TSTP Solution File: GRP401-1 by E---3.1

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : E---3.1
% Problem  : GRP401-1 : TPTP v8.1.2. Released v2.5.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_E %s %d THM

% Computer : n014.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 : 2400s
% WCLimit  : 300s
% DateTime : Tue Oct 10 17:40:00 EDT 2023

% Result   : Unsatisfiable 54.72s 7.46s
% Output   : CNFRefutation 54.72s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   31
%            Number of leaves      :    6
% Syntax   : Number of clauses     :  119 ( 100 unt;   0 nHn;  19 RR)
%            Number of literals    :  138 ( 137 equ;  21 neg)
%            Maximal clause size   :    2 (   1 avg)
%            Maximal term depth    :    5 (   2 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   3 con; 0-2 aty)
%            Number of variables   :  307 (  23 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(left_cancellation,axiom,
    ( X2 = X3
    | multiply(X1,X2) != multiply(X1,X3) ),
    file('/export/starexec/sandbox/tmp/tmp.Kvr0ipeSxg/E---3.1_13777.p',left_cancellation) ).

cnf(commutator,axiom,
    multiply(X1,X2) = multiply(X2,multiply(X1,commutator(X1,X2))),
    file('/export/starexec/sandbox/tmp/tmp.Kvr0ipeSxg/E---3.1_13777.p',commutator) ).

cnf(associativity_of_multiply,axiom,
    multiply(multiply(X1,X2),X3) = multiply(X1,multiply(X2,X3)),
    file('/export/starexec/sandbox/tmp/tmp.Kvr0ipeSxg/E---3.1_13777.p',associativity_of_multiply) ).

cnf(commutator_distributes_over_product,axiom,
    commutator(multiply(X1,X2),X3) = multiply(commutator(X1,X3),commutator(X2,X3)),
    file('/export/starexec/sandbox/tmp/tmp.Kvr0ipeSxg/E---3.1_13777.p',commutator_distributes_over_product) ).

cnf(right_cancellation,axiom,
    ( X1 = X3
    | multiply(X1,X2) != multiply(X3,X2) ),
    file('/export/starexec/sandbox/tmp/tmp.Kvr0ipeSxg/E---3.1_13777.p',right_cancellation) ).

cnf(prove_nilpotency,negated_conjecture,
    multiply(commutator(a,b),c) != multiply(c,commutator(a,b)),
    file('/export/starexec/sandbox/tmp/tmp.Kvr0ipeSxg/E---3.1_13777.p',prove_nilpotency) ).

cnf(c_0_6,axiom,
    ( X2 = X3
    | multiply(X1,X2) != multiply(X1,X3) ),
    left_cancellation ).

cnf(c_0_7,axiom,
    multiply(X1,X2) = multiply(X2,multiply(X1,commutator(X1,X2))),
    commutator ).

cnf(c_0_8,plain,
    ( X1 = multiply(X2,commutator(X2,X3))
    | multiply(X3,X1) != multiply(X2,X3) ),
    inference(spm,[status(thm)],[c_0_6,c_0_7]) ).

cnf(c_0_9,axiom,
    multiply(multiply(X1,X2),X3) = multiply(X1,multiply(X2,X3)),
    associativity_of_multiply ).

cnf(c_0_10,plain,
    multiply(X1,commutator(X1,X1)) = X1,
    inference(er,[status(thm)],[c_0_8]) ).

cnf(c_0_11,plain,
    multiply(X1,multiply(commutator(X1,X1),X2)) = multiply(X1,X2),
    inference(spm,[status(thm)],[c_0_9,c_0_10]) ).

cnf(c_0_12,axiom,
    commutator(multiply(X1,X2),X3) = multiply(commutator(X1,X3),commutator(X2,X3)),
    commutator_distributes_over_product ).

cnf(c_0_13,plain,
    multiply(X1,commutator(multiply(X1,X2),X1)) = multiply(X1,commutator(X2,X1)),
    inference(spm,[status(thm)],[c_0_11,c_0_12]) ).

cnf(c_0_14,plain,
    multiply(X1,commutator(commutator(X1,X1),X1)) = multiply(commutator(X1,X1),X1),
    inference(spm,[status(thm)],[c_0_7,c_0_11]) ).

cnf(c_0_15,axiom,
    ( X1 = X3
    | multiply(X1,X2) != multiply(X3,X2) ),
    right_cancellation ).

cnf(c_0_16,plain,
    multiply(commutator(X1,X1),X1) = X1,
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_13,c_0_10]),c_0_10]),c_0_14]) ).

cnf(c_0_17,plain,
    ( X1 = commutator(X2,X2)
    | multiply(X1,X2) != X2 ),
    inference(spm,[status(thm)],[c_0_15,c_0_16]) ).

cnf(c_0_18,plain,
    multiply(commutator(X1,X1),multiply(X1,X2)) = multiply(X1,X2),
    inference(spm,[status(thm)],[c_0_9,c_0_16]) ).

cnf(c_0_19,plain,
    ( X1 = commutator(X2,X2)
    | multiply(X2,X1) != X2 ),
    inference(spm,[status(thm)],[c_0_6,c_0_10]) ).

cnf(c_0_20,plain,
    multiply(X1,commutator(commutator(X1,X1),commutator(X1,X1))) = X1,
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_11,c_0_10]),c_0_10]) ).

cnf(c_0_21,plain,
    commutator(multiply(X1,X2),multiply(X1,X2)) = commutator(X1,X1),
    inference(spm,[status(thm)],[c_0_17,c_0_18]) ).

cnf(c_0_22,plain,
    multiply(commutator(X1,X1),multiply(X2,X1)) = multiply(X2,X1),
    inference(spm,[status(thm)],[c_0_18,c_0_7]) ).

cnf(c_0_23,plain,
    commutator(commutator(X1,X1),commutator(X1,X1)) = commutator(X1,X1),
    inference(spm,[status(thm)],[c_0_19,c_0_20]) ).

cnf(c_0_24,plain,
    commutator(X1,X1) = commutator(X2,X2),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_21,c_0_22]),c_0_21]),c_0_23]) ).

cnf(c_0_25,plain,
    multiply(commutator(X1,X1),X2) = X2,
    inference(spm,[status(thm)],[c_0_16,c_0_24]) ).

cnf(c_0_26,plain,
    multiply(X1,commutator(X2,X2)) = X1,
    inference(spm,[status(thm)],[c_0_10,c_0_24]) ).

cnf(c_0_27,plain,
    ( X1 = X2
    | multiply(X3,multiply(X4,X1)) != multiply(X3,multiply(X4,X2)) ),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_6,c_0_9]),c_0_9]) ).

cnf(c_0_28,plain,
    commutator(multiply(X1,X2),X1) = commutator(X2,X1),
    inference(spm,[status(thm)],[c_0_12,c_0_25]) ).

cnf(c_0_29,plain,
    commutator(multiply(X1,X2),X2) = commutator(X1,X2),
    inference(spm,[status(thm)],[c_0_12,c_0_26]) ).

cnf(c_0_30,plain,
    multiply(X1,commutator(multiply(X2,commutator(X2,X1)),X1)) = multiply(commutator(X2,X1),X1),
    inference(spm,[status(thm)],[c_0_7,c_0_12]) ).

cnf(c_0_31,plain,
    ( X1 = commutator(X2,X3)
    | multiply(X3,multiply(X2,X1)) != multiply(X2,X3) ),
    inference(spm,[status(thm)],[c_0_27,c_0_7]) ).

cnf(c_0_32,plain,
    commutator(multiply(X1,commutator(X1,X2)),X2) = commutator(X1,X2),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_28,c_0_7]),c_0_29]) ).

cnf(c_0_33,plain,
    commutator(multiply(X1,multiply(X2,X3)),X2) = commutator(multiply(X1,X3),X2),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_12,c_0_29]),c_0_12]),c_0_9]) ).

cnf(c_0_34,plain,
    multiply(X1,multiply(X2,multiply(commutator(X2,X1),X3))) = multiply(X2,multiply(X1,X3)),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_9,c_0_7]),c_0_9]),c_0_9]) ).

cnf(c_0_35,plain,
    multiply(commutator(X1,X2),X2) = multiply(X2,commutator(X1,X2)),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_30,c_0_28]),c_0_9]),c_0_7]),c_0_29]) ).

cnf(c_0_36,plain,
    ( commutator(X1,X1) = commutator(X2,X3)
    | multiply(X3,X2) != multiply(X2,X3) ),
    inference(spm,[status(thm)],[c_0_31,c_0_26]) ).

cnf(c_0_37,plain,
    commutator(multiply(X1,multiply(X2,commutator(X2,X3))),X3) = commutator(multiply(X1,X2),X3),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_12,c_0_32]),c_0_12]) ).

cnf(c_0_38,plain,
    commutator(multiply(X1,multiply(commutator(X2,X1),X3)),X2) = commutator(multiply(X1,X3),X2),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_33,c_0_34]),c_0_28]) ).

cnf(c_0_39,plain,
    commutator(multiply(X1,commutator(X2,X1)),X2) = commutator(X1,X2),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_33,c_0_7]),c_0_28]) ).

cnf(c_0_40,plain,
    multiply(commutator(X1,X2),multiply(X2,X3)) = multiply(X2,multiply(commutator(X1,X2),X3)),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_9,c_0_35]),c_0_9]) ).

cnf(c_0_41,plain,
    commutator(X1,X1) = commutator(commutator(X2,X3),X3),
    inference(spm,[status(thm)],[c_0_36,c_0_35]) ).

cnf(c_0_42,plain,
    commutator(multiply(X1,commutator(commutator(X2,X1),X2)),X2) = commutator(X1,X2),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_37,c_0_38]),c_0_39]) ).

cnf(c_0_43,plain,
    multiply(X1,commutator(X1,commutator(X1,X1))) = X1,
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_7,c_0_18]),c_0_10]) ).

cnf(c_0_44,plain,
    ( X1 = commutator(X2,commutator(X3,X2))
    | multiply(X2,multiply(commutator(X3,X2),X1)) != multiply(X2,commutator(X3,X2)) ),
    inference(spm,[status(thm)],[c_0_31,c_0_40]) ).

cnf(c_0_45,plain,
    commutator(multiply(commutator(X1,X2),X3),X2) = commutator(X3,X2),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_12,c_0_41]),c_0_25]) ).

cnf(c_0_46,plain,
    ( X1 = commutator(X2,X2)
    | multiply(X3,multiply(X4,X1)) != multiply(X3,X4) ),
    inference(spm,[status(thm)],[c_0_27,c_0_26]) ).

cnf(c_0_47,plain,
    multiply(X1,multiply(X2,commutator(commutator(X2,X1),X2))) = multiply(X1,X2),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_7,c_0_42]),c_0_9]),c_0_12]),c_0_35]),c_0_39]),c_0_7]),c_0_9]),c_0_35]) ).

cnf(c_0_48,plain,
    commutator(X1,commutator(X1,X1)) = commutator(X1,X1),
    inference(spm,[status(thm)],[c_0_19,c_0_43]) ).

cnf(c_0_49,plain,
    commutator(commutator(X1,X2),X2) = commutator(X2,commutator(X1,X2)),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_44,c_0_7]),c_0_35])]) ).

cnf(c_0_50,plain,
    commutator(commutator(multiply(X1,X2),X3),X3) = commutator(commutator(X2,X3),X3),
    inference(spm,[status(thm)],[c_0_45,c_0_12]) ).

cnf(c_0_51,plain,
    commutator(commutator(X1,X2),X1) = commutator(X3,X3),
    inference(spm,[status(thm)],[c_0_46,c_0_47]) ).

cnf(c_0_52,plain,
    commutator(X1,commutator(X2,X2)) = commutator(X2,X2),
    inference(spm,[status(thm)],[c_0_48,c_0_24]) ).

cnf(c_0_53,plain,
    commutator(X1,commutator(multiply(X2,X3),X1)) = commutator(X1,commutator(X3,X1)),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_49,c_0_33]),c_0_50]),c_0_49]) ).

cnf(c_0_54,plain,
    multiply(commutator(X1,X2),X1) = multiply(X1,commutator(X1,X2)),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_7,c_0_51]),c_0_26]) ).

cnf(c_0_55,plain,
    multiply(X1,multiply(X2,multiply(X1,commutator(X2,X1)))) = multiply(X2,multiply(X1,X1)),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_7,c_0_29]),c_0_9]),c_0_9]) ).

cnf(c_0_56,plain,
    multiply(X1,commutator(commutator(X2,X3),X2)) = X1,
    inference(spm,[status(thm)],[c_0_26,c_0_51]) ).

cnf(c_0_57,plain,
    multiply(commutator(X1,X2),multiply(X1,X3)) = multiply(X1,multiply(commutator(X1,X2),X3)),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_34,c_0_51]),c_0_25]) ).

cnf(c_0_58,plain,
    commutator(X1,commutator(commutator(X2,X3),X2)) = commutator(commutator(X2,X3),X2),
    inference(spm,[status(thm)],[c_0_52,c_0_51]) ).

cnf(c_0_59,plain,
    commutator(X1,commutator(commutator(X2,X3),X1)) = commutator(X1,commutator(X3,X1)),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_53,c_0_35]),c_0_53]) ).

cnf(c_0_60,plain,
    commutator(multiply(X1,multiply(X2,X3)),multiply(X1,X2)) = commutator(X3,multiply(X1,X2)),
    inference(spm,[status(thm)],[c_0_28,c_0_9]) ).

cnf(c_0_61,plain,
    commutator(X1,X1) = commutator(X2,commutator(X2,X3)),
    inference(spm,[status(thm)],[c_0_36,c_0_54]) ).

cnf(c_0_62,plain,
    ( X1 = commutator(X2,multiply(X3,X4))
    | multiply(X3,multiply(X4,multiply(X2,X1))) != multiply(X2,multiply(X3,X4)) ),
    inference(spm,[status(thm)],[c_0_31,c_0_9]) ).

cnf(c_0_63,plain,
    multiply(X1,multiply(X2,multiply(X2,commutator(X2,X1)))) = multiply(X2,multiply(X1,X2)),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_34,c_0_55]),c_0_56]),c_0_57]),c_0_54]) ).

cnf(c_0_64,plain,
    commutator(commutator(X1,X2),X1) = commutator(X1,commutator(X2,X1)),
    inference(spm,[status(thm)],[c_0_58,c_0_59]) ).

cnf(c_0_65,plain,
    commutator(commutator(X1,X2),multiply(X2,X1)) = commutator(multiply(X1,X2),multiply(X2,X1)),
    inference(spm,[status(thm)],[c_0_60,c_0_7]) ).

cnf(c_0_66,plain,
    commutator(multiply(X1,X2),commutator(X1,X3)) = commutator(X2,commutator(X1,X3)),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_12,c_0_61]),c_0_25]) ).

cnf(c_0_67,plain,
    commutator(X1,multiply(X2,X1)) = commutator(X1,X2),
    inference(spm,[status(thm)],[c_0_62,c_0_63]) ).

cnf(c_0_68,plain,
    commutator(multiply(X1,X2),commutator(X2,X3)) = commutator(X1,commutator(X2,X3)),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_12,c_0_61]),c_0_26]) ).

cnf(c_0_69,plain,
    ( X1 = multiply(X2,X3)
    | multiply(X1,X4) != multiply(X2,multiply(X3,X4)) ),
    inference(spm,[status(thm)],[c_0_15,c_0_9]) ).

cnf(c_0_70,plain,
    ( multiply(commutator(X1,X2),X3) = commutator(X4,X4)
    | multiply(X1,multiply(X2,X3)) != multiply(X2,X1) ),
    inference(spm,[status(thm)],[c_0_46,c_0_34]) ).

cnf(c_0_71,plain,
    commutator(X1,commutator(X2,multiply(X2,X1))) = commutator(multiply(X1,X2),multiply(X2,X1)),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_64,c_0_28]),c_0_65]),c_0_66]) ).

cnf(c_0_72,plain,
    commutator(multiply(X1,X2),multiply(X2,X1)) = commutator(X2,commutator(X1,X2)),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_49,c_0_67]),c_0_65]),c_0_68]) ).

cnf(c_0_73,plain,
    commutator(X1,X1) = commutator(X2,commutator(X3,X2)),
    inference(spm,[status(thm)],[c_0_36,c_0_35]) ).

cnf(c_0_74,plain,
    ( X1 = multiply(X2,X3)
    | multiply(X1,commutator(X3,X2)) != multiply(X3,X2) ),
    inference(spm,[status(thm)],[c_0_69,c_0_7]) ).

cnf(c_0_75,plain,
    multiply(commutator(X1,X2),commutator(X2,X1)) = commutator(X3,X3),
    inference(spm,[status(thm)],[c_0_70,c_0_7]) ).

cnf(c_0_76,plain,
    commutator(X1,commutator(X2,multiply(X2,X1))) = commutator(X2,commutator(X1,X2)),
    inference(rw,[status(thm)],[c_0_71,c_0_72]) ).

cnf(c_0_77,plain,
    commutator(multiply(X1,X2),commutator(X3,X1)) = commutator(X2,commutator(X3,X1)),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_12,c_0_73]),c_0_25]) ).

cnf(c_0_78,plain,
    commutator(multiply(X1,commutator(X2,X3)),X3) = commutator(X1,X3),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_12,c_0_41]),c_0_26]) ).

cnf(c_0_79,plain,
    ( X1 = commutator(X2,X3)
    | multiply(X1,commutator(X4,X3)) != commutator(multiply(X2,X4),X3) ),
    inference(spm,[status(thm)],[c_0_15,c_0_12]) ).

cnf(c_0_80,plain,
    ( commutator(X1,X2) = multiply(X1,X2)
    | commutator(X3,X3) != multiply(X2,X1) ),
    inference(spm,[status(thm)],[c_0_74,c_0_75]) ).

cnf(c_0_81,plain,
    commutator(commutator(X1,X2),commutator(X2,X1)) = commutator(X2,commutator(X1,X2)),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_76,c_0_7]),c_0_67]),c_0_77]),c_0_78]) ).

cnf(c_0_82,plain,
    ( X1 = commutator(X2,multiply(X2,X3))
    | multiply(X1,commutator(X3,X2)) != commutator(X4,X4) ),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_79,c_0_24]),c_0_67]) ).

cnf(c_0_83,plain,
    commutator(multiply(X1,commutator(X2,X3)),X2) = commutator(X1,X2),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_12,c_0_51]),c_0_26]) ).

cnf(c_0_84,plain,
    multiply(commutator(X1,X2),commutator(X2,X1)) = commutator(X2,commutator(X1,X2)),
    inference(sr,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_80,c_0_75]),c_0_81]),c_0_24]) ).

cnf(c_0_85,plain,
    multiply(X1,commutator(X2,commutator(X3,X2))) = X1,
    inference(spm,[status(thm)],[c_0_26,c_0_73]) ).

cnf(c_0_86,plain,
    commutator(X1,multiply(X1,X2)) = commutator(X1,X2),
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_82,c_0_75]),c_0_24]) ).

cnf(c_0_87,plain,
    multiply(X1,commutator(commutator(X1,X1),X1)) = X1,
    inference(rw,[status(thm)],[c_0_14,c_0_16]) ).

cnf(c_0_88,plain,
    commutator(commutator(multiply(X1,X2),X3),X2) = commutator(commutator(X1,X3),X2),
    inference(spm,[status(thm)],[c_0_83,c_0_12]) ).

cnf(c_0_89,plain,
    commutator(X1,multiply(X2,multiply(X3,X1))) = commutator(X1,multiply(X2,X3)),
    inference(spm,[status(thm)],[c_0_67,c_0_9]) ).

cnf(c_0_90,plain,
    commutator(commutator(X1,X2),multiply(X3,commutator(X2,X1))) = commutator(X3,commutator(X2,X1)),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_60,c_0_84]),c_0_85]),c_0_86]) ).

cnf(c_0_91,plain,
    commutator(commutator(X1,X1),X1) = commutator(X1,X1),
    inference(spm,[status(thm)],[c_0_19,c_0_87]) ).

cnf(c_0_92,plain,
    commutator(commutator(X1,multiply(X2,multiply(X1,X3))),X3) = commutator(commutator(X1,X2),X3),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_88,c_0_67]),c_0_88]) ).

cnf(c_0_93,plain,
    commutator(X1,commutator(X2,X3)) = commutator(commutator(X3,X2),X1),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_89,c_0_84]),c_0_85]),c_0_90]) ).

cnf(c_0_94,plain,
    multiply(commutator(X1,commutator(X2,X1)),X3) = X3,
    inference(spm,[status(thm)],[c_0_25,c_0_73]) ).

cnf(c_0_95,plain,
    commutator(multiply(X1,X2),commutator(X3,X2)) = commutator(X1,commutator(X3,X2)),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_12,c_0_73]),c_0_26]) ).

cnf(c_0_96,plain,
    commutator(commutator(X1,X1),X2) = commutator(X1,X1),
    inference(spm,[status(thm)],[c_0_91,c_0_24]) ).

cnf(c_0_97,plain,
    commutator(X1,commutator(multiply(X2,X1),X3)) = commutator(commutator(X3,X2),X1),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_92,c_0_93]),c_0_33]) ).

cnf(c_0_98,plain,
    commutator(commutator(X1,X2),multiply(X1,X3)) = commutator(X3,commutator(X2,X1)),
    inference(spm,[status(thm)],[c_0_77,c_0_93]) ).

cnf(c_0_99,plain,
    commutator(X1,commutator(X2,multiply(X3,X1))) = commutator(commutator(X3,X2),X1),
    inference(rw,[status(thm)],[c_0_88,c_0_93]) ).

cnf(c_0_100,plain,
    multiply(commutator(X1,multiply(X2,X3)),commutator(X3,X2)) = commutator(multiply(X1,X3),multiply(X2,X3)),
    inference(spm,[status(thm)],[c_0_12,c_0_67]) ).

cnf(c_0_101,plain,
    multiply(commutator(X1,X2),multiply(commutator(X2,X1),X3)) = X3,
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_9,c_0_84]),c_0_94]) ).

cnf(c_0_102,plain,
    commutator(multiply(commutator(X1,X2),X3),commutator(X4,X1)) = commutator(X3,commutator(X4,X1)),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_66,c_0_83]),c_0_9]),c_0_66]) ).

cnf(c_0_103,plain,
    commutator(multiply(X1,multiply(X2,X3)),X3) = commutator(multiply(X1,X2),X3),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_12,c_0_29]),c_0_12]) ).

cnf(c_0_104,plain,
    multiply(commutator(X1,X2),multiply(commutator(X3,X2),X4)) = multiply(commutator(multiply(X1,X3),X2),X4),
    inference(spm,[status(thm)],[c_0_9,c_0_12]) ).

cnf(c_0_105,plain,
    commutator(multiply(X1,commutator(X1,X2)),commutator(X3,X2)) = commutator(X1,commutator(X3,X2)),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_77,c_0_7]),c_0_95]) ).

cnf(c_0_106,plain,
    commutator(multiply(commutator(X1,X2),X3),commutator(X4,X2)) = commutator(X3,commutator(X4,X2)),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_66,c_0_78]),c_0_9]),c_0_66]) ).

cnf(c_0_107,plain,
    commutator(commutator(commutator(X1,X2),X2),X3) = commutator(commutator(X1,X2),X2),
    inference(spm,[status(thm)],[c_0_96,c_0_41]) ).

cnf(c_0_108,plain,
    multiply(X1,multiply(X2,multiply(commutator(X1,X3),commutator(X2,X1)))) = multiply(X2,multiply(X1,commutator(X1,X3))),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_7,c_0_83]),c_0_9]),c_0_9]),c_0_54]) ).

cnf(c_0_109,plain,
    commutator(commutator(X1,X2),X3) = commutator(X2,commutator(X1,X3)),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_97,c_0_60]),c_0_68]),c_0_28]),c_0_98]),c_0_99]) ).

cnf(c_0_110,plain,
    multiply(commutator(X1,X2),commutator(X2,commutator(X3,X4))) = commutator(multiply(X1,commutator(X4,X3)),X2),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_100,c_0_101]),c_0_102]),c_0_103]) ).

cnf(c_0_111,plain,
    multiply(commutator(X1,X2),multiply(X3,commutator(X3,X2))) = multiply(commutator(multiply(X1,X3),X2),X3),
    inference(spm,[status(thm)],[c_0_104,c_0_54]) ).

cnf(c_0_112,plain,
    commutator(commutator(X1,X2),commutator(X3,X2)) = commutator(X2,commutator(X1,X2)),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_105,c_0_106]),c_0_107]),c_0_49]) ).

cnf(c_0_113,plain,
    multiply(commutator(multiply(X1,X2),X3),X2) = multiply(X2,commutator(multiply(X2,X1),X3)),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_108,c_0_104]),c_0_109]),c_0_110]),c_0_9]),c_0_7]),c_0_111]) ).

cnf(c_0_114,plain,
    commutator(multiply(X1,X2),X3) = commutator(multiply(X2,X1),X3),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_7,c_0_104]),c_0_12]),c_0_112]),c_0_85]) ).

cnf(c_0_115,plain,
    commutator(X1,X1) = commutator(X2,commutator(X3,X4)),
    inference(sr,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_36,c_0_113]),c_0_88]),c_0_109]),c_0_114]) ).

cnf(c_0_116,negated_conjecture,
    multiply(commutator(a,b),c) != multiply(c,commutator(a,b)),
    prove_nilpotency ).

cnf(c_0_117,plain,
    multiply(commutator(X1,X2),X3) = multiply(X3,commutator(X1,X2)),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_7,c_0_115]),c_0_26]) ).

cnf(c_0_118,negated_conjecture,
    $false,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_116,c_0_117])]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.13  % Problem    : GRP401-1 : TPTP v8.1.2. Released v2.5.0.
% 0.07/0.14  % Command    : run_E %s %d THM
% 0.14/0.35  % Computer : n014.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   : 2400
% 0.14/0.35  % WCLimit    : 300
% 0.14/0.35  % DateTime   : Tue Oct  3 02:57:34 EDT 2023
% 0.14/0.35  % CPUTime    : 
% 0.20/0.49  Running first-order theorem proving
% 0.20/0.49  Running: /export/starexec/sandbox/solver/bin/eprover --delete-bad-limit=2000000000 --definitional-cnf=24 -s --print-statistics -R --print-version --proof-object --auto-schedule=8 --cpu-limit=300 /export/starexec/sandbox/tmp/tmp.Kvr0ipeSxg/E---3.1_13777.p
% 54.72/7.46  # Version: 3.1pre001
% 54.72/7.46  # Preprocessing class: FSSSSMSSSSSNFFN.
% 54.72/7.46  # Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 54.72/7.46  # Starting G-E--_302_C18_F1_URBAN_RG_S04BN with 1500s (5) cores
% 54.72/7.46  # Starting new_bool_3 with 300s (1) cores
% 54.72/7.46  # Starting new_bool_1 with 300s (1) cores
% 54.72/7.46  # Starting sh5l with 300s (1) cores
% 54.72/7.46  # sh5l with pid 13907 completed with status 0
% 54.72/7.46  # Result found by sh5l
% 54.72/7.46  # Preprocessing class: FSSSSMSSSSSNFFN.
% 54.72/7.46  # Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 54.72/7.46  # Starting G-E--_302_C18_F1_URBAN_RG_S04BN with 1500s (5) cores
% 54.72/7.46  # Starting new_bool_3 with 300s (1) cores
% 54.72/7.46  # Starting new_bool_1 with 300s (1) cores
% 54.72/7.46  # Starting sh5l with 300s (1) cores
% 54.72/7.46  # SinE strategy is gf500_gu_R04_F100_L20000
% 54.72/7.46  # Search class: FHUPS-FFSF22-MFFFFFNN
% 54.72/7.46  # Scheduled 6 strats onto 1 cores with 300 seconds (300 total)
% 54.72/7.46  # Starting H----_102_C18_F1_PI_AE_Q4_CS_SP_PS_S5PRR_S2S with 160s (1) cores
% 54.72/7.46  # H----_102_C18_F1_PI_AE_Q4_CS_SP_PS_S5PRR_S2S with pid 13915 completed with status 0
% 54.72/7.46  # Result found by H----_102_C18_F1_PI_AE_Q4_CS_SP_PS_S5PRR_S2S
% 54.72/7.46  # Preprocessing class: FSSSSMSSSSSNFFN.
% 54.72/7.46  # Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 54.72/7.46  # Starting G-E--_302_C18_F1_URBAN_RG_S04BN with 1500s (5) cores
% 54.72/7.46  # Starting new_bool_3 with 300s (1) cores
% 54.72/7.46  # Starting new_bool_1 with 300s (1) cores
% 54.72/7.46  # Starting sh5l with 300s (1) cores
% 54.72/7.46  # SinE strategy is gf500_gu_R04_F100_L20000
% 54.72/7.46  # Search class: FHUPS-FFSF22-MFFFFFNN
% 54.72/7.46  # Scheduled 6 strats onto 1 cores with 300 seconds (300 total)
% 54.72/7.46  # Starting H----_102_C18_F1_PI_AE_Q4_CS_SP_PS_S5PRR_S2S with 160s (1) cores
% 54.72/7.46  # Preprocessing time       : 0.001 s
% 54.72/7.46  # Presaturation interreduction done
% 54.72/7.46  
% 54.72/7.46  # Proof found!
% 54.72/7.46  # SZS status Unsatisfiable
% 54.72/7.46  # SZS output start CNFRefutation
% See solution above
% 54.72/7.46  # Parsed axioms                        : 6
% 54.72/7.46  # Removed by relevancy pruning/SinE    : 0
% 54.72/7.46  # Initial clauses                      : 6
% 54.72/7.46  # Removed in clause preprocessing      : 0
% 54.72/7.46  # Initial clauses in saturation        : 6
% 54.72/7.46  # Processed clauses                    : 14235
% 54.72/7.46  # ...of these trivial                  : 795
% 54.72/7.46  # ...subsumed                          : 12432
% 54.72/7.46  # ...remaining for further processing  : 1008
% 54.72/7.46  # Other redundant clauses eliminated   : 128
% 54.72/7.46  # Clauses deleted for lack of memory   : 0
% 54.72/7.46  # Backward-subsumed                    : 50
% 54.72/7.46  # Backward-rewritten                   : 403
% 54.72/7.46  # Generated clauses                    : 373992
% 54.72/7.46  # ...of the previous two non-redundant : 310564
% 54.72/7.46  # ...aggressively subsumed             : 0
% 54.72/7.46  # Contextual simplify-reflections      : 0
% 54.72/7.46  # Paramodulations                      : 373769
% 54.72/7.46  # Factorizations                       : 0
% 54.72/7.46  # NegExts                              : 0
% 54.72/7.46  # Equation resolutions                 : 223
% 54.72/7.46  # Total rewrite steps                  : 785714
% 54.72/7.46  # Propositional unsat checks           : 0
% 54.72/7.46  #    Propositional check models        : 0
% 54.72/7.46  #    Propositional check unsatisfiable : 0
% 54.72/7.46  #    Propositional clauses             : 0
% 54.72/7.46  #    Propositional clauses after purity: 0
% 54.72/7.46  #    Propositional unsat core size     : 0
% 54.72/7.46  #    Propositional preprocessing time  : 0.000
% 54.72/7.46  #    Propositional encoding time       : 0.000
% 54.72/7.46  #    Propositional solver time         : 0.000
% 54.72/7.46  #    Success case prop preproc time    : 0.000
% 54.72/7.46  #    Success case prop encoding time   : 0.000
% 54.72/7.46  #    Success case prop solver time     : 0.000
% 54.72/7.46  # Current number of processed clauses  : 549
% 54.72/7.46  #    Positive orientable unit clauses  : 130
% 54.72/7.46  #    Positive unorientable unit clauses: 21
% 54.72/7.46  #    Negative unit clauses             : 0
% 54.72/7.46  #    Non-unit-clauses                  : 398
% 54.72/7.46  # Current number of unprocessed clauses: 289928
% 54.72/7.46  # ...number of literals in the above   : 475177
% 54.72/7.46  # Current number of archived formulas  : 0
% 54.72/7.46  # Current number of archived clauses   : 459
% 54.72/7.46  # Clause-clause subsumption calls (NU) : 64973
% 54.72/7.46  # Rec. Clause-clause subsumption calls : 64973
% 54.72/7.46  # Non-unit clause-clause subsumptions  : 6568
% 54.72/7.46  # Unit Clause-clause subsumption calls : 2653
% 54.72/7.46  # Rewrite failures with RHS unbound    : 5771
% 54.72/7.46  # BW rewrite match attempts            : 10693
% 54.72/7.46  # BW rewrite match successes           : 1780
% 54.72/7.46  # Condensation attempts                : 0
% 54.72/7.46  # Condensation successes               : 0
% 54.72/7.46  # Termbank termtop insertions          : 5914644
% 54.72/7.46  
% 54.72/7.46  # -------------------------------------------------
% 54.72/7.46  # User time                : 6.459 s
% 54.72/7.46  # System time              : 0.289 s
% 54.72/7.46  # Total time               : 6.748 s
% 54.72/7.46  # Maximum resident set size: 1620 pages
% 54.72/7.46  
% 54.72/7.46  # -------------------------------------------------
% 54.72/7.46  # User time                : 6.462 s
% 54.72/7.46  # System time              : 0.289 s
% 54.72/7.46  # Total time               : 6.751 s
% 54.72/7.46  # Maximum resident set size: 1668 pages
% 54.72/7.46  % E---3.1 exiting
% 54.72/7.47  % E---3.1 exiting
%------------------------------------------------------------------------------