TSTP Solution File: GRP240-1 by SPASS---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : GRP240-1 : TPTP v8.1.0. Released v2.5.0.
% Transfm  : none
% Format   : tptp
% Command  : run_spass %d %s

% Computer : n018.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 11:46:29 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
% 0.11/0.12  % Problem  : GRP240-1 : TPTP v8.1.0. Released v2.5.0.
% 0.11/0.12  % Command  : run_spass %d %s
% 0.12/0.33  % Computer : n018.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 23:59:43 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 597 clauses, backtracked 548 clauses, performed 15 splits and kept 675 clauses.
% 0.19/0.47  SPASS allocated 63597 KBytes.
% 0.19/0.47  SPASS spent	0:00:00.13 on the problem.
% 0.19/0.47  		0:00:00.04 for the input.
% 0.19/0.47  		0:00:00.00 for the FLOTTER CNF translation.
% 0.19/0.47  		0:00:00.00 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 269 :
% 0.19/0.47  % SZS output start Refutation
% 0.19/0.47  1[0:Inp] ||  -> equal(inverse(sk_c4),sk_c10)** equal(inverse(sk_c10),sk_c9).
% 0.19/0.47  2[0:Inp] ||  -> equal(inverse(sk_c10),sk_c9) equal(multiply(sk_c4,sk_c9),sk_c10)**.
% 0.19/0.47  3[0:Inp] ||  -> equal(inverse(sk_c10),sk_c9) equal(multiply(sk_c5,sk_c6),sk_c9)**.
% 0.19/0.47  4[0:Inp] ||  -> equal(inverse(sk_c5),sk_c6)** equal(inverse(sk_c10),sk_c9).
% 0.19/0.47  5[0:Inp] ||  -> equal(inverse(sk_c10),sk_c9) equal(multiply(sk_c6,sk_c10),sk_c9)**.
% 0.19/0.47  6[0:Inp] ||  -> equal(inverse(sk_c10),sk_c9) equal(multiply(sk_c10,sk_c8),sk_c9)**.
% 0.19/0.47  7[0:Inp] ||  -> equal(inverse(sk_c10),sk_c9) equal(multiply(sk_c7,sk_c10),sk_c8)**.
% 0.19/0.47  8[0:Inp] ||  -> equal(inverse(sk_c7),sk_c10)** equal(inverse(sk_c10),sk_c9).
% 0.19/0.47  11[0:Inp] ||  -> equal(inverse(sk_c9),sk_c10) equal(multiply(sk_c5,sk_c6),sk_c9)**.
% 0.19/0.47  12[0:Inp] ||  -> equal(inverse(sk_c5),sk_c6)** equal(inverse(sk_c9),sk_c10).
% 0.19/0.47  13[0:Inp] ||  -> equal(inverse(sk_c9),sk_c10) equal(multiply(sk_c6,sk_c10),sk_c9)**.
% 0.19/0.47  16[0:Inp] ||  -> equal(inverse(sk_c7),sk_c10)** equal(inverse(sk_c9),sk_c10).
% 0.19/0.47  19[0:Inp] ||  -> equal(multiply(sk_c5,sk_c6),sk_c9) equal(multiply(sk_c1,sk_c9),sk_c10)**.
% 0.19/0.47  20[0:Inp] ||  -> equal(inverse(sk_c5),sk_c6) equal(multiply(sk_c1,sk_c9),sk_c10)**.
% 0.19/0.47  21[0:Inp] ||  -> equal(multiply(sk_c6,sk_c10),sk_c9) equal(multiply(sk_c1,sk_c9),sk_c10)**.
% 0.19/0.47  22[0:Inp] ||  -> equal(multiply(sk_c10,sk_c8),sk_c9) equal(multiply(sk_c1,sk_c9),sk_c10)**.
% 0.19/0.47  23[0:Inp] ||  -> equal(multiply(sk_c7,sk_c10),sk_c8) equal(multiply(sk_c1,sk_c9),sk_c10)**.
% 0.19/0.47  24[0:Inp] ||  -> equal(inverse(sk_c7),sk_c10) equal(multiply(sk_c1,sk_c9),sk_c10)**.
% 0.19/0.47  27[0:Inp] ||  -> equal(inverse(sk_c1),sk_c9) equal(multiply(sk_c5,sk_c6),sk_c9)**.
% 0.19/0.47  28[0:Inp] ||  -> equal(inverse(sk_c5),sk_c6) equal(inverse(sk_c1),sk_c9)**.
% 0.19/0.47  29[0:Inp] ||  -> equal(inverse(sk_c1),sk_c9) equal(multiply(sk_c6,sk_c10),sk_c9)**.
% 0.19/0.47  30[0:Inp] ||  -> equal(inverse(sk_c1),sk_c9) equal(multiply(sk_c10,sk_c8),sk_c9)**.
% 0.19/0.47  31[0:Inp] ||  -> equal(inverse(sk_c1),sk_c9) equal(multiply(sk_c7,sk_c10),sk_c8)**.
% 0.19/0.47  32[0:Inp] ||  -> equal(inverse(sk_c7),sk_c10) equal(inverse(sk_c1),sk_c9)**.
% 0.19/0.47  35[0:Inp] ||  -> equal(multiply(sk_c5,sk_c6),sk_c9)** equal(multiply(sk_c10,sk_c3),sk_c9).
% 0.19/0.47  36[0:Inp] ||  -> equal(inverse(sk_c5),sk_c6) equal(multiply(sk_c10,sk_c3),sk_c9)**.
% 0.19/0.47  37[0:Inp] ||  -> equal(multiply(sk_c6,sk_c10),sk_c9)** equal(multiply(sk_c10,sk_c3),sk_c9).
% 0.19/0.47  43[0:Inp] ||  -> equal(multiply(sk_c5,sk_c6),sk_c9) equal(multiply(sk_c2,sk_c10),sk_c3)**.
% 0.19/0.47  44[0:Inp] ||  -> equal(inverse(sk_c5),sk_c6) equal(multiply(sk_c2,sk_c10),sk_c3)**.
% 0.19/0.47  45[0:Inp] ||  -> equal(multiply(sk_c6,sk_c10),sk_c9) equal(multiply(sk_c2,sk_c10),sk_c3)**.
% 0.19/0.47  51[0:Inp] ||  -> equal(inverse(sk_c2),sk_c10) equal(multiply(sk_c5,sk_c6),sk_c9)**.
% 0.19/0.47  52[0:Inp] ||  -> equal(inverse(sk_c5),sk_c6) equal(inverse(sk_c2),sk_c10)**.
% 0.19/0.47  53[0:Inp] ||  -> equal(inverse(sk_c2),sk_c10) equal(multiply(sk_c6,sk_c10),sk_c9)**.
% 0.19/0.47  57[0:Inp] || equal(inverse(sk_c10),sk_c9) equal(inverse(sk_c9),sk_c10) equal(multiply(u,sk_c9),sk_c10)** equal(inverse(u),sk_c9) equal(multiply(sk_c10,v),sk_c9)** equal(multiply(w,sk_c10),v)* equal(inverse(w),sk_c10) equal(inverse(x),sk_c10) equal(multiply(x,sk_c9),sk_c10)** equal(multiply(y,z),sk_c9)** equal(inverse(y),z) equal(multiply(z,sk_c10),sk_c9)** equal(multiply(sk_c10,x1),sk_c9)** equal(multiply(x2,sk_c10),x1)* equal(inverse(x2),sk_c10) -> .
% 0.19/0.47  58[0:Inp] ||  -> equal(multiply(identity,u),u)**.
% 0.19/0.47  59[0:Inp] ||  -> equal(multiply(inverse(u),u),identity)**.
% 0.19/0.47  60[0:Inp] ||  -> equal(multiply(multiply(u,v),w),multiply(u,multiply(v,w)))**.
% 0.19/0.47  61[0:Con:57.12] || equal(inverse(u),v) equal(inverse(w),sk_c10) equal(inverse(x),sk_c10) equal(inverse(y),sk_c9) equal(inverse(sk_c9),sk_c10) equal(inverse(sk_c10),sk_c9) equal(multiply(u,v),sk_c9)**+ equal(multiply(x,sk_c10),z)* equal(multiply(v,sk_c10),sk_c9)** equal(multiply(w,sk_c9),sk_c10)** equal(multiply(y,sk_c9),sk_c10)** equal(multiply(sk_c10,z),sk_c9)** -> .
% 0.19/0.47  62[1:Spt:61.0,61.6,61.8] || equal(inverse(u),v) equal(multiply(u,v),sk_c9)**+ equal(multiply(v,sk_c10),sk_c9)** -> .
% 0.19/0.47  63[2:Spt:12.1] ||  -> equal(inverse(sk_c9),sk_c10)**.
% 0.19/0.47  65[3:Spt:4.1] ||  -> equal(inverse(sk_c10),sk_c9)**.
% 0.19/0.47  67[4:Spt:52.1] ||  -> equal(inverse(sk_c2),sk_c10)**.
% 0.19/0.47  69[5:Spt:32.1] ||  -> equal(inverse(sk_c1),sk_c9)**.
% 0.19/0.47  71[6:Spt:44.1] ||  -> equal(multiply(sk_c2,sk_c10),sk_c3)**.
% 0.19/0.47  78[7:Spt:36.1] ||  -> equal(multiply(sk_c10,sk_c3),sk_c9)**.
% 0.19/0.47  83[8:Spt:20.1] ||  -> equal(multiply(sk_c1,sk_c9),sk_c10)**.
% 0.19/0.47  89[2:SpR:63.0,59.0] ||  -> equal(multiply(sk_c10,sk_c9),identity)**.
% 0.19/0.47  90[3:SpR:65.0,59.0] ||  -> equal(multiply(sk_c9,sk_c10),identity)**.
% 0.19/0.47  91[4:SpR:67.0,59.0] ||  -> equal(multiply(sk_c10,sk_c2),identity)**.
% 0.19/0.47  92[5:SpR:69.0,59.0] ||  -> equal(multiply(sk_c9,sk_c1),identity)**.
% 0.19/0.47  96[2:SpL:89.0,62.1] || equal(inverse(sk_c10),sk_c9) equal(identity,sk_c9) equal(multiply(sk_c9,sk_c10),sk_c9)** -> .
% 0.19/0.47  97[3:Rew:65.0,96.0] || equal(sk_c9,sk_c9) equal(identity,sk_c9) equal(multiply(sk_c9,sk_c10),sk_c9)** -> .
% 0.19/0.47  98[3:Obv:97.0] || equal(identity,sk_c9) equal(multiply(sk_c9,sk_c10),sk_c9)** -> .
% 0.19/0.47  99[3:Rew:90.0,98.1] || equal(identity,sk_c9)** equal(identity,sk_c9)** -> .
% 0.19/0.47  100[3:Obv:99.0] || equal(identity,sk_c9)** -> .
% 0.19/0.47  105[0:SpR:59.0,60.0] ||  -> equal(multiply(inverse(u),multiply(u,v)),multiply(identity,v))**.
% 0.19/0.47  108[2:SpR:89.0,60.0] ||  -> equal(multiply(sk_c10,multiply(sk_c9,u)),multiply(identity,u))**.
% 0.19/0.47  110[2:Rew:58.0,108.0] ||  -> equal(multiply(sk_c10,multiply(sk_c9,u)),u)**.
% 0.19/0.47  111[0:Rew:58.0,105.0] ||  -> equal(multiply(inverse(u),multiply(u,v)),v)**.
% 0.19/0.47  127[3:SpR:90.0,110.0] ||  -> equal(multiply(sk_c10,identity),sk_c10)**.
% 0.19/0.47  128[5:SpR:92.0,110.0] ||  -> equal(multiply(sk_c10,identity),sk_c1)**.
% 0.19/0.47  130[5:Rew:127.0,128.0] ||  -> equal(sk_c1,sk_c10)**.
% 0.19/0.47  132[8:Rew:130.0,83.0] ||  -> equal(multiply(sk_c10,sk_c9),sk_c10)**.
% 0.19/0.47  136[8:Rew:89.0,132.0] ||  -> equal(identity,sk_c10)**.
% 0.19/0.47  137[8:Rew:136.0,58.0] ||  -> equal(multiply(sk_c10,u),u)**.
% 0.19/0.47  140[8:Rew:136.0,100.0] || equal(sk_c9,sk_c10)** -> .
% 0.19/0.47  142[8:Rew:136.0,91.0] ||  -> equal(multiply(sk_c10,sk_c2),sk_c10)**.
% 0.19/0.47  147[8:Rew:137.0,78.0] ||  -> equal(sk_c3,sk_c9)**.
% 0.19/0.47  153[8:Rew:147.0,71.0] ||  -> equal(multiply(sk_c2,sk_c10),sk_c9)**.
% 0.19/0.47  157[8:Rew:137.0,142.0] ||  -> equal(sk_c2,sk_c10)**.
% 0.19/0.47  162[8:Rew:137.0,153.0,157.0,153.0] ||  -> equal(sk_c9,sk_c10)**.
% 0.19/0.47  163[8:MRR:162.0,140.0] ||  -> .
% 0.19/0.47  177[8:Spt:163.0,20.1,83.0] || equal(multiply(sk_c1,sk_c9),sk_c10)** -> .
% 0.19/0.47  178[8:Spt:163.0,20.0] ||  -> equal(inverse(sk_c5),sk_c6)**.
% 0.19/0.47  179[8:Rew:89.0,177.0,130.0,177.0] || equal(identity,sk_c10)** -> .
% 0.19/0.47  188[5:Rew:89.0,21.1,130.0,21.1] ||  -> equal(multiply(sk_c6,sk_c10),sk_c9)** equal(identity,sk_c10).
% 0.19/0.47  189[8:MRR:188.1,179.0] ||  -> equal(multiply(sk_c6,sk_c10),sk_c9)**.
% 0.19/0.47  190[5:Rew:89.0,19.1,130.0,19.1] ||  -> equal(multiply(sk_c5,sk_c6),sk_c9)** equal(identity,sk_c10).
% 0.19/0.47  191[8:MRR:190.1,179.0] ||  -> equal(multiply(sk_c5,sk_c6),sk_c9)**.
% 0.19/0.47  242[8:SpL:191.0,62.1] || equal(inverse(sk_c5),sk_c6) equal(sk_c9,sk_c9) equal(multiply(sk_c6,sk_c10),sk_c9)** -> .
% 0.19/0.47  243[8:Obv:242.1] || equal(inverse(sk_c5),sk_c6) equal(multiply(sk_c6,sk_c10),sk_c9)** -> .
% 0.19/0.47  244[8:Rew:189.0,243.1,178.0,243.0] || equal(sk_c6,sk_c6)* equal(sk_c9,sk_c9) -> .
% 0.19/0.47  245[8:Obv:244.1] ||  -> .
% 0.19/0.47  246[7:Spt:245.0,36.1,78.0] || equal(multiply(sk_c10,sk_c3),sk_c9)** -> .
% 0.19/0.47  247[7:Spt:245.0,36.0] ||  -> equal(inverse(sk_c5),sk_c6)**.
% 0.19/0.47  259[7:MRR:37.1,246.0] ||  -> equal(multiply(sk_c6,sk_c10),sk_c9)**.
% 0.19/0.47  260[7:MRR:35.1,246.0] ||  -> equal(multiply(sk_c5,sk_c6),sk_c9)**.
% 0.19/0.47  281[7:SpL:260.0,62.1] || equal(inverse(sk_c5),sk_c6) equal(sk_c9,sk_c9) equal(multiply(sk_c6,sk_c10),sk_c9)** -> .
% 0.19/0.47  282[7:Obv:281.1] || equal(inverse(sk_c5),sk_c6) equal(multiply(sk_c6,sk_c10),sk_c9)** -> .
% 0.19/0.47  283[7:Rew:259.0,282.1,247.0,282.0] || equal(sk_c6,sk_c6)* equal(sk_c9,sk_c9) -> .
% 0.19/0.47  284[7:Obv:283.1] ||  -> .
% 0.19/0.47  285[6:Spt:284.0,44.1,71.0] || equal(multiply(sk_c2,sk_c10),sk_c3)** -> .
% 0.19/0.47  286[6:Spt:284.0,44.0] ||  -> equal(inverse(sk_c5),sk_c6)**.
% 0.19/0.47  291[6:MRR:45.1,285.0] ||  -> equal(multiply(sk_c6,sk_c10),sk_c9)**.
% 0.19/0.47  292[6:MRR:43.1,285.0] ||  -> equal(multiply(sk_c5,sk_c6),sk_c9)**.
% 0.19/0.47  313[6:SpL:292.0,62.1] || equal(inverse(sk_c5),sk_c6) equal(sk_c9,sk_c9) equal(multiply(sk_c6,sk_c10),sk_c9)** -> .
% 0.19/0.47  314[6:Obv:313.1] || equal(inverse(sk_c5),sk_c6) equal(multiply(sk_c6,sk_c10),sk_c9)** -> .
% 0.19/0.47  315[6:Rew:291.0,314.1,286.0,314.0] || equal(sk_c6,sk_c6)* equal(sk_c9,sk_c9) -> .
% 0.19/0.47  316[6:Obv:315.1] ||  -> .
% 0.19/0.47  317[5:Spt:316.0,32.1,69.0] || equal(inverse(sk_c1),sk_c9)** -> .
% 0.19/0.47  318[5:Spt:316.0,32.0] ||  -> equal(inverse(sk_c7),sk_c10)**.
% 0.19/0.47  319[5:MRR:28.1,317.0] ||  -> equal(inverse(sk_c5),sk_c6)**.
% 0.19/0.47  323[5:MRR:29.0,317.0] ||  -> equal(multiply(sk_c6,sk_c10),sk_c9)**.
% 0.19/0.47  324[5:MRR:27.0,317.0] ||  -> equal(multiply(sk_c5,sk_c6),sk_c9)**.
% 0.19/0.47  345[5:SpL:324.0,62.1] || equal(inverse(sk_c5),sk_c6) equal(sk_c9,sk_c9) equal(multiply(sk_c6,sk_c10),sk_c9)** -> .
% 0.19/0.47  346[5:Obv:345.1] || equal(inverse(sk_c5),sk_c6) equal(multiply(sk_c6,sk_c10),sk_c9)** -> .
% 0.19/0.47  347[5:Rew:323.0,346.1,319.0,346.0] || equal(sk_c6,sk_c6)* equal(sk_c9,sk_c9) -> .
% 0.19/0.47  348[5:Obv:347.1] ||  -> .
% 0.19/0.47  349[4:Spt:348.0,52.1,67.0] || equal(inverse(sk_c2),sk_c10)** -> .
% 0.19/0.47  350[4:Spt:348.0,52.0] ||  -> equal(inverse(sk_c5),sk_c6)**.
% 0.19/0.47  355[4:MRR:53.0,349.0] ||  -> equal(multiply(sk_c6,sk_c10),sk_c9)**.
% 0.19/0.47  356[4:MRR:51.0,349.0] ||  -> equal(multiply(sk_c5,sk_c6),sk_c9)**.
% 0.19/0.47  377[4:SpL:356.0,62.1] || equal(inverse(sk_c5),sk_c6) equal(sk_c9,sk_c9) equal(multiply(sk_c6,sk_c10),sk_c9)** -> .
% 0.19/0.47  378[4:Obv:377.1] || equal(inverse(sk_c5),sk_c6) equal(multiply(sk_c6,sk_c10),sk_c9)** -> .
% 0.19/0.47  379[4:Rew:355.0,378.1,350.0,378.0] || equal(sk_c6,sk_c6)* equal(sk_c9,sk_c9) -> .
% 0.19/0.47  380[4:Obv:379.1] ||  -> .
% 0.19/0.47  381[3:Spt:380.0,4.1,65.0] || equal(inverse(sk_c10),sk_c9)** -> .
% 0.19/0.47  382[3:Spt:380.0,4.0] ||  -> equal(inverse(sk_c5),sk_c6)**.
% 0.19/0.47  387[3:MRR:5.0,381.0] ||  -> equal(multiply(sk_c6,sk_c10),sk_c9)**.
% 0.19/0.47  388[3:MRR:3.0,381.0] ||  -> equal(multiply(sk_c5,sk_c6),sk_c9)**.
% 0.19/0.47  409[3:SpL:388.0,62.1] || equal(inverse(sk_c5),sk_c6) equal(sk_c9,sk_c9) equal(multiply(sk_c6,sk_c10),sk_c9)** -> .
% 0.19/0.47  410[3:Obv:409.1] || equal(inverse(sk_c5),sk_c6) equal(multiply(sk_c6,sk_c10),sk_c9)** -> .
% 0.19/0.47  411[3:Rew:387.0,410.1,382.0,410.0] || equal(sk_c6,sk_c6)* equal(sk_c9,sk_c9) -> .
% 0.19/0.47  412[3:Obv:411.1] ||  -> .
% 0.19/0.47  413[2:Spt:412.0,12.1,63.0] || equal(inverse(sk_c9),sk_c10)** -> .
% 0.19/0.47  414[2:Spt:412.0,12.0] ||  -> equal(inverse(sk_c5),sk_c6)**.
% 0.19/0.47  419[2:MRR:13.0,413.0] ||  -> equal(multiply(sk_c6,sk_c10),sk_c9)**.
% 0.19/0.47  420[2:MRR:11.0,413.0] ||  -> equal(multiply(sk_c5,sk_c6),sk_c9)**.
% 0.19/0.47  440[2:SpL:420.0,62.1] || equal(inverse(sk_c5),sk_c6) equal(sk_c9,sk_c9) equal(multiply(sk_c6,sk_c10),sk_c9)** -> .
% 0.19/0.47  441[2:Obv:440.1] || equal(inverse(sk_c5),sk_c6) equal(multiply(sk_c6,sk_c10),sk_c9)** -> .
% 0.19/0.47  442[2:Rew:419.0,441.1,414.0,441.0] || equal(sk_c6,sk_c6)* equal(sk_c9,sk_c9) -> .
% 0.19/0.47  443[2:Obv:442.1] ||  -> .
% 0.19/0.47  444[1:Spt:443.0,61.1,61.2,61.3,61.4,61.5,61.7,61.9,61.10,61.11] || equal(inverse(u),sk_c10) equal(inverse(v),sk_c10) equal(inverse(w),sk_c9) equal(inverse(sk_c9),sk_c10) equal(inverse(sk_c10),sk_c9) equal(multiply(v,sk_c10),x)*+ equal(multiply(u,sk_c9),sk_c10)** equal(multiply(w,sk_c9),sk_c10)** equal(multiply(sk_c10,x),sk_c9)** -> .
% 0.19/0.47  445[1:EqR:444.5] || equal(inverse(u),sk_c10) equal(inverse(v),sk_c10) equal(inverse(w),sk_c9) equal(inverse(sk_c9),sk_c10) equal(inverse(sk_c10),sk_c9) equal(multiply(u,sk_c9),sk_c10)** equal(multiply(w,sk_c9),sk_c10)** equal(multiply(sk_c10,multiply(v,sk_c10)),sk_c9)** -> .
% 0.19/0.47  447[2:Spt:4.1] ||  -> equal(inverse(sk_c10),sk_c9)**.
% 0.19/0.47  450[2:Rew:447.0,445.4] || equal(inverse(u),sk_c10) equal(inverse(v),sk_c10) equal(inverse(w),sk_c9) equal(inverse(sk_c9),sk_c10) equal(sk_c9,sk_c9) equal(multiply(u,sk_c9),sk_c10)** equal(multiply(w,sk_c9),sk_c10)** equal(multiply(sk_c10,multiply(v,sk_c10)),sk_c9)** -> .
% 0.19/0.47  451[2:Obv:450.4] || equal(inverse(u),sk_c10) equal(inverse(v),sk_c10) equal(inverse(w),sk_c9) equal(inverse(sk_c9),sk_c10) equal(multiply(u,sk_c9),sk_c10)** equal(multiply(w,sk_c9),sk_c10)** equal(multiply(sk_c10,multiply(v,sk_c10)),sk_c9)** -> .
% 0.19/0.47  455[3:Spt:16.1] ||  -> equal(inverse(sk_c9),sk_c10)**.
% 0.19/0.47  458[3:Rew:455.0,451.3] || equal(inverse(u),sk_c10) equal(inverse(v),sk_c10) equal(inverse(w),sk_c9) equal(sk_c10,sk_c10) equal(multiply(u,sk_c9),sk_c10)** equal(multiply(w,sk_c9),sk_c10)** equal(multiply(sk_c10,multiply(v,sk_c10)),sk_c9)** -> .
% 0.19/0.47  459[3:Obv:458.3] || equal(inverse(u),sk_c10) equal(inverse(v),sk_c10) equal(inverse(w),sk_c9) equal(multiply(u,sk_c9),sk_c10)** equal(multiply(w,sk_c9),sk_c10)** equal(multiply(sk_c10,multiply(v,sk_c10)),sk_c9)** -> .
% 0.19/0.47  463[4:Spt:28.1] ||  -> equal(inverse(sk_c1),sk_c9)**.
% 0.19/0.47  467[5:Spt:20.1] ||  -> equal(multiply(sk_c1,sk_c9),sk_c10)**.
% 0.19/0.47  480[2:SpR:447.0,59.0] ||  -> equal(multiply(sk_c9,sk_c10),identity)**.
% 0.19/0.47  481[3:SpR:455.0,59.0] ||  -> equal(multiply(sk_c10,sk_c9),identity)**.
% 0.19/0.47  482[4:SpR:463.0,59.0] ||  -> equal(multiply(sk_c9,sk_c1),identity)**.
% 0.19/0.47  488[3:SpR:481.0,60.0] ||  -> equal(multiply(sk_c10,multiply(sk_c9,u)),multiply(identity,u))**.
% 0.19/0.47  490[3:Rew:58.0,488.0] ||  -> equal(multiply(sk_c10,multiply(sk_c9,u)),u)**.
% 0.19/0.47  492[0:SpR:111.0,111.0] ||  -> equal(multiply(inverse(inverse(u)),v),multiply(u,v))**.
% 0.19/0.47  495[5:SpR:467.0,111.0] ||  -> equal(multiply(inverse(sk_c1),sk_c10),sk_c9)**.
% 0.19/0.47  499[0:SpR:59.0,111.0] ||  -> equal(multiply(inverse(inverse(u)),identity),u)**.
% 0.19/0.47  506[5:Rew:480.0,495.0,463.0,495.0] ||  -> equal(identity,sk_c9)**.
% 0.19/0.47  507[5:Rew:506.0,58.0] ||  -> equal(multiply(sk_c9,u),u)**.
% 0.19/0.47  509[5:Rew:506.0,480.0] ||  -> equal(multiply(sk_c9,sk_c10),sk_c9)**.
% 0.19/0.47  515[5:Rew:507.0,490.0] ||  -> equal(multiply(sk_c10,u),u)**.
% 0.19/0.47  517[5:Rew:507.0,509.0] ||  -> equal(sk_c9,sk_c10)**.
% 0.19/0.47  518[5:Rew:517.0,447.0] ||  -> equal(inverse(sk_c10),sk_c10)**.
% 0.19/0.47  524[5:Rew:517.0,459.2] || equal(inverse(u),sk_c10) equal(inverse(v),sk_c10) equal(inverse(w),sk_c10) equal(multiply(u,sk_c9),sk_c10)** equal(multiply(w,sk_c9),sk_c10)** equal(multiply(sk_c10,multiply(v,sk_c10)),sk_c9)** -> .
% 0.19/0.47  526[5:Rew:517.0,506.0] ||  -> equal(identity,sk_c10)**.
% 0.19/0.47  546[5:Rew:526.0,499.0] ||  -> equal(multiply(inverse(inverse(u)),sk_c10),u)**.
% 0.19/0.47  554[5:Rew:492.0,546.0] ||  -> equal(multiply(u,sk_c10),u)**.
% 0.19/0.47  556[5:Con:524.2] || equal(inverse(u),sk_c10) equal(inverse(v),sk_c10) equal(multiply(u,sk_c9),sk_c10)** equal(multiply(sk_c10,multiply(v,sk_c10)),sk_c9)** -> .
% 0.19/0.47  557[5:Rew:554.0,556.3,515.0,556.3,517.0,556.3,554.0,556.2,517.0,556.2] || equal(inverse(u),sk_c10)** equal(inverse(v),sk_c10)** equal(u,sk_c10) equal(v,sk_c10) -> .
% 0.19/0.47  558[5:Con:557.1] || equal(inverse(u),sk_c10)** equal(u,sk_c10) -> .
% 0.19/0.47  620[5:SpL:518.0,558.0] || equal(sk_c10,sk_c10)* equal(sk_c10,sk_c10)* -> .
% 0.19/0.47  622[5:Obv:620.1] ||  -> .
% 0.19/0.47  623[5:Spt:622.0,20.1,467.0] || equal(multiply(sk_c1,sk_c9),sk_c10)** -> .
% 0.19/0.47  624[5:Spt:622.0,20.0] ||  -> equal(inverse(sk_c5),sk_c6)**.
% 0.19/0.47  627[5:MRR:24.1,623.0] ||  -> equal(inverse(sk_c7),sk_c10)**.
% 0.19/0.47  629[0:Rew:492.0,499.0] ||  -> equal(multiply(u,identity),u)**.
% 0.19/0.47  630[5:MRR:23.1,623.0] ||  -> equal(multiply(sk_c7,sk_c10),sk_c8)**.
% 0.19/0.47  631[5:MRR:22.1,623.0] ||  -> equal(multiply(sk_c10,sk_c8),sk_c9)**.
% 0.19/0.47  632[5:MRR:21.1,623.0] ||  -> equal(multiply(sk_c6,sk_c10),sk_c9)**.
% 0.19/0.47  633[5:MRR:19.1,623.0] ||  -> equal(multiply(sk_c5,sk_c6),sk_c9)**.
% 0.19/0.47  650[5:SpR:630.0,111.0] ||  -> equal(multiply(inverse(sk_c7),sk_c8),sk_c10)**.
% 0.19/0.47  652[5:Rew:627.0,650.0] ||  -> equal(multiply(sk_c10,sk_c8),sk_c10)**.
% 0.19/0.47  653[5:Rew:631.0,652.0] ||  -> equal(sk_c9,sk_c10)**.
% 0.19/0.47  655[5:Rew:653.0,455.0] ||  -> equal(inverse(sk_c10),sk_c10)**.
% 0.19/0.47  657[5:Rew:653.0,481.0] ||  -> equal(multiply(sk_c10,sk_c10),identity)**.
% 0.19/0.47  659[5:Rew:653.0,482.0] ||  -> equal(multiply(sk_c10,sk_c1),identity)**.
% 0.19/0.47  660[5:Rew:653.0,623.0] || equal(multiply(sk_c1,sk_c10),sk_c10)** -> .
% 0.19/0.47  664[5:Rew:653.0,631.0] ||  -> equal(multiply(sk_c10,sk_c8),sk_c10)**.
% 0.19/0.47  665[5:Rew:653.0,632.0] ||  -> equal(multiply(sk_c6,sk_c10),sk_c10)**.
% 0.19/0.47  666[5:Rew:653.0,633.0] ||  -> equal(multiply(sk_c5,sk_c6),sk_c10)**.
% 0.19/0.47  692[5:SpR:664.0,111.0] ||  -> equal(multiply(inverse(sk_c10),sk_c10),sk_c8)**.
% 0.19/0.47  694[5:Rew:655.0,692.0] ||  -> equal(multiply(sk_c10,sk_c10),sk_c8)**.
% 0.19/0.47  695[5:Rew:657.0,694.0] ||  -> equal(identity,sk_c8)**.
% 0.19/0.47  696[5:Rew:695.0,58.0] ||  -> equal(multiply(sk_c8,u),u)**.
% 0.19/0.47  699[5:Rew:695.0,629.0] ||  -> equal(multiply(u,sk_c8),u)**.
% 0.19/0.47  700[5:Rew:695.0,657.0] ||  -> equal(multiply(sk_c10,sk_c10),sk_c8)**.
% 0.19/0.47  701[5:Rew:695.0,659.0] ||  -> equal(multiply(sk_c10,sk_c1),sk_c8)**.
% 0.19/0.48  710[5:SpR:666.0,111.0] ||  -> equal(multiply(inverse(sk_c5),sk_c10),sk_c6)**.
% 0.19/0.48  712[5:Rew:665.0,710.0,624.0,710.0] ||  -> equal(sk_c6,sk_c10)**.
% 0.19/0.48  714[5:Rew:712.0,665.0] ||  -> equal(multiply(sk_c10,sk_c10),sk_c10)**.
% 0.19/0.48  719[5:Rew:700.0,714.0] ||  -> equal(sk_c8,sk_c10)**.
% 0.19/0.48  722[5:Rew:719.0,696.0] ||  -> equal(multiply(sk_c10,u),u)**.
% 0.19/0.48  723[5:Rew:719.0,699.0] ||  -> equal(multiply(u,sk_c10),u)**.
% 0.19/0.48  725[5:Rew:719.0,701.0] ||  -> equal(multiply(sk_c10,sk_c1),sk_c10)**.
% 0.19/0.48  738[5:Rew:723.0,660.0] || equal(sk_c1,sk_c10)** -> .
% 0.19/0.48  743[5:Rew:722.0,725.0] ||  -> equal(sk_c1,sk_c10)**.
% 0.19/0.48  744[5:MRR:743.0,738.0] ||  -> .
% 0.19/0.48  756[4:Spt:744.0,28.1,463.0] || equal(inverse(sk_c1),sk_c9)** -> .
% 0.19/0.48  757[4:Spt:744.0,28.0] ||  -> equal(inverse(sk_c5),sk_c6)**.
% 0.19/0.48  758[4:MRR:32.1,756.0] ||  -> equal(inverse(sk_c7),sk_c10)**.
% 0.19/0.48  760[4:MRR:31.0,756.0] ||  -> equal(multiply(sk_c7,sk_c10),sk_c8)**.
% 0.19/0.48  761[4:MRR:30.0,756.0] ||  -> equal(multiply(sk_c10,sk_c8),sk_c9)**.
% 0.19/0.48  762[4:MRR:29.0,756.0] ||  -> equal(multiply(sk_c6,sk_c10),sk_c9)**.
% 0.19/0.48  763[4:MRR:27.0,756.0] ||  -> equal(multiply(sk_c5,sk_c6),sk_c9)**.
% 0.19/0.48  776[2:SpR:480.0,111.0] ||  -> equal(multiply(inverse(sk_c9),identity),sk_c10)**.
% 0.19/0.48  786[4:SpR:760.0,111.0] ||  -> equal(multiply(inverse(sk_c7),sk_c8),sk_c10)**.
% 0.19/0.48  788[4:Rew:758.0,786.0] ||  -> equal(multiply(sk_c10,sk_c8),sk_c10)**.
% 0.19/0.48  789[4:Rew:761.0,788.0] ||  -> equal(sk_c9,sk_c10)**.
% 0.19/0.48  790[4:Rew:789.0,447.0] ||  -> equal(inverse(sk_c10),sk_c10)**.
% 0.19/0.48  792[4:Rew:789.0,480.0] ||  -> equal(multiply(sk_c10,sk_c10),identity)**.
% 0.19/0.48  797[4:Rew:789.0,761.0] ||  -> equal(multiply(sk_c10,sk_c8),sk_c10)**.
% 0.19/0.48  798[4:Rew:789.0,762.0] ||  -> equal(multiply(sk_c6,sk_c10),sk_c10)**.
% 0.19/0.48  799[4:Rew:789.0,763.0] ||  -> equal(multiply(sk_c5,sk_c6),sk_c10)**.
% 0.19/0.48  802[4:Rew:789.0,459.2] || equal(inverse(u),sk_c10) equal(inverse(v),sk_c10) equal(inverse(w),sk_c10) equal(multiply(u,sk_c9),sk_c10)** equal(multiply(w,sk_c9),sk_c10)** equal(multiply(sk_c10,multiply(v,sk_c10)),sk_c9)** -> .
% 0.19/0.48  804[4:Con:802.2] || equal(inverse(u),sk_c10) equal(inverse(v),sk_c10) equal(multiply(u,sk_c9),sk_c10)** equal(multiply(sk_c10,multiply(v,sk_c10)),sk_c9)** -> .
% 0.19/0.48  805[4:Rew:789.0,804.3,789.0,804.2] || equal(inverse(u),sk_c10) equal(inverse(v),sk_c10) equal(multiply(u,sk_c10),sk_c10)** equal(multiply(sk_c10,multiply(v,sk_c10)),sk_c10)** -> .
% 0.19/0.48  819[4:SpR:797.0,111.0] ||  -> equal(multiply(inverse(sk_c10),sk_c10),sk_c8)**.
% 0.19/0.48  821[4:Rew:792.0,819.0,790.0,819.0] ||  -> equal(identity,sk_c8)**.
% 0.19/0.48  822[4:Rew:821.0,792.0] ||  -> equal(multiply(sk_c10,sk_c10),sk_c8)**.
% 0.19/0.48  823[4:Rew:821.0,629.0] ||  -> equal(multiply(u,sk_c8),u)**.
% 0.19/0.48  824[4:Rew:821.0,58.0] ||  -> equal(multiply(sk_c8,u),u)**.
% 0.19/0.48  834[4:SpR:799.0,111.0] ||  -> equal(multiply(inverse(sk_c5),sk_c10),sk_c6)**.
% 0.19/0.48  836[4:Rew:798.0,834.0,757.0,834.0] ||  -> equal(sk_c6,sk_c10)**.
% 0.19/0.48  838[4:Rew:836.0,798.0] ||  -> equal(multiply(sk_c10,sk_c10),sk_c10)**.
% 0.19/0.48  843[4:Rew:822.0,838.0] ||  -> equal(sk_c8,sk_c10)**.
% 0.19/0.48  847[4:Rew:843.0,823.0] ||  -> equal(multiply(u,sk_c10),u)**.
% 0.19/0.48  848[4:Rew:843.0,824.0] ||  -> equal(multiply(sk_c10,u),u)**.
% 0.19/0.48  854[4:Rew:847.0,805.3] || equal(inverse(u),sk_c10) equal(inverse(v),sk_c10) equal(multiply(u,sk_c10),sk_c10)** equal(multiply(sk_c10,v),sk_c10)** -> .
% 0.19/0.48  871[4:Rew:848.0,854.3,847.0,854.2] || equal(inverse(u),sk_c10)** equal(inverse(v),sk_c10)** equal(u,sk_c10) equal(v,sk_c10) -> .
% 0.19/0.48  872[4:Con:871.1] || equal(inverse(u),sk_c10)** equal(u,sk_c10) -> .
% 0.19/0.48  930[4:SpL:790.0,872.0] || equal(sk_c10,sk_c10)* equal(sk_c10,sk_c10)* -> .
% 0.19/0.48  932[4:Obv:930.1] ||  -> .
% 0.19/0.48  933[3:Spt:932.0,16.1,455.0] || equal(inverse(sk_c9),sk_c10)** -> .
% 0.19/0.48  934[3:Spt:932.0,16.0] ||  -> equal(inverse(sk_c7),sk_c10)**.
% 0.19/0.48  937[2:Rew:629.0,776.0] ||  -> equal(inverse(sk_c9),sk_c10)**.
% 0.19/0.48  938[3:MRR:937.0,933.0] ||  -> .
% 0.19/0.48  946[2:Spt:938.0,4.1,447.0] || equal(inverse(sk_c10),sk_c9)** -> .
% 0.19/0.48  947[2:Spt:938.0,4.0] ||  -> equal(inverse(sk_c5),sk_c6)**.
% 0.19/0.48  948[2:MRR:8.1,946.0] ||  -> equal(inverse(sk_c7),sk_c10)**.
% 0.19/0.48  949[2:MRR:1.1,946.0] ||  -> equal(inverse(sk_c4),sk_c10)**.
% 0.19/0.48  950[2:MRR:7.0,946.0] ||  -> equal(multiply(sk_c7,sk_c10),sk_c8)**.
% 0.19/0.48  951[2:MRR:6.0,946.0] ||  -> equal(multiply(sk_c10,sk_c8),sk_c9)**.
% 0.19/0.48  952[2:MRR:5.0,946.0] ||  -> equal(multiply(sk_c6,sk_c10),sk_c9)**.
% 0.19/0.48  953[2:MRR:3.0,946.0] ||  -> equal(multiply(sk_c5,sk_c6),sk_c9)**.
% 0.19/0.48  954[2:MRR:2.0,946.0] ||  -> equal(multiply(sk_c4,sk_c9),sk_c10)**.
% 0.19/0.48  962[2:SpR:950.0,111.0] ||  -> equal(multiply(inverse(sk_c7),sk_c8),sk_c10)**.
% 0.19/0.48  964[2:Rew:948.0,962.0] ||  -> equal(multiply(sk_c10,sk_c8),sk_c10)**.
% 0.19/0.48  965[2:Rew:951.0,964.0] ||  -> equal(sk_c9,sk_c10)**.
% 0.19/0.48  966[2:Rew:965.0,946.0] || equal(inverse(sk_c10),sk_c10)** -> .
% 0.19/0.48  967[2:Rew:965.0,951.0] ||  -> equal(multiply(sk_c10,sk_c8),sk_c10)**.
% 0.19/0.48  968[2:Rew:965.0,952.0] ||  -> equal(multiply(sk_c6,sk_c10),sk_c10)**.
% 0.19/0.48  969[2:Rew:965.0,953.0] ||  -> equal(multiply(sk_c5,sk_c6),sk_c10)**.
% 0.19/0.48  970[2:Rew:965.0,954.0] ||  -> equal(multiply(sk_c4,sk_c10),sk_c10)**.
% 0.19/0.48  973[2:SpR:967.0,111.0] ||  -> equal(multiply(inverse(sk_c10),sk_c10),sk_c8)**.
% 0.19/0.48  975[2:Rew:59.0,973.0] ||  -> equal(identity,sk_c8)**.
% 0.19/0.48  977[2:Rew:975.0,629.0] ||  -> equal(multiply(u,sk_c8),u)**.
% 0.19/0.48  978[2:Rew:975.0,59.0] ||  -> equal(multiply(inverse(u),u),sk_c8)**.
% 0.19/0.48  984[2:SpR:968.0,111.0] ||  -> equal(multiply(inverse(sk_c6),sk_c10),sk_c10)**.
% 0.19/0.48  987[2:SpR:969.0,111.0] ||  -> equal(multiply(inverse(sk_c5),sk_c10),sk_c6)**.
% 0.19/0.48  989[2:Rew:968.0,987.0,947.0,987.0] ||  -> equal(sk_c6,sk_c10)**.
% 0.19/0.48  994[2:Rew:989.0,984.0] ||  -> equal(multiply(inverse(sk_c10),sk_c10),sk_c10)**.
% 0.19/0.48  996[2:Rew:978.0,994.0] ||  -> equal(sk_c8,sk_c10)**.
% 0.19/0.48  1000[2:Rew:996.0,977.0] ||  -> equal(multiply(u,sk_c10),u)**.
% 0.19/0.48  1008[2:Rew:1000.0,970.0] ||  -> equal(sk_c4,sk_c10)**.
% 0.19/0.48  1011[2:Rew:1008.0,949.0] ||  -> equal(inverse(sk_c10),sk_c10)**.
% 0.19/0.48  1014[2:MRR:1011.0,966.0] ||  -> .
% 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_7 prove_this_8 prove_this_11 prove_this_12 prove_this_13 prove_this_16 prove_this_19 prove_this_20 prove_this_21 prove_this_22 prove_this_23 prove_this_24 prove_this_27 prove_this_28 prove_this_29 prove_this_30 prove_this_31 prove_this_32 prove_this_35 prove_this_36 prove_this_37 prove_this_43 prove_this_44 prove_this_45 prove_this_51 prove_this_52 prove_this_53 prove_this_57 left_identity left_inverse associativity
% 0.19/0.48  
%------------------------------------------------------------------------------