TSTP Solution File: GRP231-1 by SPASS---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : GRP231-1 : TPTP v8.1.0. Released v2.5.0.
% Transfm  : none
% Format   : tptp
% Command  : run_spass %d %s

% Computer : n015.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 11:46:26 EDT 2022

% Result   : Unsatisfiable 0.19s 0.47s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.11  % Problem  : GRP231-1 : TPTP v8.1.0. Released v2.5.0.
% 0.03/0.12  % Command  : run_spass %d %s
% 0.12/0.33  % Computer : n015.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 Jun 13 05:16:22 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.19/0.47  
% 0.19/0.47  SPASS V 3.9 
% 0.19/0.47  SPASS beiseite: Proof found.
% 0.19/0.47  % SZS status Theorem
% 0.19/0.47  Problem: /export/starexec/sandbox2/benchmark/theBenchmark.p 
% 0.19/0.47  SPASS derived 945 clauses, backtracked 390 clauses, performed 12 splits and kept 681 clauses.
% 0.19/0.47  SPASS allocated 63713 KBytes.
% 0.19/0.47  SPASS spent	0:00:00.13 on the problem.
% 0.19/0.47  		0:00:00.03 for the input.
% 0.19/0.47  		0:00:00.00 for the FLOTTER CNF translation.
% 0.19/0.47  		0:00:00.01 for inferences.
% 0.19/0.47  		0:00:00.00 for the backtracking.
% 0.19/0.47  		0:00:00.06 for the reduction.
% 0.19/0.47  
% 0.19/0.47  
% 0.19/0.47  Here is a proof with depth 4, length 364 :
% 0.19/0.47  % SZS output start Refutation
% 0.19/0.47  1[0:Inp] ||  -> equal(inverse(sk_c4),sk_c8) equal(inverse(sk_c8),sk_c7)**.
% 0.19/0.47  2[0:Inp] ||  -> equal(inverse(sk_c8),sk_c7) equal(multiply(sk_c4,sk_c7),sk_c8)**.
% 0.19/0.47  3[0:Inp] ||  -> equal(inverse(sk_c8),sk_c7) equal(multiply(sk_c8,sk_c6),sk_c7)**.
% 0.19/0.47  4[0:Inp] ||  -> equal(inverse(sk_c8),sk_c7) equal(multiply(sk_c5,sk_c8),sk_c6)**.
% 0.19/0.47  5[0:Inp] ||  -> equal(inverse(sk_c5),sk_c8) equal(inverse(sk_c8),sk_c7)**.
% 0.19/0.47  6[0:Inp] ||  -> equal(inverse(sk_c4),sk_c8) equal(multiply(sk_c1,sk_c2),sk_c8)**.
% 0.19/0.47  8[0:Inp] ||  -> equal(multiply(sk_c8,sk_c6),sk_c7)** equal(multiply(sk_c1,sk_c2),sk_c8).
% 0.19/0.47  9[0:Inp] ||  -> equal(multiply(sk_c5,sk_c8),sk_c6) equal(multiply(sk_c1,sk_c2),sk_c8)**.
% 0.19/0.47  10[0:Inp] ||  -> equal(inverse(sk_c5),sk_c8) equal(multiply(sk_c1,sk_c2),sk_c8)**.
% 0.19/0.47  11[0:Inp] ||  -> equal(inverse(sk_c4),sk_c8) equal(inverse(sk_c1),sk_c2)**.
% 0.19/0.47  12[0:Inp] ||  -> equal(inverse(sk_c1),sk_c2) equal(multiply(sk_c4,sk_c7),sk_c8)**.
% 0.19/0.47  13[0:Inp] ||  -> equal(inverse(sk_c1),sk_c2) equal(multiply(sk_c8,sk_c6),sk_c7)**.
% 0.19/0.47  14[0:Inp] ||  -> equal(inverse(sk_c1),sk_c2) equal(multiply(sk_c5,sk_c8),sk_c6)**.
% 0.19/0.47  15[0:Inp] ||  -> equal(inverse(sk_c5),sk_c8) equal(inverse(sk_c1),sk_c2)**.
% 0.19/0.47  18[0:Inp] ||  -> equal(multiply(sk_c8,sk_c6),sk_c7)** equal(multiply(sk_c2,sk_c7),sk_c8).
% 0.19/0.47  21[0:Inp] ||  -> equal(inverse(sk_c4),sk_c8) equal(inverse(sk_c3),sk_c8)**.
% 0.19/0.47  22[0:Inp] ||  -> equal(inverse(sk_c3),sk_c8) equal(multiply(sk_c4,sk_c7),sk_c8)**.
% 0.19/0.47  23[0:Inp] ||  -> equal(inverse(sk_c3),sk_c8) equal(multiply(sk_c8,sk_c6),sk_c7)**.
% 0.19/0.47  24[0:Inp] ||  -> equal(inverse(sk_c3),sk_c8) equal(multiply(sk_c5,sk_c8),sk_c6)**.
% 0.19/0.47  25[0:Inp] ||  -> equal(inverse(sk_c5),sk_c8) equal(inverse(sk_c3),sk_c8)**.
% 0.19/0.47  26[0:Inp] ||  -> equal(inverse(sk_c4),sk_c8) equal(multiply(sk_c3,sk_c7),sk_c8)**.
% 0.19/0.47  27[0:Inp] ||  -> equal(multiply(sk_c4,sk_c7),sk_c8) equal(multiply(sk_c3,sk_c7),sk_c8)**.
% 0.19/0.47  28[0:Inp] ||  -> equal(multiply(sk_c8,sk_c6),sk_c7)** equal(multiply(sk_c3,sk_c7),sk_c8).
% 0.19/0.47  29[0:Inp] ||  -> equal(multiply(sk_c5,sk_c8),sk_c6) equal(multiply(sk_c3,sk_c7),sk_c8)**.
% 0.19/0.47  30[0:Inp] ||  -> equal(inverse(sk_c5),sk_c8) equal(multiply(sk_c3,sk_c7),sk_c8)**.
% 0.19/0.47  31[0:Inp] || equal(inverse(sk_c8),sk_c7) equal(multiply(u,v),sk_c8)** equal(inverse(u),v) equal(multiply(v,sk_c7),sk_c8)** equal(inverse(w),sk_c8) equal(multiply(w,sk_c7),sk_c8)** equal(inverse(x),sk_c8) equal(multiply(x,sk_c7),sk_c8)** equal(multiply(sk_c8,y),sk_c7)** equal(multiply(z,sk_c8),y)* equal(inverse(z),sk_c8) -> .
% 0.19/0.47  32[0:Inp] ||  -> equal(multiply(identity,u),u)**.
% 0.19/0.47  33[0:Inp] ||  -> equal(multiply(inverse(u),u),identity)**.
% 0.19/0.47  34[0:Inp] ||  -> equal(multiply(multiply(u,v),w),multiply(u,multiply(v,w)))**.
% 0.19/0.47  35[0:Con:31.6] || equal(inverse(u),v) equal(inverse(w),sk_c8) equal(inverse(x),sk_c8) equal(inverse(sk_c8),sk_c7) equal(multiply(u,v),sk_c8)**+ equal(multiply(w,sk_c8),y)* equal(multiply(x,sk_c7),sk_c8)** equal(multiply(v,sk_c7),sk_c8)** equal(multiply(sk_c8,y),sk_c7)** -> .
% 0.19/0.47  36[1:Spt:35.0,35.4,35.7] || equal(inverse(u),v) equal(multiply(u,v),sk_c8)**+ equal(multiply(v,sk_c7),sk_c8)** -> .
% 0.19/0.47  37[2:Spt:5.0] ||  -> equal(inverse(sk_c5),sk_c8)**.
% 0.19/0.47  39[3:Spt:1.0] ||  -> equal(inverse(sk_c4),sk_c8)**.
% 0.19/0.47  41[4:Spt:4.1] ||  -> equal(multiply(sk_c5,sk_c8),sk_c6)**.
% 0.19/0.47  47[1:SpL:32.0,36.1] || equal(inverse(identity),u) equal(u,sk_c8) equal(multiply(u,sk_c7),sk_c8)** -> .
% 0.19/0.47  48[5:Spt:3.1] ||  -> equal(multiply(sk_c8,sk_c6),sk_c7)**.
% 0.19/0.47  50[5:SpL:48.0,36.1] || equal(inverse(sk_c8),sk_c6) equal(sk_c8,sk_c7) equal(multiply(sk_c6,sk_c7),sk_c8)** -> .
% 0.19/0.47  51[6:Spt:2.1] ||  -> equal(multiply(sk_c4,sk_c7),sk_c8)**.
% 0.19/0.47  57[2:SpR:37.0,33.0] ||  -> equal(multiply(sk_c8,sk_c5),identity)**.
% 0.19/0.47  58[3:SpR:39.0,33.0] ||  -> equal(multiply(sk_c8,sk_c4),identity)**.
% 0.19/0.47  61[2:SpL:57.0,36.1] || equal(inverse(sk_c8),sk_c5) equal(sk_c8,identity) equal(multiply(sk_c5,sk_c7),sk_c8)** -> .
% 0.19/0.47  63[3:SpL:58.0,36.1] || equal(inverse(sk_c8),sk_c4) equal(sk_c8,identity) equal(multiply(sk_c4,sk_c7),sk_c8)** -> .
% 0.19/0.47  71[0:SpR:33.0,34.0] ||  -> equal(multiply(inverse(u),multiply(u,v)),multiply(identity,v))**.
% 0.19/0.47  73[2:SpR:57.0,34.0] ||  -> equal(multiply(sk_c8,multiply(sk_c5,u)),multiply(identity,u))**.
% 0.19/0.47  76[2:Rew:32.0,73.0] ||  -> equal(multiply(sk_c8,multiply(sk_c5,u)),u)**.
% 0.19/0.47  78[0:Rew:32.0,71.0] ||  -> equal(multiply(inverse(u),multiply(u,v)),v)**.
% 0.19/0.47  82[4:SpR:41.0,76.0] ||  -> equal(multiply(sk_c8,sk_c6),sk_c8)**.
% 0.19/0.47  84[5:Rew:48.0,82.0] ||  -> equal(sk_c8,sk_c7)**.
% 0.19/0.47  87[5:Rew:84.0,39.0] ||  -> equal(inverse(sk_c4),sk_c7)**.
% 0.19/0.47  88[5:Rew:84.0,41.0] ||  -> equal(multiply(sk_c5,sk_c7),sk_c6)**.
% 0.19/0.47  89[5:Rew:84.0,48.0] ||  -> equal(multiply(sk_c7,sk_c6),sk_c7)**.
% 0.19/0.47  90[6:Rew:84.0,51.0] ||  -> equal(multiply(sk_c4,sk_c7),sk_c7)**.
% 0.19/0.47  91[5:Rew:84.0,57.0] ||  -> equal(multiply(sk_c7,sk_c5),identity)**.
% 0.19/0.47  92[5:Rew:84.0,58.0] ||  -> equal(multiply(sk_c7,sk_c4),identity)**.
% 0.19/0.47  94[5:Rew:84.0,50.0] || equal(inverse(sk_c7),sk_c6) equal(sk_c8,sk_c7) equal(multiply(sk_c6,sk_c7),sk_c8)** -> .
% 0.19/0.47  95[5:Rew:84.0,61.0] || equal(inverse(sk_c7),sk_c5) equal(sk_c8,identity) equal(multiply(sk_c5,sk_c7),sk_c8)** -> .
% 0.19/0.47  112[5:Rew:84.0,94.2,84.0,94.1] || equal(inverse(sk_c7),sk_c6) equal(sk_c7,sk_c7) equal(multiply(sk_c6,sk_c7),sk_c7)** -> .
% 0.19/0.47  113[5:Obv:112.1] || equal(inverse(sk_c7),sk_c6) equal(multiply(sk_c6,sk_c7),sk_c7)** -> .
% 0.19/0.47  114[5:Rew:88.0,95.2,84.0,95.2,84.0,95.1] || equal(inverse(sk_c7),sk_c5)** equal(identity,sk_c7) equal(sk_c6,sk_c7) -> .
% 0.19/0.47  139[0:SpR:78.0,78.0] ||  -> equal(multiply(inverse(inverse(u)),v),multiply(u,v))**.
% 0.19/0.47  141[0:SpR:32.0,78.0] ||  -> equal(multiply(inverse(identity),u),u)**.
% 0.19/0.47  142[0:SpR:33.0,78.0] ||  -> equal(multiply(inverse(inverse(u)),identity),u)**.
% 0.19/0.47  146[5:SpR:89.0,78.0] ||  -> equal(multiply(inverse(sk_c7),sk_c7),sk_c6)**.
% 0.19/0.47  147[5:SpR:91.0,78.0] ||  -> equal(multiply(inverse(sk_c7),identity),sk_c5)**.
% 0.19/0.47  148[5:SpR:92.0,78.0] ||  -> equal(multiply(inverse(sk_c7),identity),sk_c4)**.
% 0.19/0.47  154[5:Rew:33.0,146.0] ||  -> equal(identity,sk_c6)**.
% 0.19/0.47  155[5:Rew:154.0,32.0] ||  -> equal(multiply(sk_c6,u),u)**.
% 0.19/0.47  160[5:Rew:154.0,114.1] || equal(inverse(sk_c7),sk_c5)** equal(sk_c6,sk_c7) equal(sk_c6,sk_c7) -> .
% 0.19/0.47  163[5:Rew:154.0,141.0] ||  -> equal(multiply(inverse(sk_c6),u),u)**.
% 0.19/0.47  166[5:Rew:155.0,113.1] || equal(inverse(sk_c7),sk_c6)** equal(sk_c7,sk_c7) -> .
% 0.19/0.47  167[5:Rew:154.0,147.0] ||  -> equal(multiply(inverse(sk_c7),sk_c6),sk_c5)**.
% 0.19/0.47  168[5:Rew:167.0,148.0,154.0,148.0] ||  -> equal(sk_c5,sk_c4)**.
% 0.19/0.47  170[5:Rew:168.0,88.0] ||  -> equal(multiply(sk_c4,sk_c7),sk_c6)**.
% 0.19/0.47  174[5:Rew:168.0,167.0] ||  -> equal(multiply(inverse(sk_c7),sk_c6),sk_c4)**.
% 0.19/0.47  175[6:Rew:90.0,170.0] ||  -> equal(sk_c6,sk_c7)**.
% 0.19/0.47  184[6:Rew:175.0,163.0] ||  -> equal(multiply(inverse(sk_c7),u),u)**.
% 0.19/0.47  185[6:Rew:184.0,174.0,175.0,174.0] ||  -> equal(sk_c4,sk_c7)**.
% 0.19/0.47  186[6:Rew:185.0,87.0] ||  -> equal(inverse(sk_c7),sk_c7)**.
% 0.19/0.47  190[6:Rew:185.0,168.0] ||  -> equal(sk_c5,sk_c7)**.
% 0.19/0.47  205[5:Obv:166.1] || equal(inverse(sk_c7),sk_c6)** -> .
% 0.19/0.47  211[5:Obv:160.1] || equal(inverse(sk_c7),sk_c5)** equal(sk_c6,sk_c7) -> .
% 0.19/0.47  212[6:Rew:175.0,211.1,186.0,211.0,190.0,211.0] || equal(sk_c7,sk_c7)* equal(sk_c7,sk_c7)* -> .
% 0.19/0.47  213[6:Obv:212.1] ||  -> .
% 0.19/0.47  219[6:Spt:213.0,2.1,51.0] || equal(multiply(sk_c4,sk_c7),sk_c8)** -> .
% 0.19/0.47  220[6:Spt:213.0,2.0] ||  -> equal(inverse(sk_c8),sk_c7)**.
% 0.19/0.47  221[6:Rew:84.0,220.0] ||  -> equal(inverse(sk_c7),sk_c7)**.
% 0.19/0.47  222[6:Rew:221.0,205.0] || equal(sk_c6,sk_c7)** -> .
% 0.19/0.47  223[6:Rew:89.0,174.0,221.0,174.0] ||  -> equal(sk_c4,sk_c7)**.
% 0.19/0.47  226[6:Rew:223.0,170.0] ||  -> equal(multiply(sk_c7,sk_c7),sk_c6)**.
% 0.19/0.47  236[5:Rew:84.0,22.1,84.0,22.0] ||  -> equal(inverse(sk_c3),sk_c7) equal(multiply(sk_c4,sk_c7),sk_c7)**.
% 0.19/0.47  237[6:Rew:226.0,236.1,223.0,236.1] ||  -> equal(inverse(sk_c3),sk_c7)** equal(sk_c6,sk_c7).
% 0.19/0.47  238[6:MRR:237.1,222.0] ||  -> equal(inverse(sk_c3),sk_c7)**.
% 0.19/0.47  244[5:Rew:84.0,27.1,84.0,27.0] ||  -> equal(multiply(sk_c4,sk_c7),sk_c7) equal(multiply(sk_c3,sk_c7),sk_c7)**.
% 0.19/0.47  245[6:Rew:226.0,244.0,223.0,244.0] ||  -> equal(sk_c6,sk_c7) equal(multiply(sk_c3,sk_c7),sk_c7)**.
% 0.19/0.47  246[6:MRR:245.0,222.0] ||  -> equal(multiply(sk_c3,sk_c7),sk_c7)**.
% 0.19/0.47  273[6:SpR:246.0,78.0] ||  -> equal(multiply(inverse(sk_c3),sk_c7),sk_c7)**.
% 0.19/0.47  275[6:Rew:226.0,273.0,238.0,273.0] ||  -> equal(sk_c6,sk_c7)**.
% 0.19/0.47  276[6:MRR:275.0,222.0] ||  -> .
% 0.19/0.47  277[5:Spt:276.0,3.1,48.0] || equal(multiply(sk_c8,sk_c6),sk_c7)** -> .
% 0.19/0.47  278[5:Spt:276.0,3.0] ||  -> equal(inverse(sk_c8),sk_c7)**.
% 0.19/0.47  279[5:Rew:82.0,277.0] || equal(sk_c8,sk_c7)** -> .
% 0.19/0.47  280[0:Rew:139.0,142.0] ||  -> equal(multiply(u,identity),u)**.
% 0.19/0.47  281[4:Rew:82.0,23.1] ||  -> equal(inverse(sk_c3),sk_c8)** equal(sk_c8,sk_c7).
% 0.19/0.47  282[5:MRR:281.1,279.0] ||  -> equal(inverse(sk_c3),sk_c8)**.
% 0.19/0.47  283[4:Rew:82.0,13.1] ||  -> equal(inverse(sk_c1),sk_c2)** equal(sk_c8,sk_c7).
% 0.19/0.47  284[5:MRR:283.1,279.0] ||  -> equal(inverse(sk_c1),sk_c2)**.
% 0.19/0.47  285[4:Rew:82.0,28.0] ||  -> equal(sk_c8,sk_c7) equal(multiply(sk_c3,sk_c7),sk_c8)**.
% 0.19/0.47  286[5:MRR:285.0,279.0] ||  -> equal(multiply(sk_c3,sk_c7),sk_c8)**.
% 0.19/0.47  289[4:Rew:82.0,8.0] ||  -> equal(sk_c8,sk_c7) equal(multiply(sk_c1,sk_c2),sk_c8)**.
% 0.19/0.47  290[5:MRR:289.0,279.0] ||  -> equal(multiply(sk_c1,sk_c2),sk_c8)**.
% 0.19/0.47  292[5:Rew:278.0,63.0] || equal(sk_c4,sk_c7) equal(sk_c8,identity) equal(multiply(sk_c4,sk_c7),sk_c8)** -> .
% 0.19/0.47  308[5:SpR:286.0,78.0] ||  -> equal(multiply(inverse(sk_c3),sk_c8),sk_c7)**.
% 0.19/0.47  310[5:Rew:282.0,308.0] ||  -> equal(multiply(sk_c8,sk_c8),sk_c7)**.
% 0.19/0.47  316[3:SpR:58.0,78.0] ||  -> equal(multiply(inverse(sk_c8),identity),sk_c4)**.
% 0.19/0.47  318[5:Rew:278.0,316.0] ||  -> equal(multiply(sk_c7,identity),sk_c4)**.
% 0.19/0.47  319[5:Rew:280.0,318.0] ||  -> equal(sk_c4,sk_c7)**.
% 0.19/0.47  323[5:Rew:319.0,292.0] || equal(sk_c7,sk_c7) equal(sk_c8,identity) equal(multiply(sk_c4,sk_c7),sk_c8)** -> .
% 0.19/0.47  326[5:Obv:323.0] || equal(sk_c8,identity) equal(multiply(sk_c4,sk_c7),sk_c8)** -> .
% 0.19/0.47  327[5:Rew:319.0,326.1] || equal(sk_c8,identity) equal(multiply(sk_c7,sk_c7),sk_c8)** -> .
% 0.19/0.47  335[2:SpR:57.0,78.0] ||  -> equal(multiply(inverse(sk_c8),identity),sk_c5)**.
% 0.19/0.47  354[5:SpR:290.0,78.0] ||  -> equal(multiply(inverse(sk_c1),sk_c8),sk_c2)**.
% 0.19/0.47  356[5:Rew:284.0,354.0] ||  -> equal(multiply(sk_c2,sk_c8),sk_c2)**.
% 0.19/0.47  358[5:SpR:310.0,78.0] ||  -> equal(multiply(inverse(sk_c8),sk_c7),sk_c8)**.
% 0.19/0.47  360[5:Rew:278.0,358.0] ||  -> equal(multiply(sk_c7,sk_c7),sk_c8)**.
% 0.19/0.47  361[5:Rew:360.0,327.1] || equal(sk_c8,identity) equal(sk_c8,sk_c8)* -> .
% 0.19/0.47  362[5:Obv:361.1] || equal(sk_c8,identity)** -> .
% 0.19/0.47  377[5:SpR:356.0,78.0] ||  -> equal(multiply(inverse(sk_c2),sk_c2),sk_c8)**.
% 0.19/0.47  379[5:Rew:33.0,377.0] ||  -> equal(sk_c8,identity)**.
% 0.19/0.47  380[5:MRR:379.0,362.0] ||  -> .
% 0.19/0.47  381[4:Spt:380.0,4.1,41.0] || equal(multiply(sk_c5,sk_c8),sk_c6)** -> .
% 0.19/0.47  382[4:Spt:380.0,4.0] ||  -> equal(inverse(sk_c8),sk_c7)**.
% 0.19/0.47  383[4:Rew:280.0,316.0,382.0,316.0] ||  -> equal(sk_c4,sk_c7)**.
% 0.19/0.47  386[4:Rew:280.0,335.0,382.0,335.0] ||  -> equal(sk_c5,sk_c7)**.
% 0.19/0.47  389[4:Rew:386.0,381.0] || equal(multiply(sk_c7,sk_c8),sk_c6)** -> .
% 0.19/0.47  398[4:Rew:386.0,24.1] ||  -> equal(inverse(sk_c3),sk_c8) equal(multiply(sk_c7,sk_c8),sk_c6)**.
% 0.19/0.47  399[4:MRR:398.1,389.0] ||  -> equal(inverse(sk_c3),sk_c8)**.
% 0.19/0.47  400[4:Rew:386.0,14.1] ||  -> equal(inverse(sk_c1),sk_c2) equal(multiply(sk_c7,sk_c8),sk_c6)**.
% 0.19/0.47  401[4:MRR:400.1,389.0] ||  -> equal(inverse(sk_c1),sk_c2)**.
% 0.19/0.47  405[4:Rew:386.0,29.0] ||  -> equal(multiply(sk_c7,sk_c8),sk_c6) equal(multiply(sk_c3,sk_c7),sk_c8)**.
% 0.19/0.47  406[4:MRR:405.0,389.0] ||  -> equal(multiply(sk_c3,sk_c7),sk_c8)**.
% 0.19/0.47  409[4:Rew:386.0,9.0] ||  -> equal(multiply(sk_c7,sk_c8),sk_c6) equal(multiply(sk_c1,sk_c2),sk_c8)**.
% 0.19/0.47  410[4:MRR:409.0,389.0] ||  -> equal(multiply(sk_c1,sk_c2),sk_c8)**.
% 0.19/0.47  411[4:Rew:383.0,63.2,382.0,63.0,383.0,63.0] || equal(sk_c7,sk_c7) equal(sk_c8,identity) equal(multiply(sk_c7,sk_c7),sk_c8)** -> .
% 0.19/0.47  412[4:Obv:411.0] || equal(sk_c8,identity) equal(multiply(sk_c7,sk_c7),sk_c8)** -> .
% 0.19/0.47  430[4:SpR:406.0,78.0] ||  -> equal(multiply(inverse(sk_c3),sk_c8),sk_c7)**.
% 0.19/0.47  432[4:Rew:399.0,430.0] ||  -> equal(multiply(sk_c8,sk_c8),sk_c7)**.
% 0.19/0.47  442[4:SpR:410.0,78.0] ||  -> equal(multiply(inverse(sk_c1),sk_c8),sk_c2)**.
% 0.19/0.47  444[4:Rew:401.0,442.0] ||  -> equal(multiply(sk_c2,sk_c8),sk_c2)**.
% 0.19/0.47  446[4:SpR:432.0,78.0] ||  -> equal(multiply(inverse(sk_c8),sk_c7),sk_c8)**.
% 0.19/0.47  448[4:Rew:382.0,446.0] ||  -> equal(multiply(sk_c7,sk_c7),sk_c8)**.
% 0.19/0.47  449[4:Rew:448.0,412.1] || equal(sk_c8,identity) equal(sk_c8,sk_c8)* -> .
% 0.19/0.47  450[4:Obv:449.1] || equal(sk_c8,identity)** -> .
% 0.19/0.47  452[4:SpR:444.0,78.0] ||  -> equal(multiply(inverse(sk_c2),sk_c2),sk_c8)**.
% 0.19/0.47  454[4:Rew:33.0,452.0] ||  -> equal(sk_c8,identity)**.
% 0.19/0.47  455[4:MRR:454.0,450.0] ||  -> .
% 0.19/0.47  456[3:Spt:455.0,1.0,39.0] || equal(inverse(sk_c4),sk_c8)** -> .
% 0.19/0.47  457[3:Spt:455.0,1.1] ||  -> equal(inverse(sk_c8),sk_c7)**.
% 0.19/0.47  458[3:Rew:280.0,335.0,457.0,335.0] ||  -> equal(sk_c5,sk_c7)**.
% 0.19/0.47  463[3:MRR:21.0,456.0] ||  -> equal(inverse(sk_c3),sk_c8)**.
% 0.19/0.47  464[3:MRR:11.0,456.0] ||  -> equal(inverse(sk_c1),sk_c2)**.
% 0.19/0.47  467[3:MRR:26.0,456.0] ||  -> equal(multiply(sk_c3,sk_c7),sk_c8)**.
% 0.19/0.47  469[3:MRR:6.0,456.0] ||  -> equal(multiply(sk_c1,sk_c2),sk_c8)**.
% 0.19/0.47  470[3:Rew:458.0,61.2,457.0,61.0,458.0,61.0] || equal(sk_c7,sk_c7) equal(sk_c8,identity) equal(multiply(sk_c7,sk_c7),sk_c8)** -> .
% 0.19/0.47  471[3:Obv:470.0] || equal(sk_c8,identity) equal(multiply(sk_c7,sk_c7),sk_c8)** -> .
% 0.19/0.47  492[3:SpR:467.0,78.0] ||  -> equal(multiply(inverse(sk_c3),sk_c8),sk_c7)**.
% 0.19/0.47  494[3:Rew:463.0,492.0] ||  -> equal(multiply(sk_c8,sk_c8),sk_c7)**.
% 0.19/0.47  499[3:SpR:469.0,78.0] ||  -> equal(multiply(inverse(sk_c1),sk_c8),sk_c2)**.
% 0.19/0.47  501[3:Rew:464.0,499.0] ||  -> equal(multiply(sk_c2,sk_c8),sk_c2)**.
% 0.19/0.47  503[3:SpR:494.0,78.0] ||  -> equal(multiply(inverse(sk_c8),sk_c7),sk_c8)**.
% 0.19/0.47  505[3:Rew:457.0,503.0] ||  -> equal(multiply(sk_c7,sk_c7),sk_c8)**.
% 0.19/0.47  506[3:Rew:505.0,471.1] || equal(sk_c8,identity) equal(sk_c8,sk_c8)* -> .
% 0.19/0.47  507[3:Obv:506.1] || equal(sk_c8,identity)** -> .
% 0.19/0.47  509[3:SpR:501.0,78.0] ||  -> equal(multiply(inverse(sk_c2),sk_c2),sk_c8)**.
% 0.19/0.47  511[3:Rew:33.0,509.0] ||  -> equal(sk_c8,identity)**.
% 0.19/0.47  512[3:MRR:511.0,507.0] ||  -> .
% 0.19/0.47  513[2:Spt:512.0,5.0,37.0] || equal(inverse(sk_c5),sk_c8)** -> .
% 0.19/0.47  514[2:Spt:512.0,5.1] ||  -> equal(inverse(sk_c8),sk_c7)**.
% 0.19/0.47  515[2:MRR:25.0,513.0] ||  -> equal(inverse(sk_c3),sk_c8)**.
% 0.19/0.47  516[2:MRR:15.0,513.0] ||  -> equal(inverse(sk_c1),sk_c2)**.
% 0.19/0.47  517[2:MRR:30.0,513.0] ||  -> equal(multiply(sk_c3,sk_c7),sk_c8)**.
% 0.19/0.47  519[2:MRR:10.0,513.0] ||  -> equal(multiply(sk_c1,sk_c2),sk_c8)**.
% 0.19/0.47  527[2:SpR:517.0,78.0] ||  -> equal(multiply(inverse(sk_c3),sk_c8),sk_c7)**.
% 0.19/0.47  529[2:Rew:515.0,527.0] ||  -> equal(multiply(sk_c8,sk_c8),sk_c7)**.
% 0.19/0.47  534[2:SpR:519.0,78.0] ||  -> equal(multiply(inverse(sk_c1),sk_c8),sk_c2)**.
% 0.19/0.47  536[2:Rew:516.0,534.0] ||  -> equal(multiply(sk_c2,sk_c8),sk_c2)**.
% 0.19/0.47  542[2:SpR:536.0,78.0] ||  -> equal(multiply(inverse(sk_c2),sk_c2),sk_c8)**.
% 0.19/0.47  544[2:Rew:33.0,542.0] ||  -> equal(sk_c8,identity)**.
% 0.19/0.47  545[2:Rew:544.0,514.0] ||  -> equal(inverse(identity),sk_c7)**.
% 0.19/0.47  551[2:Rew:544.0,529.0] ||  -> equal(multiply(identity,identity),sk_c7)**.
% 0.19/0.47  553[2:Rew:544.0,47.1] || equal(inverse(identity),u) equal(u,identity) equal(multiply(u,sk_c7),sk_c8)** -> .
% 0.19/0.47  566[2:Rew:32.0,551.0] ||  -> equal(identity,sk_c7)**.
% 0.19/0.47  569[2:Rew:566.0,280.0] ||  -> equal(multiply(u,sk_c7),u)**.
% 0.19/0.47  570[2:Rew:566.0,544.0] ||  -> equal(sk_c8,sk_c7)**.
% 0.19/0.47  571[2:Rew:566.0,545.0] ||  -> equal(inverse(sk_c7),sk_c7)**.
% 0.19/0.47  595[2:Rew:569.0,553.2,570.0,553.2,566.0,553.1,571.0,553.0,566.0,553.0] || equal(sk_c7,u)* equal(u,sk_c7)* equal(u,sk_c7)* -> .
% 0.19/0.47  596[2:Obv:595.1] || equal(u,sk_c7)* -> .
% 0.19/0.47  597[2:UnC:596.0,78.0] ||  -> .
% 0.19/0.47  602[1:Spt:597.0,35.1,35.2,35.3,35.5,35.6,35.8] || equal(inverse(u),sk_c8) equal(inverse(v),sk_c8) equal(inverse(sk_c8),sk_c7) equal(multiply(u,sk_c8),w)*+ equal(multiply(v,sk_c7),sk_c8)** equal(multiply(sk_c8,w),sk_c7)** -> .
% 0.19/0.47  603[1:EqR:602.3] || equal(inverse(u),sk_c8) equal(inverse(v),sk_c8) equal(inverse(sk_c8),sk_c7) equal(multiply(v,sk_c7),sk_c8)** equal(multiply(sk_c8,multiply(u,sk_c8)),sk_c7)** -> .
% 0.19/0.47  605[2:Spt:1.1] ||  -> equal(inverse(sk_c8),sk_c7)**.
% 0.19/0.47  608[2:Rew:605.0,603.2] || equal(inverse(u),sk_c8) equal(inverse(v),sk_c8) equal(sk_c7,sk_c7) equal(multiply(v,sk_c7),sk_c8)** equal(multiply(sk_c8,multiply(u,sk_c8)),sk_c7)** -> .
% 0.19/0.47  609[2:Obv:608.2] || equal(inverse(u),sk_c8) equal(inverse(v),sk_c8) equal(multiply(v,sk_c7),sk_c8)** equal(multiply(sk_c8,multiply(u,sk_c8)),sk_c7)** -> .
% 0.19/0.47  612[2:SpR:605.0,78.0] ||  -> equal(multiply(sk_c7,multiply(sk_c8,u)),u)**.
% 0.19/0.47  614[3:Spt:25.0] ||  -> equal(inverse(sk_c5),sk_c8)**.
% 0.19/0.47  617[4:Spt:21.0] ||  -> equal(inverse(sk_c4),sk_c8)**.
% 0.19/0.47  631[0:SpR:33.0,78.0] ||  -> equal(multiply(inverse(inverse(u)),identity),u)**.
% 0.19/0.47  632[0:SpR:33.0,280.0] ||  -> equal(inverse(identity),identity)**.
% 0.19/0.47  634[2:SpR:605.0,33.0] ||  -> equal(multiply(sk_c7,sk_c8),identity)**.
% 0.19/0.47  635[3:SpR:614.0,33.0] ||  -> equal(multiply(sk_c8,sk_c5),identity)**.
% 0.19/0.47  636[4:SpR:617.0,33.0] ||  -> equal(multiply(sk_c8,sk_c4),identity)**.
% 0.19/0.47  638[0:Rew:280.0,631.0] ||  -> equal(inverse(inverse(u)),u)**.
% 0.19/0.47  646[2:SpR:634.0,78.0] ||  -> equal(multiply(inverse(sk_c7),identity),sk_c8)**.
% 0.19/0.47  648[2:Rew:280.0,646.0] ||  -> equal(inverse(sk_c7),sk_c8)**.
% 0.19/0.47  651[2:SpR:648.0,33.0] ||  -> equal(multiply(sk_c8,sk_c7),identity)**.
% 0.19/0.47  654[3:SpR:635.0,78.0] ||  -> equal(multiply(inverse(sk_c8),identity),sk_c5)**.
% 0.19/0.47  656[3:Rew:280.0,654.0,605.0,654.0] ||  -> equal(sk_c5,sk_c7)**.
% 0.19/0.47  659[3:Rew:656.0,9.0] ||  -> equal(multiply(sk_c7,sk_c8),sk_c6) equal(multiply(sk_c1,sk_c2),sk_c8)**.
% 0.19/0.47  662[3:Rew:656.0,14.1] ||  -> equal(inverse(sk_c1),sk_c2) equal(multiply(sk_c7,sk_c8),sk_c6)**.
% 0.19/0.47  667[3:Rew:634.0,662.1] ||  -> equal(inverse(sk_c1),sk_c2)** equal(identity,sk_c6).
% 0.19/0.47  669[3:Rew:634.0,659.0] ||  -> equal(identity,sk_c6) equal(multiply(sk_c1,sk_c2),sk_c8)**.
% 0.19/0.47  672[5:Spt:667.1] ||  -> equal(identity,sk_c6)**.
% 0.19/0.47  673[5:Rew:672.0,32.0] ||  -> equal(multiply(sk_c6,u),u)**.
% 0.19/0.47  674[5:Rew:672.0,280.0] ||  -> equal(multiply(u,sk_c6),u)**.
% 0.19/0.47  677[5:Rew:672.0,634.0] ||  -> equal(multiply(sk_c7,sk_c8),sk_c6)**.
% 0.19/0.47  678[5:Rew:672.0,636.0] ||  -> equal(multiply(sk_c8,sk_c4),sk_c6)**.
% 0.19/0.47  679[5:Rew:672.0,651.0] ||  -> equal(multiply(sk_c8,sk_c7),sk_c6)**.
% 0.19/0.47  680[5:Rew:674.0,8.0] ||  -> equal(sk_c8,sk_c7) equal(multiply(sk_c1,sk_c2),sk_c8)**.
% 0.19/0.47  681[5:Rew:674.0,18.0] ||  -> equal(sk_c8,sk_c7) equal(multiply(sk_c2,sk_c7),sk_c8)**.
% 0.19/0.47  682[5:Rew:674.0,28.0] ||  -> equal(sk_c8,sk_c7) equal(multiply(sk_c3,sk_c7),sk_c8)**.
% 0.19/0.47  683[5:Rew:674.0,13.1] ||  -> equal(inverse(sk_c1),sk_c2)** equal(sk_c8,sk_c7).
% 0.19/0.47  684[5:Rew:674.0,23.1] ||  -> equal(inverse(sk_c3),sk_c8)** equal(sk_c8,sk_c7).
% 0.19/0.47  685[5:Rew:683.1,12.1] ||  -> equal(inverse(sk_c1),sk_c2) equal(multiply(sk_c4,sk_c7),sk_c7)**.
% 0.19/0.47  686[5:Rew:684.1,22.1] ||  -> equal(inverse(sk_c3),sk_c8) equal(multiply(sk_c4,sk_c7),sk_c7)**.
% 0.19/0.47  689[5:Rew:682.0,27.0] ||  -> equal(multiply(sk_c4,sk_c7),sk_c7) equal(multiply(sk_c3,sk_c7),sk_c8)**.
% 0.19/0.47  701[5:SpR:678.0,78.0] ||  -> equal(multiply(inverse(sk_c8),sk_c6),sk_c4)**.
% 0.19/0.47  703[5:Rew:605.0,701.0] ||  -> equal(multiply(sk_c7,sk_c6),sk_c4)**.
% 0.19/0.47  704[5:Rew:674.0,703.0] ||  -> equal(sk_c4,sk_c7)**.
% 0.19/0.47  708[5:Rew:704.0,689.0] ||  -> equal(multiply(sk_c7,sk_c7),sk_c7) equal(multiply(sk_c3,sk_c7),sk_c8)**.
% 0.19/0.47  711[5:Rew:704.0,686.1] ||  -> equal(inverse(sk_c3),sk_c8) equal(multiply(sk_c7,sk_c7),sk_c7)**.
% 0.19/0.47  712[5:Rew:704.0,685.1] ||  -> equal(inverse(sk_c1),sk_c2) equal(multiply(sk_c7,sk_c7),sk_c7)**.
% 0.19/0.47  724[0:SpR:638.0,78.0] ||  -> equal(multiply(u,multiply(inverse(u),v)),v)**.
% 0.19/0.47  757[6:Spt:683.1] ||  -> equal(sk_c8,sk_c7)**.
% 0.19/0.47  758[6:Rew:757.0,605.0] ||  -> equal(inverse(sk_c7),sk_c7)**.
% 0.19/0.47  760[6:Rew:757.0,677.0] ||  -> equal(multiply(sk_c7,sk_c7),sk_c6)**.
% 0.19/0.47  763[6:Rew:757.0,609.0] || equal(inverse(u),sk_c7) equal(inverse(v),sk_c8) equal(multiply(v,sk_c7),sk_c8)** equal(multiply(sk_c8,multiply(u,sk_c8)),sk_c7)** -> .
% 0.19/0.47  767[6:Rew:757.0,711.0] ||  -> equal(inverse(sk_c3),sk_c7) equal(multiply(sk_c7,sk_c7),sk_c7)**.
% 0.19/0.47  770[6:Rew:757.0,708.1] ||  -> equal(multiply(sk_c7,sk_c7),sk_c7) equal(multiply(sk_c3,sk_c7),sk_c7)**.
% 0.19/0.47  771[6:Rew:760.0,712.1] ||  -> equal(inverse(sk_c1),sk_c2)** equal(sk_c6,sk_c7).
% 0.19/0.47  772[6:Rew:760.0,767.1] ||  -> equal(inverse(sk_c3),sk_c7)** equal(sk_c6,sk_c7).
% 0.19/0.47  775[6:Rew:760.0,770.0] ||  -> equal(sk_c6,sk_c7) equal(multiply(sk_c3,sk_c7),sk_c7)**.
% 0.19/0.47  776[6:Rew:757.0,763.3,757.0,763.2,757.0,763.1] || equal(inverse(u),sk_c7) equal(inverse(v),sk_c7) equal(multiply(v,sk_c7),sk_c7)** equal(multiply(sk_c7,multiply(u,sk_c7)),sk_c7)** -> .
% 0.19/0.47  790[7:Spt:771.1] ||  -> equal(sk_c6,sk_c7)**.
% 0.19/0.47  793[7:Rew:790.0,673.0] ||  -> equal(multiply(sk_c7,u),u)**.
% 0.19/0.47  794[7:Rew:790.0,674.0] ||  -> equal(multiply(u,sk_c7),u)**.
% 0.19/0.47  801[7:Rew:793.0,776.3] || equal(inverse(u),sk_c7) equal(inverse(v),sk_c7) equal(multiply(v,sk_c7),sk_c7)** equal(multiply(u,sk_c7),sk_c7)** -> .
% 0.19/0.47  803[7:Con:801.0] || equal(inverse(u),sk_c7) equal(multiply(u,sk_c7),sk_c7)** -> .
% 0.19/0.47  804[7:Rew:794.0,803.1] || equal(inverse(u),sk_c7)** equal(u,sk_c7) -> .
% 0.19/0.47  829[7:SpL:758.0,804.0] || equal(sk_c7,sk_c7)* equal(sk_c7,sk_c7)* -> .
% 0.19/0.47  830[7:Obv:829.1] ||  -> .
% 0.19/0.47  831[7:Spt:830.0,771.1,790.0] || equal(sk_c6,sk_c7)** -> .
% 0.19/0.47  832[7:Spt:830.0,771.0] ||  -> equal(inverse(sk_c1),sk_c2)**.
% 0.19/0.47  833[7:MRR:772.1,831.0] ||  -> equal(inverse(sk_c3),sk_c7)**.
% 0.19/0.47  836[7:MRR:775.0,831.0] ||  -> equal(multiply(sk_c3,sk_c7),sk_c7)**.
% 0.19/0.47  846[7:SpR:833.0,638.0] ||  -> equal(inverse(sk_c7),sk_c3)**.
% 0.19/0.47  848[7:Rew:758.0,846.0] ||  -> equal(sk_c3,sk_c7)**.
% 0.19/0.47  850[7:Rew:848.0,836.0] ||  -> equal(multiply(sk_c7,sk_c7),sk_c7)**.
% 0.19/0.47  851[7:Rew:760.0,850.0] ||  -> equal(sk_c6,sk_c7)**.
% 0.19/0.47  852[7:MRR:851.0,831.0] ||  -> .
% 0.19/0.47  854[6:Spt:852.0,683.1,757.0] || equal(sk_c8,sk_c7)** -> .
% 0.19/0.47  855[6:Spt:852.0,683.0] ||  -> equal(inverse(sk_c1),sk_c2)**.
% 0.19/0.47  857[6:MRR:680.0,854.0] ||  -> equal(multiply(sk_c1,sk_c2),sk_c8)**.
% 0.19/0.47  858[6:MRR:681.0,854.0] ||  -> equal(multiply(sk_c2,sk_c7),sk_c8)**.
% 0.19/0.47  861[6:SpR:855.0,638.0] ||  -> equal(inverse(sk_c2),sk_c1)**.
% 0.19/0.47  877[6:SpR:857.0,34.0] ||  -> equal(multiply(sk_c1,multiply(sk_c2,u)),multiply(sk_c8,u))**.
% 0.19/0.47  881[6:SpR:861.0,78.0] ||  -> equal(multiply(sk_c1,multiply(sk_c2,u)),u)**.
% 0.19/0.47  884[6:Rew:877.0,881.0] ||  -> equal(multiply(sk_c8,u),u)**.
% 0.19/0.47  887[6:Rew:884.0,679.0] ||  -> equal(sk_c6,sk_c7)**.
% 0.19/0.47  888[6:Rew:884.0,612.0] ||  -> equal(multiply(sk_c7,u),u)**.
% 0.19/0.47  894[6:Rew:887.0,674.0] ||  -> equal(multiply(u,sk_c7),u)**.
% 0.19/0.47  899[6:Rew:887.0,677.0] ||  -> equal(multiply(sk_c7,sk_c8),sk_c7)**.
% 0.19/0.47  904[6:Rew:894.0,858.0] ||  -> equal(sk_c8,sk_c2)**.
% 0.19/0.47  905[6:Rew:904.0,854.0] || equal(sk_c2,sk_c7)** -> .
% 0.19/0.47  915[6:Rew:888.0,899.0,904.0,899.0] ||  -> equal(sk_c2,sk_c7)**.
% 0.19/0.47  916[6:MRR:915.0,905.0] ||  -> .
% 0.19/0.47  923[5:Spt:916.0,667.1,672.0] || equal(identity,sk_c6)** -> .
% 0.19/0.47  924[5:Spt:916.0,667.0] ||  -> equal(inverse(sk_c1),sk_c2)**.
% 0.19/0.47  926[5:MRR:669.0,923.0] ||  -> equal(multiply(sk_c1,sk_c2),sk_c8)**.
% 0.19/0.47  930[5:SpR:924.0,638.0] ||  -> equal(inverse(sk_c2),sk_c1)**.
% 0.19/0.47  959[5:SpR:926.0,34.0] ||  -> equal(multiply(sk_c1,multiply(sk_c2,u)),multiply(sk_c8,u))**.
% 0.19/0.47  963[5:SpR:930.0,78.0] ||  -> equal(multiply(sk_c1,multiply(sk_c2,u)),u)**.
% 0.19/0.47  966[5:Rew:959.0,963.0] ||  -> equal(multiply(sk_c8,u),u)**.
% 0.19/0.47  971[5:Rew:966.0,609.3] || equal(inverse(u),sk_c8) equal(inverse(v),sk_c8) equal(multiply(v,sk_c7),sk_c8)** equal(multiply(u,sk_c8),sk_c7)** -> .
% 0.19/0.47  973[5:Rew:966.0,651.0] ||  -> equal(identity,sk_c7)**.
% 0.19/0.47  974[5:Rew:973.0,632.0] ||  -> equal(inverse(sk_c7),sk_c7)**.
% 0.19/0.47  977[5:Rew:973.0,280.0] ||  -> equal(multiply(u,sk_c7),u)**.
% 0.19/0.47  980[5:Rew:648.0,974.0] ||  -> equal(sk_c8,sk_c7)**.
% 0.19/0.47  981[5:Rew:980.0,605.0] ||  -> equal(inverse(sk_c7),sk_c7)**.
% 0.19/0.47  999[5:Rew:977.0,971.3,980.0,971.3,977.0,971.2,980.0,971.2,980.0,971.1,980.0,971.0] || equal(inverse(u),sk_c7)** equal(inverse(v),sk_c7)** equal(v,sk_c7) equal(u,sk_c7) -> .
% 0.19/0.47  1000[5:Con:999.0] || equal(inverse(u),sk_c7)** equal(u,sk_c7) -> .
% 0.19/0.47  1056[5:SpL:981.0,1000.0] || equal(sk_c7,sk_c7)* equal(sk_c7,sk_c7)* -> .
% 0.19/0.47  1057[5:Obv:1056.1] ||  -> .
% 0.19/0.47  1058[4:Spt:1057.0,21.0,617.0] || equal(inverse(sk_c4),sk_c8)** -> .
% 0.19/0.47  1059[4:Spt:1057.0,21.1] ||  -> equal(inverse(sk_c3),sk_c8)**.
% 0.19/0.47  1060[4:MRR:11.0,1058.0] ||  -> equal(inverse(sk_c1),sk_c2)**.
% 0.19/0.47  1063[4:MRR:6.0,1058.0] ||  -> equal(multiply(sk_c1,sk_c2),sk_c8)**.
% 0.19/0.47  1076[4:SpR:1060.0,724.0] ||  -> equal(multiply(sk_c1,multiply(sk_c2,u)),u)**.
% 0.19/0.47  1110[4:SpR:1063.0,34.0] ||  -> equal(multiply(sk_c1,multiply(sk_c2,u)),multiply(sk_c8,u))**.
% 0.19/0.47  1114[4:Rew:1076.0,1110.0] ||  -> equal(multiply(sk_c8,u),u)**.
% 0.19/0.47  1115[4:Rew:1114.0,651.0] ||  -> equal(identity,sk_c7)**.
% 0.19/0.47  1121[4:Rew:1114.0,609.3] || equal(inverse(u),sk_c8) equal(inverse(v),sk_c8) equal(multiply(v,sk_c7),sk_c8)** equal(multiply(u,sk_c8),sk_c7)** -> .
% 0.19/0.47  1122[4:Rew:1115.0,632.0] ||  -> equal(inverse(sk_c7),sk_c7)**.
% 0.19/0.47  1125[4:Rew:1115.0,280.0] ||  -> equal(multiply(u,sk_c7),u)**.
% 0.19/0.47  1127[4:Rew:648.0,1122.0] ||  -> equal(sk_c8,sk_c7)**.
% 0.19/0.47  1128[4:Rew:1127.0,648.0] ||  -> equal(inverse(sk_c7),sk_c7)**.
% 0.19/0.47  1150[4:Rew:1125.0,1121.3,1127.0,1121.3,1125.0,1121.2,1127.0,1121.2,1127.0,1121.1,1127.0,1121.0] || equal(inverse(u),sk_c7)** equal(inverse(v),sk_c7)** equal(v,sk_c7) equal(u,sk_c7) -> .
% 0.19/0.48  1151[4:Con:1150.0] || equal(inverse(u),sk_c7)** equal(u,sk_c7) -> .
% 0.19/0.48  1198[4:SpL:1128.0,1151.0] || equal(sk_c7,sk_c7)* equal(sk_c7,sk_c7)* -> .
% 0.19/0.48  1199[4:Obv:1198.1] ||  -> .
% 0.19/0.48  1200[3:Spt:1199.0,25.0,614.0] || equal(inverse(sk_c5),sk_c8)** -> .
% 0.19/0.48  1201[3:Spt:1199.0,25.1] ||  -> equal(inverse(sk_c3),sk_c8)**.
% 0.19/0.48  1202[3:MRR:15.0,1200.0] ||  -> equal(inverse(sk_c1),sk_c2)**.
% 0.19/0.48  1205[3:MRR:10.0,1200.0] ||  -> equal(multiply(sk_c1,sk_c2),sk_c8)**.
% 0.19/0.48  1232[3:SpR:1202.0,724.0] ||  -> equal(multiply(sk_c1,multiply(sk_c2,u)),u)**.
% 0.19/0.48  1252[3:SpR:1205.0,34.0] ||  -> equal(multiply(sk_c1,multiply(sk_c2,u)),multiply(sk_c8,u))**.
% 0.19/0.48  1256[3:Rew:1232.0,1252.0] ||  -> equal(multiply(sk_c8,u),u)**.
% 0.19/0.48  1257[3:Rew:1256.0,651.0] ||  -> equal(identity,sk_c7)**.
% 0.19/0.48  1263[3:Rew:1256.0,609.3] || equal(inverse(u),sk_c8) equal(inverse(v),sk_c8) equal(multiply(v,sk_c7),sk_c8)** equal(multiply(u,sk_c8),sk_c7)** -> .
% 0.19/0.48  1264[3:Rew:1257.0,632.0] ||  -> equal(inverse(sk_c7),sk_c7)**.
% 0.19/0.48  1266[3:Rew:1257.0,280.0] ||  -> equal(multiply(u,sk_c7),u)**.
% 0.19/0.48  1269[3:Rew:648.0,1264.0] ||  -> equal(sk_c8,sk_c7)**.
% 0.19/0.48  1270[3:Rew:1269.0,605.0] ||  -> equal(inverse(sk_c7),sk_c7)**.
% 0.19/0.48  1292[3:Rew:1266.0,1263.3,1269.0,1263.3,1266.0,1263.2,1269.0,1263.2,1269.0,1263.1,1269.0,1263.0] || equal(inverse(u),sk_c7)** equal(inverse(v),sk_c7)** equal(v,sk_c7) equal(u,sk_c7) -> .
% 0.19/0.48  1293[3:Con:1292.0] || equal(inverse(u),sk_c7)** equal(u,sk_c7) -> .
% 0.19/0.48  1340[3:SpL:1270.0,1293.0] || equal(sk_c7,sk_c7)* equal(sk_c7,sk_c7)* -> .
% 0.19/0.48  1341[3:Obv:1340.1] ||  -> .
% 0.19/0.48  1342[2:Spt:1341.0,1.1,605.0] || equal(inverse(sk_c8),sk_c7)** -> .
% 0.19/0.48  1343[2:Spt:1341.0,1.0] ||  -> equal(inverse(sk_c4),sk_c8)**.
% 0.19/0.48  1344[2:MRR:5.1,1342.0] ||  -> equal(inverse(sk_c5),sk_c8)**.
% 0.19/0.48  1345[2:MRR:2.0,1342.0] ||  -> equal(multiply(sk_c4,sk_c7),sk_c8)**.
% 0.19/0.48  1346[2:MRR:3.0,1342.0] ||  -> equal(multiply(sk_c8,sk_c6),sk_c7)**.
% 0.19/0.48  1347[2:MRR:4.0,1342.0] ||  -> equal(multiply(sk_c5,sk_c8),sk_c6)**.
% 0.19/0.48  1349[2:SpR:1343.0,638.0] ||  -> equal(inverse(sk_c8),sk_c4)**.
% 0.19/0.48  1350[2:SpR:1343.0,724.0] ||  -> equal(multiply(sk_c4,multiply(sk_c8,u)),u)**.
% 0.19/0.48  1352[2:Rew:1349.0,1342.0] || equal(sk_c4,sk_c7)** -> .
% 0.19/0.48  1360[2:SpR:1344.0,638.0] ||  -> equal(inverse(sk_c8),sk_c5)**.
% 0.19/0.48  1363[2:Rew:1349.0,1360.0] ||  -> equal(sk_c5,sk_c4)**.
% 0.19/0.48  1365[2:Rew:1363.0,1347.0] ||  -> equal(multiply(sk_c4,sk_c8),sk_c6)**.
% 0.19/0.48  1378[2:SpR:1346.0,78.0] ||  -> equal(multiply(inverse(sk_c8),sk_c7),sk_c6)**.
% 0.19/0.48  1380[2:Rew:1345.0,1378.0,1349.0,1378.0] ||  -> equal(sk_c8,sk_c6)**.
% 0.19/0.48  1381[2:Rew:1380.0,1343.0] ||  -> equal(inverse(sk_c4),sk_c6)**.
% 0.19/0.48  1382[2:Rew:1380.0,1349.0] ||  -> equal(inverse(sk_c6),sk_c4)**.
% 0.19/0.48  1384[2:Rew:1380.0,1346.0] ||  -> equal(multiply(sk_c6,sk_c6),sk_c7)**.
% 0.19/0.48  1386[2:Rew:1380.0,1350.0] ||  -> equal(multiply(sk_c4,multiply(sk_c6,u)),u)**.
% 0.19/0.48  1388[2:Rew:1380.0,1365.0] ||  -> equal(multiply(sk_c4,sk_c6),sk_c6)**.
% 0.19/0.48  1408[2:SpR:1388.0,34.0] ||  -> equal(multiply(sk_c4,multiply(sk_c6,u)),multiply(sk_c6,u))**.
% 0.19/0.48  1409[2:SpR:1388.0,78.0] ||  -> equal(multiply(inverse(sk_c4),sk_c6),sk_c6)**.
% 0.19/0.48  1411[2:Rew:1384.0,1409.0,1381.0,1409.0] ||  -> equal(sk_c6,sk_c7)**.
% 0.19/0.48  1415[2:Rew:1411.0,1382.0] ||  -> equal(inverse(sk_c7),sk_c4)**.
% 0.19/0.48  1419[2:Rew:1411.0,1386.0] ||  -> equal(multiply(sk_c4,multiply(sk_c7,u)),u)**.
% 0.19/0.48  1422[2:Rew:1419.0,1408.0,1411.0,1408.0] ||  -> equal(multiply(sk_c7,u),u)**.
% 0.19/0.48  1456[2:SpR:1422.0,280.0] ||  -> equal(identity,sk_c7)**.
% 0.19/0.48  1458[2:Rew:1456.0,632.0] ||  -> equal(inverse(sk_c7),sk_c7)**.
% 0.19/0.48  1463[2:Rew:1415.0,1458.0] ||  -> equal(sk_c4,sk_c7)**.
% 0.19/0.48  1464[2:MRR:1463.0,1352.0] ||  -> .
% 0.19/0.48  % SZS output end Refutation
% 0.19/0.48  Formulae used in the proof : prove_this_1 prove_this_2 prove_this_3 prove_this_4 prove_this_5 prove_this_6 prove_this_8 prove_this_9 prove_this_10 prove_this_11 prove_this_12 prove_this_13 prove_this_14 prove_this_15 prove_this_18 prove_this_21 prove_this_22 prove_this_23 prove_this_24 prove_this_25 prove_this_26 prove_this_27 prove_this_28 prove_this_29 prove_this_30 prove_this_31 left_identity left_inverse associativity
% 0.19/0.48  
%------------------------------------------------------------------------------