TSTP Solution File: GRP255-1 by SPASS---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : GRP255-1 : TPTP v8.1.0. Released v2.5.0.
% Transfm  : none
% Format   : tptp
% Command  : run_spass %d %s

% Computer : n023.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 11:46:33 EDT 2022

% Result   : Unsatisfiable 0.20s 0.48s
% Output   : Refutation 0.20s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.13  % Problem  : GRP255-1 : TPTP v8.1.0. Released v2.5.0.
% 0.07/0.14  % Command  : run_spass %d %s
% 0.14/0.35  % Computer : n023.cluster.edu
% 0.14/0.35  % Model    : x86_64 x86_64
% 0.14/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35  % Memory   : 8042.1875MB
% 0.14/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.35  % CPULimit : 300
% 0.14/0.35  % WCLimit  : 600
% 0.14/0.35  % DateTime : Mon Jun 13 11:34:06 EDT 2022
% 0.14/0.35  % CPUTime  : 
% 0.20/0.48  
% 0.20/0.48  SPASS V 3.9 
% 0.20/0.48  SPASS beiseite: Proof found.
% 0.20/0.48  % SZS status Theorem
% 0.20/0.48  Problem: /export/starexec/sandbox2/benchmark/theBenchmark.p 
% 0.20/0.48  SPASS derived 899 clauses, backtracked 306 clauses, performed 10 splits and kept 684 clauses.
% 0.20/0.48  SPASS allocated 63675 KBytes.
% 0.20/0.48  SPASS spent	0:00:00.12 on the problem.
% 0.20/0.48  		0:00:00.04 for the input.
% 0.20/0.48  		0:00:00.00 for the FLOTTER CNF translation.
% 0.20/0.48  		0:00:00.00 for inferences.
% 0.20/0.48  		0:00:00.00 for the backtracking.
% 0.20/0.48  		0:00:00.06 for the reduction.
% 0.20/0.48  
% 0.20/0.48  
% 0.20/0.48  Here is a proof with depth 4, length 327 :
% 0.20/0.48  % SZS output start Refutation
% 0.20/0.48  1[0:Inp] ||  -> equal(multiply(sk_c7,sk_c8),sk_c6)** equal(multiply(sk_c1,sk_c8),sk_c7).
% 0.20/0.48  2[0:Inp] ||  -> equal(inverse(sk_c4),sk_c8) equal(multiply(sk_c1,sk_c8),sk_c7)**.
% 0.20/0.48  3[0:Inp] ||  -> equal(multiply(sk_c4,sk_c7),sk_c8)** equal(multiply(sk_c1,sk_c8),sk_c7).
% 0.20/0.48  4[0:Inp] ||  -> equal(inverse(sk_c5),sk_c7) equal(multiply(sk_c1,sk_c8),sk_c7)**.
% 0.20/0.48  5[0:Inp] ||  -> equal(multiply(sk_c5,sk_c6),sk_c7)** equal(multiply(sk_c1,sk_c8),sk_c7).
% 0.20/0.48  6[0:Inp] ||  -> equal(inverse(sk_c1),sk_c8) equal(multiply(sk_c7,sk_c8),sk_c6)**.
% 0.20/0.48  7[0:Inp] ||  -> equal(inverse(sk_c4),sk_c8)** equal(inverse(sk_c1),sk_c8).
% 0.20/0.48  8[0:Inp] ||  -> equal(inverse(sk_c1),sk_c8) equal(multiply(sk_c4,sk_c7),sk_c8)**.
% 0.20/0.48  9[0:Inp] ||  -> equal(inverse(sk_c5),sk_c7)** equal(inverse(sk_c1),sk_c8).
% 0.20/0.48  11[0:Inp] ||  -> equal(multiply(sk_c7,sk_c8),sk_c6) equal(multiply(sk_c2,sk_c7),sk_c6)**.
% 0.20/0.48  12[0:Inp] ||  -> equal(inverse(sk_c4),sk_c8) equal(multiply(sk_c2,sk_c7),sk_c6)**.
% 0.20/0.48  13[0:Inp] ||  -> equal(multiply(sk_c4,sk_c7),sk_c8) equal(multiply(sk_c2,sk_c7),sk_c6)**.
% 0.20/0.48  14[0:Inp] ||  -> equal(inverse(sk_c5),sk_c7) equal(multiply(sk_c2,sk_c7),sk_c6)**.
% 0.20/0.48  15[0:Inp] ||  -> equal(multiply(sk_c5,sk_c6),sk_c7) equal(multiply(sk_c2,sk_c7),sk_c6)**.
% 0.20/0.48  16[0:Inp] ||  -> equal(inverse(sk_c2),sk_c7) equal(multiply(sk_c7,sk_c8),sk_c6)**.
% 0.20/0.48  17[0:Inp] ||  -> equal(inverse(sk_c4),sk_c8) equal(inverse(sk_c2),sk_c7)**.
% 0.20/0.48  18[0:Inp] ||  -> equal(inverse(sk_c2),sk_c7) equal(multiply(sk_c4,sk_c7),sk_c8)**.
% 0.20/0.48  19[0:Inp] ||  -> equal(inverse(sk_c5),sk_c7) equal(inverse(sk_c2),sk_c7)**.
% 0.20/0.48  20[0:Inp] ||  -> equal(inverse(sk_c2),sk_c7) equal(multiply(sk_c5,sk_c6),sk_c7)**.
% 0.20/0.48  21[0:Inp] ||  -> equal(inverse(sk_c3),sk_c6) equal(multiply(sk_c7,sk_c8),sk_c6)**.
% 0.20/0.48  22[0:Inp] ||  -> equal(inverse(sk_c4),sk_c8) equal(inverse(sk_c3),sk_c6)**.
% 0.20/0.48  23[0:Inp] ||  -> equal(inverse(sk_c3),sk_c6) equal(multiply(sk_c4,sk_c7),sk_c8)**.
% 0.20/0.48  24[0:Inp] ||  -> equal(inverse(sk_c5),sk_c7) equal(inverse(sk_c3),sk_c6)**.
% 0.20/0.48  25[0:Inp] ||  -> equal(inverse(sk_c3),sk_c6) equal(multiply(sk_c5,sk_c6),sk_c7)**.
% 0.20/0.48  26[0:Inp] ||  -> equal(multiply(sk_c7,sk_c8),sk_c6) equal(multiply(sk_c3,sk_c8),sk_c6)**.
% 0.20/0.48  27[0:Inp] ||  -> equal(inverse(sk_c4),sk_c8) equal(multiply(sk_c3,sk_c8),sk_c6)**.
% 0.20/0.48  29[0:Inp] ||  -> equal(inverse(sk_c5),sk_c7) equal(multiply(sk_c3,sk_c8),sk_c6)**.
% 0.20/0.48  30[0:Inp] ||  -> equal(multiply(sk_c5,sk_c6),sk_c7) equal(multiply(sk_c3,sk_c8),sk_c6)**.
% 0.20/0.48  31[0:Inp] || equal(inverse(u),sk_c7) equal(inverse(v),sk_c8) equal(inverse(w),sk_c6) equal(inverse(x),sk_c7) equal(inverse(y),sk_c8) equal(multiply(u,sk_c6),sk_c7)**+ equal(multiply(v,sk_c7),sk_c8)** equal(multiply(w,sk_c8),sk_c6)** equal(multiply(x,sk_c7),sk_c6)** equal(multiply(y,sk_c8),sk_c7)** equal(multiply(sk_c7,sk_c8),sk_c6)** -> .
% 0.20/0.48  32[0:Inp] ||  -> equal(multiply(identity,u),u)**.
% 0.20/0.48  33[0:Inp] ||  -> equal(multiply(inverse(u),u),identity)**.
% 0.20/0.48  34[0:Inp] ||  -> equal(multiply(multiply(u,v),w),multiply(u,multiply(v,w)))**.
% 0.20/0.48  35[1:Spt:31.1,31.6] || equal(inverse(u),sk_c8) equal(multiply(u,sk_c7),sk_c8)** -> .
% 0.20/0.48  36[2:Spt:21.1] ||  -> equal(multiply(sk_c7,sk_c8),sk_c6)**.
% 0.20/0.48  38[3:Spt:24.0] ||  -> equal(inverse(sk_c5),sk_c7)**.
% 0.20/0.48  40[4:Spt:22.0] ||  -> equal(inverse(sk_c4),sk_c8)**.
% 0.20/0.48  43[1:SpL:32.0,35.1] || equal(inverse(identity),sk_c8)** equal(sk_c7,sk_c8) -> .
% 0.20/0.48  44[5:Spt:23.1] ||  -> equal(multiply(sk_c4,sk_c7),sk_c8)**.
% 0.20/0.48  46[5:SpL:44.0,35.1] || equal(inverse(sk_c4),sk_c8)** equal(sk_c8,sk_c8) -> .
% 0.20/0.48  47[5:Obv:46.1] || equal(inverse(sk_c4),sk_c8)** -> .
% 0.20/0.48  48[5:Rew:40.0,47.0] || equal(sk_c8,sk_c8)* -> .
% 0.20/0.48  49[5:Obv:48.0] ||  -> .
% 0.20/0.48  50[5:Spt:49.0,23.1,44.0] || equal(multiply(sk_c4,sk_c7),sk_c8)** -> .
% 0.20/0.48  51[5:Spt:49.0,23.0] ||  -> equal(inverse(sk_c3),sk_c6)**.
% 0.20/0.48  52[5:MRR:18.1,50.0] ||  -> equal(inverse(sk_c2),sk_c7)**.
% 0.20/0.48  53[5:MRR:8.1,50.0] ||  -> equal(inverse(sk_c1),sk_c8)**.
% 0.20/0.48  55[5:MRR:13.0,50.0] ||  -> equal(multiply(sk_c2,sk_c7),sk_c6)**.
% 0.20/0.48  56[5:MRR:3.0,50.0] ||  -> equal(multiply(sk_c1,sk_c8),sk_c7)**.
% 0.20/0.48  66[3:SpR:38.0,33.0] ||  -> equal(multiply(sk_c7,sk_c5),identity)**.
% 0.20/0.48  67[4:SpR:40.0,33.0] ||  -> equal(multiply(sk_c8,sk_c4),identity)**.
% 0.20/0.48  70[5:SpR:53.0,33.0] ||  -> equal(multiply(sk_c8,sk_c1),identity)**.
% 0.20/0.48  71[1:SpL:33.0,35.1] || equal(inverse(inverse(sk_c7)),sk_c8)** equal(identity,sk_c8) -> .
% 0.20/0.48  80[0:SpR:33.0,34.0] ||  -> equal(multiply(inverse(u),multiply(u,v)),multiply(identity,v))**.
% 0.20/0.48  84[0:Rew:32.0,80.0] ||  -> equal(multiply(inverse(u),multiply(u,v)),v)**.
% 0.20/0.48  99[0:SpR:84.0,84.0] ||  -> equal(multiply(inverse(inverse(u)),v),multiply(u,v))**.
% 0.20/0.48  101[5:SpR:55.0,84.0] ||  -> equal(multiply(inverse(sk_c2),sk_c6),sk_c7)**.
% 0.20/0.48  106[0:SpR:33.0,84.0] ||  -> equal(multiply(inverse(inverse(u)),identity),u)**.
% 0.20/0.48  107[3:SpR:66.0,84.0] ||  -> equal(multiply(inverse(sk_c7),identity),sk_c5)**.
% 0.20/0.48  110[4:SpR:67.0,84.0] ||  -> equal(multiply(inverse(sk_c8),identity),sk_c4)**.
% 0.20/0.48  111[5:SpR:70.0,84.0] ||  -> equal(multiply(inverse(sk_c8),identity),sk_c1)**.
% 0.20/0.48  118[5:Rew:52.0,101.0] ||  -> equal(multiply(sk_c7,sk_c6),sk_c7)**.
% 0.20/0.48  127[5:Rew:110.0,111.0] ||  -> equal(sk_c4,sk_c1)**.
% 0.20/0.48  132[5:Rew:127.0,110.0] ||  -> equal(multiply(inverse(sk_c8),identity),sk_c1)**.
% 0.20/0.48  135[0:Rew:99.0,106.0] ||  -> equal(multiply(u,identity),u)**.
% 0.20/0.48  136[5:Rew:135.0,132.0] ||  -> equal(inverse(sk_c8),sk_c1)**.
% 0.20/0.48  138[3:Rew:135.0,107.0] ||  -> equal(inverse(sk_c7),sk_c5)**.
% 0.20/0.48  145[5:SpR:136.0,33.0] ||  -> equal(multiply(sk_c1,sk_c8),identity)**.
% 0.20/0.48  148[5:Rew:56.0,145.0] ||  -> equal(identity,sk_c7)**.
% 0.20/0.48  149[5:Rew:148.0,32.0] ||  -> equal(multiply(sk_c7,u),u)**.
% 0.20/0.48  151[5:Rew:148.0,66.0] ||  -> equal(multiply(sk_c7,sk_c5),sk_c7)**.
% 0.20/0.48  154[5:Rew:148.0,43.0] || equal(inverse(sk_c7),sk_c8)** equal(sk_c7,sk_c8) -> .
% 0.20/0.48  158[5:Rew:149.0,36.0] ||  -> equal(sk_c6,sk_c8)**.
% 0.20/0.48  160[5:Rew:149.0,118.0] ||  -> equal(sk_c6,sk_c7)**.
% 0.20/0.48  173[5:Rew:158.0,160.0] ||  -> equal(sk_c7,sk_c8)**.
% 0.20/0.48  180[5:Rew:173.0,138.0] ||  -> equal(inverse(sk_c8),sk_c5)**.
% 0.20/0.48  182[5:Rew:173.0,149.0] ||  -> equal(multiply(sk_c8,u),u)**.
% 0.20/0.48  185[5:Rew:136.0,180.0] ||  -> equal(sk_c5,sk_c1)**.
% 0.20/0.48  188[5:Rew:185.0,151.0,173.0,151.0] ||  -> equal(multiply(sk_c8,sk_c1),sk_c8)**.
% 0.20/0.48  197[5:Rew:182.0,188.0] ||  -> equal(sk_c8,sk_c1)**.
% 0.20/0.48  198[5:Rew:197.0,53.0] ||  -> equal(inverse(sk_c1),sk_c1)**.
% 0.20/0.48  201[5:Rew:197.0,173.0] ||  -> equal(sk_c7,sk_c1)**.
% 0.20/0.48  221[5:Rew:201.0,154.1,197.0,154.1,198.0,154.0,201.0,154.0,197.0,154.0] || equal(sk_c1,sk_c1)* equal(sk_c1,sk_c1)* -> .
% 0.20/0.48  222[5:Obv:221.1] ||  -> .
% 0.20/0.48  226[4:Spt:222.0,22.0,40.0] || equal(inverse(sk_c4),sk_c8)** -> .
% 0.20/0.48  227[4:Spt:222.0,22.1] ||  -> equal(inverse(sk_c3),sk_c6)**.
% 0.20/0.48  228[4:MRR:17.0,226.0] ||  -> equal(inverse(sk_c2),sk_c7)**.
% 0.20/0.48  229[4:MRR:7.0,226.0] ||  -> equal(inverse(sk_c1),sk_c8)**.
% 0.20/0.48  231[4:MRR:12.0,226.0] ||  -> equal(multiply(sk_c2,sk_c7),sk_c6)**.
% 0.20/0.48  232[4:MRR:2.0,226.0] ||  -> equal(multiply(sk_c1,sk_c8),sk_c7)**.
% 0.20/0.48  261[4:SpR:231.0,84.0] ||  -> equal(multiply(inverse(sk_c2),sk_c6),sk_c7)**.
% 0.20/0.48  263[4:Rew:228.0,261.0] ||  -> equal(multiply(sk_c7,sk_c6),sk_c7)**.
% 0.20/0.48  265[4:SpR:232.0,84.0] ||  -> equal(multiply(inverse(sk_c1),sk_c7),sk_c8)**.
% 0.20/0.48  267[4:Rew:229.0,265.0] ||  -> equal(multiply(sk_c8,sk_c7),sk_c8)**.
% 0.20/0.48  279[4:SpR:267.0,84.0] ||  -> equal(multiply(inverse(sk_c8),sk_c8),sk_c7)**.
% 0.20/0.48  281[4:Rew:33.0,279.0] ||  -> equal(identity,sk_c7)**.
% 0.20/0.48  283[4:Rew:281.0,32.0] ||  -> equal(multiply(sk_c7,u),u)**.
% 0.20/0.48  284[4:Rew:281.0,135.0] ||  -> equal(multiply(u,sk_c7),u)**.
% 0.20/0.48  287[4:Rew:281.0,43.0] || equal(inverse(sk_c7),sk_c8)** equal(sk_c7,sk_c8) -> .
% 0.20/0.48  289[4:Rew:283.0,263.0] ||  -> equal(sk_c6,sk_c7)**.
% 0.20/0.48  290[4:Rew:283.0,36.0] ||  -> equal(sk_c6,sk_c8)**.
% 0.20/0.48  310[4:Rew:289.0,290.0] ||  -> equal(sk_c7,sk_c8)**.
% 0.20/0.48  314[4:Rew:310.0,232.0] ||  -> equal(multiply(sk_c1,sk_c8),sk_c8)**.
% 0.20/0.48  325[4:Rew:310.0,284.0] ||  -> equal(multiply(u,sk_c8),u)**.
% 0.20/0.48  334[4:Rew:325.0,314.0] ||  -> equal(sk_c8,sk_c1)**.
% 0.20/0.48  335[4:Rew:334.0,229.0] ||  -> equal(inverse(sk_c1),sk_c1)**.
% 0.20/0.48  337[4:Rew:334.0,310.0] ||  -> equal(sk_c7,sk_c1)**.
% 0.20/0.48  360[4:Rew:337.0,287.1,334.0,287.1,335.0,287.0,337.0,287.0,334.0,287.0] || equal(sk_c1,sk_c1)* equal(sk_c1,sk_c1)* -> .
% 0.20/0.48  361[4:Obv:360.1] ||  -> .
% 0.20/0.48  367[3:Spt:361.0,24.0,38.0] || equal(inverse(sk_c5),sk_c7)** -> .
% 0.20/0.48  368[3:Spt:361.0,24.1] ||  -> equal(inverse(sk_c3),sk_c6)**.
% 0.20/0.48  369[3:MRR:19.0,367.0] ||  -> equal(inverse(sk_c2),sk_c7)**.
% 0.20/0.48  370[3:MRR:9.0,367.0] ||  -> equal(inverse(sk_c1),sk_c8)**.
% 0.20/0.48  371[3:MRR:29.0,367.0] ||  -> equal(multiply(sk_c3,sk_c8),sk_c6)**.
% 0.20/0.48  372[3:MRR:14.0,367.0] ||  -> equal(multiply(sk_c2,sk_c7),sk_c6)**.
% 0.20/0.48  373[3:MRR:4.0,367.0] ||  -> equal(multiply(sk_c1,sk_c8),sk_c7)**.
% 0.20/0.48  384[3:SpR:371.0,84.0] ||  -> equal(multiply(inverse(sk_c3),sk_c6),sk_c8)**.
% 0.20/0.48  386[3:Rew:368.0,384.0] ||  -> equal(multiply(sk_c6,sk_c6),sk_c8)**.
% 0.20/0.48  388[3:SpR:372.0,84.0] ||  -> equal(multiply(inverse(sk_c2),sk_c6),sk_c7)**.
% 0.20/0.48  390[3:Rew:369.0,388.0] ||  -> equal(multiply(sk_c7,sk_c6),sk_c7)**.
% 0.20/0.48  399[3:SpR:390.0,84.0] ||  -> equal(multiply(inverse(sk_c7),sk_c7),sk_c6)**.
% 0.20/0.48  401[3:Rew:33.0,399.0] ||  -> equal(identity,sk_c6)**.
% 0.20/0.48  402[3:Rew:401.0,32.0] ||  -> equal(multiply(sk_c6,u),u)**.
% 0.20/0.48  403[3:Rew:401.0,135.0] ||  -> equal(multiply(u,sk_c6),u)**.
% 0.20/0.48  407[3:Rew:401.0,71.1] || equal(inverse(inverse(sk_c7)),sk_c8)** equal(sk_c6,sk_c8) -> .
% 0.20/0.48  408[3:Rew:402.0,386.0] ||  -> equal(sk_c6,sk_c8)**.
% 0.20/0.48  415[3:Rew:408.0,36.0] ||  -> equal(multiply(sk_c7,sk_c8),sk_c8)**.
% 0.20/0.48  423[3:Rew:408.0,403.0] ||  -> equal(multiply(u,sk_c8),u)**.
% 0.20/0.48  424[3:Rew:423.0,373.0] ||  -> equal(sk_c7,sk_c1)**.
% 0.20/0.48  432[3:Rew:423.0,415.0,424.0,415.0] ||  -> equal(sk_c8,sk_c1)**.
% 0.20/0.48  433[3:Rew:432.0,370.0] ||  -> equal(inverse(sk_c1),sk_c1)**.
% 0.20/0.48  435[3:Rew:432.0,408.0] ||  -> equal(sk_c6,sk_c1)**.
% 0.20/0.48  459[3:Rew:435.0,407.1,432.0,407.1,433.0,407.0,433.0,407.0,424.0,407.0,432.0,407.0] || equal(sk_c1,sk_c1)* equal(sk_c1,sk_c1)* -> .
% 0.20/0.48  460[3:Obv:459.1] ||  -> .
% 0.20/0.48  463[2:Spt:460.0,21.1,36.0] || equal(multiply(sk_c7,sk_c8),sk_c6)** -> .
% 0.20/0.48  464[2:Spt:460.0,21.0] ||  -> equal(inverse(sk_c3),sk_c6)**.
% 0.20/0.48  465[2:MRR:16.1,463.0] ||  -> equal(inverse(sk_c2),sk_c7)**.
% 0.20/0.48  466[2:MRR:6.1,463.0] ||  -> equal(inverse(sk_c1),sk_c8)**.
% 0.20/0.48  467[2:MRR:26.0,463.0] ||  -> equal(multiply(sk_c3,sk_c8),sk_c6)**.
% 0.20/0.48  468[2:MRR:11.0,463.0] ||  -> equal(multiply(sk_c2,sk_c7),sk_c6)**.
% 0.20/0.48  469[2:MRR:1.0,463.0] ||  -> equal(multiply(sk_c1,sk_c8),sk_c7)**.
% 0.20/0.48  477[2:SpR:467.0,84.0] ||  -> equal(multiply(inverse(sk_c3),sk_c6),sk_c8)**.
% 0.20/0.48  479[2:Rew:464.0,477.0] ||  -> equal(multiply(sk_c6,sk_c6),sk_c8)**.
% 0.20/0.48  481[2:SpR:468.0,84.0] ||  -> equal(multiply(inverse(sk_c2),sk_c6),sk_c7)**.
% 0.20/0.48  483[2:Rew:465.0,481.0] ||  -> equal(multiply(sk_c7,sk_c6),sk_c7)**.
% 0.20/0.48  485[2:SpR:469.0,84.0] ||  -> equal(multiply(inverse(sk_c1),sk_c7),sk_c8)**.
% 0.20/0.48  487[2:Rew:466.0,485.0] ||  -> equal(multiply(sk_c8,sk_c7),sk_c8)**.
% 0.20/0.48  492[2:SpR:483.0,84.0] ||  -> equal(multiply(inverse(sk_c7),sk_c7),sk_c6)**.
% 0.20/0.48  494[2:Rew:33.0,492.0] ||  -> equal(identity,sk_c6)**.
% 0.20/0.48  495[2:Rew:494.0,135.0] ||  -> equal(multiply(u,sk_c6),u)**.
% 0.20/0.48  496[2:Rew:494.0,32.0] ||  -> equal(multiply(sk_c6,u),u)**.
% 0.20/0.48  500[2:Rew:494.0,71.1] || equal(inverse(inverse(sk_c7)),sk_c8)** equal(sk_c6,sk_c8) -> .
% 0.20/0.48  501[2:Rew:495.0,479.0] ||  -> equal(sk_c6,sk_c8)**.
% 0.20/0.48  504[2:Rew:501.0,468.0] ||  -> equal(multiply(sk_c2,sk_c7),sk_c8)**.
% 0.20/0.48  512[2:Rew:501.0,495.0] ||  -> equal(multiply(u,sk_c8),u)**.
% 0.20/0.48  513[2:Rew:501.0,496.0] ||  -> equal(multiply(sk_c8,u),u)**.
% 0.20/0.48  514[2:Rew:513.0,487.0] ||  -> equal(sk_c7,sk_c8)**.
% 0.20/0.48  517[2:Rew:514.0,465.0] ||  -> equal(inverse(sk_c2),sk_c8)**.
% 0.20/0.48  522[2:Rew:514.0,504.0] ||  -> equal(multiply(sk_c2,sk_c8),sk_c8)**.
% 0.20/0.48  523[2:Rew:512.0,522.0] ||  -> equal(sk_c2,sk_c8)**.
% 0.20/0.48  525[2:Rew:523.0,517.0] ||  -> equal(inverse(sk_c8),sk_c8)**.
% 0.20/0.48  539[2:Rew:501.0,500.1,525.0,500.0,525.0,500.0,514.0,500.0] || equal(sk_c8,sk_c8)* equal(sk_c8,sk_c8)* -> .
% 0.20/0.48  540[2:Obv:539.1] ||  -> .
% 0.20/0.48  543[1:Spt:540.0,31.0,31.2,31.3,31.4,31.5,31.7,31.8,31.9,31.10] || equal(inverse(u),sk_c7) equal(inverse(v),sk_c6) equal(inverse(w),sk_c7) equal(inverse(x),sk_c8) equal(multiply(u,sk_c6),sk_c7)**+ equal(multiply(v,sk_c8),sk_c6)** equal(multiply(w,sk_c7),sk_c6)** equal(multiply(x,sk_c8),sk_c7)** equal(multiply(sk_c7,sk_c8),sk_c6)** -> .
% 0.20/0.48  545[2:Spt:16.1] ||  -> equal(multiply(sk_c7,sk_c8),sk_c6)**.
% 0.20/0.48  546[2:Rew:545.0,543.8] || equal(inverse(u),sk_c7) equal(inverse(v),sk_c6) equal(inverse(w),sk_c7) equal(inverse(x),sk_c8) equal(multiply(u,sk_c6),sk_c7)** equal(multiply(v,sk_c8),sk_c6)** equal(multiply(w,sk_c7),sk_c6)** equal(multiply(x,sk_c8),sk_c7)** equal(sk_c6,sk_c6) -> .
% 0.20/0.48  548[2:Obv:546.8] || equal(inverse(u),sk_c7) equal(inverse(v),sk_c6) equal(inverse(w),sk_c7) equal(inverse(x),sk_c8) equal(multiply(u,sk_c6),sk_c7)** equal(multiply(v,sk_c8),sk_c6)** equal(multiply(w,sk_c7),sk_c6)** equal(multiply(x,sk_c8),sk_c7)** -> .
% 0.20/0.48  551[2:SpR:545.0,84.0] ||  -> equal(multiply(inverse(sk_c7),sk_c6),sk_c8)**.
% 0.20/0.48  553[3:Spt:22.0] ||  -> equal(inverse(sk_c4),sk_c8)**.
% 0.20/0.48  556[4:Spt:24.0] ||  -> equal(inverse(sk_c5),sk_c7)**.
% 0.20/0.48  559[5:Spt:25.1] ||  -> equal(multiply(sk_c5,sk_c6),sk_c7)**.
% 0.20/0.48  561[5:SpR:559.0,84.0] ||  -> equal(multiply(inverse(sk_c5),sk_c7),sk_c6)**.
% 0.20/0.48  563[5:Rew:556.0,561.0] ||  -> equal(multiply(sk_c7,sk_c7),sk_c6)**.
% 0.20/0.48  567[6:Spt:23.1] ||  -> equal(multiply(sk_c4,sk_c7),sk_c8)**.
% 0.20/0.48  569[6:SpR:567.0,84.0] ||  -> equal(multiply(inverse(sk_c4),sk_c8),sk_c7)**.
% 0.20/0.48  571[6:Rew:553.0,569.0] ||  -> equal(multiply(sk_c8,sk_c8),sk_c7)**.
% 0.20/0.48  573[5:SpR:563.0,84.0] ||  -> equal(multiply(inverse(sk_c7),sk_c6),sk_c7)**.
% 0.20/0.48  575[5:Rew:551.0,573.0] ||  -> equal(sk_c7,sk_c8)**.
% 0.20/0.48  576[5:Rew:575.0,545.0] ||  -> equal(multiply(sk_c8,sk_c8),sk_c6)**.
% 0.20/0.48  577[5:Rew:575.0,556.0] ||  -> equal(inverse(sk_c5),sk_c8)**.
% 0.20/0.48  578[5:Rew:575.0,559.0] ||  -> equal(multiply(sk_c5,sk_c6),sk_c8)**.
% 0.20/0.48  581[5:Rew:575.0,548.0] || equal(inverse(u),sk_c8) equal(inverse(v),sk_c6) equal(inverse(w),sk_c7) equal(inverse(x),sk_c8) equal(multiply(u,sk_c6),sk_c7)** equal(multiply(v,sk_c8),sk_c6)** equal(multiply(w,sk_c7),sk_c6)** equal(multiply(x,sk_c8),sk_c7)** -> .
% 0.20/0.48  583[5:Rew:575.0,551.0] ||  -> equal(multiply(inverse(sk_c8),sk_c6),sk_c8)**.
% 0.20/0.48  588[6:Rew:575.0,571.0] ||  -> equal(multiply(sk_c8,sk_c8),sk_c8)**.
% 0.20/0.48  589[6:Rew:576.0,588.0] ||  -> equal(sk_c6,sk_c8)**.
% 0.20/0.48  591[6:Rew:589.0,578.0] ||  -> equal(multiply(sk_c5,sk_c8),sk_c8)**.
% 0.20/0.48  592[6:Rew:33.0,583.0,589.0,583.0] ||  -> equal(identity,sk_c8)**.
% 0.20/0.48  594[6:Rew:592.0,135.0] ||  -> equal(multiply(u,sk_c8),u)**.
% 0.20/0.48  598[6:Rew:594.0,591.0] ||  -> equal(sk_c5,sk_c8)**.
% 0.20/0.48  600[6:Rew:598.0,577.0] ||  -> equal(inverse(sk_c8),sk_c8)**.
% 0.20/0.48  609[6:Rew:594.0,581.7,575.0,581.7,594.0,581.6,575.0,581.6,589.0,581.6,594.0,581.5,589.0,581.5,594.0,581.4,589.0,581.4,575.0,581.4,575.0,581.2,589.0,581.1] || equal(inverse(u),sk_c8)** equal(inverse(v),sk_c8)** equal(inverse(w),sk_c8)** equal(inverse(x),sk_c8)** equal(u,sk_c8) equal(v,sk_c8) equal(w,sk_c8) equal(x,sk_c8) -> .
% 0.20/0.48  610[6:Con:609.1] || equal(inverse(u),sk_c8)** equal(u,sk_c8) -> .
% 0.20/0.48  670[6:SpL:600.0,610.0] || equal(sk_c8,sk_c8)* equal(sk_c8,sk_c8)* -> .
% 0.20/0.48  672[6:Obv:670.1] ||  -> .
% 0.20/0.48  673[6:Spt:672.0,23.1,567.0] || equal(multiply(sk_c4,sk_c7),sk_c8)** -> .
% 0.20/0.48  674[6:Spt:672.0,23.0] ||  -> equal(inverse(sk_c3),sk_c6)**.
% 0.20/0.48  675[6:Rew:575.0,673.0] || equal(multiply(sk_c4,sk_c8),sk_c8)** -> .
% 0.20/0.48  678[5:Rew:575.0,8.1] ||  -> equal(inverse(sk_c1),sk_c8) equal(multiply(sk_c4,sk_c8),sk_c8)**.
% 0.20/0.48  679[6:MRR:678.1,675.0] ||  -> equal(inverse(sk_c1),sk_c8)**.
% 0.20/0.48  685[5:Rew:575.0,3.1,575.0,3.0] ||  -> equal(multiply(sk_c4,sk_c8),sk_c8)** equal(multiply(sk_c1,sk_c8),sk_c8).
% 0.20/0.48  686[6:MRR:685.0,675.0] ||  -> equal(multiply(sk_c1,sk_c8),sk_c8)**.
% 0.20/0.48  697[6:SpR:679.0,84.0] ||  -> equal(multiply(sk_c8,multiply(sk_c1,u)),u)**.
% 0.20/0.48  715[6:SpR:686.0,84.0] ||  -> equal(multiply(inverse(sk_c1),sk_c8),sk_c8)**.
% 0.20/0.48  717[6:Rew:576.0,715.0,679.0,715.0] ||  -> equal(sk_c6,sk_c8)**.
% 0.20/0.48  723[6:Rew:717.0,583.0] ||  -> equal(multiply(inverse(sk_c8),sk_c8),sk_c8)**.
% 0.20/0.48  733[6:Rew:33.0,723.0] ||  -> equal(identity,sk_c8)**.
% 0.20/0.48  734[6:Rew:733.0,32.0] ||  -> equal(multiply(sk_c8,u),u)**.
% 0.20/0.48  735[6:Rew:733.0,135.0] ||  -> equal(multiply(u,sk_c8),u)**.
% 0.20/0.48  736[6:Rew:733.0,33.0] ||  -> equal(multiply(inverse(u),u),sk_c8)**.
% 0.20/0.48  738[6:Rew:734.0,697.0] ||  -> equal(multiply(sk_c1,u),u)**.
% 0.20/0.48  742[6:Rew:735.0,686.0] ||  -> equal(sk_c8,sk_c1)**.
% 0.20/0.48  746[6:Rew:735.0,675.0] || equal(sk_c4,sk_c8)** -> .
% 0.20/0.48  750[6:Rew:742.0,553.0] ||  -> equal(inverse(sk_c4),sk_c1)**.
% 0.20/0.48  760[6:Rew:742.0,746.0] || equal(sk_c4,sk_c1)** -> .
% 0.20/0.48  766[6:Rew:742.0,736.0] ||  -> equal(multiply(inverse(u),u),sk_c1)**.
% 0.20/0.48  799[6:SpR:750.0,766.0] ||  -> equal(multiply(sk_c1,sk_c4),sk_c1)**.
% 0.20/0.48  800[6:Rew:738.0,799.0] ||  -> equal(sk_c4,sk_c1)**.
% 0.20/0.48  801[6:MRR:800.0,760.0] ||  -> .
% 0.20/0.48  804[5:Spt:801.0,25.1,559.0] || equal(multiply(sk_c5,sk_c6),sk_c7)** -> .
% 0.20/0.48  805[5:Spt:801.0,25.0] ||  -> equal(inverse(sk_c3),sk_c6)**.
% 0.20/0.48  806[5:MRR:20.1,804.0] ||  -> equal(inverse(sk_c2),sk_c7)**.
% 0.20/0.48  808[5:MRR:30.0,804.0] ||  -> equal(multiply(sk_c3,sk_c8),sk_c6)**.
% 0.20/0.48  809[5:MRR:15.0,804.0] ||  -> equal(multiply(sk_c2,sk_c7),sk_c6)**.
% 0.20/0.48  810[5:MRR:5.0,804.0] ||  -> equal(multiply(sk_c1,sk_c8),sk_c7)**.
% 0.20/0.48  822[5:SpR:808.0,84.0] ||  -> equal(multiply(inverse(sk_c3),sk_c6),sk_c8)**.
% 0.20/0.48  824[5:Rew:805.0,822.0] ||  -> equal(multiply(sk_c6,sk_c6),sk_c8)**.
% 0.20/0.48  829[5:SpR:809.0,84.0] ||  -> equal(multiply(inverse(sk_c2),sk_c6),sk_c7)**.
% 0.20/0.48  831[5:Rew:806.0,829.0] ||  -> equal(multiply(sk_c7,sk_c6),sk_c7)**.
% 0.20/0.48  843[5:SpR:831.0,84.0] ||  -> equal(multiply(inverse(sk_c7),sk_c7),sk_c6)**.
% 0.20/0.48  845[5:Rew:33.0,843.0] ||  -> equal(identity,sk_c6)**.
% 0.20/0.48  846[5:Rew:845.0,32.0] ||  -> equal(multiply(sk_c6,u),u)**.
% 0.20/0.48  847[5:Rew:845.0,135.0] ||  -> equal(multiply(u,sk_c6),u)**.
% 0.20/0.49  849[5:Rew:845.0,33.0] ||  -> equal(multiply(inverse(u),u),sk_c6)**.
% 0.20/0.49  850[5:Rew:846.0,824.0] ||  -> equal(sk_c6,sk_c8)**.
% 0.20/0.49  858[5:Rew:850.0,545.0] ||  -> equal(multiply(sk_c7,sk_c8),sk_c8)**.
% 0.20/0.49  862[5:Rew:850.0,804.0] || equal(multiply(sk_c5,sk_c8),sk_c7)** -> .
% 0.20/0.49  867[5:Rew:850.0,846.0] ||  -> equal(multiply(sk_c8,u),u)**.
% 0.20/0.49  868[5:Rew:850.0,847.0] ||  -> equal(multiply(u,sk_c8),u)**.
% 0.20/0.49  869[5:Rew:868.0,810.0] ||  -> equal(sk_c7,sk_c1)**.
% 0.20/0.49  870[5:Rew:869.0,556.0] ||  -> equal(inverse(sk_c5),sk_c1)**.
% 0.20/0.49  876[5:Rew:868.0,858.0,869.0,858.0] ||  -> equal(sk_c8,sk_c1)**.
% 0.20/0.49  881[5:Rew:876.0,850.0] ||  -> equal(sk_c6,sk_c1)**.
% 0.20/0.49  884[5:Rew:876.0,868.0] ||  -> equal(multiply(u,sk_c1),u)**.
% 0.20/0.49  887[5:Rew:876.0,867.0] ||  -> equal(multiply(sk_c1,u),u)**.
% 0.20/0.49  892[5:Rew:881.0,849.0] ||  -> equal(multiply(inverse(u),u),sk_c1)**.
% 0.20/0.49  894[5:Rew:884.0,862.0,876.0,862.0,869.0,862.0] || equal(sk_c5,sk_c1)** -> .
% 0.20/0.49  949[5:SpR:870.0,892.0] ||  -> equal(multiply(sk_c1,sk_c5),sk_c1)**.
% 0.20/0.49  952[5:Rew:887.0,949.0] ||  -> equal(sk_c5,sk_c1)**.
% 0.20/0.49  953[5:MRR:952.0,894.0] ||  -> .
% 0.20/0.49  960[4:Spt:953.0,24.0,556.0] || equal(inverse(sk_c5),sk_c7)** -> .
% 0.20/0.49  961[4:Spt:953.0,24.1] ||  -> equal(inverse(sk_c3),sk_c6)**.
% 0.20/0.49  962[4:MRR:19.0,960.0] ||  -> equal(inverse(sk_c2),sk_c7)**.
% 0.20/0.49  963[4:MRR:9.0,960.0] ||  -> equal(inverse(sk_c1),sk_c8)**.
% 0.20/0.49  964[4:MRR:29.0,960.0] ||  -> equal(multiply(sk_c3,sk_c8),sk_c6)**.
% 0.20/0.49  965[4:MRR:14.0,960.0] ||  -> equal(multiply(sk_c2,sk_c7),sk_c6)**.
% 0.20/0.49  966[4:MRR:4.0,960.0] ||  -> equal(multiply(sk_c1,sk_c8),sk_c7)**.
% 0.20/0.49  979[4:SpR:964.0,84.0] ||  -> equal(multiply(inverse(sk_c3),sk_c6),sk_c8)**.
% 0.20/0.49  981[4:Rew:961.0,979.0] ||  -> equal(multiply(sk_c6,sk_c6),sk_c8)**.
% 0.20/0.49  983[4:SpR:965.0,84.0] ||  -> equal(multiply(inverse(sk_c2),sk_c6),sk_c7)**.
% 0.20/0.49  985[4:Rew:962.0,983.0] ||  -> equal(multiply(sk_c7,sk_c6),sk_c7)**.
% 0.20/0.49  997[4:SpR:985.0,84.0] ||  -> equal(multiply(inverse(sk_c7),sk_c7),sk_c6)**.
% 0.20/0.49  999[4:Rew:33.0,997.0] ||  -> equal(identity,sk_c6)**.
% 0.20/0.49  1000[4:Rew:999.0,32.0] ||  -> equal(multiply(sk_c6,u),u)**.
% 0.20/0.49  1001[4:Rew:999.0,135.0] ||  -> equal(multiply(u,sk_c6),u)**.
% 0.20/0.49  1004[4:Rew:1000.0,981.0] ||  -> equal(sk_c6,sk_c8)**.
% 0.20/0.49  1011[4:Rew:1004.0,545.0] ||  -> equal(multiply(sk_c7,sk_c8),sk_c8)**.
% 0.20/0.49  1016[4:Rew:1004.0,548.1] || equal(inverse(u),sk_c7) equal(inverse(v),sk_c8) equal(inverse(w),sk_c7) equal(inverse(x),sk_c8) equal(multiply(u,sk_c6),sk_c7)** equal(multiply(v,sk_c8),sk_c6)** equal(multiply(w,sk_c7),sk_c6)** equal(multiply(x,sk_c8),sk_c7)** -> .
% 0.20/0.49  1021[4:Rew:1004.0,1001.0] ||  -> equal(multiply(u,sk_c8),u)**.
% 0.20/0.49  1022[4:Rew:1021.0,966.0] ||  -> equal(sk_c7,sk_c1)**.
% 0.20/0.49  1028[4:Rew:1021.0,1011.0,1022.0,1011.0] ||  -> equal(sk_c8,sk_c1)**.
% 0.20/0.49  1030[4:Rew:1028.0,963.0] ||  -> equal(inverse(sk_c1),sk_c1)**.
% 0.20/0.49  1033[4:Rew:1028.0,1004.0] ||  -> equal(sk_c6,sk_c1)**.
% 0.20/0.49  1036[4:Rew:1028.0,1021.0] ||  -> equal(multiply(u,sk_c1),u)**.
% 0.20/0.49  1056[4:Rew:1036.0,1016.7,1028.0,1016.7,1022.0,1016.7,1036.0,1016.6,1022.0,1016.6,1033.0,1016.6,1036.0,1016.5,1028.0,1016.5,1033.0,1016.5,1036.0,1016.4,1033.0,1016.4,1022.0,1016.4,1028.0,1016.3,1022.0,1016.2,1028.0,1016.1,1022.0,1016.0] || equal(inverse(u),sk_c1)** equal(inverse(v),sk_c1)** equal(inverse(w),sk_c1)** equal(inverse(x),sk_c1)** equal(u,sk_c1) equal(v,sk_c1) equal(w,sk_c1) equal(x,sk_c1) -> .
% 0.20/0.49  1057[4:Con:1056.1] || equal(inverse(u),sk_c1)** equal(u,sk_c1) -> .
% 0.20/0.49  1136[4:SpL:1030.0,1057.0] || equal(sk_c1,sk_c1)* equal(sk_c1,sk_c1)* -> .
% 0.20/0.49  1138[4:Obv:1136.1] ||  -> .
% 0.20/0.49  1139[3:Spt:1138.0,22.0,553.0] || equal(inverse(sk_c4),sk_c8)** -> .
% 0.20/0.49  1140[3:Spt:1138.0,22.1] ||  -> equal(inverse(sk_c3),sk_c6)**.
% 0.20/0.49  1141[3:MRR:17.0,1139.0] ||  -> equal(inverse(sk_c2),sk_c7)**.
% 0.20/0.49  1142[3:MRR:7.0,1139.0] ||  -> equal(inverse(sk_c1),sk_c8)**.
% 0.20/0.49  1143[3:MRR:27.0,1139.0] ||  -> equal(multiply(sk_c3,sk_c8),sk_c6)**.
% 0.20/0.49  1144[3:MRR:12.0,1139.0] ||  -> equal(multiply(sk_c2,sk_c7),sk_c6)**.
% 0.20/0.49  1145[3:MRR:2.0,1139.0] ||  -> equal(multiply(sk_c1,sk_c8),sk_c7)**.
% 0.20/0.49  1156[3:SpR:1143.0,84.0] ||  -> equal(multiply(inverse(sk_c3),sk_c6),sk_c8)**.
% 0.20/0.49  1158[3:Rew:1140.0,1156.0] ||  -> equal(multiply(sk_c6,sk_c6),sk_c8)**.
% 0.20/0.49  1160[3:SpR:1144.0,84.0] ||  -> equal(multiply(inverse(sk_c2),sk_c6),sk_c7)**.
% 0.20/0.49  1162[3:Rew:1141.0,1160.0] ||  -> equal(multiply(sk_c7,sk_c6),sk_c7)**.
% 0.20/0.49  1171[3:SpR:1162.0,84.0] ||  -> equal(multiply(inverse(sk_c7),sk_c7),sk_c6)**.
% 0.20/0.49  1173[3:Rew:33.0,1171.0] ||  -> equal(identity,sk_c6)**.
% 0.20/0.49  1174[3:Rew:1173.0,32.0] ||  -> equal(multiply(sk_c6,u),u)**.
% 0.20/0.49  1175[3:Rew:1173.0,135.0] ||  -> equal(multiply(u,sk_c6),u)**.
% 0.20/0.49  1178[3:Rew:1174.0,1158.0] ||  -> equal(sk_c6,sk_c8)**.
% 0.20/0.49  1185[3:Rew:1178.0,545.0] ||  -> equal(multiply(sk_c7,sk_c8),sk_c8)**.
% 0.20/0.49  1190[3:Rew:1178.0,548.1] || equal(inverse(u),sk_c7) equal(inverse(v),sk_c8) equal(inverse(w),sk_c7) equal(inverse(x),sk_c8) equal(multiply(u,sk_c6),sk_c7)** equal(multiply(v,sk_c8),sk_c6)** equal(multiply(w,sk_c7),sk_c6)** equal(multiply(x,sk_c8),sk_c7)** -> .
% 0.20/0.49  1195[3:Rew:1178.0,1175.0] ||  -> equal(multiply(u,sk_c8),u)**.
% 0.20/0.49  1196[3:Rew:1195.0,1145.0] ||  -> equal(sk_c7,sk_c1)**.
% 0.20/0.49  1201[3:Rew:1195.0,1185.0,1196.0,1185.0] ||  -> equal(sk_c8,sk_c1)**.
% 0.20/0.49  1202[3:Rew:1201.0,1142.0] ||  -> equal(inverse(sk_c1),sk_c1)**.
% 0.20/0.49  1205[3:Rew:1201.0,1178.0] ||  -> equal(sk_c6,sk_c1)**.
% 0.20/0.49  1208[3:Rew:1201.0,1195.0] ||  -> equal(multiply(u,sk_c1),u)**.
% 0.20/0.49  1227[3:Rew:1208.0,1190.7,1201.0,1190.7,1196.0,1190.7,1208.0,1190.6,1196.0,1190.6,1205.0,1190.6,1208.0,1190.5,1201.0,1190.5,1205.0,1190.5,1208.0,1190.4,1205.0,1190.4,1196.0,1190.4,1201.0,1190.3,1196.0,1190.2,1201.0,1190.1,1196.0,1190.0] || equal(inverse(u),sk_c1)** equal(inverse(v),sk_c1)** equal(inverse(w),sk_c1)** equal(inverse(x),sk_c1)** equal(u,sk_c1) equal(v,sk_c1) equal(w,sk_c1) equal(x,sk_c1) -> .
% 0.20/0.49  1228[3:Con:1227.1] || equal(inverse(u),sk_c1)** equal(u,sk_c1) -> .
% 0.20/0.49  1283[3:SpL:1202.0,1228.0] || equal(sk_c1,sk_c1)* equal(sk_c1,sk_c1)* -> .
% 0.20/0.49  1285[3:Obv:1283.1] ||  -> .
% 0.20/0.49  1286[2:Spt:1285.0,16.1,545.0] || equal(multiply(sk_c7,sk_c8),sk_c6)** -> .
% 0.20/0.49  1287[2:Spt:1285.0,16.0] ||  -> equal(inverse(sk_c2),sk_c7)**.
% 0.20/0.49  1288[2:MRR:6.1,1286.0] ||  -> equal(inverse(sk_c1),sk_c8)**.
% 0.20/0.49  1289[2:MRR:21.1,1286.0] ||  -> equal(inverse(sk_c3),sk_c6)**.
% 0.20/0.49  1290[2:MRR:26.0,1286.0] ||  -> equal(multiply(sk_c3,sk_c8),sk_c6)**.
% 0.20/0.49  1291[2:MRR:11.0,1286.0] ||  -> equal(multiply(sk_c2,sk_c7),sk_c6)**.
% 0.20/0.49  1292[2:MRR:1.0,1286.0] ||  -> equal(multiply(sk_c1,sk_c8),sk_c7)**.
% 0.20/0.49  1300[2:SpR:1290.0,84.0] ||  -> equal(multiply(inverse(sk_c3),sk_c6),sk_c8)**.
% 0.20/0.49  1302[2:Rew:1289.0,1300.0] ||  -> equal(multiply(sk_c6,sk_c6),sk_c8)**.
% 0.20/0.49  1304[2:SpR:1291.0,84.0] ||  -> equal(multiply(inverse(sk_c2),sk_c6),sk_c7)**.
% 0.20/0.49  1306[2:Rew:1287.0,1304.0] ||  -> equal(multiply(sk_c7,sk_c6),sk_c7)**.
% 0.20/0.49  1308[2:SpR:1292.0,84.0] ||  -> equal(multiply(inverse(sk_c1),sk_c7),sk_c8)**.
% 0.20/0.49  1310[2:Rew:1288.0,1308.0] ||  -> equal(multiply(sk_c8,sk_c7),sk_c8)**.
% 0.20/0.49  1315[2:SpR:1306.0,84.0] ||  -> equal(multiply(inverse(sk_c7),sk_c7),sk_c6)**.
% 0.20/0.49  1317[2:Rew:33.0,1315.0] ||  -> equal(identity,sk_c6)**.
% 0.20/0.49  1318[2:Rew:1317.0,135.0] ||  -> equal(multiply(u,sk_c6),u)**.
% 0.20/0.49  1319[2:Rew:1317.0,32.0] ||  -> equal(multiply(sk_c6,u),u)**.
% 0.20/0.49  1322[2:Rew:1318.0,1302.0] ||  -> equal(sk_c6,sk_c8)**.
% 0.20/0.49  1326[2:Rew:1322.0,1286.0] || equal(multiply(sk_c7,sk_c8),sk_c8)** -> .
% 0.20/0.49  1334[2:Rew:1322.0,1319.0] ||  -> equal(multiply(sk_c8,u),u)**.
% 0.20/0.49  1335[2:Rew:1334.0,1310.0] ||  -> equal(sk_c7,sk_c8)**.
% 0.20/0.49  1348[2:Rew:1334.0,1326.0,1335.0,1326.0] || equal(sk_c8,sk_c8)* -> .
% 0.20/0.49  1349[2:Obv:1348.0] ||  -> .
% 0.20/0.49  % SZS output end Refutation
% 0.20/0.49  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_7 prove_this_8 prove_this_9 prove_this_11 prove_this_12 prove_this_13 prove_this_14 prove_this_15 prove_this_16 prove_this_17 prove_this_18 prove_this_19 prove_this_20 prove_this_21 prove_this_22 prove_this_23 prove_this_24 prove_this_25 prove_this_26 prove_this_27 prove_this_29 prove_this_30 prove_this_31 left_identity left_inverse associativity
% 0.20/0.49  
%------------------------------------------------------------------------------