TSTP Solution File: SYN214-10 by SPASS---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : SYN214-10 : TPTP v8.1.0. Released v7.5.0.
% Transfm  : none
% Format   : tptp
% Command  : run_spass %d %s

% Computer : n016.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 12:19:29 EDT 2022

% Result   : Unsatisfiable 1.20s 1.40s
% Output   : Refutation 1.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   17
%            Number of leaves      :   17
% Syntax   : Number of clauses     :   52 (  52 unt;   0 nHn;  52 RR)
%            Number of literals    :   52 (   0 equ;   1 neg)
%            Maximal clause size   :    1 (   1 avg)
%            Maximal term depth    :    5 (   1 avg)
%            Number of predicates  :    2 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :   25 (  25 usr;  10 con; 0-4 aty)
%            Number of variables   :    0 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,axiom,
    equal(ifeq(u,u,v,w),v),
    file('SYN214-10.p',unknown),
    [] ).

cnf(4,axiom,
    equal(n0(d,e),true__dfg),
    file('SYN214-10.p',unknown),
    [] ).

cnf(15,axiom,
    equal(p0(b,u),true__dfg),
    file('SYN214-10.p',unknown),
    [] ).

cnf(16,axiom,
    equal(n0(a,b),true__dfg),
    file('SYN214-10.p',unknown),
    [] ).

cnf(33,axiom,
    equal(k0(b),true__dfg),
    file('SYN214-10.p',unknown),
    [] ).

cnf(40,axiom,
    equal(ifeq(n0(u,v),true__dfg,k1(v),true__dfg),true__dfg),
    file('SYN214-10.p',unknown),
    [] ).

cnf(122,axiom,
    equal(ifeq(p0(u,v),true__dfg,p1(v,v,v),true__dfg),true__dfg),
    file('SYN214-10.p',unknown),
    [] ).

cnf(173,axiom,
    equal(ifeq(p1(u,v,w),true__dfg,n2(w),true__dfg),true__dfg),
    file('SYN214-10.p',unknown),
    [] ).

cnf(210,axiom,
    equal(ifeq(n2(u),true__dfg,ifeq(k1(e),true__dfg,p2(u,u,u),true__dfg),true__dfg),true__dfg),
    file('SYN214-10.p',unknown),
    [] ).

cnf(213,axiom,
    equal(ifeq(p1(u,u,u),true__dfg,ifeq(k0(v),true__dfg,q2(u,v,v),true__dfg),true__dfg),true__dfg),
    file('SYN214-10.p',unknown),
    [] ).

cnf(274,axiom,
    equal(ifeq(p2(u,v,w),true__dfg,n3(w),true__dfg),true__dfg),
    file('SYN214-10.p',unknown),
    [] ).

cnf(278,axiom,
    equal(ifeq(n2(u),true__dfg,p3(u,u,u),true__dfg),true__dfg),
    file('SYN214-10.p',unknown),
    [] ).

cnf(289,axiom,
    equal(ifeq(q2(u,v,w),true__dfg,ifeq(n0(u,v),true__dfg,q3(v,w),true__dfg),true__dfg),true__dfg),
    file('SYN214-10.p',unknown),
    [] ).

cnf(310,axiom,
    equal(ifeq(p3(u,v,w),true__dfg,l4(w),true__dfg),true__dfg),
    file('SYN214-10.p',unknown),
    [] ).

cnf(330,axiom,
    equal(ifeq(q3(u,v),true__dfg,ifeq(n3(w),true__dfg,ifeq(p0(x,w),true__dfg,r4(w),true__dfg),true__dfg),true__dfg),true__dfg),
    file('SYN214-10.p',unknown),
    [] ).

cnf(361,axiom,
    equal(ifeq(r4(u),true__dfg,ifeq(l4(v),true__dfg,s5(v),true__dfg),true__dfg),true__dfg),
    file('SYN214-10.p',unknown),
    [] ).

cnf(363,axiom,
    ~ equal(s5(c),true__dfg),
    file('SYN214-10.p',unknown),
    [] ).

cnf(502,plain,
    equal(ifeq(true__dfg,true__dfg,k1(e),true__dfg),true__dfg),
    inference(spr,[status(thm),theory(equality)],[4,40]),
    [iquote('0:SpR:4.0,40.0')] ).

cnf(512,plain,
    equal(k1(e),true__dfg),
    inference(rew,[status(thm),theory(equality)],[1,502]),
    [iquote('0:Rew:1.0,502.0')] ).

cnf(513,plain,
    equal(ifeq(n2(u),true__dfg,ifeq(true__dfg,true__dfg,p2(u,u,u),true__dfg),true__dfg),true__dfg),
    inference(rew,[status(thm),theory(equality)],[512,210]),
    [iquote('0:Rew:512.0,210.0')] ).

cnf(523,plain,
    equal(ifeq(n2(u),true__dfg,p2(u,u,u),true__dfg),true__dfg),
    inference(rew,[status(thm),theory(equality)],[1,513]),
    [iquote('0:Rew:1.0,513.0')] ).

cnf(1233,plain,
    equal(ifeq(true__dfg,true__dfg,p1(u,u,u),true__dfg),true__dfg),
    inference(spr,[status(thm),theory(equality)],[15,122]),
    [iquote('0:SpR:15.0,122.0')] ).

cnf(1235,plain,
    equal(p1(u,u,u),true__dfg),
    inference(rew,[status(thm),theory(equality)],[1,1233]),
    [iquote('0:Rew:1.0,1233.0')] ).

cnf(1248,plain,
    equal(ifeq(true__dfg,true__dfg,ifeq(k0(u),true__dfg,q2(v,u,u),true__dfg),true__dfg),true__dfg),
    inference(rew,[status(thm),theory(equality)],[1235,213]),
    [iquote('0:Rew:1235.0,213.0')] ).

cnf(1259,plain,
    equal(ifeq(k0(u),true__dfg,q2(v,u,u),true__dfg),true__dfg),
    inference(rew,[status(thm),theory(equality)],[1,1248]),
    [iquote('0:Rew:1.0,1248.0')] ).

cnf(1271,plain,
    equal(ifeq(true__dfg,true__dfg,n2(u),true__dfg),true__dfg),
    inference(spr,[status(thm),theory(equality)],[1235,173]),
    [iquote('0:SpR:1235.0,173.0')] ).

cnf(1278,plain,
    equal(n2(u),true__dfg),
    inference(rew,[status(thm),theory(equality)],[1,1271]),
    [iquote('0:Rew:1.0,1271.0')] ).

cnf(1281,plain,
    equal(ifeq(true__dfg,true__dfg,p3(u,u,u),true__dfg),true__dfg),
    inference(rew,[status(thm),theory(equality)],[1278,278]),
    [iquote('0:Rew:1278.0,278.0')] ).

cnf(1284,plain,
    equal(ifeq(true__dfg,true__dfg,p2(u,u,u),true__dfg),true__dfg),
    inference(rew,[status(thm),theory(equality)],[1278,523]),
    [iquote('0:Rew:1278.0,523.0')] ).

cnf(1298,plain,
    equal(p3(u,u,u),true__dfg),
    inference(rew,[status(thm),theory(equality)],[1,1281]),
    [iquote('0:Rew:1.0,1281.0')] ).

cnf(1320,plain,
    equal(p2(u,u,u),true__dfg),
    inference(rew,[status(thm),theory(equality)],[1,1284]),
    [iquote('0:Rew:1.0,1284.0')] ).

cnf(1389,plain,
    equal(ifeq(true__dfg,true__dfg,l4(u),true__dfg),true__dfg),
    inference(spr,[status(thm),theory(equality)],[1298,310]),
    [iquote('0:SpR:1298.0,310.0')] ).

cnf(1396,plain,
    equal(l4(u),true__dfg),
    inference(rew,[status(thm),theory(equality)],[1,1389]),
    [iquote('0:Rew:1.0,1389.0')] ).

cnf(1399,plain,
    equal(ifeq(r4(u),true__dfg,ifeq(true__dfg,true__dfg,s5(v),true__dfg),true__dfg),true__dfg),
    inference(rew,[status(thm),theory(equality)],[1396,361]),
    [iquote('0:Rew:1396.0,361.0')] ).

cnf(1406,plain,
    equal(ifeq(r4(u),true__dfg,s5(v),true__dfg),true__dfg),
    inference(rew,[status(thm),theory(equality)],[1,1399]),
    [iquote('0:Rew:1.0,1399.0')] ).

cnf(1415,plain,
    equal(ifeq(true__dfg,true__dfg,n3(u),true__dfg),true__dfg),
    inference(spr,[status(thm),theory(equality)],[1320,274]),
    [iquote('0:SpR:1320.0,274.0')] ).

cnf(1417,plain,
    equal(n3(u),true__dfg),
    inference(rew,[status(thm),theory(equality)],[1,1415]),
    [iquote('0:Rew:1.0,1415.0')] ).

cnf(1423,plain,
    equal(ifeq(q3(u,v),true__dfg,ifeq(true__dfg,true__dfg,ifeq(p0(w,x),true__dfg,r4(x),true__dfg),true__dfg),true__dfg),true__dfg),
    inference(rew,[status(thm),theory(equality)],[1417,330]),
    [iquote('0:Rew:1417.0,330.0')] ).

cnf(1427,plain,
    equal(ifeq(q3(u,v),true__dfg,ifeq(p0(w,x),true__dfg,r4(x),true__dfg),true__dfg),true__dfg),
    inference(rew,[status(thm),theory(equality)],[1,1423]),
    [iquote('0:Rew:1.0,1423.0')] ).

cnf(1516,plain,
    equal(ifeq(true__dfg,true__dfg,q2(u,b,b),true__dfg),true__dfg),
    inference(spr,[status(thm),theory(equality)],[33,1259]),
    [iquote('0:SpR:33.0,1259.0')] ).

cnf(1518,plain,
    equal(q2(u,b,b),true__dfg),
    inference(rew,[status(thm),theory(equality)],[1,1516]),
    [iquote('0:Rew:1.0,1516.0')] ).

cnf(2278,plain,
    equal(ifeq(q3(u,v),true__dfg,ifeq(true__dfg,true__dfg,r4(w),true__dfg),true__dfg),true__dfg),
    inference(spr,[status(thm),theory(equality)],[15,1427]),
    [iquote('0:SpR:15.0,1427.0')] ).

cnf(2280,plain,
    equal(ifeq(q3(u,v),true__dfg,r4(w),true__dfg),true__dfg),
    inference(rew,[status(thm),theory(equality)],[1,2278]),
    [iquote('0:Rew:1.0,2278.0')] ).

cnf(3877,plain,
    equal(ifeq(true__dfg,true__dfg,ifeq(n0(u,b),true__dfg,q3(b,b),true__dfg),true__dfg),true__dfg),
    inference(spr,[status(thm),theory(equality)],[1518,289]),
    [iquote('0:SpR:1518.0,289.0')] ).

cnf(3880,plain,
    equal(ifeq(n0(u,b),true__dfg,q3(b,b),true__dfg),true__dfg),
    inference(rew,[status(thm),theory(equality)],[1,3877]),
    [iquote('0:Rew:1.0,3877.0')] ).

cnf(3968,plain,
    equal(ifeq(true__dfg,true__dfg,q3(b,b),true__dfg),true__dfg),
    inference(spr,[status(thm),theory(equality)],[16,3880]),
    [iquote('0:SpR:16.0,3880.0')] ).

cnf(3971,plain,
    equal(q3(b,b),true__dfg),
    inference(rew,[status(thm),theory(equality)],[1,3968]),
    [iquote('0:Rew:1.0,3968.0')] ).

cnf(4015,plain,
    equal(ifeq(true__dfg,true__dfg,r4(u),true__dfg),true__dfg),
    inference(spr,[status(thm),theory(equality)],[3971,2280]),
    [iquote('0:SpR:3971.0,2280.0')] ).

cnf(4021,plain,
    equal(r4(u),true__dfg),
    inference(rew,[status(thm),theory(equality)],[1,4015]),
    [iquote('0:Rew:1.0,4015.0')] ).

cnf(4026,plain,
    equal(ifeq(true__dfg,true__dfg,s5(u),true__dfg),true__dfg),
    inference(rew,[status(thm),theory(equality)],[4021,1406]),
    [iquote('0:Rew:4021.0,1406.0')] ).

cnf(4027,plain,
    equal(s5(u),true__dfg),
    inference(rew,[status(thm),theory(equality)],[1,4026]),
    [iquote('0:Rew:1.0,4026.0')] ).

cnf(4028,plain,
    $false,
    inference(unc,[status(thm)],[4027,363]),
    [iquote('0:UnC:4027.0,363.0')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : SYN214-10 : TPTP v8.1.0. Released v7.5.0.
% 0.03/0.13  % Command  : run_spass %d %s
% 0.14/0.34  % Computer : n016.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 : Mon Jul 11 23:51:58 EDT 2022
% 0.14/0.34  % CPUTime  : 
% 1.20/1.40  
% 1.20/1.40  SPASS V 3.9 
% 1.20/1.40  SPASS beiseite: Proof found.
% 1.20/1.40  % SZS status Theorem
% 1.20/1.40  Problem: /export/starexec/sandbox2/benchmark/theBenchmark.p 
% 1.20/1.40  SPASS derived 2580 clauses, backtracked 0 clauses, performed 0 splits and kept 935 clauses.
% 1.20/1.40  SPASS allocated 66820 KBytes.
% 1.20/1.40  SPASS spent	0:00:01.02 on the problem.
% 1.20/1.40  		0:00:00.04 for the input.
% 1.20/1.40  		0:00:00.00 for the FLOTTER CNF translation.
% 1.20/1.40  		0:00:00.06 for inferences.
% 1.20/1.40  		0:00:00.00 for the backtracking.
% 1.20/1.40  		0:00:00.83 for the reduction.
% 1.20/1.40  
% 1.20/1.40  
% 1.20/1.40  Here is a proof with depth 4, length 52 :
% 1.20/1.40  % SZS output start Refutation
% See solution above
% 1.20/1.40  Formulae used in the proof : ifeq_axiom axiom_3 axiom_14 axiom_15 axiom_32 rule_001 rule_085 rule_137 rule_174 rule_177 rule_240 rule_244 rule_255 rule_277 rule_298 rule_329 prove_this
% 1.20/1.40  
%------------------------------------------------------------------------------