TSTP Solution File: GRP412-1 by Waldmeister---710

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Waldmeister---710
% Problem  : GRP412-1 : TPTP v8.1.0. Released v2.6.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : woody %s

% Computer : n009.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 12:26:10 EDT 2022

% Result   : Unsatisfiable 0.57s 1.01s
% Output   : CNFRefutation 0.57s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : GRP412-1 : TPTP v8.1.0. Released v2.6.0.
% 0.07/0.13  % Command  : woody %s
% 0.12/0.34  % Computer : n009.cluster.edu
% 0.12/0.34  % Model    : x86_64 x86_64
% 0.12/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34  % Memory   : 8042.1875MB
% 0.12/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34  % CPULimit : 300
% 0.12/0.34  % WCLimit  : 600
% 0.12/0.34  % DateTime : Tue Jun 14 06:20:23 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 0.57/0.98  ********************************************************************************
% 0.57/0.98  *                             W A L D M E I S T E R           \|  \ /      \|/ *
% 0.57/0.98  *                                                              |/  |    \/  |  *
% 0.57/0.98  *              (C) 1994-2010  A. Buch and Th. Hillenbrand,      \ /      \ /   *
% 0.57/0.98  *                             A. Jaeger and B. Loechner          |        |    *
% 0.57/0.98  *                             <waldmeister@informatik.uni-kl.de>          |    *
% 0.57/0.98  ********************************************************************************
% 0.57/0.98  
% 0.57/0.98  
% 0.57/0.98  Goals:
% 0.57/0.98  ------
% 0.57/0.98  
% 0.57/0.98  (   1)  multiply(inverse(a1),a1) ?=? multiply(inverse(b1),b1)
% 0.57/0.98  
% 0.57/0.98  Detected structure: Orkus
% 0.57/0.98  ********************************************************************************
% 0.57/0.98  ****************************** COMPLETION - PROOF ******************************
% 0.57/0.98  ********************************************************************************
% 0.57/0.98  
% 0.57/1.01  joined goal:             1  multiply(inverse(a1),a1) ?= multiply(inverse(b1),b1) to multiply(inverse(multiply(b1,b1)),multiply(b1,b1))
% 0.57/1.01  goal joined
% 0.57/1.01  % SZS status Unsatisfiable
% 0.57/1.01  #START OF PROOF
% 0.57/1.01  % SZS output start CNFRefutation
% 0.57/1.01  cnf('0.1.0.0',axiom,
% 0.57/1.01      ( X1 = multiply(X2,inverse(multiply(multiply(multiply(inverse(X3),X3),inverse(multiply(inverse(multiply(X2,inverse(X3))),X1))),X3))) ),
% 0.57/1.01      file('/tmp/WALDMEISTER_30248_n009')).
% 0.57/1.01  cnf('0.1.1.0',plain,
% 0.57/1.01      ( X1 = multiply(X2,inverse(multiply(multiply(multiply(inverse(X3),X3),inverse(multiply(inverse(multiply(X2,inverse(X3))),X1))),X3))) ),
% 0.57/1.01      inference(weigh,[status(thm)],['0.1.0.0']),
% 0.57/1.01      [weight('<0,0,0,[0,0,0,1]>')]).
% 0.57/1.01  cnf('0.1.2.0',plain,
% 0.57/1.01      ( multiply(X1,inverse(multiply(multiply(multiply(inverse(X2),X2),inverse(multiply(inverse(multiply(X1,inverse(X2))),X3))),X2))) = X3 ),
% 0.57/1.01      inference(orient,[status(thm)],['0.1.1.0',theory(equality)]),
% 0.57/1.01      [x,rule_1]).
% 0.57/1.01  cnf('0.2.0.0',plain,
% 0.57/1.01      ( inverse(multiply(multiply(multiply(inverse(X1),X1),inverse(multiply(inverse(multiply(inverse(multiply(X2,inverse(X3))),inverse(X1))),X4))),X1)) = multiply(X2,inverse(multiply(multiply(multiply(inverse(X3),X3),inverse(X4)),X3))) ),
% 0.57/1.01      inference(cp,[status(thm)],['0.1.2.0','0.1.2.0',theory(equality)]),
% 0.57/1.01      [pos('L.2.1.1.2.1','L')]).
% 0.57/1.01  cnf('0.2.1.0',plain,
% 0.57/1.01      ( inverse(multiply(multiply(multiply(inverse(X1),X1),inverse(multiply(inverse(multiply(inverse(multiply(X2,inverse(X3))),inverse(X1))),X4))),X1)) = multiply(X2,inverse(multiply(multiply(multiply(inverse(X3),X3),inverse(X4)),X3))) ),
% 0.57/1.01      inference(weigh,[status(thm)],['0.2.0.0']),
% 0.57/1.01      [weight('<?,1,1,[0,0,0,10]>')]).
% 0.57/1.01  cnf('0.2.2.0',plain,
% 0.57/1.01      ( inverse(multiply(multiply(multiply(inverse(X1),X1),inverse(multiply(inverse(multiply(inverse(multiply(X2,inverse(X3))),inverse(X1))),X4))),X1)) = multiply(X2,inverse(multiply(multiply(multiply(inverse(X3),X3),inverse(X4)),X3))) ),
% 0.57/1.01      inference(activate,[status(thm)],['0.2.1.0']),
% 0.57/1.01      [equation_1]).
% 0.57/1.01  cnf('0.2.2.2',plain,
% 0.57/1.01      ( inverse(multiply(multiply(multiply(inverse(b1),b1),inverse(multiply(inverse(multiply(inverse(multiply(X1,inverse(X2))),inverse(b1))),X3))),b1)) = multiply(X1,inverse(multiply(multiply(multiply(inverse(X2),X2),inverse(X3)),X2))) ),
% 0.57/1.01      inference(instl,[status(thm)],['0.2.2.0',theory(equality)])).
% 0.57/1.01  cnf('0.3.0.0',plain,
% 0.57/1.01      ( X1 = multiply(inverse(multiply(X2,inverse(X3))),multiply(X2,inverse(multiply(multiply(multiply(inverse(X3),X3),inverse(X1)),X3)))) ),
% 0.57/1.01      inference(cp,[status(thm)],['0.1.2.0','0.2.2.0',theory(equality)]),
% 0.57/1.01      [pos('L.2','L')]).
% 0.57/1.01  cnf('0.3.1.0',plain,
% 0.57/1.01      ( X1 = multiply(inverse(multiply(X2,inverse(X3))),multiply(X2,inverse(multiply(multiply(multiply(inverse(X3),X3),inverse(X1)),X3)))) ),
% 0.57/1.01      inference(weigh,[status(thm)],['0.3.0.0']),
% 0.57/1.01      [weight('<379,2,1,[0,0,0,2]>')]).
% 0.57/1.01  cnf('0.3.2.0',plain,
% 0.57/1.01      ( multiply(inverse(multiply(X1,inverse(X2))),multiply(X1,inverse(multiply(multiply(multiply(inverse(X2),X2),inverse(X3)),X2)))) = X3 ),
% 0.57/1.01      inference(orient,[status(thm)],['0.3.1.0',theory(equality)]),
% 0.57/1.01      [x,rule_2]).
% 0.57/1.01  cnf('0.4.0.0',plain,
% 0.57/1.01      ( multiply(inverse(multiply(inverse(multiply(X1,inverse(X2))),inverse(X3))),X4) = multiply(inverse(multiply(X5,inverse(X3))),multiply(X5,multiply(X1,inverse(multiply(multiply(multiply(inverse(X2),X2),inverse(X4)),X2))))) ),
% 0.57/1.01      inference(cp,[status(thm)],['0.3.2.0','0.2.2.0',theory(equality)]),
% 0.57/1.01      [pos('L.2.2','L')]).
% 0.57/1.01  cnf('0.4.1.0',plain,
% 0.57/1.01      ( multiply(inverse(multiply(inverse(multiply(X1,inverse(X2))),inverse(X3))),X4) = multiply(inverse(multiply(X5,inverse(X3))),multiply(X5,multiply(X1,inverse(multiply(multiply(multiply(inverse(X2),X2),inverse(X4)),X2))))) ),
% 0.57/1.01      inference(weigh,[status(thm)],['0.4.0.0']),
% 0.57/1.01      [weight('<671,3,2,[1,0,0,8]>')]).
% 0.57/1.01  cnf('0.4.2.0',plain,
% 0.57/1.01      ( multiply(inverse(multiply(X1,inverse(X2))),multiply(X1,multiply(X3,inverse(multiply(multiply(multiply(inverse(X4),X4),inverse(X5)),X4))))) = multiply(inverse(multiply(inverse(multiply(X3,inverse(X4))),inverse(X2))),X5) ),
% 0.57/1.01      inference(orient,[status(thm)],['0.4.1.0',theory(equality)]),
% 0.57/1.01      [x,rule_3]).
% 0.57/1.01  cnf('0.5.0.0',plain,
% 0.57/1.01      ( multiply(inverse(multiply(inverse(multiply(X1,inverse(X2))),inverse(X3))),multiply(inverse(multiply(X1,inverse(X2))),X4)) = multiply(inverse(multiply(X5,inverse(X3))),multiply(X5,X4)) ),
% 0.57/1.01      inference(cp,[status(thm)],['0.4.2.0','0.1.2.0',theory(equality)]),
% 0.57/1.01      [pos('L.2.2','L')]).
% 0.57/1.01  cnf('0.5.1.0',plain,
% 0.57/1.01      ( multiply(inverse(multiply(inverse(multiply(X1,inverse(X2))),inverse(X3))),multiply(inverse(multiply(X1,inverse(X2))),X4)) = multiply(inverse(multiply(X5,inverse(X3))),multiply(X5,X4)) ),
% 0.57/1.01      inference(weigh,[status(thm)],['0.5.0.0']),
% 0.57/1.01      [weight('<728,4,1,[1,0,0,8]>')]).
% 0.57/1.01  cnf('0.5.2.0',plain,
% 0.57/1.01      ( multiply(inverse(multiply(inverse(multiply(X1,inverse(X2))),inverse(X3))),multiply(inverse(multiply(X1,inverse(X2))),X4)) = multiply(inverse(multiply(X5,inverse(X3))),multiply(X5,X4)) ),
% 0.57/1.01      inference(activate,[status(thm)],['0.5.1.0']),
% 0.57/1.01      [equation_2]).
% 0.57/1.01  cnf('0.5.2.1',plain,
% 0.57/1.01      ( multiply(inverse(multiply(inverse(multiply(X1,inverse(X2))),inverse(X3))),multiply(inverse(multiply(X1,inverse(X2))),X4)) = multiply(inverse(multiply(b1,inverse(X3))),multiply(b1,X4)) ),
% 0.57/1.01      inference(instr,[status(thm)],['0.5.2.0',theory(equality)])).
% 0.57/1.01  cnf('0.5.2.2',plain,
% 0.57/1.01      ( multiply(inverse(multiply(inverse(multiply(b1,inverse(b1))),inverse(X2))),multiply(inverse(multiply(b1,inverse(b1))),X3)) = multiply(inverse(multiply(X1,inverse(X2))),multiply(X1,X3)) ),
% 0.57/1.01      inference(instl,[status(thm)],['0.5.2.0',theory(equality)])).
% 0.57/1.01  cnf('0.6.0.0',plain,
% 0.57/1.01      ( multiply(inverse(multiply(X1,inverse(X2))),multiply(X1,X3)) = multiply(inverse(multiply(X4,inverse(X2))),multiply(X4,X3)) ),
% 0.57/1.01      inference(cp,[status(thm)],['0.5.2.0','0.5.2.0',theory(equality)]),
% 0.57/1.01      [pos('L','L')]).
% 0.57/1.01  cnf('0.6.1.0',plain,
% 0.57/1.01      ( multiply(inverse(multiply(X1,inverse(X2))),multiply(X1,X3)) = multiply(inverse(multiply(X4,inverse(X2))),multiply(X4,X3)) ),
% 0.57/1.01      inference(weigh,[status(thm)],['0.6.0.0']),
% 0.57/1.01      [weight('<360,5,5,[1,0,0,0]>')]).
% 0.57/1.01  cnf('0.6.2.0',plain,
% 0.57/1.01      ( multiply(inverse(multiply(X1,inverse(X2))),multiply(X1,X3)) = multiply(inverse(multiply(X4,inverse(X2))),multiply(X4,X3)) ),
% 0.57/1.01      inference(activate,[status(thm)],['0.6.1.0']),
% 0.57/1.01      [equation_3]).
% 0.57/1.01  cnf('0.6.2.1',plain,
% 0.57/1.01      ( multiply(inverse(multiply(X1,inverse(X2))),multiply(X1,X3)) = multiply(inverse(multiply(b1,inverse(X2))),multiply(b1,X3)) ),
% 0.57/1.01      inference(instr,[status(thm)],['0.6.2.0',theory(equality)])).
% 0.57/1.01  cnf('0.6.2.2',plain,
% 0.57/1.01      ( multiply(inverse(multiply(b1,inverse(X2))),multiply(b1,X3)) = multiply(inverse(multiply(X1,inverse(X2))),multiply(X1,X3)) ),
% 0.57/1.01      inference(instl,[status(thm)],['0.6.2.0',theory(equality)])).
% 0.57/1.01  cnf('0.7.0.0',plain,
% 0.57/1.01      ( multiply(X1,inverse(multiply(multiply(multiply(inverse(X2),X2),inverse(multiply(inverse(multiply(X1,inverse(X2))),X3))),X2))) = inverse(multiply(multiply(multiply(inverse(X4),X4),inverse(multiply(inverse(multiply(X5,inverse(X4))),multiply(X5,X3)))),X4)) ),
% 0.57/1.01      inference(cp,[status(thm)],['0.2.2.0','0.6.2.0',theory(equality)]),
% 0.57/1.01      [pos('L.1.1.2.1','L')]).
% 0.57/1.01  cnf('0.7.0.1',plain,
% 0.57/1.01      ( X3 = inverse(multiply(multiply(multiply(inverse(X4),X4),inverse(multiply(inverse(multiply(X5,inverse(X4))),multiply(X5,X3)))),X4)) ),
% 0.57/1.01      inference(reduction,[status(thm)],['0.7.0.0','0.1.2.0',theory(equality)]),
% 0.57/1.01      [pos('L','L')]).
% 0.57/1.01  cnf('0.7.1.0',plain,
% 0.57/1.01      ( X3 = inverse(multiply(multiply(multiply(inverse(X4),X4),inverse(multiply(inverse(multiply(X5,inverse(X4))),multiply(X5,X3)))),X4)) ),
% 0.57/1.01      inference(weigh,[status(thm)],['0.7.0.1']),
% 0.57/1.01      [weight('<379,6,2,[0,0,0,8]>')]).
% 0.57/1.01  cnf('0.7.2.0',plain,
% 0.57/1.01      ( inverse(multiply(multiply(multiply(inverse(X1),X1),inverse(multiply(inverse(multiply(X2,inverse(X1))),multiply(X2,X3)))),X1)) = X3 ),
% 0.57/1.01      inference(orient,[status(thm)],['0.7.1.0',theory(equality)]),
% 0.57/1.01      [x,rule_4]).
% 0.57/1.01  cnf('0.8.0.0',plain,
% 0.57/1.01      ( multiply(inverse(multiply(X1,inverse(multiply(multiply(multiply(inverse(X2),X2),inverse(multiply(inverse(multiply(X3,inverse(X2))),multiply(X3,X4)))),X2)))),multiply(X1,X5)) = multiply(inverse(multiply(X6,X4)),multiply(X6,X5)) ),
% 0.57/1.01      inference(cp,[status(thm)],['0.6.2.0','0.7.2.0',theory(equality)]),
% 0.57/1.01      [pos('L.1.1.2','L')]).
% 0.57/1.01  cnf('0.8.0.1',plain,
% 0.57/1.01      ( multiply(inverse(multiply(X1,X4)),multiply(X1,X5)) = multiply(inverse(multiply(X6,X4)),multiply(X6,X5)) ),
% 0.57/1.01      inference(reduction,[status(thm)],['0.8.0.0','0.7.2.0',theory(equality)]),
% 0.57/1.01      [pos('L.1.1.2','L')]).
% 0.57/1.01  cnf('0.8.1.0',plain,
% 0.57/1.01      ( multiply(inverse(multiply(X1,X4)),multiply(X1,X5)) = multiply(inverse(multiply(X6,X4)),multiply(X6,X5)) ),
% 0.57/1.01      inference(weigh,[status(thm)],['0.8.0.1']),
% 0.57/1.01      [weight('<288,7,6,[0,0,0,4]>')]).
% 0.57/1.01  cnf('0.8.2.0',plain,
% 0.57/1.01      ( multiply(inverse(multiply(X1,X2)),multiply(X1,X3)) = multiply(inverse(multiply(X4,X2)),multiply(X4,X3)) ),
% 0.57/1.01      inference(activate,[status(thm)],['0.8.1.0']),
% 0.57/1.01      [equation_4]).
% 0.57/1.01  cnf('0.8.2.1',plain,
% 0.57/1.01      ( multiply(inverse(multiply(X1,X2)),multiply(X1,X3)) = multiply(inverse(multiply(b1,X2)),multiply(b1,X3)) ),
% 0.57/1.01      inference(instr,[status(thm)],['0.8.2.0',theory(equality)])).
% 0.57/1.01  cnf('0.8.2.2',plain,
% 0.57/1.01      ( multiply(inverse(multiply(b1,X2)),multiply(b1,X3)) = multiply(inverse(multiply(X1,X2)),multiply(X1,X3)) ),
% 0.57/1.01      inference(instl,[status(thm)],['0.8.2.0',theory(equality)])).
% 0.57/1.01  cnf('0.20.0.0',plain,
% 0.57/1.01      ( multiply(inverse(multiply(X1,X2)),multiply(X1,X3)) = multiply(X4,multiply(multiply(multiply(inverse(X2),X2),inverse(multiply(inverse(multiply(X5,inverse(X2))),multiply(X5,X4)))),X3)) ),
% 0.57/1.01      inference(cp,[status(thm)],['0.8.2.0','0.7.2.0',theory(equality)]),
% 0.57/1.01      [pos('L.1','L')]).
% 0.57/1.01  cnf('0.20.1.0',plain,
% 0.57/1.01      ( multiply(inverse(multiply(X1,X2)),multiply(X1,X3)) = multiply(X4,multiply(multiply(multiply(inverse(X2),X2),inverse(multiply(inverse(multiply(X5,inverse(X2))),multiply(X5,X4)))),X3)) ),
% 0.57/1.01      inference(weigh,[status(thm)],['0.20.0.0']),
% 0.57/1.01      [weight('<783,8,7,[1,0,0,1]>')]).
% 0.57/1.01  cnf('0.20.2.0',plain,
% 0.57/1.01      ( multiply(inverse(multiply(X1,X2)),multiply(X1,X3)) = multiply(X4,multiply(multiply(multiply(inverse(X2),X2),inverse(multiply(inverse(multiply(X5,inverse(X2))),multiply(X5,X4)))),X3)) ),
% 0.57/1.01      inference(activate,[status(thm)],['0.20.1.0']),
% 0.57/1.01      [equation_8]).
% 0.57/1.01  cnf('0.20.2.1',plain,
% 0.57/1.01      ( multiply(inverse(multiply(X1,X2)),multiply(X1,X3)) = multiply(b1,multiply(multiply(multiply(inverse(X2),X2),inverse(multiply(inverse(multiply(b1,inverse(X2))),multiply(b1,b1)))),X3)) ),
% 0.57/1.01      inference(instr,[status(thm)],['0.20.2.0',theory(equality)])).
% 0.57/1.01  cnf('0.20.2.2',plain,
% 0.57/1.01      ( multiply(inverse(multiply(b1,X2)),multiply(b1,X4)) = multiply(X1,multiply(multiply(multiply(inverse(X2),X2),inverse(multiply(inverse(multiply(X3,inverse(X2))),multiply(X3,X1)))),X4)) ),
% 0.57/1.01      inference(instl,[status(thm)],['0.20.2.0',theory(equality)])).
% 0.57/1.01  cnf('0.23.0.0',plain,
% 0.57/1.01      ( multiply(multiply(multiply(inverse(X1),X1),inverse(multiply(inverse(multiply(multiply(inverse(X2),X2),inverse(X1))),X3))),X1) = multiply(inverse(multiply(X4,inverse(X2))),multiply(X4,inverse(multiply(X3,X2)))) ),
% 0.57/1.01      inference(cp,[status(thm)],['0.3.2.0','0.1.2.0',theory(equality)]),
% 0.57/1.01      [pos('L.2.2.1.1','L')]).
% 0.57/1.01  cnf('0.23.1.0',plain,
% 0.57/1.01      ( multiply(multiply(multiply(inverse(X1),X1),inverse(multiply(inverse(multiply(multiply(inverse(X2),X2),inverse(X1))),X3))),X1) = multiply(inverse(multiply(X4,inverse(X2))),multiply(X4,inverse(multiply(X3,X2)))) ),
% 0.57/1.01      inference(weigh,[status(thm)],['0.23.0.0']),
% 0.57/1.01      [weight('<960,3,1,[1,0,0,10]>')]).
% 0.57/1.01  cnf('0.23.2.0',plain,
% 0.57/1.01      ( multiply(multiply(multiply(inverse(X1),X1),inverse(multiply(inverse(multiply(multiply(inverse(X2),X2),inverse(X1))),X3))),X1) = multiply(inverse(multiply(X4,inverse(X2))),multiply(X4,inverse(multiply(X3,X2)))) ),
% 0.57/1.01      inference(activate,[status(thm)],['0.23.1.0']),
% 0.57/1.01      [equation_10]).
% 0.57/1.01  cnf('0.23.2.1',plain,
% 0.57/1.01      ( multiply(multiply(multiply(inverse(X1),X1),inverse(multiply(inverse(multiply(multiply(inverse(X2),X2),inverse(X1))),X3))),X1) = multiply(inverse(multiply(b1,inverse(X2))),multiply(b1,inverse(multiply(X3,X2)))) ),
% 0.57/1.01      inference(instr,[status(thm)],['0.23.2.0',theory(equality)])).
% 0.57/1.01  cnf('0.23.2.2',plain,
% 0.57/1.01      ( multiply(multiply(multiply(inverse(b1),b1),inverse(multiply(inverse(multiply(multiply(inverse(X2),X2),inverse(b1))),X3))),b1) = multiply(inverse(multiply(X1,inverse(X2))),multiply(X1,inverse(multiply(X3,X2)))) ),
% 0.57/1.01      inference(instl,[status(thm)],['0.23.2.0',theory(equality)])).
% 0.57/1.01  cnf('0.30.0.0',plain,
% 0.57/1.01      ( multiply(inverse(multiply(X1,X2)),multiply(X1,X2)) = multiply(X3,multiply(inverse(multiply(X4,inverse(X5))),multiply(X4,inverse(multiply(multiply(multiply(inverse(X5),X5),X3),X5))))) ),
% 0.57/1.01      inference(cp,[status(thm)],['0.20.2.0','0.23.2.0',theory(equality)]),
% 0.57/1.01      [pos('R.2','L')]).
% 0.57/1.01  cnf('0.30.1.0',plain,
% 0.57/1.01      ( multiply(inverse(multiply(X1,X2)),multiply(X1,X2)) = multiply(X3,multiply(inverse(multiply(X4,inverse(X5))),multiply(X4,inverse(multiply(multiply(multiply(inverse(X5),X5),X3),X5))))) ),
% 0.57/1.01      inference(weigh,[status(thm)],['0.30.0.0']),
% 0.57/1.01      [weight('<783,23,20,[0,0,1,2]>')]).
% 0.57/1.01  cnf('0.30.2.0',plain,
% 0.57/1.01      ( multiply(inverse(multiply(X1,X2)),multiply(X1,X2)) = multiply(X3,multiply(inverse(multiply(X4,inverse(X5))),multiply(X4,inverse(multiply(multiply(multiply(inverse(X5),X5),X3),X5))))) ),
% 0.57/1.01      inference(activate,[status(thm)],['0.30.1.0']),
% 0.57/1.01      [equation_11]).
% 0.57/1.01  cnf('0.30.2.1',plain,
% 0.57/1.01      ( multiply(inverse(multiply(X1,X2)),multiply(X1,X2)) = multiply(b1,multiply(inverse(multiply(b1,inverse(b1))),multiply(b1,inverse(multiply(multiply(multiply(inverse(b1),b1),b1),b1))))) ),
% 0.57/1.01      inference(instr,[status(thm)],['0.30.2.0',theory(equality)])).
% 0.57/1.01  cnf('0.30.2.2',plain,
% 0.57/1.01      ( multiply(inverse(multiply(b1,b1)),multiply(b1,b1)) = multiply(X1,multiply(inverse(multiply(X2,inverse(X3))),multiply(X2,inverse(multiply(multiply(multiply(inverse(X3),X3),X1),X3))))) ),
% 0.57/1.01      inference(instl,[status(thm)],['0.30.2.0',theory(equality)])).
% 0.57/1.01  cnf('0.31.0.0',plain,
% 0.57/1.01      ( multiply(inverse(multiply(X1,X2)),multiply(X1,X2)) = multiply(inverse(X3),multiply(inverse(multiply(X4,inverse(X5))),inverse(multiply(multiply(multiply(inverse(X6),X6),inverse(multiply(inverse(multiply(inverse(multiply(X4,inverse(X5))),inverse(X6))),X3))),X6)))) ),
% 0.57/1.01      inference(cp,[status(thm)],['0.30.2.0','0.2.2.0',theory(equality)]),
% 0.57/1.01      [pos('R.2.2','R')]).
% 0.57/1.01  cnf('0.31.0.1',plain,
% 0.57/1.01      ( multiply(inverse(multiply(X1,X2)),multiply(X1,X2)) = multiply(inverse(X3),X3) ),
% 0.57/1.01      inference(reduction,[status(thm)],['0.31.0.0','0.1.2.0',theory(equality)]),
% 0.57/1.01      [pos('R.2','L')]).
% 0.57/1.01  cnf('0.31.1.0',plain,
% 0.57/1.01      ( multiply(inverse(multiply(X1,X2)),multiply(X1,X2)) = multiply(inverse(X3),X3) ),
% 0.57/1.01      inference(weigh,[status(thm)],['0.31.0.1']),
% 0.57/1.01      [weight('<168,30,2,[1,1,1,8]>')]).
% 0.57/1.01  cnf('0.31.2.0',plain,
% 0.57/1.01      ( multiply(inverse(multiply(X1,X2)),multiply(X1,X2)) = multiply(inverse(X3),X3) ),
% 0.57/1.01      inference(activate,[status(thm)],['0.31.1.0']),
% 0.57/1.01      [equation_12]).
% 0.57/1.01  cnf('0.31.2.1',plain,
% 0.57/1.01      ( multiply(inverse(multiply(X1,X2)),multiply(X1,X2)) = multiply(inverse(b1),b1) ),
% 0.57/1.01      inference(instr,[status(thm)],['0.31.2.0',theory(equality)])).
% 0.57/1.01  cnf('0.31.2.2',plain,
% 0.57/1.01      ( multiply(inverse(multiply(b1,b1)),multiply(b1,b1)) = multiply(inverse(X1),X1) ),
% 0.57/1.01      inference(instl,[status(thm)],['0.31.2.0',theory(equality)])).
% 0.57/1.01  cnf('1.0.0.0',conjecture,
% 0.57/1.01      ( multiply(inverse(a1),a1) = multiply(inverse(b1),b1) ),
% 0.57/1.01      file('/tmp/WALDMEISTER_30248_n009',conjecture_1)).
% 0.57/1.01  cnf('1.0.0.1',plain,
% 0.57/1.01      ( multiply(inverse(multiply(b1,b1)),multiply(b1,b1)) = multiply(inverse(b1),b1) ),
% 0.57/1.01      inference(reduction,[status(thm)],['1.0.0.0','0.31.2.2',theory(equality)]),
% 0.57/1.01      [pos('L','R')]).
% 0.57/1.01  cnf('1.0.0.2',plain,
% 0.57/1.01      ( multiply(inverse(multiply(b1,b1)),multiply(b1,b1)) = multiply(inverse(multiply(b1,b1)),multiply(b1,b1)) ),
% 0.57/1.01      inference(reduction,[status(thm)],['1.0.0.1','0.31.2.2',theory(equality)]),
% 0.57/1.01      [pos('R','R')]).
% 0.57/1.01  cnf('1.0.0.3',plain,
% 0.57/1.01      ( $true ),
% 0.57/1.01      inference(trivial,[status(thm)],['1.0.0.2',theory(equality)]),
% 0.57/1.01      [conjecture_1]).
% 0.57/1.01  
% 0.57/1.01  Proved Goals:
% 0.57/1.01  No.  1:  multiply(inverse(a1),a1) ?= multiply(inverse(b1),b1) joined, current: multiply(inverse(multiply(b1,b1)),multiply(b1,b1)) = multiply(inverse(multiply(b1,b1)),multiply(b1,b1))
% 0.57/1.01  1 goal was specified, which was proved.
% 0.57/1.01  % SZS output end CNFRefutation
% 0.57/1.01  #END OF PROOF
% 0.57/1.01  
% 0.57/1.01  Problem         WALDMEISTER_30248_n009 
% 0.57/1.01  CPs.gen                 3444 
% 0.57/1.01  CPs.reexp                  0 
% 0.57/1.01  Select                   167 
% 0.57/1.01  R                         19 
% 0.57/1.01  E                         12 
% 0.57/1.01  vsize                   6.5M 
% 0.57/1.01  rss                     3.7M 
% 0.57/1.01  process.time          0.036s 
% 0.57/1.01  wallclock.time        0.036s 
% 0.57/1.01  status                     S
% 0.57/1.01  
% 0.57/1.01  
% 0.57/1.01  Waldmeister states: Goal proved.
% 0.57/1.01  % SZS status Unsatisfiable
%------------------------------------------------------------------------------