TSTP Solution File: GRP364-1 by SPASS---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : GRP364-1 : TPTP v8.1.0. Released v2.5.0.
% Transfm  : none
% Format   : tptp
% Command  : run_spass %d %s

% Computer : n004.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 11:47:02 EDT 2022

% Result   : Unsatisfiable 0.21s 0.51s
% Output   : Refutation 0.21s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.09/0.14  % Problem  : GRP364-1 : TPTP v8.1.0. Released v2.5.0.
% 0.09/0.14  % Command  : run_spass %d %s
% 0.14/0.36  % Computer : n004.cluster.edu
% 0.14/0.36  % Model    : x86_64 x86_64
% 0.14/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.36  % Memory   : 8042.1875MB
% 0.14/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.36  % CPULimit : 300
% 0.14/0.36  % WCLimit  : 600
% 0.14/0.36  % DateTime : Tue Jun 14 03:01:54 EDT 2022
% 0.14/0.36  % CPUTime  : 
% 0.21/0.51  
% 0.21/0.51  SPASS V 3.9 
% 0.21/0.51  SPASS beiseite: Proof found.
% 0.21/0.51  % SZS status Theorem
% 0.21/0.51  Problem: /export/starexec/sandbox/benchmark/theBenchmark.p 
% 0.21/0.51  SPASS derived 1042 clauses, backtracked 520 clauses, performed 14 splits and kept 1010 clauses.
% 0.21/0.51  SPASS allocated 63731 KBytes.
% 0.21/0.51  SPASS spent	0:00:00.14 on the problem.
% 0.21/0.51  		0:00:00.04 for the input.
% 0.21/0.51  		0:00:00.00 for the FLOTTER CNF translation.
% 0.21/0.51  		0:00:00.00 for inferences.
% 0.21/0.51  		0:00:00.00 for the backtracking.
% 0.21/0.51  		0:00:00.07 for the reduction.
% 0.21/0.51  
% 0.21/0.51  
% 0.21/0.51  Here is a proof with depth 4, length 456 :
% 0.21/0.51  % SZS output start Refutation
% 0.21/0.51  1[0:Inp] ||  -> equal(multiply(sk_c9,sk_c8),sk_c7)** equal(multiply(sk_c7,sk_c9),sk_c8).
% 0.21/0.51  2[0:Inp] ||  -> equal(multiply(sk_c4,sk_c9),sk_c8)** equal(multiply(sk_c7,sk_c9),sk_c8).
% 0.21/0.51  3[0:Inp] ||  -> equal(inverse(sk_c4),sk_c9) equal(multiply(sk_c7,sk_c9),sk_c8)**.
% 0.21/0.51  4[0:Inp] ||  -> equal(multiply(sk_c9,sk_c6),sk_c8)** equal(multiply(sk_c7,sk_c9),sk_c8).
% 0.21/0.51  5[0:Inp] ||  -> equal(multiply(sk_c5,sk_c9),sk_c6)** equal(multiply(sk_c7,sk_c9),sk_c8).
% 0.21/0.51  6[0:Inp] ||  -> equal(inverse(sk_c5),sk_c9) equal(multiply(sk_c7,sk_c9),sk_c8)**.
% 0.21/0.51  9[0:Inp] ||  -> equal(inverse(sk_c4),sk_c9) equal(multiply(sk_c9,sk_c2),sk_c8)**.
% 0.21/0.51  10[0:Inp] ||  -> equal(multiply(sk_c9,sk_c6),sk_c8) equal(multiply(sk_c9,sk_c2),sk_c8)**.
% 0.21/0.51  11[0:Inp] ||  -> equal(multiply(sk_c5,sk_c9),sk_c6)** equal(multiply(sk_c9,sk_c2),sk_c8).
% 0.21/0.51  12[0:Inp] ||  -> equal(inverse(sk_c5),sk_c9) equal(multiply(sk_c9,sk_c2),sk_c8)**.
% 0.21/0.51  15[0:Inp] ||  -> equal(inverse(sk_c4),sk_c9) equal(multiply(sk_c1,sk_c9),sk_c2)**.
% 0.21/0.51  16[0:Inp] ||  -> equal(multiply(sk_c9,sk_c6),sk_c8) equal(multiply(sk_c1,sk_c9),sk_c2)**.
% 0.21/0.51  17[0:Inp] ||  -> equal(multiply(sk_c5,sk_c9),sk_c6) equal(multiply(sk_c1,sk_c9),sk_c2)**.
% 0.21/0.51  18[0:Inp] ||  -> equal(inverse(sk_c5),sk_c9) equal(multiply(sk_c1,sk_c9),sk_c2)**.
% 0.21/0.51  21[0:Inp] ||  -> equal(inverse(sk_c4),sk_c9) equal(inverse(sk_c1),sk_c9)**.
% 0.21/0.51  22[0:Inp] ||  -> equal(inverse(sk_c1),sk_c9) equal(multiply(sk_c9,sk_c6),sk_c8)**.
% 0.21/0.51  23[0:Inp] ||  -> equal(inverse(sk_c1),sk_c9) equal(multiply(sk_c5,sk_c9),sk_c6)**.
% 0.21/0.51  24[0:Inp] ||  -> equal(inverse(sk_c5),sk_c9) equal(inverse(sk_c1),sk_c9)**.
% 0.21/0.51  25[0:Inp] ||  -> equal(multiply(sk_c9,sk_c8),sk_c7) equal(multiply(sk_c3,sk_c7),sk_c9)**.
% 0.21/0.51  26[0:Inp] ||  -> equal(multiply(sk_c4,sk_c9),sk_c8) equal(multiply(sk_c3,sk_c7),sk_c9)**.
% 0.21/0.51  27[0:Inp] ||  -> equal(inverse(sk_c4),sk_c9) equal(multiply(sk_c3,sk_c7),sk_c9)**.
% 0.21/0.51  28[0:Inp] ||  -> equal(multiply(sk_c9,sk_c6),sk_c8) equal(multiply(sk_c3,sk_c7),sk_c9)**.
% 0.21/0.51  29[0:Inp] ||  -> equal(multiply(sk_c5,sk_c9),sk_c6) equal(multiply(sk_c3,sk_c7),sk_c9)**.
% 0.21/0.51  30[0:Inp] ||  -> equal(inverse(sk_c5),sk_c9) equal(multiply(sk_c3,sk_c7),sk_c9)**.
% 0.21/0.51  31[0:Inp] ||  -> equal(inverse(sk_c3),sk_c7) equal(multiply(sk_c9,sk_c8),sk_c7)**.
% 0.21/0.51  32[0:Inp] ||  -> equal(inverse(sk_c3),sk_c7) equal(multiply(sk_c4,sk_c9),sk_c8)**.
% 0.21/0.51  33[0:Inp] ||  -> equal(inverse(sk_c4),sk_c9) equal(inverse(sk_c3),sk_c7)**.
% 0.21/0.51  34[0:Inp] ||  -> equal(inverse(sk_c3),sk_c7) equal(multiply(sk_c9,sk_c6),sk_c8)**.
% 0.21/0.51  35[0:Inp] ||  -> equal(inverse(sk_c3),sk_c7) equal(multiply(sk_c5,sk_c9),sk_c6)**.
% 0.21/0.51  36[0:Inp] ||  -> equal(inverse(sk_c5),sk_c9) equal(inverse(sk_c3),sk_c7)**.
% 0.21/0.51  37[0:Inp] || equal(multiply(sk_c7,sk_c9),sk_c8) equal(multiply(sk_c9,u),sk_c8)** equal(multiply(v,sk_c9),u)* equal(inverse(v),sk_c9) equal(multiply(w,sk_c7),sk_c9)** equal(inverse(w),sk_c7) equal(multiply(sk_c9,sk_c8),sk_c7)** equal(multiply(x,sk_c9),sk_c8)** equal(inverse(x),sk_c9) equal(multiply(sk_c9,y),sk_c8)** equal(multiply(z,sk_c9),y)* equal(inverse(z),sk_c9) -> .
% 0.21/0.51  38[0:Inp] ||  -> equal(multiply(identity,u),u)**.
% 0.21/0.51  39[0:Inp] ||  -> equal(multiply(inverse(u),u),identity)**.
% 0.21/0.51  40[0:Inp] ||  -> equal(multiply(multiply(u,v),w),multiply(u,multiply(v,w)))**.
% 0.21/0.51  41[0:Con:37.9] || equal(inverse(u),sk_c9) equal(inverse(v),sk_c7) equal(inverse(w),sk_c9) equal(multiply(w,sk_c9),x)*+ equal(multiply(u,sk_c9),sk_c8)** equal(multiply(v,sk_c7),sk_c9)** equal(multiply(sk_c9,x),sk_c8)** equal(multiply(sk_c9,sk_c8),sk_c7)** equal(multiply(sk_c7,sk_c9),sk_c8) -> .
% 0.21/0.51  42[1:Spt:41.2,41.3,41.6] || equal(inverse(u),sk_c9) equal(multiply(u,sk_c9),v)*+ equal(multiply(sk_c9,v),sk_c8)** -> .
% 0.21/0.51  44[2:Spt:1.0] ||  -> equal(multiply(sk_c9,sk_c8),sk_c7)**.
% 0.21/0.51  46[3:Spt:6.0] ||  -> equal(inverse(sk_c5),sk_c9)**.
% 0.21/0.51  48[4:Spt:3.0] ||  -> equal(inverse(sk_c4),sk_c9)**.
% 0.21/0.51  50[5:Spt:5.0] ||  -> equal(multiply(sk_c5,sk_c9),sk_c6)**.
% 0.21/0.51  56[1:SpL:38.0,42.1] || equal(inverse(identity),sk_c9) equal(sk_c9,u) equal(multiply(sk_c9,u),sk_c8)** -> .
% 0.21/0.51  57[6:Spt:4.0] ||  -> equal(multiply(sk_c9,sk_c6),sk_c8)**.
% 0.21/0.51  59[7:Spt:2.0] ||  -> equal(multiply(sk_c4,sk_c9),sk_c8)**.
% 0.21/0.51  65[3:SpR:46.0,39.0] ||  -> equal(multiply(sk_c9,sk_c5),identity)**.
% 0.21/0.51  66[4:SpR:48.0,39.0] ||  -> equal(multiply(sk_c9,sk_c4),identity)**.
% 0.21/0.51  67[1:SpL:39.0,42.1] || equal(inverse(inverse(sk_c9)),sk_c9) equal(identity,u) equal(multiply(sk_c9,u),sk_c8)** -> .
% 0.21/0.51  76[3:SpR:65.0,40.0] ||  -> equal(multiply(sk_c9,multiply(sk_c5,u)),multiply(identity,u))**.
% 0.21/0.51  77[4:SpR:66.0,40.0] ||  -> equal(multiply(sk_c9,multiply(sk_c4,u)),multiply(identity,u))**.
% 0.21/0.51  79[0:SpR:39.0,40.0] ||  -> equal(multiply(inverse(u),multiply(u,v)),multiply(identity,v))**.
% 0.21/0.51  81[3:Rew:38.0,76.0] ||  -> equal(multiply(sk_c9,multiply(sk_c5,u)),u)**.
% 0.21/0.51  82[4:Rew:38.0,77.0] ||  -> equal(multiply(sk_c9,multiply(sk_c4,u)),u)**.
% 0.21/0.51  83[0:Rew:38.0,79.0] ||  -> equal(multiply(inverse(u),multiply(u,v)),v)**.
% 0.21/0.51  87[5:SpR:50.0,81.0] ||  -> equal(multiply(sk_c9,sk_c6),sk_c9)**.
% 0.21/0.51  88[6:Rew:57.0,87.0] ||  -> equal(sk_c8,sk_c9)**.
% 0.21/0.51  90[6:Rew:88.0,44.0] ||  -> equal(multiply(sk_c9,sk_c9),sk_c7)**.
% 0.21/0.51  91[6:Rew:88.0,57.0] ||  -> equal(multiply(sk_c9,sk_c6),sk_c9)**.
% 0.21/0.51  92[7:Rew:88.0,59.0] ||  -> equal(multiply(sk_c4,sk_c9),sk_c9)**.
% 0.21/0.51  94[6:Rew:88.0,67.2] || equal(inverse(inverse(sk_c9)),sk_c9) equal(identity,u) equal(multiply(sk_c9,u),sk_c9)** -> .
% 0.21/0.51  96[6:Rew:88.0,56.2] || equal(inverse(identity),sk_c9) equal(sk_c9,u) equal(multiply(sk_c9,u),sk_c9)** -> .
% 0.21/0.51  113[7:SpR:92.0,82.0] ||  -> equal(multiply(sk_c9,sk_c9),sk_c9)**.
% 0.21/0.51  114[7:Rew:90.0,113.0] ||  -> equal(sk_c9,sk_c7)**.
% 0.21/0.51  116[7:Rew:114.0,48.0] ||  -> equal(inverse(sk_c4),sk_c7)**.
% 0.21/0.51  119[7:Rew:114.0,66.0] ||  -> equal(multiply(sk_c7,sk_c4),identity)**.
% 0.21/0.51  121[7:Rew:114.0,88.0] ||  -> equal(sk_c8,sk_c7)**.
% 0.21/0.51  122[7:Rew:114.0,90.0] ||  -> equal(multiply(sk_c7,sk_c7),sk_c7)**.
% 0.21/0.51  131[7:Rew:114.0,94.2] || equal(inverse(inverse(sk_c9)),sk_c9) equal(identity,u) equal(multiply(sk_c7,u),sk_c7)** -> .
% 0.21/0.51  140[7:Rew:114.0,131.0] || equal(inverse(inverse(sk_c7)),sk_c7) equal(identity,u) equal(multiply(sk_c7,u),sk_c7)** -> .
% 0.21/0.51  172[0:SpR:83.0,83.0] ||  -> equal(multiply(inverse(inverse(u)),v),multiply(u,v))**.
% 0.21/0.51  175[0:SpR:39.0,83.0] ||  -> equal(multiply(inverse(inverse(u)),identity),u)**.
% 0.21/0.51  181[7:SpR:122.0,83.0] ||  -> equal(multiply(inverse(sk_c7),sk_c7),sk_c7)**.
% 0.21/0.51  200[7:Rew:39.0,181.0] ||  -> equal(identity,sk_c7)**.
% 0.21/0.51  201[7:Rew:200.0,38.0] ||  -> equal(multiply(sk_c7,u),u)**.
% 0.21/0.51  203[7:Rew:200.0,119.0] ||  -> equal(multiply(sk_c7,sk_c4),sk_c7)**.
% 0.21/0.51  204[7:Rew:200.0,140.1] || equal(inverse(inverse(sk_c7)),sk_c7) equal(sk_c7,u) equal(multiply(sk_c7,u),sk_c7)** -> .
% 0.21/0.51  212[7:Rew:201.0,203.0] ||  -> equal(sk_c4,sk_c7)**.
% 0.21/0.51  213[7:Rew:212.0,116.0] ||  -> equal(inverse(sk_c7),sk_c7)**.
% 0.21/0.51  237[7:Rew:201.0,204.2,213.0,204.0,213.0,204.0] || equal(sk_c7,sk_c7)* equal(sk_c7,u)* equal(u,sk_c7)* -> .
% 0.21/0.51  238[7:Obv:237.1] || equal(u,sk_c7)* -> .
% 0.21/0.51  239[7:UnC:238.0,121.0] ||  -> .
% 0.21/0.51  241[7:Spt:239.0,2.0,59.0] || equal(multiply(sk_c4,sk_c9),sk_c8)** -> .
% 0.21/0.51  242[7:Spt:239.0,2.1] ||  -> equal(multiply(sk_c7,sk_c9),sk_c8)**.
% 0.21/0.51  243[7:Rew:88.0,242.0] ||  -> equal(multiply(sk_c7,sk_c9),sk_c9)**.
% 0.21/0.51  244[7:Rew:88.0,241.0] || equal(multiply(sk_c4,sk_c9),sk_c9)** -> .
% 0.21/0.51  245[0:Rew:172.0,175.0] ||  -> equal(multiply(u,identity),u)**.
% 0.21/0.51  246[6:Rew:88.0,32.1] ||  -> equal(inverse(sk_c3),sk_c7) equal(multiply(sk_c4,sk_c9),sk_c9)**.
% 0.21/0.51  247[7:MRR:246.1,244.0] ||  -> equal(inverse(sk_c3),sk_c7)**.
% 0.21/0.51  250[6:Rew:88.0,26.0] ||  -> equal(multiply(sk_c4,sk_c9),sk_c9) equal(multiply(sk_c3,sk_c7),sk_c9)**.
% 0.21/0.51  251[7:MRR:250.0,244.0] ||  -> equal(multiply(sk_c3,sk_c7),sk_c9)**.
% 0.21/0.51  267[7:SpR:251.0,83.0] ||  -> equal(multiply(inverse(sk_c3),sk_c9),sk_c7)**.
% 0.21/0.51  269[7:Rew:247.0,267.0] ||  -> equal(multiply(sk_c7,sk_c9),sk_c7)**.
% 0.21/0.51  270[7:Rew:243.0,269.0] ||  -> equal(sk_c9,sk_c7)**.
% 0.21/0.51  271[7:Rew:270.0,88.0] ||  -> equal(sk_c8,sk_c7)**.
% 0.21/0.51  275[7:Rew:270.0,251.0] ||  -> equal(multiply(sk_c3,sk_c7),sk_c7)**.
% 0.21/0.51  276[7:Rew:270.0,91.0] ||  -> equal(multiply(sk_c7,sk_c6),sk_c7)**.
% 0.21/0.51  277[7:Rew:270.0,90.0] ||  -> equal(multiply(sk_c7,sk_c7),sk_c7)**.
% 0.21/0.51  291[7:Rew:270.0,96.2] || equal(inverse(identity),sk_c9) equal(sk_c9,u) equal(multiply(sk_c7,u),sk_c7)** -> .
% 0.21/0.51  299[7:Rew:270.0,291.1,270.0,291.0] || equal(inverse(identity),sk_c7) equal(sk_c7,u) equal(multiply(sk_c7,u),sk_c7)** -> .
% 0.21/0.51  316[7:SpR:276.0,83.0] ||  -> equal(multiply(inverse(sk_c7),sk_c7),sk_c6)**.
% 0.21/0.51  318[7:Rew:39.0,316.0] ||  -> equal(identity,sk_c6)**.
% 0.21/0.51  319[7:Rew:318.0,38.0] ||  -> equal(multiply(sk_c6,u),u)**.
% 0.21/0.51  320[7:Rew:318.0,39.0] ||  -> equal(multiply(inverse(u),u),sk_c6)**.
% 0.21/0.51  322[7:Rew:318.0,299.0] || equal(inverse(sk_c6),sk_c7) equal(sk_c7,u) equal(multiply(sk_c7,u),sk_c7)** -> .
% 0.21/0.51  323[7:Rew:318.0,245.0] ||  -> equal(multiply(u,sk_c6),u)**.
% 0.21/0.51  332[7:SpR:277.0,83.0] ||  -> equal(multiply(inverse(sk_c7),sk_c7),sk_c7)**.
% 0.21/0.51  334[7:Rew:320.0,332.0] ||  -> equal(sk_c6,sk_c7)**.
% 0.21/0.51  338[7:Rew:334.0,319.0] ||  -> equal(multiply(sk_c7,u),u)**.
% 0.21/0.51  339[7:Rew:334.0,323.0] ||  -> equal(multiply(u,sk_c7),u)**.
% 0.21/0.51  344[7:Rew:334.0,322.0] || equal(inverse(sk_c7),sk_c7) equal(sk_c7,u) equal(multiply(sk_c7,u),sk_c7)** -> .
% 0.21/0.51  356[7:Rew:339.0,275.0] ||  -> equal(sk_c3,sk_c7)**.
% 0.21/0.51  359[7:Rew:356.0,247.0] ||  -> equal(inverse(sk_c7),sk_c7)**.
% 0.21/0.51  373[7:Rew:338.0,344.2,359.0,344.0] || equal(sk_c7,sk_c7)* equal(sk_c7,u)* equal(u,sk_c7)* -> .
% 0.21/0.51  374[7:Obv:373.1] || equal(u,sk_c7)* -> .
% 0.21/0.51  375[7:UnC:374.0,271.0] ||  -> .
% 0.21/0.51  378[6:Spt:375.0,4.0,57.0] || equal(multiply(sk_c9,sk_c6),sk_c8)** -> .
% 0.21/0.51  379[6:Spt:375.0,4.1] ||  -> equal(multiply(sk_c7,sk_c9),sk_c8)**.
% 0.21/0.51  380[6:Rew:87.0,378.0] || equal(sk_c8,sk_c9)** -> .
% 0.21/0.51  381[5:Rew:87.0,34.1] ||  -> equal(inverse(sk_c3),sk_c7)** equal(sk_c8,sk_c9).
% 0.21/0.51  382[6:MRR:381.1,380.0] ||  -> equal(inverse(sk_c3),sk_c7)**.
% 0.21/0.51  383[5:Rew:87.0,22.1] ||  -> equal(inverse(sk_c1),sk_c9)** equal(sk_c8,sk_c9).
% 0.21/0.51  384[6:MRR:383.1,380.0] ||  -> equal(inverse(sk_c1),sk_c9)**.
% 0.21/0.51  385[5:Rew:87.0,28.0] ||  -> equal(sk_c8,sk_c9) equal(multiply(sk_c3,sk_c7),sk_c9)**.
% 0.21/0.51  386[6:MRR:385.0,380.0] ||  -> equal(multiply(sk_c3,sk_c7),sk_c9)**.
% 0.21/0.51  387[5:Rew:87.0,16.0] ||  -> equal(sk_c8,sk_c9) equal(multiply(sk_c1,sk_c9),sk_c2)**.
% 0.21/0.51  388[6:MRR:387.0,380.0] ||  -> equal(multiply(sk_c1,sk_c9),sk_c2)**.
% 0.21/0.51  389[5:Rew:87.0,10.0] ||  -> equal(sk_c8,sk_c9) equal(multiply(sk_c9,sk_c2),sk_c8)**.
% 0.21/0.51  390[6:MRR:389.0,380.0] ||  -> equal(multiply(sk_c9,sk_c2),sk_c8)**.
% 0.21/0.51  392[6:SpR:379.0,83.0] ||  -> equal(multiply(inverse(sk_c7),sk_c8),sk_c9)**.
% 0.21/0.51  398[6:SpR:382.0,83.0] ||  -> equal(multiply(sk_c7,multiply(sk_c3,u)),u)**.
% 0.21/0.51  400[6:SpR:384.0,83.0] ||  -> equal(multiply(sk_c9,multiply(sk_c1,u)),u)**.
% 0.21/0.51  403[6:SpR:386.0,83.0] ||  -> equal(multiply(inverse(sk_c3),sk_c9),sk_c7)**.
% 0.21/0.51  405[6:Rew:379.0,403.0,382.0,403.0] ||  -> equal(sk_c8,sk_c7)**.
% 0.21/0.51  407[6:Rew:405.0,380.0] || equal(sk_c9,sk_c7)** -> .
% 0.21/0.51  411[6:Rew:405.0,390.0] ||  -> equal(multiply(sk_c9,sk_c2),sk_c7)**.
% 0.21/0.51  418[6:Rew:405.0,392.0] ||  -> equal(multiply(inverse(sk_c7),sk_c7),sk_c9)**.
% 0.21/0.51  419[6:Rew:39.0,418.0] ||  -> equal(identity,sk_c9)**.
% 0.21/0.51  422[6:Rew:419.0,245.0] ||  -> equal(multiply(u,sk_c9),u)**.
% 0.21/0.51  423[6:Rew:419.0,38.0] ||  -> equal(multiply(sk_c9,u),u)**.
% 0.21/0.51  426[6:Rew:422.0,388.0] ||  -> equal(sk_c1,sk_c2)**.
% 0.21/0.51  429[6:Rew:426.0,400.0] ||  -> equal(multiply(sk_c9,multiply(sk_c2,u)),u)**.
% 0.21/0.51  435[6:Rew:423.0,411.0] ||  -> equal(sk_c2,sk_c7)**.
% 0.21/0.51  446[6:Rew:423.0,429.0,435.0,429.0] ||  -> equal(multiply(sk_c7,u),u)**.
% 0.21/0.51  447[6:Rew:446.0,398.0] ||  -> equal(multiply(sk_c3,u),u)**.
% 0.21/0.51  448[6:Rew:447.0,386.0] ||  -> equal(sk_c9,sk_c7)**.
% 0.21/0.51  449[6:MRR:448.0,407.0] ||  -> .
% 0.21/0.51  462[5:Spt:449.0,5.0,50.0] || equal(multiply(sk_c5,sk_c9),sk_c6)** -> .
% 0.21/0.51  463[5:Spt:449.0,5.1] ||  -> equal(multiply(sk_c7,sk_c9),sk_c8)**.
% 0.21/0.51  464[5:MRR:35.1,462.0] ||  -> equal(inverse(sk_c3),sk_c7)**.
% 0.21/0.51  465[5:MRR:23.1,462.0] ||  -> equal(inverse(sk_c1),sk_c9)**.
% 0.21/0.51  466[5:MRR:29.0,462.0] ||  -> equal(multiply(sk_c3,sk_c7),sk_c9)**.
% 0.21/0.51  467[5:MRR:17.0,462.0] ||  -> equal(multiply(sk_c1,sk_c9),sk_c2)**.
% 0.21/0.51  468[5:MRR:11.0,462.0] ||  -> equal(multiply(sk_c9,sk_c2),sk_c8)**.
% 0.21/0.51  470[5:SpR:463.0,83.0] ||  -> equal(multiply(inverse(sk_c7),sk_c8),sk_c9)**.
% 0.21/0.51  478[5:SpR:465.0,83.0] ||  -> equal(multiply(sk_c9,multiply(sk_c1,u)),u)**.
% 0.21/0.51  481[5:SpR:466.0,83.0] ||  -> equal(multiply(inverse(sk_c3),sk_c9),sk_c7)**.
% 0.21/0.51  483[5:Rew:463.0,481.0,464.0,481.0] ||  -> equal(sk_c8,sk_c7)**.
% 0.21/0.51  488[5:Rew:483.0,468.0] ||  -> equal(multiply(sk_c9,sk_c2),sk_c7)**.
% 0.21/0.51  490[5:Rew:483.0,67.2] || equal(inverse(inverse(sk_c9)),sk_c9) equal(identity,u) equal(multiply(sk_c9,u),sk_c7)** -> .
% 0.21/0.51  494[5:Rew:483.0,470.0] ||  -> equal(multiply(inverse(sk_c7),sk_c7),sk_c9)**.
% 0.21/0.51  495[5:Rew:39.0,494.0] ||  -> equal(identity,sk_c9)**.
% 0.21/0.51  496[5:Rew:495.0,38.0] ||  -> equal(multiply(sk_c9,u),u)**.
% 0.21/0.51  498[5:Rew:495.0,66.0] ||  -> equal(multiply(sk_c9,sk_c4),sk_c9)**.
% 0.21/0.51  502[5:Rew:496.0,488.0] ||  -> equal(sk_c2,sk_c7)**.
% 0.21/0.51  503[5:Rew:496.0,478.0] ||  -> equal(multiply(sk_c1,u),u)**.
% 0.21/0.51  506[5:Rew:502.0,467.0] ||  -> equal(multiply(sk_c1,sk_c9),sk_c7)**.
% 0.21/0.51  508[5:Rew:496.0,498.0] ||  -> equal(sk_c4,sk_c9)**.
% 0.21/0.51  509[5:Rew:508.0,48.0] ||  -> equal(inverse(sk_c9),sk_c9)**.
% 0.21/0.51  515[5:Rew:503.0,506.0] ||  -> equal(sk_c9,sk_c7)**.
% 0.21/0.51  518[5:Rew:515.0,495.0] ||  -> equal(identity,sk_c7)**.
% 0.21/0.51  519[5:Rew:515.0,496.0] ||  -> equal(multiply(sk_c7,u),u)**.
% 0.21/0.51  522[5:Rew:515.0,509.0] ||  -> equal(inverse(sk_c7),sk_c7)**.
% 0.21/0.51  538[5:Rew:519.0,490.2,515.0,490.2,518.0,490.1,522.0,490.0,522.0,490.0,515.0,490.0] || equal(sk_c7,sk_c7)* equal(sk_c7,u)* equal(u,sk_c7)* -> .
% 0.21/0.51  539[5:Obv:538.1] || equal(u,sk_c7)* -> .
% 0.21/0.51  540[5:UnC:539.0,83.0] ||  -> .
% 0.21/0.51  543[4:Spt:540.0,3.0,48.0] || equal(inverse(sk_c4),sk_c9)** -> .
% 0.21/0.51  544[4:Spt:540.0,3.1] ||  -> equal(multiply(sk_c7,sk_c9),sk_c8)**.
% 0.21/0.51  545[4:MRR:33.0,543.0] ||  -> equal(inverse(sk_c3),sk_c7)**.
% 0.21/0.51  546[4:MRR:21.0,543.0] ||  -> equal(inverse(sk_c1),sk_c9)**.
% 0.21/0.51  547[4:MRR:27.0,543.0] ||  -> equal(multiply(sk_c3,sk_c7),sk_c9)**.
% 0.21/0.51  548[4:MRR:15.0,543.0] ||  -> equal(multiply(sk_c1,sk_c9),sk_c2)**.
% 0.21/0.51  549[4:MRR:9.0,543.0] ||  -> equal(multiply(sk_c9,sk_c2),sk_c8)**.
% 0.21/0.51  551[4:SpR:544.0,83.0] ||  -> equal(multiply(inverse(sk_c7),sk_c8),sk_c9)**.
% 0.21/0.51  555[4:SpR:545.0,83.0] ||  -> equal(multiply(sk_c7,multiply(sk_c3,u)),u)**.
% 0.21/0.51  557[4:SpR:546.0,83.0] ||  -> equal(multiply(sk_c9,multiply(sk_c1,u)),u)**.
% 0.21/0.51  574[4:SpR:547.0,83.0] ||  -> equal(multiply(inverse(sk_c3),sk_c9),sk_c7)**.
% 0.21/0.51  576[4:Rew:544.0,574.0,545.0,574.0] ||  -> equal(sk_c8,sk_c7)**.
% 0.21/0.51  581[4:Rew:576.0,549.0] ||  -> equal(multiply(sk_c9,sk_c2),sk_c7)**.
% 0.21/0.51  584[4:Rew:576.0,56.2] || equal(inverse(identity),sk_c9) equal(sk_c9,u) equal(multiply(sk_c9,u),sk_c7)** -> .
% 0.21/0.51  587[4:Rew:576.0,551.0] ||  -> equal(multiply(inverse(sk_c7),sk_c7),sk_c9)**.
% 0.21/0.51  589[4:Rew:39.0,587.0] ||  -> equal(identity,sk_c9)**.
% 0.21/0.51  590[4:Rew:589.0,65.0] ||  -> equal(multiply(sk_c9,sk_c5),sk_c9)**.
% 0.21/0.51  591[4:Rew:589.0,245.0] ||  -> equal(multiply(u,sk_c9),u)**.
% 0.21/0.51  592[4:Rew:589.0,38.0] ||  -> equal(multiply(sk_c9,u),u)**.
% 0.21/0.51  595[4:Rew:591.0,548.0] ||  -> equal(sk_c1,sk_c2)**.
% 0.21/0.51  597[4:Rew:595.0,557.0] ||  -> equal(multiply(sk_c9,multiply(sk_c2,u)),u)**.
% 0.21/0.51  599[4:Rew:592.0,590.0] ||  -> equal(sk_c5,sk_c9)**.
% 0.21/0.51  600[4:Rew:592.0,581.0] ||  -> equal(sk_c2,sk_c7)**.
% 0.21/0.51  602[4:Rew:599.0,46.0] ||  -> equal(inverse(sk_c9),sk_c9)**.
% 0.21/0.51  610[4:Rew:592.0,597.0,600.0,597.0] ||  -> equal(multiply(sk_c7,u),u)**.
% 0.21/0.51  611[4:Rew:610.0,555.0] ||  -> equal(multiply(sk_c3,u),u)**.
% 0.21/0.51  612[4:Rew:611.0,547.0] ||  -> equal(sk_c9,sk_c7)**.
% 0.21/0.51  614[4:Rew:612.0,589.0] ||  -> equal(identity,sk_c7)**.
% 0.21/0.51  618[4:Rew:612.0,602.0] ||  -> equal(inverse(sk_c7),sk_c7)**.
% 0.21/0.51  628[4:Rew:610.0,584.2,612.0,584.2,612.0,584.1,618.0,584.0,614.0,584.0,612.0,584.0] || equal(sk_c7,sk_c7)* equal(sk_c7,u)* equal(u,sk_c7)* -> .
% 0.21/0.51  629[4:Obv:628.1] || equal(u,sk_c7)* -> .
% 0.21/0.51  630[4:UnC:629.0,545.0] ||  -> .
% 0.21/0.51  633[3:Spt:630.0,6.0,46.0] || equal(inverse(sk_c5),sk_c9)** -> .
% 0.21/0.51  634[3:Spt:630.0,6.1] ||  -> equal(multiply(sk_c7,sk_c9),sk_c8)**.
% 0.21/0.51  635[3:MRR:36.0,633.0] ||  -> equal(inverse(sk_c3),sk_c7)**.
% 0.21/0.51  636[3:MRR:24.0,633.0] ||  -> equal(inverse(sk_c1),sk_c9)**.
% 0.21/0.51  637[3:MRR:30.0,633.0] ||  -> equal(multiply(sk_c3,sk_c7),sk_c9)**.
% 0.21/0.51  638[3:MRR:18.0,633.0] ||  -> equal(multiply(sk_c1,sk_c9),sk_c2)**.
% 0.21/0.51  639[3:MRR:12.0,633.0] ||  -> equal(multiply(sk_c9,sk_c2),sk_c8)**.
% 0.21/0.51  641[3:SpR:634.0,83.0] ||  -> equal(multiply(inverse(sk_c7),sk_c8),sk_c9)**.
% 0.21/0.51  645[3:SpR:636.0,83.0] ||  -> equal(multiply(sk_c9,multiply(sk_c1,u)),u)**.
% 0.21/0.51  651[3:SpR:637.0,83.0] ||  -> equal(multiply(inverse(sk_c3),sk_c9),sk_c7)**.
% 0.21/0.51  653[3:Rew:634.0,651.0,635.0,651.0] ||  -> equal(sk_c8,sk_c7)**.
% 0.21/0.51  659[3:Rew:653.0,639.0] ||  -> equal(multiply(sk_c9,sk_c2),sk_c7)**.
% 0.21/0.51  661[3:Rew:653.0,67.2] || equal(inverse(inverse(sk_c9)),sk_c9) equal(identity,u) equal(multiply(sk_c9,u),sk_c7)** -> .
% 0.21/0.51  665[3:Rew:653.0,641.0] ||  -> equal(multiply(inverse(sk_c7),sk_c7),sk_c9)**.
% 0.21/0.51  666[3:Rew:39.0,665.0] ||  -> equal(identity,sk_c9)**.
% 0.21/0.51  667[3:Rew:666.0,38.0] ||  -> equal(multiply(sk_c9,u),u)**.
% 0.21/0.51  668[3:Rew:666.0,245.0] ||  -> equal(multiply(u,sk_c9),u)**.
% 0.21/0.51  671[3:Rew:667.0,659.0] ||  -> equal(sk_c2,sk_c7)**.
% 0.21/0.51  672[3:Rew:667.0,645.0] ||  -> equal(multiply(sk_c1,u),u)**.
% 0.21/0.51  673[3:Rew:671.0,638.0] ||  -> equal(multiply(sk_c1,sk_c9),sk_c7)**.
% 0.21/0.51  674[3:Rew:672.0,673.0] ||  -> equal(sk_c9,sk_c7)**.
% 0.21/0.51  677[3:Rew:674.0,637.0] ||  -> equal(multiply(sk_c3,sk_c7),sk_c7)**.
% 0.21/0.51  679[3:Rew:674.0,666.0] ||  -> equal(identity,sk_c7)**.
% 0.21/0.51  680[3:Rew:674.0,667.0] ||  -> equal(multiply(sk_c7,u),u)**.
% 0.21/0.51  681[3:Rew:674.0,668.0] ||  -> equal(multiply(u,sk_c7),u)**.
% 0.21/0.51  683[3:Rew:681.0,677.0] ||  -> equal(sk_c3,sk_c7)**.
% 0.21/0.51  684[3:Rew:683.0,635.0] ||  -> equal(inverse(sk_c7),sk_c7)**.
% 0.21/0.51  695[3:Rew:680.0,661.2,674.0,661.2,679.0,661.1,684.0,661.0,684.0,661.0,674.0,661.0] || equal(sk_c7,sk_c7)* equal(sk_c7,u)* equal(u,sk_c7)* -> .
% 0.21/0.51  696[3:Obv:695.1] || equal(u,sk_c7)* -> .
% 0.21/0.51  697[3:UnC:696.0,83.0] ||  -> .
% 0.21/0.51  700[2:Spt:697.0,1.0,44.0] || equal(multiply(sk_c9,sk_c8),sk_c7)** -> .
% 0.21/0.51  701[2:Spt:697.0,1.1] ||  -> equal(multiply(sk_c7,sk_c9),sk_c8)**.
% 0.21/0.51  702[2:MRR:31.1,700.0] ||  -> equal(inverse(sk_c3),sk_c7)**.
% 0.21/0.51  704[2:MRR:25.0,700.0] ||  -> equal(multiply(sk_c3,sk_c7),sk_c9)**.
% 0.21/0.51  708[2:SpR:701.0,83.0] ||  -> equal(multiply(inverse(sk_c7),sk_c8),sk_c9)**.
% 0.21/0.51  715[2:SpR:704.0,83.0] ||  -> equal(multiply(inverse(sk_c3),sk_c9),sk_c7)**.
% 0.21/0.51  717[2:Rew:701.0,715.0,702.0,715.0] ||  -> equal(sk_c8,sk_c7)**.
% 0.21/0.51  719[2:Rew:717.0,700.0] || equal(multiply(sk_c9,sk_c7),sk_c7)** -> .
% 0.21/0.51  726[2:Rew:717.0,708.0] ||  -> equal(multiply(inverse(sk_c7),sk_c7),sk_c9)**.
% 0.21/0.51  728[2:Rew:39.0,726.0] ||  -> equal(identity,sk_c9)**.
% 0.21/0.51  730[2:Rew:728.0,38.0] ||  -> equal(multiply(sk_c9,u),u)**.
% 0.21/0.51  736[2:UnC:730.0,719.0] ||  -> .
% 0.21/0.51  742[1:Spt:736.0,41.0,41.1,41.4,41.5,41.7,41.8] || equal(inverse(u),sk_c9) equal(inverse(v),sk_c7) equal(multiply(u,sk_c9),sk_c8)**+ equal(multiply(v,sk_c7),sk_c9)** equal(multiply(sk_c9,sk_c8),sk_c7)** equal(multiply(sk_c7,sk_c9),sk_c8) -> .
% 0.21/0.51  744[2:Spt:1.0] ||  -> equal(multiply(sk_c9,sk_c8),sk_c7)**.
% 0.21/0.51  745[2:Rew:744.0,742.4] || equal(inverse(u),sk_c9) equal(inverse(v),sk_c7) equal(multiply(u,sk_c9),sk_c8)** equal(multiply(v,sk_c7),sk_c9)** equal(sk_c7,sk_c7) equal(multiply(sk_c7,sk_c9),sk_c8)** -> .
% 0.21/0.51  747[2:Obv:745.4] || equal(inverse(u),sk_c9) equal(inverse(v),sk_c7) equal(multiply(u,sk_c9),sk_c8)** equal(multiply(v,sk_c7),sk_c9)** equal(multiply(sk_c7,sk_c9),sk_c8)** -> .
% 0.21/0.51  750[2:SpR:744.0,83.0] ||  -> equal(multiply(inverse(sk_c9),sk_c7),sk_c8)**.
% 0.21/0.51  752[3:Spt:3.1] ||  -> equal(multiply(sk_c7,sk_c9),sk_c8)**.
% 0.21/0.51  754[3:Rew:752.0,747.4] || equal(inverse(u),sk_c9) equal(inverse(v),sk_c7) equal(multiply(u,sk_c9),sk_c8)** equal(multiply(v,sk_c7),sk_c9)** equal(sk_c8,sk_c8) -> .
% 0.21/0.51  755[3:Obv:754.4] || equal(inverse(u),sk_c9) equal(inverse(v),sk_c7) equal(multiply(u,sk_c9),sk_c8)** equal(multiply(v,sk_c7),sk_c9)** -> .
% 0.21/0.51  758[3:SpR:752.0,83.0] ||  -> equal(multiply(inverse(sk_c7),sk_c8),sk_c9)**.
% 0.21/0.51  760[4:Spt:36.0] ||  -> equal(inverse(sk_c5),sk_c9)**.
% 0.21/0.51  763[5:Spt:33.0] ||  -> equal(inverse(sk_c4),sk_c9)**.
% 0.21/0.51  769[6:Spt:35.1] ||  -> equal(multiply(sk_c5,sk_c9),sk_c6)**.
% 0.21/0.51  770[6:SpR:769.0,40.0] ||  -> equal(multiply(sk_c5,multiply(sk_c9,u)),multiply(sk_c6,u))**.
% 0.21/0.51  771[6:SpR:769.0,83.0] ||  -> equal(multiply(inverse(sk_c5),sk_c6),sk_c9)**.
% 0.21/0.51  773[6:Rew:760.0,771.0] ||  -> equal(multiply(sk_c9,sk_c6),sk_c9)**.
% 0.21/0.51  774[6:Rew:773.0,10.0] ||  -> equal(sk_c8,sk_c9) equal(multiply(sk_c9,sk_c2),sk_c8)**.
% 0.21/0.51  775[6:Rew:773.0,16.0] ||  -> equal(sk_c8,sk_c9) equal(multiply(sk_c1,sk_c9),sk_c2)**.
% 0.21/0.51  776[6:Rew:773.0,28.0] ||  -> equal(sk_c8,sk_c9) equal(multiply(sk_c3,sk_c7),sk_c9)**.
% 0.21/0.51  777[6:Rew:773.0,22.1] ||  -> equal(inverse(sk_c1),sk_c9)** equal(sk_c8,sk_c9).
% 0.21/0.51  778[6:Rew:773.0,34.1] ||  -> equal(inverse(sk_c3),sk_c7)** equal(sk_c8,sk_c9).
% 0.21/0.51  780[6:Rew:778.1,32.1] ||  -> equal(inverse(sk_c3),sk_c7) equal(multiply(sk_c4,sk_c9),sk_c9)**.
% 0.21/0.51  783[6:Rew:776.0,26.0] ||  -> equal(multiply(sk_c4,sk_c9),sk_c9) equal(multiply(sk_c3,sk_c7),sk_c9)**.
% 0.21/0.51  785[6:SpR:773.0,83.0] ||  -> equal(multiply(inverse(sk_c9),sk_c9),sk_c6)**.
% 0.21/0.51  787[6:Rew:39.0,785.0] ||  -> equal(identity,sk_c6)**.
% 0.21/0.51  788[6:Rew:787.0,38.0] ||  -> equal(multiply(sk_c6,u),u)**.
% 0.21/0.51  789[6:Rew:787.0,245.0] ||  -> equal(multiply(u,sk_c6),u)**.
% 0.21/0.51  790[6:Rew:787.0,39.0] ||  -> equal(multiply(inverse(u),u),sk_c6)**.
% 0.21/0.51  792[6:Rew:788.0,770.0] ||  -> equal(multiply(sk_c5,multiply(sk_c9,u)),u)**.
% 0.21/0.51  814[6:SpR:790.0,83.0] ||  -> equal(multiply(inverse(inverse(u)),sk_c6),u)**.
% 0.21/0.51  815[6:SpR:790.0,789.0] ||  -> equal(inverse(sk_c6),sk_c6)**.
% 0.21/0.51  817[6:SpR:760.0,790.0] ||  -> equal(multiply(sk_c9,sk_c5),sk_c6)**.
% 0.21/0.51  818[6:SpR:763.0,790.0] ||  -> equal(multiply(sk_c9,sk_c4),sk_c6)**.
% 0.21/0.51  820[6:Rew:789.0,814.0] ||  -> equal(inverse(inverse(u)),u)**.
% 0.21/0.51  823[7:Spt:777.1] ||  -> equal(sk_c8,sk_c9)**.
% 0.21/0.51  824[7:Rew:823.0,744.0] ||  -> equal(multiply(sk_c9,sk_c9),sk_c7)**.
% 0.21/0.51  825[7:Rew:823.0,752.0] ||  -> equal(multiply(sk_c7,sk_c9),sk_c9)**.
% 0.21/0.51  832[7:Rew:823.0,755.2] || equal(inverse(u),sk_c9) equal(inverse(v),sk_c7) equal(multiply(u,sk_c9),sk_c9)** equal(multiply(v,sk_c7),sk_c9)** -> .
% 0.21/0.51  841[6:SpR:817.0,83.0] ||  -> equal(multiply(inverse(sk_c9),sk_c6),sk_c5)**.
% 0.21/0.51  843[6:Rew:789.0,841.0] ||  -> equal(inverse(sk_c9),sk_c5)**.
% 0.21/0.51  851[6:SpR:818.0,83.0] ||  -> equal(multiply(inverse(sk_c9),sk_c6),sk_c4)**.
% 0.21/0.51  853[6:Rew:789.0,851.0,843.0,851.0] ||  -> equal(sk_c5,sk_c4)**.
% 0.21/0.51  855[6:Rew:853.0,769.0] ||  -> equal(multiply(sk_c4,sk_c9),sk_c6)**.
% 0.21/0.51  857[6:Rew:853.0,843.0] ||  -> equal(inverse(sk_c9),sk_c4)**.
% 0.21/0.51  859[6:Rew:853.0,792.0] ||  -> equal(multiply(sk_c4,multiply(sk_c9,u)),u)**.
% 0.21/0.51  863[6:Rew:855.0,783.0] ||  -> equal(sk_c6,sk_c9) equal(multiply(sk_c3,sk_c7),sk_c9)**.
% 0.21/0.51  865[6:Rew:855.0,780.1] ||  -> equal(inverse(sk_c3),sk_c7)** equal(sk_c6,sk_c9).
% 0.21/0.51  868[8:Spt:865.1] ||  -> equal(sk_c6,sk_c9)**.
% 0.21/0.51  870[8:Rew:868.0,788.0] ||  -> equal(multiply(sk_c9,u),u)**.
% 0.21/0.51  871[8:Rew:868.0,789.0] ||  -> equal(multiply(u,sk_c9),u)**.
% 0.21/0.51  873[8:Rew:868.0,815.0] ||  -> equal(inverse(sk_c9),sk_c9)**.
% 0.21/0.51  876[8:Rew:857.0,873.0] ||  -> equal(sk_c4,sk_c9)**.
% 0.21/0.51  877[8:Rew:876.0,763.0] ||  -> equal(inverse(sk_c9),sk_c9)**.
% 0.21/0.51  884[8:Rew:870.0,824.0] ||  -> equal(sk_c9,sk_c7)**.
% 0.21/0.51  891[8:Rew:884.0,832.0] || equal(inverse(u),sk_c7) equal(inverse(v),sk_c7) equal(multiply(u,sk_c9),sk_c9)** equal(multiply(v,sk_c7),sk_c9)** -> .
% 0.21/0.51  897[8:Rew:884.0,877.0] ||  -> equal(inverse(sk_c7),sk_c7)**.
% 0.21/0.51  899[8:Rew:884.0,871.0] ||  -> equal(multiply(u,sk_c7),u)**.
% 0.21/0.51  908[8:Rew:899.0,891.3,884.0,891.3,899.0,891.2,884.0,891.2] || equal(inverse(u),sk_c7)** equal(inverse(v),sk_c7)** equal(u,sk_c7) equal(v,sk_c7) -> .
% 0.21/0.51  909[8:Con:908.1] || equal(inverse(u),sk_c7)** equal(u,sk_c7) -> .
% 0.21/0.51  932[8:SpL:897.0,909.0] || equal(sk_c7,sk_c7)* equal(sk_c7,sk_c7)* -> .
% 0.21/0.51  934[8:Obv:932.1] ||  -> .
% 0.21/0.51  935[8:Spt:934.0,865.1,868.0] || equal(sk_c6,sk_c9)** -> .
% 0.21/0.51  936[8:Spt:934.0,865.0] ||  -> equal(inverse(sk_c3),sk_c7)**.
% 0.21/0.51  939[8:MRR:863.0,935.0] ||  -> equal(multiply(sk_c3,sk_c7),sk_c9)**.
% 0.21/0.51  942[8:SpR:936.0,820.0] ||  -> equal(inverse(sk_c7),sk_c3)**.
% 0.21/0.51  987[8:SpR:939.0,40.0] ||  -> equal(multiply(sk_c3,multiply(sk_c7,u)),multiply(sk_c9,u))**.
% 0.21/0.51  988[8:SpR:939.0,83.0] ||  -> equal(multiply(inverse(sk_c3),sk_c9),sk_c7)**.
% 0.21/0.51  990[8:Rew:936.0,988.0] ||  -> equal(multiply(sk_c7,sk_c9),sk_c7)**.
% 0.21/0.51  991[8:Rew:825.0,990.0] ||  -> equal(sk_c9,sk_c7)**.
% 0.21/0.51  993[8:Rew:991.0,935.0] || equal(sk_c6,sk_c7)** -> .
% 0.21/0.51  994[8:Rew:991.0,763.0] ||  -> equal(inverse(sk_c4),sk_c7)**.
% 0.21/0.51  995[8:Rew:991.0,857.0] ||  -> equal(inverse(sk_c7),sk_c4)**.
% 0.21/0.51  996[8:Rew:991.0,818.0] ||  -> equal(multiply(sk_c7,sk_c4),sk_c6)**.
% 0.21/0.51  1002[8:Rew:991.0,859.0] ||  -> equal(multiply(sk_c4,multiply(sk_c7,u)),u)**.
% 0.21/0.51  1011[8:Rew:942.0,995.0] ||  -> equal(sk_c3,sk_c4)**.
% 0.21/0.51  1022[8:Rew:1002.0,987.0,1011.0,987.0,991.0,987.0] ||  -> equal(multiply(sk_c7,u),u)**.
% 0.21/0.51  1025[8:Rew:1022.0,996.0] ||  -> equal(sk_c6,sk_c4)**.
% 0.21/0.51  1027[8:Rew:1025.0,815.0] ||  -> equal(inverse(sk_c4),sk_c4)**.
% 0.21/0.51  1032[8:Rew:1025.0,993.0] || equal(sk_c4,sk_c7)** -> .
% 0.21/0.51  1034[8:Rew:994.0,1027.0] ||  -> equal(sk_c4,sk_c7)**.
% 0.21/0.51  1043[8:Rew:1034.0,1032.0] || equal(sk_c7,sk_c7)* -> .
% 0.21/0.51  1044[8:Obv:1043.0] ||  -> .
% 0.21/0.51  1056[7:Spt:1044.0,777.1,823.0] || equal(sk_c8,sk_c9)** -> .
% 0.21/0.51  1057[7:Spt:1044.0,777.0] ||  -> equal(inverse(sk_c1),sk_c9)**.
% 0.21/0.51  1060[7:MRR:774.0,1056.0] ||  -> equal(multiply(sk_c9,sk_c2),sk_c8)**.
% 0.21/0.51  1061[7:MRR:775.0,1056.0] ||  -> equal(multiply(sk_c1,sk_c9),sk_c2)**.
% 0.21/0.51  1065[7:SpR:1057.0,820.0] ||  -> equal(inverse(sk_c9),sk_c1)**.
% 0.21/0.51  1067[7:Rew:857.0,1065.0] ||  -> equal(sk_c1,sk_c4)**.
% 0.21/0.51  1069[7:Rew:1067.0,1061.0] ||  -> equal(multiply(sk_c4,sk_c9),sk_c2)**.
% 0.21/0.51  1070[7:Rew:855.0,1069.0] ||  -> equal(sk_c2,sk_c6)**.
% 0.21/0.51  1071[7:Rew:1070.0,1060.0] ||  -> equal(multiply(sk_c9,sk_c6),sk_c8)**.
% 0.21/0.51  1072[7:Rew:789.0,1071.0] ||  -> equal(sk_c8,sk_c9)**.
% 0.21/0.51  1073[7:MRR:1072.0,1056.0] ||  -> .
% 0.21/0.51  1075[6:Spt:1073.0,35.1,769.0] || equal(multiply(sk_c5,sk_c9),sk_c6)** -> .
% 0.21/0.51  1076[6:Spt:1073.0,35.0] ||  -> equal(inverse(sk_c3),sk_c7)**.
% 0.21/0.51  1077[6:MRR:23.1,1075.0] ||  -> equal(inverse(sk_c1),sk_c9)**.
% 0.21/0.51  1078[6:MRR:29.0,1075.0] ||  -> equal(multiply(sk_c3,sk_c7),sk_c9)**.
% 0.21/0.51  1079[6:MRR:17.0,1075.0] ||  -> equal(multiply(sk_c1,sk_c9),sk_c2)**.
% 0.21/0.51  1080[6:MRR:11.0,1075.0] ||  -> equal(multiply(sk_c9,sk_c2),sk_c8)**.
% 0.21/0.51  1087[6:SpR:1077.0,83.0] ||  -> equal(multiply(sk_c9,multiply(sk_c1,u)),u)**.
% 0.21/0.51  1093[6:SpR:1078.0,83.0] ||  -> equal(multiply(inverse(sk_c3),sk_c9),sk_c7)**.
% 0.21/0.51  1095[6:Rew:752.0,1093.0,1076.0,1093.0] ||  -> equal(sk_c8,sk_c7)**.
% 0.21/0.51  1098[6:Rew:1095.0,758.0] ||  -> equal(multiply(inverse(sk_c7),sk_c7),sk_c9)**.
% 0.21/0.51  1103[6:Rew:1095.0,755.2] || equal(inverse(u),sk_c9) equal(inverse(v),sk_c7) equal(multiply(u,sk_c9),sk_c7)** equal(multiply(v,sk_c7),sk_c9)** -> .
% 0.21/0.51  1106[6:Rew:1095.0,1080.0] ||  -> equal(multiply(sk_c9,sk_c2),sk_c7)**.
% 0.21/0.51  1107[6:Rew:39.0,1098.0] ||  -> equal(identity,sk_c9)**.
% 0.21/0.51  1108[6:Rew:1107.0,38.0] ||  -> equal(multiply(sk_c9,u),u)**.
% 0.21/0.51  1109[6:Rew:1107.0,245.0] ||  -> equal(multiply(u,sk_c9),u)**.
% 0.21/0.51  1112[6:Rew:1108.0,1106.0] ||  -> equal(sk_c2,sk_c7)**.
% 0.21/0.51  1113[6:Rew:1108.0,1087.0] ||  -> equal(multiply(sk_c1,u),u)**.
% 0.21/0.51  1116[6:Rew:1112.0,1079.0] ||  -> equal(multiply(sk_c1,sk_c9),sk_c7)**.
% 0.21/0.51  1118[6:Rew:1113.0,1116.0] ||  -> equal(sk_c9,sk_c7)**.
% 0.21/0.51  1122[6:Rew:1118.0,1078.0] ||  -> equal(multiply(sk_c3,sk_c7),sk_c7)**.
% 0.21/0.51  1125[6:Rew:1118.0,1109.0] ||  -> equal(multiply(u,sk_c7),u)**.
% 0.21/0.51  1127[6:Rew:1125.0,1122.0] ||  -> equal(sk_c3,sk_c7)**.
% 0.21/0.51  1128[6:Rew:1127.0,1076.0] ||  -> equal(inverse(sk_c7),sk_c7)**.
% 0.21/0.51  1139[6:Rew:1125.0,1103.3,1118.0,1103.3,1125.0,1103.2,1118.0,1103.2,1118.0,1103.0] || equal(inverse(u),sk_c7)** equal(inverse(v),sk_c7)** equal(u,sk_c7) equal(v,sk_c7) -> .
% 0.21/0.51  1140[6:Con:1139.1] || equal(inverse(u),sk_c7)** equal(u,sk_c7) -> .
% 0.21/0.51  1198[6:SpL:1128.0,1140.0] || equal(sk_c7,sk_c7)* equal(sk_c7,sk_c7)* -> .
% 0.21/0.51  1199[6:Obv:1198.1] ||  -> .
% 0.21/0.51  1200[5:Spt:1199.0,33.0,763.0] || equal(inverse(sk_c4),sk_c9)** -> .
% 0.21/0.51  1201[5:Spt:1199.0,33.1] ||  -> equal(inverse(sk_c3),sk_c7)**.
% 0.21/0.51  1202[5:MRR:21.0,1200.0] ||  -> equal(inverse(sk_c1),sk_c9)**.
% 0.21/0.51  1203[5:MRR:27.0,1200.0] ||  -> equal(multiply(sk_c3,sk_c7),sk_c9)**.
% 0.21/0.51  1204[5:MRR:15.0,1200.0] ||  -> equal(multiply(sk_c1,sk_c9),sk_c2)**.
% 0.21/0.51  1205[5:MRR:9.0,1200.0] ||  -> equal(multiply(sk_c9,sk_c2),sk_c8)**.
% 0.21/0.51  1206[5:SpR:1201.0,83.0] ||  -> equal(multiply(sk_c7,multiply(sk_c3,u)),u)**.
% 0.21/0.51  1210[5:SpR:1202.0,83.0] ||  -> equal(multiply(sk_c9,multiply(sk_c1,u)),u)**.
% 0.21/0.51  1219[5:SpR:1203.0,83.0] ||  -> equal(multiply(inverse(sk_c3),sk_c9),sk_c7)**.
% 0.21/0.51  1221[5:Rew:752.0,1219.0,1201.0,1219.0] ||  -> equal(sk_c8,sk_c7)**.
% 0.21/0.51  1225[5:Rew:1221.0,758.0] ||  -> equal(multiply(inverse(sk_c7),sk_c7),sk_c9)**.
% 0.21/0.51  1230[5:Rew:1221.0,1205.0] ||  -> equal(multiply(sk_c9,sk_c2),sk_c7)**.
% 0.21/0.51  1231[5:Rew:1221.0,755.2] || equal(inverse(u),sk_c9) equal(inverse(v),sk_c7) equal(multiply(u,sk_c9),sk_c7)** equal(multiply(v,sk_c7),sk_c9)** -> .
% 0.21/0.51  1233[5:Rew:39.0,1225.0] ||  -> equal(identity,sk_c9)**.
% 0.21/0.51  1234[5:Rew:1233.0,245.0] ||  -> equal(multiply(u,sk_c9),u)**.
% 0.21/0.51  1235[5:Rew:1233.0,38.0] ||  -> equal(multiply(sk_c9,u),u)**.
% 0.21/0.51  1238[5:Rew:1234.0,1204.0] ||  -> equal(sk_c1,sk_c2)**.
% 0.21/0.51  1239[5:Rew:1238.0,1202.0] ||  -> equal(inverse(sk_c2),sk_c9)**.
% 0.21/0.51  1240[5:Rew:1238.0,1210.0] ||  -> equal(multiply(sk_c9,multiply(sk_c2,u)),u)**.
% 0.21/0.51  1241[5:Rew:1235.0,1230.0] ||  -> equal(sk_c2,sk_c7)**.
% 0.21/0.51  1244[5:Rew:1241.0,1239.0] ||  -> equal(inverse(sk_c7),sk_c9)**.
% 0.21/0.51  1245[5:Rew:1235.0,1240.0,1241.0,1240.0] ||  -> equal(multiply(sk_c7,u),u)**.
% 0.21/0.51  1246[5:Rew:1245.0,1206.0] ||  -> equal(multiply(sk_c3,u),u)**.
% 0.21/0.51  1247[5:Rew:1246.0,1203.0] ||  -> equal(sk_c9,sk_c7)**.
% 0.21/0.51  1251[5:Rew:1247.0,1234.0] ||  -> equal(multiply(u,sk_c7),u)**.
% 0.21/0.51  1253[5:Rew:1247.0,1244.0] ||  -> equal(inverse(sk_c7),sk_c7)**.
% 0.21/0.51  1263[5:Rew:1251.0,1231.3,1247.0,1231.3,1251.0,1231.2,1247.0,1231.2,1247.0,1231.0] || equal(inverse(u),sk_c7)** equal(inverse(v),sk_c7)** equal(u,sk_c7) equal(v,sk_c7) -> .
% 0.21/0.51  1264[5:Con:1263.1] || equal(inverse(u),sk_c7)** equal(u,sk_c7) -> .
% 0.21/0.51  1306[5:SpL:1253.0,1264.0] || equal(sk_c7,sk_c7)* equal(sk_c7,sk_c7)* -> .
% 0.21/0.51  1307[5:Obv:1306.1] ||  -> .
% 0.21/0.51  1308[4:Spt:1307.0,36.0,760.0] || equal(inverse(sk_c5),sk_c9)** -> .
% 0.21/0.51  1309[4:Spt:1307.0,36.1] ||  -> equal(inverse(sk_c3),sk_c7)**.
% 0.21/0.51  1310[4:MRR:24.0,1308.0] ||  -> equal(inverse(sk_c1),sk_c9)**.
% 0.21/0.51  1311[4:MRR:30.0,1308.0] ||  -> equal(multiply(sk_c3,sk_c7),sk_c9)**.
% 0.21/0.51  1312[4:MRR:18.0,1308.0] ||  -> equal(multiply(sk_c1,sk_c9),sk_c2)**.
% 0.21/0.51  1313[4:MRR:12.0,1308.0] ||  -> equal(multiply(sk_c9,sk_c2),sk_c8)**.
% 0.21/0.51  1316[4:SpR:1310.0,83.0] ||  -> equal(multiply(sk_c9,multiply(sk_c1,u)),u)**.
% 0.21/0.51  1325[4:SpR:1311.0,83.0] ||  -> equal(multiply(inverse(sk_c3),sk_c9),sk_c7)**.
% 0.21/0.51  1327[4:Rew:752.0,1325.0,1309.0,1325.0] ||  -> equal(sk_c8,sk_c7)**.
% 0.21/0.51  1330[4:Rew:1327.0,758.0] ||  -> equal(multiply(inverse(sk_c7),sk_c7),sk_c9)**.
% 0.21/0.51  1336[4:Rew:1327.0,1313.0] ||  -> equal(multiply(sk_c9,sk_c2),sk_c7)**.
% 0.21/0.51  1337[4:Rew:1327.0,755.2] || equal(inverse(u),sk_c9) equal(inverse(v),sk_c7) equal(multiply(u,sk_c9),sk_c7)** equal(multiply(v,sk_c7),sk_c9)** -> .
% 0.21/0.51  1339[4:Rew:39.0,1330.0] ||  -> equal(identity,sk_c9)**.
% 0.21/0.51  1340[4:Rew:1339.0,38.0] ||  -> equal(multiply(sk_c9,u),u)**.
% 0.21/0.51  1341[4:Rew:1339.0,245.0] ||  -> equal(multiply(u,sk_c9),u)**.
% 0.21/0.51  1344[4:Rew:1340.0,1336.0] ||  -> equal(sk_c2,sk_c7)**.
% 0.21/0.51  1345[4:Rew:1340.0,1316.0] ||  -> equal(multiply(sk_c1,u),u)**.
% 0.21/0.51  1346[4:Rew:1344.0,1312.0] ||  -> equal(multiply(sk_c1,sk_c9),sk_c7)**.
% 0.21/0.51  1347[4:Rew:1345.0,1346.0] ||  -> equal(sk_c9,sk_c7)**.
% 0.21/0.51  1350[4:Rew:1347.0,1311.0] ||  -> equal(multiply(sk_c3,sk_c7),sk_c7)**.
% 0.21/0.51  1353[4:Rew:1347.0,1341.0] ||  -> equal(multiply(u,sk_c7),u)**.
% 0.21/0.51  1355[4:Rew:1353.0,1350.0] ||  -> equal(sk_c3,sk_c7)**.
% 0.21/0.51  1356[4:Rew:1355.0,1309.0] ||  -> equal(inverse(sk_c7),sk_c7)**.
% 0.21/0.51  1367[4:Rew:1353.0,1337.3,1347.0,1337.3,1353.0,1337.2,1347.0,1337.2,1347.0,1337.0] || equal(inverse(u),sk_c7)** equal(inverse(v),sk_c7)** equal(u,sk_c7) equal(v,sk_c7) -> .
% 0.21/0.51  1368[4:Con:1367.1] || equal(inverse(u),sk_c7)** equal(u,sk_c7) -> .
% 0.21/0.51  1414[4:SpL:1356.0,1368.0] || equal(sk_c7,sk_c7)* equal(sk_c7,sk_c7)* -> .
% 0.21/0.51  1416[4:Obv:1414.1] ||  -> .
% 0.21/0.51  1417[3:Spt:1416.0,3.1,752.0] || equal(multiply(sk_c7,sk_c9),sk_c8)** -> .
% 0.21/0.51  1418[3:Spt:1416.0,3.0] ||  -> equal(inverse(sk_c4),sk_c9)**.
% 0.21/0.51  1419[3:MRR:6.1,1417.0] ||  -> equal(inverse(sk_c5),sk_c9)**.
% 0.21/0.51  1420[3:MRR:2.1,1417.0] ||  -> equal(multiply(sk_c4,sk_c9),sk_c8)**.
% 0.21/0.51  1421[3:MRR:4.1,1417.0] ||  -> equal(multiply(sk_c9,sk_c6),sk_c8)**.
% 0.21/0.51  1422[3:MRR:5.1,1417.0] ||  -> equal(multiply(sk_c5,sk_c9),sk_c6)**.
% 0.21/0.51  1431[3:SpR:1420.0,83.0] ||  -> equal(multiply(inverse(sk_c4),sk_c8),sk_c9)**.
% 0.21/0.51  1433[3:Rew:744.0,1431.0,1418.0,1431.0] ||  -> equal(sk_c9,sk_c7)**.
% 0.21/0.51  1435[3:Rew:1433.0,1419.0] ||  -> equal(inverse(sk_c5),sk_c7)**.
% 0.21/0.51  1438[3:Rew:1433.0,750.0] ||  -> equal(multiply(inverse(sk_c7),sk_c7),sk_c8)**.
% 0.21/0.51  1440[3:Rew:1433.0,1417.0] || equal(multiply(sk_c7,sk_c7),sk_c8)** -> .
% 0.21/0.51  1442[3:Rew:1433.0,1421.0] ||  -> equal(multiply(sk_c7,sk_c6),sk_c8)**.
% 0.21/0.51  1443[3:Rew:1433.0,1422.0] ||  -> equal(multiply(sk_c5,sk_c7),sk_c6)**.
% 0.21/0.51  1446[3:Rew:39.0,1438.0] ||  -> equal(identity,sk_c8)**.
% 0.21/0.51  1448[3:Rew:1446.0,38.0] ||  -> equal(multiply(sk_c8,u),u)**.
% 0.21/0.51  1471[3:SpR:1443.0,83.0] ||  -> equal(multiply(inverse(sk_c5),sk_c6),sk_c7)**.
% 0.21/0.51  1473[3:Rew:1442.0,1471.0,1435.0,1471.0] ||  -> equal(sk_c8,sk_c7)**.
% 0.21/0.51  1478[3:Rew:1473.0,1448.0] ||  -> equal(multiply(sk_c7,u),u)**.
% 0.21/0.51  1479[3:Rew:1473.0,1440.0] || equal(multiply(sk_c7,sk_c7),sk_c7)** -> .
% 0.21/0.51  1495[3:Rew:1478.0,1479.0] || equal(sk_c7,sk_c7)* -> .
% 0.21/0.51  1496[3:Obv:1495.0] ||  -> .
% 0.21/0.51  1503[2:Spt:1496.0,1.0,744.0] || equal(multiply(sk_c9,sk_c8),sk_c7)** -> .
% 0.21/0.52  1504[2:Spt:1496.0,1.1] ||  -> equal(multiply(sk_c7,sk_c9),sk_c8)**.
% 0.21/0.52  1505[2:MRR:31.1,1503.0] ||  -> equal(inverse(sk_c3),sk_c7)**.
% 0.21/0.52  1507[2:MRR:25.0,1503.0] ||  -> equal(multiply(sk_c3,sk_c7),sk_c9)**.
% 0.21/0.52  1511[2:SpR:1504.0,83.0] ||  -> equal(multiply(inverse(sk_c7),sk_c8),sk_c9)**.
% 0.21/0.52  1518[2:SpR:1507.0,83.0] ||  -> equal(multiply(inverse(sk_c3),sk_c9),sk_c7)**.
% 0.21/0.52  1520[2:Rew:1504.0,1518.0,1505.0,1518.0] ||  -> equal(sk_c8,sk_c7)**.
% 0.21/0.52  1522[2:Rew:1520.0,1503.0] || equal(multiply(sk_c9,sk_c7),sk_c7)** -> .
% 0.21/0.52  1524[2:Rew:1520.0,1511.0] ||  -> equal(multiply(inverse(sk_c7),sk_c7),sk_c9)**.
% 0.21/0.52  1526[2:Rew:39.0,1524.0] ||  -> equal(identity,sk_c9)**.
% 0.21/0.52  1527[2:Rew:1526.0,38.0] ||  -> equal(multiply(sk_c9,u),u)**.
% 0.21/0.52  1531[2:UnC:1527.0,1522.0] ||  -> .
% 0.21/0.52  % SZS output end Refutation
% 0.21/0.52  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_9 prove_this_10 prove_this_11 prove_this_12 prove_this_15 prove_this_16 prove_this_17 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 prove_this_32 prove_this_33 prove_this_34 prove_this_35 prove_this_36 prove_this_37 left_identity left_inverse associativity
% 0.21/0.52  
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