TSTP Solution File: GRP473-1 by EQP---0.9e

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : EQP---0.9e
% Problem  : GRP473-1 : TPTP v8.1.0. Released v2.6.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_eqp %s

% Computer : n013.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 08:47:34 EDT 2022

% Result   : Unsatisfiable 6.43s 6.80s
% Output   : Refutation 6.43s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   33
%            Number of leaves      :    3
% Syntax   : Number of clauses     :  107 ( 107 unt;   0 nHn;   8 RR)
%            Number of literals    :  107 (   0 equ;   7 neg)
%            Maximal clause size   :    1 (   1 avg)
%            Maximal term depth    :   11 (   2 avg)
%            Number of predicates  :    2 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   2 con; 0-2 aty)
%            Number of variables   :  553 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,plain,
    equal(divide(divide(inverse(divide(A,B)),divide(divide(C,D),A)),divide(D,C)),B),
    file('GRP473-1.p',unknown),
    [] ).

cnf(2,plain,
    equal(multiply(A,B),divide(A,inverse(B))),
    file('GRP473-1.p',unknown),
    [] ).

cnf(3,plain,
    equal(divide(A,inverse(B)),multiply(A,B)),
    inference(flip,[status(thm),theory(equality)],[2]),
    [iquote('flip(2)')] ).

cnf(4,plain,
    ~ equal(multiply(multiply(inverse(b2),b2),a2),a2),
    file('GRP473-1.p',unknown),
    [] ).

cnf(5,plain,
    ~ equal(multiply(divide(inverse(b2),inverse(b2)),a2),a2),
    inference(para,[status(thm),theory(equality)],[2,4]),
    [iquote('para(2,4)')] ).

cnf(6,plain,
    equal(divide(divide(inverse(A),divide(divide(B,C),divide(inverse(divide(D,A)),divide(divide(E,F),D)))),divide(C,B)),divide(F,E)),
    inference(para,[status(thm),theory(equality)],[1,1]),
    [iquote('para(1,1)')] ).

cnf(7,plain,
    equal(divide(divide(inverse(divide(A,B)),divide(C,A)),divide(divide(D,E),divide(inverse(divide(F,C)),divide(divide(E,D),F)))),B),
    inference(para,[status(thm),theory(equality)],[1,1]),
    [iquote('para(1,1)')] ).

cnf(8,plain,
    equal(divide(divide(inverse(divide(divide(A,B),C)),D),divide(divide(divide(B,A),E),inverse(divide(E,D)))),C),
    inference(para,[status(thm),theory(equality)],[1,1]),
    [iquote('para(1,1)')] ).

cnf(10,plain,
    ~ equal(divide(divide(inverse(b2),inverse(b2)),inverse(a2)),a2),
    inference(para,[status(thm),theory(equality)],[2,5]),
    [iquote('para(2,5)')] ).

cnf(11,plain,
    equal(divide(divide(inverse(multiply(A,B)),divide(divide(C,D),A)),divide(D,C)),inverse(B)),
    inference(para,[status(thm),theory(equality)],[3,1]),
    [iquote('para(3,1)')] ).

cnf(12,plain,
    equal(divide(divide(inverse(divide(A,B)),divide(multiply(C,D),A)),divide(inverse(D),C)),B),
    inference(para,[status(thm),theory(equality)],[3,1]),
    [iquote('para(3,1)')] ).

cnf(13,plain,
    equal(divide(divide(inverse(divide(inverse(A),B)),multiply(divide(C,D),A)),divide(D,C)),B),
    inference(para,[status(thm),theory(equality)],[3,1]),
    [iquote('para(3,1)')] ).

cnf(25,plain,
    equal(divide(divide(inverse(divide(inverse(A),B)),multiply(multiply(C,D),A)),divide(inverse(D),C)),B),
    inference(para,[status(thm),theory(equality)],[3,12]),
    [iquote('para(3,12)')] ).

cnf(26,plain,
    equal(divide(divide(inverse(divide(A,B)),divide(multiply(inverse(C),D),A)),multiply(inverse(D),C)),B),
    inference(para,[status(thm),theory(equality)],[3,12]),
    [iquote('para(3,12)')] ).

cnf(37,plain,
    equal(divide(divide(inverse(A),divide(divide(B,C),divide(inverse(divide(D,A)),divide(E,D)))),divide(C,B)),divide(divide(F,G),divide(inverse(divide(H,E)),divide(divide(G,F),H)))),
    inference(para,[status(thm),theory(equality)],[7,1]),
    [iquote('para(7,1)')] ).

cnf(53,plain,
    equal(divide(divide(inverse(A),divide(divide(B,C),divide(inverse(divide(divide(D,E),A)),F))),divide(C,B)),divide(divide(divide(E,D),G),inverse(divide(G,F)))),
    inference(para,[status(thm),theory(equality)],[8,1]),
    [iquote('para(8,1)')] ).

cnf(60,plain,
    equal(divide(divide(inverse(divide(divide(A,B),C)),D),multiply(divide(divide(B,A),E),divide(E,D))),C),
    inference(para,[status(thm),theory(equality)],[3,8]),
    [iquote('para(3,8)')] ).

cnf(61,plain,
    equal(divide(divide(inverse(multiply(divide(A,B),C)),D),multiply(divide(divide(B,A),E),divide(E,D))),inverse(C)),
    inference(para,[status(thm),theory(equality)],[3,60]),
    [iquote('para(3,60)')] ).

cnf(110,plain,
    equal(divide(divide(inverse(multiply(divide(divide(A,B),divide(inverse(divide(C,D)),divide(divide(B,A),C))),E)),F),divide(divide(D,G),inverse(divide(G,F)))),inverse(E)),
    inference(para,[status(thm),theory(equality)],[7,11]),
    [iquote('para(7,11)')] ).

cnf(114,plain,
    equal(divide(divide(inverse(multiply(divide(divide(divide(A,B),C),inverse(divide(C,D))),E)),F),divide(D,inverse(divide(divide(B,A),F)))),inverse(E)),
    inference(para,[status(thm),theory(equality)],[8,11]),
    [iquote('para(8,11)')] ).

cnf(156,plain,
    equal(divide(divide(inverse(divide(divide(A,B),C)),D),divide(multiply(divide(B,A),E),inverse(divide(inverse(E),D)))),C),
    inference(para,[status(thm),theory(equality)],[13,1]),
    [iquote('para(13,1)')] ).

cnf(158,plain,
    equal(divide(divide(inverse(multiply(divide(A,B),C)),D),divide(multiply(divide(B,A),E),inverse(divide(inverse(E),D)))),inverse(C)),
    inference(para,[status(thm),theory(equality)],[3,156]),
    [iquote('para(3,156)')] ).

cnf(160,plain,
    equal(divide(divide(inverse(divide(divide(A,B),C)),D),multiply(multiply(divide(B,A),E),divide(inverse(E),D))),C),
    inference(para,[status(thm),theory(equality)],[3,156]),
    [iquote('para(3,156)')] ).

cnf(969,plain,
    equal(divide(divide(A,B),divide(inverse(divide(C,divide(D,E))),divide(divide(B,A),C))),divide(E,D)),
    inference(para,[status(thm),theory(equality)],[37,6]),
    [iquote('para(37,6)')] ).

cnf(977,plain,
    equal(divide(divide(inverse(divide(divide(inverse(divide(A,divide(B,C))),divide(divide(D,E),A)),F)),divide(C,B)),divide(D,E)),F),
    inference(para,[status(thm),theory(equality)],[969,1]),
    [iquote('para(969,1)')] ).

cnf(2497,plain,
    equal(divide(divide(divide(A,B),C),inverse(divide(C,D))),divide(divide(divide(A,B),E),inverse(divide(E,D)))),
    inference(para,[status(thm),theory(equality)],[53,53]),
    [iquote('para(53,53)')] ).

cnf(2498,plain,
    equal(divide(divide(divide(A,B),C),inverse(divide(C,D))),multiply(divide(divide(A,B),E),divide(E,D))),
    inference(para,[status(thm),theory(equality)],[2497,3]),
    [iquote('para(2497,3)')] ).

cnf(3254,plain,
    equal(divide(divide(inverse(inverse(A)),B),multiply(divide(divide(C,inverse(multiply(divide(D,E),A))),F),divide(F,B))),multiply(divide(divide(E,D),G),divide(G,C))),
    inference(para,[status(thm),theory(equality)],[61,60]),
    [iquote('para(61,60)')] ).

cnf(3255,plain,
    equal(multiply(divide(divide(A,B),C),divide(C,D)),divide(divide(inverse(inverse(E)),F),multiply(divide(divide(D,inverse(multiply(divide(B,A),E))),G),divide(G,F)))),
    inference(flip,[status(thm),theory(equality)],[3254]),
    [iquote('flip(3254)')] ).

cnf(7815,plain,
    equal(divide(divide(inverse(A),B),multiply(divide(divide(C,inverse(divide(divide(D,E),A))),F),divide(F,B))),multiply(multiply(divide(E,D),G),divide(inverse(G),C))),
    inference(para,[status(thm),theory(equality)],[160,60]),
    [iquote('para(160,60)')] ).

cnf(7816,plain,
    equal(multiply(multiply(divide(A,B),C),divide(inverse(C),D)),divide(divide(inverse(E),F),multiply(divide(divide(D,inverse(divide(divide(B,A),E))),G),divide(G,F)))),
    inference(flip,[status(thm),theory(equality)],[7815]),
    [iquote('flip(7815)')] ).

cnf(7821,plain,
    equal(divide(divide(inverse(A),B),multiply(divide(divide(C,inverse(divide(divide(D,E),A))),F),divide(F,B))),divide(multiply(divide(E,D),G),inverse(divide(inverse(G),C)))),
    inference(para,[status(thm),theory(equality)],[7816,2]),
    [iquote('para(7816,2)')] ).

cnf(7822,plain,
    equal(divide(multiply(divide(A,B),C),inverse(divide(inverse(C),D))),divide(divide(inverse(E),F),multiply(divide(divide(D,inverse(divide(divide(B,A),E))),G),divide(G,F)))),
    inference(flip,[status(thm),theory(equality)],[7821]),
    [iquote('flip(7821)')] ).

cnf(7970,plain,
    equal(divide(divide(inverse(multiply(divide(divide(A,B),C),divide(C,D))),E),multiply(multiply(divide(F,divide(A,B)),G),divide(inverse(G),E))),inverse(divide(F,D))),
    inference(para,[status(thm),theory(equality)],[2498,160]),
    [iquote('para(2498,160)')] ).

cnf(7974,plain,
    equal(divide(divide(inverse(multiply(divide(divide(A,B),C),divide(C,D))),E),divide(multiply(divide(F,divide(A,B)),G),inverse(divide(inverse(G),E)))),inverse(divide(F,D))),
    inference(para,[status(thm),theory(equality)],[2,7970]),
    [iquote('para(2,7970)')] ).

cnf(7986,plain,
    equal(divide(multiply(inverse(multiply(divide(divide(A,B),C),divide(C,D))),E),divide(multiply(divide(F,divide(A,B)),G),inverse(divide(inverse(G),inverse(E))))),inverse(divide(F,D))),
    inference(para,[status(thm),theory(equality)],[3,7974]),
    [iquote('para(3,7974)')] ).

cnf(7987,plain,
    equal(inverse(divide(A,B)),divide(multiply(inverse(multiply(divide(divide(C,D),E),divide(E,B))),F),divide(multiply(divide(A,divide(C,D)),G),inverse(divide(inverse(G),inverse(F)))))),
    inference(flip,[status(thm),theory(equality)],[7986]),
    [iquote('flip(7986)')] ).

cnf(8007,plain,
    equal(divide(A,divide(multiply(inverse(multiply(divide(divide(B,C),D),divide(D,E))),F),divide(multiply(divide(G,divide(B,C)),H),inverse(divide(inverse(H),inverse(F)))))),multiply(A,divide(G,E))),
    inference(para,[status(thm),theory(equality)],[7987,3]),
    [iquote('para(7987,3)')] ).

cnf(8008,plain,
    equal(multiply(A,divide(B,C)),divide(A,divide(multiply(inverse(multiply(divide(divide(D,E),F),divide(F,C))),G),divide(multiply(divide(B,divide(D,E)),H),inverse(divide(inverse(H),inverse(G))))))),
    inference(flip,[status(thm),theory(equality)],[8007]),
    [iquote('flip(8007)')] ).

cnf(8161,plain,
    equal(divide(divide(inverse(inverse(A)),divide(multiply(inverse(B),C),divide(inverse(multiply(divide(D,E),A)),F))),multiply(inverse(C),B)),divide(multiply(divide(E,D),G),inverse(divide(inverse(G),F)))),
    inference(para,[status(thm),theory(equality)],[158,26]),
    [iquote('para(158,26)')] ).

cnf(8162,plain,
    equal(divide(multiply(divide(A,B),C),inverse(divide(inverse(C),D))),divide(divide(inverse(inverse(E)),divide(multiply(inverse(F),G),divide(inverse(multiply(divide(B,A),E)),D))),multiply(inverse(G),F))),
    inference(flip,[status(thm),theory(equality)],[8161]),
    [iquote('flip(8161)')] ).

cnf(8917,plain,
    equal(divide(divide(inverse(divide(A,B)),divide(B,A)),divide(C,D)),divide(D,C)),
    inference(para,[status(thm),theory(equality)],[1,977]),
    [iquote('para(1,977)')] ).

cnf(8918,plain,
    equal(divide(A,B),divide(divide(inverse(divide(C,D)),divide(D,C)),divide(B,A))),
    inference(flip,[status(thm),theory(equality)],[8917]),
    [iquote('flip(8917)')] ).

cnf(8919,plain,
    equal(divide(divide(inverse(divide(divide(inverse(divide(A,divide(B,C))),divide(D,A)),E)),divide(C,B)),D),E),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[1,977]),1]),
    [iquote('para(1,977),demod([1])')] ).

cnf(8920,plain,
    equal(divide(divide(inverse(divide(A,B)),divide(B,A)),multiply(C,D)),divide(inverse(D),C)),
    inference(para,[status(thm),theory(equality)],[3,8917]),
    [iquote('para(3,8917)')] ).

cnf(8922,plain,
    equal(divide(divide(inverse(divide(A,B)),divide(B,A)),divide(inverse(C),D)),multiply(D,C)),
    inference(para,[status(thm),theory(equality)],[8918,3]),
    [iquote('para(8918,3)')] ).

cnf(8958,plain,
    equal(divide(divide(inverse(divide(divide(A,B),C)),divide(B,A)),divide(divide(D,E),inverse(divide(E,D)))),C),
    inference(para,[status(thm),theory(equality)],[8917,1]),
    [iquote('para(8917,1)')] ).

cnf(8964,plain,
    equal(divide(divide(inverse(divide(divide(A,B),C)),divide(B,A)),multiply(divide(D,E),divide(E,D))),C),
    inference(para,[status(thm),theory(equality)],[3,8958]),
    [iquote('para(3,8958)')] ).

cnf(9365,plain,
    equal(divide(divide(inverse(inverse(A)),divide(B,divide(inverse(multiply(divide(divide(C,D),divide(inverse(divide(E,F)),divide(divide(D,C),E))),A)),G))),divide(divide(H,I),divide(inverse(divide(J,B)),divide(divide(I,H),J)))),divide(divide(F,K),inverse(divide(K,G)))),
    inference(para,[status(thm),theory(equality)],[110,7]),
    [iquote('para(110,7)')] ).

cnf(9366,plain,
    equal(divide(divide(A,B),inverse(divide(B,C))),divide(divide(inverse(inverse(D)),divide(E,divide(inverse(multiply(divide(divide(F,G),divide(inverse(divide(H,A)),divide(divide(G,F),H))),D)),C))),divide(divide(I,J),divide(inverse(divide(K,E)),divide(divide(J,I),K))))),
    inference(flip,[status(thm),theory(equality)],[9365]),
    [iquote('flip(9365)')] ).

cnf(9655,plain,
    equal(divide(divide(inverse(divide(A,B)),divide(C,A)),divide(multiply(divide(D,E),divide(E,D)),divide(inverse(divide(divide(F,G),C)),divide(G,F)))),B),
    inference(para,[status(thm),theory(equality)],[8964,1]),
    [iquote('para(8964,1)')] ).

cnf(9680,plain,
    equal(divide(divide(inverse(divide(A,B)),divide(divide(C,D),inverse(divide(D,C)))),multiply(divide(E,F),divide(F,E))),divide(B,A)),
    inference(para,[status(thm),theory(equality)],[8917,8964]),
    [iquote('para(8917,8964)')] ).

cnf(9681,plain,
    equal(divide(divide(inverse(divide(A,B)),divide(divide(C,D),inverse(divide(D,C)))),divide(divide(E,F),inverse(divide(F,E)))),divide(B,A)),
    inference(para,[status(thm),theory(equality)],[2,9680]),
    [iquote('para(2,9680)')] ).

cnf(9692,plain,
    equal(divide(divide(inverse(divide(A,B)),divide(B,A)),divide(multiply(divide(C,D),divide(D,C)),divide(inverse(divide(divide(E,F),G)),divide(F,E)))),G),
    inference(para,[status(thm),theory(equality)],[8918,8964]),
    [iquote('para(8918,8964)')] ).

cnf(9892,plain,
    equal(divide(divide(inverse(inverse(A)),divide(B,divide(inverse(multiply(divide(divide(divide(C,D),E),inverse(divide(E,F))),A)),G))),divide(divide(H,I),divide(inverse(divide(J,B)),divide(divide(I,H),J)))),divide(F,inverse(divide(divide(D,C),G)))),
    inference(para,[status(thm),theory(equality)],[114,7]),
    [iquote('para(114,7)')] ).

cnf(9893,plain,
    equal(divide(A,inverse(divide(divide(B,C),D))),divide(divide(inverse(inverse(E)),divide(F,divide(inverse(multiply(divide(divide(divide(C,B),G),inverse(divide(G,A))),E)),D))),divide(divide(H,I),divide(inverse(divide(J,F)),divide(divide(I,H),J))))),
    inference(flip,[status(thm),theory(equality)],[9892]),
    [iquote('flip(9892)')] ).

cnf(10026,plain,
    equal(divide(inverse(divide(A,divide(B,divide(C,D)))),divide(divide(D,C),A)),B),
    inference(para,[status(thm),theory(equality)],[8920,60]),
    [iquote('para(8920,60)')] ).

cnf(10070,plain,
    equal(divide(divide(inverse(A),multiply(multiply(B,C),divide(D,divide(A,divide(E,F))))),divide(inverse(C),B)),divide(divide(F,E),D)),
    inference(para,[status(thm),theory(equality)],[10026,25]),
    [iquote('para(10026,25)')] ).

cnf(10071,plain,
    equal(divide(divide(inverse(A),multiply(multiply(inverse(B),C),divide(D,divide(A,divide(E,F))))),multiply(inverse(C),B)),divide(divide(F,E),D)),
    inference(para,[status(thm),theory(equality)],[3,10070]),
    [iquote('para(3,10070)')] ).

cnf(10142,plain,
    equal(divide(divide(inverse(multiply(A,B)),divide(divide(C,D),inverse(divide(D,C)))),multiply(divide(E,F),divide(F,E))),divide(inverse(B),A)),
    inference(para,[status(thm),theory(equality)],[8922,8964]),
    [iquote('para(8922,8964)')] ).

cnf(10143,plain,
    equal(divide(divide(inverse(multiply(A,B)),divide(divide(C,D),inverse(divide(D,C)))),divide(divide(E,F),inverse(divide(F,E)))),divide(inverse(B),A)),
    inference(para,[status(thm),theory(equality)],[2,10142]),
    [iquote('para(2,10142)')] ).

cnf(10208,plain,
    equal(divide(divide(inverse(divide(A,B)),divide(C,D)),divide(D,C)),divide(B,A)),
    inference(para,[status(thm),theory(equality)],[8917,8919]),
    [iquote('para(8917,8919)')] ).

cnf(10221,plain,
    equal(divide(A,divide(B,divide(C,D))),divide(divide(A,divide(D,C)),B)),
    inference(para,[status(thm),theory(equality)],[10026,10208]),
    [iquote('para(10026,10208)')] ).

cnf(10222,plain,
    equal(divide(divide(A,divide(B,C)),D),divide(A,divide(D,divide(C,B)))),
    inference(flip,[status(thm),theory(equality)],[10221]),
    [iquote('flip(10221)')] ).

cnf(10231,plain,
    equal(divide(divide(divide(inverse(divide(divide(A,B),C)),divide(B,A)),divide(D,E)),divide(E,D)),C),
    inference(para,[status(thm),theory(equality)],[10221,1]),
    [iquote('para(10221,1)')] ).

cnf(10234,plain,
    equal(divide(divide(divide(inverse(divide(divide(A,B),C)),divide(B,A)),C),divide(D,E)),divide(E,D)),
    inference(para,[status(thm),theory(equality)],[10221,8917]),
    [iquote('para(10221,8917)')] ).

cnf(10235,plain,
    equal(divide(A,B),divide(divide(divide(inverse(divide(divide(C,D),E)),divide(D,C)),E),divide(B,A))),
    inference(flip,[status(thm),theory(equality)],[10234]),
    [iquote('flip(10234)')] ).

cnf(10249,plain,
    ~ equal(divide(divide(divide(inverse(divide(divide(A,B),C)),divide(B,A)),C),divide(inverse(a2),divide(inverse(b2),inverse(b2)))),a2),
    inference(para,[status(thm),theory(equality)],[10235,10]),
    [iquote('para(10235,10)')] ).

cnf(10285,plain,
    equal(divide(inverse(divide(A,B)),divide(divide(C,D),divide(A,divide(D,C)))),B),
    inference(para,[status(thm),theory(equality)],[10222,1]),
    [iquote('para(10222,1)')] ).

cnf(10401,plain,
    equal(divide(A,divide(divide(B,divide(C,D)),divide(D,C))),divide(A,B)),
    inference(para,[status(thm),theory(equality)],[10285,10208]),
    [iquote('para(10285,10208)')] ).

cnf(10421,plain,
    equal(divide(divide(A,divide(B,C)),divide(C,B)),A),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[10401,1]),1]),1]),
    [iquote('para(10401,1),demod([1]),flip(1)')] ).

cnf(10422,plain,
    equal(divide(inverse(divide(divide(A,B),C)),divide(B,A)),C),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[10231]),10421]),
    [iquote('back_demod(10231),demod([10421])')] ).

cnf(10439,plain,
    ~ equal(divide(divide(A,A),divide(inverse(a2),divide(inverse(b2),inverse(b2)))),a2),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[10249]),10422]),
    [iquote('back_demod(10249),demod([10422])')] ).

cnf(10459,plain,
    equal(divide(divide(inverse(divide(A,B)),divide(B,A)),divide(multiply(divide(C,D),divide(D,C)),E)),E),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[9692]),10422]),
    [iquote('back_demod(9692),demod([10422])')] ).

cnf(10463,plain,
    equal(divide(divide(inverse(divide(A,B)),divide(C,A)),divide(multiply(divide(D,E),divide(E,D)),C)),B),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[9655]),10422]),
    [iquote('back_demod(9655),demod([10422])')] ).

cnf(10466,plain,
    equal(divide(A,multiply(divide(B,C),divide(C,B))),A),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[8964]),10422]),
    [iquote('back_demod(8964),demod([10422])')] ).

cnf(10467,plain,
    equal(divide(inverse(multiply(A,B)),divide(divide(C,D),inverse(divide(D,C)))),divide(inverse(B),A)),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[10142]),10466]),
    [iquote('back_demod(10142),demod([10466])')] ).

cnf(10468,plain,
    equal(divide(divide(inverse(A),B),divide(divide(C,D),inverse(divide(D,C)))),divide(inverse(A),B)),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[10143]),10467]),
    [iquote('back_demod(10143),demod([10467])')] ).

cnf(10477,plain,
    equal(divide(inverse(divide(A,B)),divide(divide(C,D),inverse(divide(D,C)))),divide(B,A)),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[9681]),10468]),
    [iquote('back_demod(9681),demod([10468])')] ).

cnf(10486,plain,
    equal(divide(A,divide(divide(B,C),inverse(divide(C,B)))),A),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[8958]),10422]),
    [iquote('back_demod(8958),demod([10422])')] ).

cnf(10487,plain,
    equal(inverse(divide(A,B)),divide(B,A)),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[10477]),10486]),
    [iquote('back_demod(10477),demod([10486])')] ).

cnf(10488,plain,
    equal(divide(A,divide(divide(B,C),divide(B,C))),A),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[10486]),10487]),
    [iquote('back_demod(10486),demod([10487])')] ).

cnf(10499,plain,
    equal(inverse(multiply(A,B)),divide(inverse(B),A)),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[10467]),10487,10488]),
    [iquote('back_demod(10467),demod([10487,10488])')] ).

cnf(10793,plain,
    equal(divide(divide(inverse(inverse(A)),divide(B,divide(divide(inverse(A),divide(divide(divide(C,D),E),divide(F,E))),G))),divide(divide(H,I),divide(divide(B,J),divide(divide(I,H),J)))),divide(F,divide(G,divide(D,C)))),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[9893]),10487,10487,10499,10487]),1]),
    [iquote('back_demod(9893),demod([10487,10487,10499,10487]),flip(1)')] ).

cnf(11172,plain,
    equal(divide(divide(A,B),divide(C,B)),divide(divide(inverse(inverse(D)),divide(E,divide(divide(inverse(D),divide(divide(F,G),divide(divide(A,H),divide(divide(G,F),H)))),C))),divide(divide(I,J),divide(divide(E,K),divide(divide(J,I),K))))),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[9366]),10487,10487,10499,10487]),
    [iquote('back_demod(9366),demod([10487,10487,10499,10487])')] ).

cnf(11173,plain,
    equal(divide(divide(inverse(inverse(A)),divide(B,divide(divide(inverse(A),divide(divide(C,D),divide(divide(E,F),divide(divide(D,C),F)))),G))),divide(divide(H,I),divide(divide(B,J),divide(divide(I,H),J)))),divide(divide(E,K),divide(G,K))),
    inference(flip,[status(thm),theory(equality)],[11172]),
    [iquote('flip(11172)')] ).

cnf(12004,plain,
    equal(divide(multiply(divide(A,B),C),divide(D,inverse(C))),divide(divide(inverse(inverse(E)),divide(multiply(inverse(F),G),divide(divide(inverse(E),divide(B,A)),D))),multiply(inverse(G),F))),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[8162]),10487,10499]),
    [iquote('back_demod(8162),demod([10487,10499])')] ).

cnf(12005,plain,
    equal(divide(divide(inverse(inverse(A)),divide(multiply(inverse(B),C),divide(divide(inverse(A),divide(D,E)),F))),multiply(inverse(C),B)),divide(multiply(divide(E,D),G),divide(F,inverse(G)))),
    inference(flip,[status(thm),theory(equality)],[12004]),
    [iquote('flip(12004)')] ).

cnf(12122,plain,
    equal(multiply(A,divide(B,C)),divide(A,divide(multiply(divide(divide(C,D),divide(divide(E,F),D)),G),divide(multiply(divide(B,divide(E,F)),H),divide(inverse(G),inverse(H)))))),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[8008]),10499,10487,10487]),
    [iquote('back_demod(8008),demod([10499,10487,10487])')] ).

cnf(12123,plain,
    equal(divide(A,divide(multiply(divide(divide(B,C),divide(divide(D,E),C)),F),divide(multiply(divide(G,divide(D,E)),H),divide(inverse(F),inverse(H))))),multiply(A,divide(G,B))),
    inference(flip,[status(thm),theory(equality)],[12122]),
    [iquote('flip(12122)')] ).

cnf(12137,plain,
    equal(divide(multiply(divide(divide(A,B),divide(divide(C,D),B)),E),divide(multiply(divide(F,divide(C,D)),G),divide(inverse(E),inverse(G)))),divide(A,F)),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[7987]),10487,10499,10487,10487]),1]),
    [iquote('back_demod(7987),demod([10487,10499,10487,10487]),flip(1)')] ).

cnf(12138,plain,
    equal(multiply(A,divide(B,C)),divide(A,divide(C,B))),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[12123]),12137]),1]),
    [iquote('back_demod(12123),demod([12137]),flip(1)')] ).

cnf(12198,plain,
    equal(divide(divide(divide(A,B),divide(C,B)),divide(divide(divide(D,E),divide(D,E)),C)),A),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[10463]),10487,12138]),
    [iquote('back_demod(10463),demod([10487,12138])')] ).

cnf(12201,plain,
    equal(divide(divide(divide(A,B),divide(A,B)),divide(divide(divide(C,D),divide(C,D)),E)),E),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[10459]),10487,12138]),
    [iquote('back_demod(10459),demod([10487,12138])')] ).

cnf(12220,plain,
    equal(divide(divide(inverse(A),divide(multiply(inverse(B),C),divide(divide(A,divide(D,E)),F))),multiply(inverse(C),B)),divide(divide(E,D),F)),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[10071]),12138]),
    [iquote('back_demod(10071),demod([12138])')] ).

cnf(12225,plain,
    equal(divide(multiply(divide(A,B),C),divide(D,inverse(C))),divide(divide(A,B),D)),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[12005]),12220]),1]),
    [iquote('back_demod(12005),demod([12220]),flip(1)')] ).

cnf(12246,plain,
    equal(divide(divide(divide(A,B),divide(divide(C,D),B)),divide(E,divide(C,D))),divide(A,E)),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[12137]),12225,12225]),
    [iquote('back_demod(12137),demod([12225,12225])')] ).

cnf(12617,plain,
    equal(divide(divide(inverse(A),B),divide(divide(divide(C,divide(A,divide(D,E))),F),divide(B,F))),divide(divide(E,D),C)),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[7822]),10487,12225,10487,12138]),1]),
    [iquote('back_demod(7822),demod([10487,12225,10487,12138]),flip(1)')] ).

cnf(13304,plain,
    equal(divide(divide(divide(A,B),C),divide(D,C)),divide(divide(A,B),D)),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[3255]),12138,10499,12138,12617]),
    [iquote('back_demod(3255),demod([12138,10499,12138,12617])')] ).

cnf(13704,plain,
    equal(divide(divide(inverse(inverse(A)),divide(B,divide(divide(inverse(A),divide(divide(C,D),E)),F))),divide(divide(G,H),divide(divide(B,I),divide(divide(H,G),I)))),divide(E,divide(F,divide(D,C)))),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[10793]),13304]),
    [iquote('back_demod(10793),demod([13304])')] ).

cnf(13705,plain,
    equal(divide(divide(A,B),divide(C,B)),divide(A,C)),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[11173]),13704,12246]),1]),
    [iquote('back_demod(11173),demod([13704,12246]),flip(1)')] ).

cnf(14235,plain,
    equal(divide(divide(A,A),divide(divide(B,B),C)),C),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[12201]),13705,13705]),
    [iquote('back_demod(12201),demod([13705,13705])')] ).

cnf(14237,plain,
    equal(divide(A,divide(B,B)),A),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[12198]),13705,13705,13705]),
    [iquote('back_demod(12198),demod([13705,13705,13705])')] ).

cnf(14242,plain,
    ~ equal(divide(divide(A,A),inverse(a2)),a2),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[10439]),14237]),
    [iquote('back_demod(10439),demod([14237])')] ).

cnf(16640,plain,
    equal(inverse(A),divide(divide(B,B),A)),
    inference(para,[status(thm),theory(equality)],[14237,10487]),
    [iquote('para(14237,10487)')] ).

cnf(16654,plain,
    ~ equal(a2,a2),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[16640,14242]),14235]),
    [iquote('para(16640,14242),demod([14235])')] ).

cnf(16655,plain,
    $false,
    inference(conflict,[status(thm)],[16654]),
    [iquote('xx_conflict(16654)')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.11  % Problem  : GRP473-1 : TPTP v8.1.0. Released v2.6.0.
% 0.11/0.12  % Command  : tptp2X_and_run_eqp %s
% 0.12/0.33  % Computer : n013.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 16:49:59 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 6.43/6.80  ----- EQP 0.9e, May 2009 -----
% 6.43/6.80  The job began on n013.cluster.edu, Mon Jun 13 16:49:59 2022
% 6.43/6.80  The command was "./eqp09e".
% 6.43/6.80  
% 6.43/6.80  set(prolog_style_variables).
% 6.43/6.80  set(lrpo).
% 6.43/6.80  set(basic_paramod).
% 6.43/6.80  set(functional_subsume).
% 6.43/6.80  set(ordered_paramod).
% 6.43/6.80  set(prime_paramod).
% 6.43/6.80  set(para_pairs).
% 6.43/6.80  assign(pick_given_ratio,4).
% 6.43/6.80  clear(print_kept).
% 6.43/6.80  clear(print_new_demod).
% 6.43/6.80  clear(print_back_demod).
% 6.43/6.80  clear(print_given).
% 6.43/6.80  assign(max_mem,64000).
% 6.43/6.80  end_of_commands.
% 6.43/6.80  
% 6.43/6.80  Usable:
% 6.43/6.80  end_of_list.
% 6.43/6.80  
% 6.43/6.80  Sos:
% 6.43/6.80  0 (wt=-1) [] divide(divide(inverse(divide(A,B)),divide(divide(C,D),A)),divide(D,C)) = B.
% 6.43/6.80  0 (wt=-1) [] multiply(A,B) = divide(A,inverse(B)).
% 6.43/6.80  0 (wt=-1) [] -(multiply(multiply(inverse(b2),b2),a2) = a2).
% 6.43/6.80  end_of_list.
% 6.43/6.80  
% 6.43/6.80  Demodulators:
% 6.43/6.80  end_of_list.
% 6.43/6.80  
% 6.43/6.80  Passive:
% 6.43/6.80  end_of_list.
% 6.43/6.80  
% 6.43/6.80  Starting to process input.
% 6.43/6.80  
% 6.43/6.80  ** KEPT: 1 (wt=16) [] divide(divide(inverse(divide(A,B)),divide(divide(C,D),A)),divide(D,C)) = B.
% 6.43/6.80  1 is a new demodulator.
% 6.43/6.80  
% 6.43/6.80  ** KEPT: 2 (wt=8) [] multiply(A,B) = divide(A,inverse(B)).
% 6.43/6.80  
% 6.43/6.80  ** KEPT: 3 (wt=8) [flip(2)] divide(A,inverse(B)) = multiply(A,B).
% 6.43/6.80  clause forward subsumed: 0 (wt=8) [flip(3)] multiply(A,B) = divide(A,inverse(B)).
% 6.43/6.80  
% 6.43/6.80  ** KEPT: 4 (wt=8) [] -(multiply(multiply(inverse(b2),b2),a2) = a2).
% 6.43/6.80  ---------------- PROOF FOUND ----------------
% 6.43/6.80  % SZS status Unsatisfiable
% 6.43/6.80  
% 6.43/6.80  
% 6.43/6.80  After processing input:
% 6.43/6.80  
% 6.43/6.80  Usable:
% 6.43/6.80  end_of_list.
% 6.43/6.80  
% 6.43/6.80  Sos:
% 6.43/6.80  2 (wt=8) [] multiply(A,B) = divide(A,inverse(B)).
% 6.43/6.80  3 (wt=8) [flip(2)] divide(A,inverse(B)) = multiply(A,B).
% 6.43/6.80  4 (wt=8) [] -(multiply(multiply(inverse(b2),b2),a2) = a2).
% 6.43/6.80  1 (wt=16) [] divide(divide(inverse(divide(A,B)),divide(divide(C,D),A)),divide(D,C)) = B.
% 6.43/6.80  end_of_list.
% 6.43/6.80  
% 6.43/6.80  Demodulators:
% 6.43/6.80  1 (wt=16) [] divide(divide(inverse(divide(A,B)),divide(divide(C,D),A)),divide(D,C)) = B.
% 6.43/6.80  end_of_list.
% 6.43/6.80  
% 6.43/6.80  Passive:
% 6.43/6.80  end_of_list.
% 6.43/6.80  
% 6.43/6.80  UNIT CONFLICT from 16654 and x=x at   5.30 seconds.
% 6.43/6.80  
% 6.43/6.80  ---------------- PROOF ----------------
% 6.43/6.80  % SZS output start Refutation
% See solution above
% 6.43/6.80  ------------ end of proof -------------
% 6.43/6.80  
% 6.43/6.80  
% 6.43/6.80  ------------- memory usage ------------
% 6.43/6.80  Memory dynamically allocated (tp_alloc): 45898.
% 6.43/6.80    type (bytes each)        gets      frees     in use      avail      bytes
% 6.43/6.80  sym_ent (  96)               57          0         57          0      5.3 K
% 6.43/6.80  term (  16)             2078504    1457781     620723         50  12059.4 K
% 6.43/6.80  gen_ptr (   8)          4355408     972629    3382779        106  26428.8 K
% 6.43/6.80  context ( 808)          1322480    1322478          2          4      4.7 K
% 6.43/6.80  trail (  12)             632136     632136          0         18      0.2 K
% 6.43/6.80  bt_node (  68)           302879     302877          2         37      2.6 K
% 6.43/6.80  ac_position (285432)          0          0          0          0      0.0 K
% 6.43/6.80  ac_match_pos (14044)          0          0          0          0      0.0 K
% 6.43/6.80  ac_match_free_vars_pos (4020)
% 6.43/6.80                                0          0          0          0      0.0 K
% 6.43/6.80  discrim (  12)           444563     401647      42916     230564   3204.8 K
% 6.43/6.80  flat (  40)             5570401    5570401          0         70      2.7 K
% 6.43/6.80  discrim_pos (  12)        77948      77948          0          1      0.0 K
% 6.43/6.80  fpa_head (  12)           18445          0      18445          0    216.2 K
% 6.43/6.80  fpa_tree (  28)          205299     205299          0         53      1.4 K
% 6.43/6.80  fpa_pos (  36)            25156      25156          0          1      0.0 K
% 6.43/6.80  literal (  12)            64711      48057      16654          1    195.2 K
% 6.43/6.80  clause (  24)             64711      48057      16654          1    390.4 K
% 6.43/6.80  list (  12)                8562       8506         56         15      0.8 K
% 6.43/6.80  list_pos (  20)           94534      73006      21528      29793   1002.4 K
% 6.43/6.80  pair_index (   40)              2          0          2          0      0.1 K
% 6.43/6.80  
% 6.43/6.80  -------------- statistics -------------
% 6.43/6.80  Clauses input                  3
% 6.43/6.80    Usable input                   0
% 6.43/6.80    Sos input                      3
% 6.43/6.80    Demodulators input             0
% 6.43/6.80    Passive input                  0
% 6.43/6.80  
% 6.43/6.80  Processed BS (before search)   5
% 6.43/6.80  Forward subsumed BS            1
% 6.43/6.80  Kept BS                        4
% 6.43/6.80  New demodulators BS            1
% 6.43/6.80  Back demodulated BS            0
% 6.43/6.80  
% 6.43/6.80  Clauses or pairs given     24947
% 6.43/6.80  Clauses generated          37838
% 6.43/6.80  Forward subsumed           21188
% 6.43/6.80  Deleted by weight              0
% 6.43/6.80  Deleted by variable count      0
% 6.43/6.80  Kept                       16650
% 6.43/6.80  New demodulators            8502
% 6.43/6.80  Back demodulated           14697
% 6.43/6.80  Ordered paramod prunes         0
% 6.43/6.80  Basic paramod prunes      174123
% 6.43/6.80  Prime paramod prunes         160
% 6.43/6.80  Semantic prunes                0
% 6.43/6.80  
% 6.43/6.80  Rewrite attmepts          862654
% 6.43/6.80  Rewrites                   66429
% 6.43/6.80  
% 6.43/6.80  FPA overloads                  0
% 6.43/6.80  FPA underloads                 0
% 6.43/6.80  
% 6.43/6.80  Usable size                    0
% 6.43/6.80  Sos size                    1956
% 6.43/6.80  Demodulators size            963
% 6.43/6.80  Passive size                   0
% 6.43/6.80  Disabled size              14697
% 6.43/6.80  
% 6.43/6.80  Proofs found                   1
% 6.43/6.80  
% 6.43/6.80  ----------- times (seconds) ----------- Mon Jun 13 16:50:05 2022
% 6.43/6.80  
% 6.43/6.80  user CPU time             5.30   (0 hr, 0 min, 5 sec)
% 6.43/6.80  system CPU time           0.44   (0 hr, 0 min, 0 sec)
% 6.43/6.80  wall-clock time           6      (0 hr, 0 min, 6 sec)
% 6.43/6.80  input time                0.00
% 6.43/6.80  paramodulation time       0.13
% 6.43/6.80  demodulation time         0.24
% 6.43/6.80  orient time               0.10
% 6.43/6.80  weigh time                0.04
% 6.43/6.80  forward subsume time      0.08
% 6.43/6.80  back demod find time      1.17
% 6.43/6.80  conflict time             0.12
% 6.43/6.80  LRPO time                 0.05
% 6.43/6.80  store clause time         1.53
% 6.43/6.80  disable clause time       1.66
% 6.43/6.80  prime paramod time        0.04
% 6.43/6.80  semantics time            0.00
% 6.43/6.80  
% 6.43/6.80  EQP interrupted
%------------------------------------------------------------------------------