
    $false,
    inference(mrr,[status(thm)],[756,4,639]),
    [iquote('0:MRR:756.0,756.1,4.0,639.0')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : SYN072+1 : TPTP v8.1.0. Released v2.0.0.
% 0.11/0.13  % Command  : run_spass %d %s
% 0.13/0.34  % Computer : n012.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 600
% 0.13/0.34  % DateTime : Tue Jul 12 01:10:57 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.19/0.52  
% 0.19/0.52  SPASS V 3.9 
% 0.19/0.52  SPASS beiseite: Proof found.
% 0.19/0.52  % SZS status Theorem
% 0.19/0.52  Problem: /export/starexec/sandbox2/benchmark/theBenchmark.p 
% 0.19/0.52  SPASS derived 454 clauses, backtracked 0 clauses, performed 0 splits and kept 102 clauses.
% 0.19/0.52  SPASS allocated 85502 KBytes.
% 0.19/0.52  SPASS spent	0:00:00.17 on the problem.
% 0.19/0.52  		0:00:00.04 for the input.
% 0.19/0.52  		0:00:00.03 for the FLOTTER CNF translation.
% 0.19/0.52  		0:00:00.01 for inferences.
% 0.19/0.52  		0:00:00.00 for the backtracking.
% 0.19/0.52  		0:00:00.08 for the reduction.
% 0.19/0.52  
% 0.19/0.52  
% 0.19/0.52  Here is a proof with depth 5, length 36 :
% 0.19/0.52  % SZS output start Refutation
% See solution above
% 0.19/0.52  Formulae used in the proof : pel49_2 pel49_3 pel49 pel49_4 pel49_1
% 0.19/0.52  
%------------------------------------------------------------------------------