TSTP Solution File: RNG006-10 by EQP---0.9e

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : EQP---0.9e
% Problem  : RNG006-10 : TPTP v8.1.0. Released v7.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_eqp %s

% Computer : n027.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 : Mon Jul 18 20:25:29 EDT 2022

% Result   : Unsatisfiable 14.90s 15.26s
% Output   : Refutation 14.90s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   13
%            Number of leaves      :   17
% Syntax   : Number of clauses     :   55 (  55 unt;   0 nHn;  22 RR)
%            Number of literals    :   55 (   0 equ;   1 neg)
%            Maximal clause size   :    1 (   1 avg)
%            Maximal term depth    :    6 (   2 avg)
%            Number of predicates  :    2 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :   16 (  16 usr;   9 con; 0-4 aty)
%            Number of variables   :   84 (   2 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,plain,
    equal(ifeq2(A,A,B,C),B),
    file('RNG006-10.p',unknown),
    [] ).

cnf(2,plain,
    equal(ifeq(A,A,B,C),B),
    file('RNG006-10.p',unknown),
    [] ).

cnf(3,plain,
    equal(sum(additive_identity,A,A),true),
    file('RNG006-10.p',unknown),
    [] ).

cnf(4,plain,
    equal(sum(A,additive_identity,A),true),
    file('RNG006-10.p',unknown),
    [] ).

cnf(5,plain,
    equal(product(A,B,multiply(A,B)),true),
    file('RNG006-10.p',unknown),
    [] ).

cnf(6,plain,
    equal(sum(A,B,add(A,B)),true),
    file('RNG006-10.p',unknown),
    [] ).

cnf(7,plain,
    equal(sum(additive_inverse(A),A,additive_identity),true),
    file('RNG006-10.p',unknown),
    [] ).

cnf(9,plain,
    equal(ifeq(sum(A,B,C),true,ifeq(sum(D,B,E),true,ifeq(sum(F,D,A),true,sum(F,E,C),true),true),true),true),
    file('RNG006-10.p',unknown),
    [] ).

cnf(11,plain,
    equal(ifeq(sum(A,B,C),true,sum(B,A,C),true),true),
    file('RNG006-10.p',unknown),
    [] ).

cnf(14,plain,
    equal(ifeq(product(A,B,C),true,ifeq(product(A,D,E),true,ifeq(product(A,F,G),true,ifeq(sum(F,D,B),true,sum(G,E,C),true),true),true),true),true),
    file('RNG006-10.p',unknown),
    [] ).

cnf(18,plain,
    equal(ifeq2(sum(A,B,C),true,ifeq2(sum(A,B,D),true,D,C),C),C),
    file('RNG006-10.p',unknown),
    [] ).

cnf(19,plain,
    equal(ifeq2(product(A,B,C),true,ifeq2(product(A,B,D),true,D,C),C),C),
    file('RNG006-10.p',unknown),
    [] ).

cnf(20,plain,
    equal(sum(b,additive_inverse(c),bS_Ic),true),
    file('RNG006-10.p',unknown),
    [] ).

cnf(21,plain,
    equal(product(a,b,aPb),true),
    file('RNG006-10.p',unknown),
    [] ).

cnf(22,plain,
    equal(product(a,c,aPc),true),
    file('RNG006-10.p',unknown),
    [] ).

cnf(23,plain,
    equal(sum(aPb,additive_inverse(aPc),aPb_S_IaPc),true),
    file('RNG006-10.p',unknown),
    [] ).

cnf(24,plain,
    ~ equal(product(a,bS_Ic,aPb_S_IaPc),true),
    file('RNG006-10.p',unknown),
    [] ).

cnf(25,plain,
    equal(ifeq(sum(A,B,C),true,ifeq(sum(D,A,additive_identity),true,sum(D,C,B),true),true),true),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[3,9]),2]),
    [iquote('para(3,9),demod([2])')] ).

cnf(51,plain,
    equal(sum(A,B,add(B,A)),true),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[6,11]),2]),
    [iquote('para(6,11),demod([2])')] ).

cnf(83,plain,
    equal(ifeq2(sum(A,additive_identity,B),true,B,A),A),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[4,18]),1]),
    [iquote('para(4,18),demod([1])')] ).

cnf(89,plain,
    equal(ifeq(product(A,B,C),true,ifeq(product(A,D,E),true,ifeq(sum(D,B,F),true,sum(E,C,multiply(A,F)),true),true),true),true),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[5,14]),2]),
    [iquote('para(5,14),demod([2])')] ).

cnf(98,plain,
    equal(ifeq2(product(a,b,A),true,A,aPb),aPb),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[21,19]),1]),
    [iquote('para(21,19),demod([1])')] ).

cnf(108,plain,
    equal(multiply(a,b),aPb),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[5,98]),1]),
    [iquote('para(5,98),demod([1])')] ).

cnf(146,plain,
    equal(ifeq2(sum(additive_inverse(A),A,B),true,B,additive_identity),additive_identity),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[7,18]),1]),
    [iquote('para(7,18),demod([1])')] ).

cnf(149,plain,
    equal(ifeq2(sum(A,B,C),true,add(A,B),C),C),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[6,18]),1]),
    [iquote('para(6,18),demod([1])')] ).

cnf(154,plain,
    equal(add(additive_inverse(A),A),additive_identity),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[6,146]),1]),
    [iquote('para(6,146),demod([1])')] ).

cnf(172,plain,
    equal(ifeq2(sum(b,additive_inverse(c),A),true,A,bS_Ic),bS_Ic),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[20,18]),1]),
    [iquote('para(20,18),demod([1])')] ).

cnf(240,plain,
    equal(ifeq(sum(A,additive_inverse(B),additive_identity),true,sum(A,additive_identity,B),true),true),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[7,25]),2]),
    [iquote('para(7,25),demod([2])')] ).

cnf(241,plain,
    equal(ifeq(sum(A,B,C),true,sum(additive_inverse(A),C,B),true),true),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[7,25]),2]),
    [iquote('para(7,25),demod([2])')] ).

cnf(246,plain,
    equal(add(additive_inverse(c),b),bS_Ic),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[51,172]),1]),
    [iquote('para(51,172),demod([1])')] ).

cnf(293,plain,
    equal(add(A,B),add(B,A)),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[51,149]),1]),
    [iquote('para(51,149),demod([1])')] ).

cnf(408,plain,
    equal(sum(additive_inverse(additive_inverse(A)),additive_identity,A),true),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[7,240]),2]),
    [iquote('para(7,240),demod([2])')] ).

cnf(411,plain,
    equal(additive_inverse(additive_inverse(A)),A),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[408,83]),1]),1]),
    [iquote('para(408,83),demod([1]),flip(1)')] ).

cnf(418,plain,
    equal(sum(additive_inverse(b),bS_Ic,additive_inverse(c)),true),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[20,241]),2]),
    [iquote('para(20,241),demod([2])')] ).

cnf(427,plain,
    equal(additive_inverse(c),add(additive_inverse(b),bS_Ic)),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[418,149]),1]),1]),
    [iquote('para(418,149),demod([1]),flip(1)')] ).

cnf(495,plain,
    equal(add(add(additive_inverse(b),bS_Ic),b),bS_Ic),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[246]),427]),
    [iquote('back_demod(246),demod([427])')] ).

cnf(517,plain,
    equal(add(add(additive_inverse(b),bS_Ic),c),additive_identity),
    inference(para,[status(thm),theory(equality)],[427,154]),
    [iquote('para(427,154)')] ).

cnf(885,plain,
    equal(sum(additive_inverse(aPb),aPb_S_IaPc,additive_inverse(aPc)),true),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[23,241]),2]),
    [iquote('para(23,241),demod([2])')] ).

cnf(888,plain,
    equal(additive_inverse(aPc),add(additive_inverse(aPb),aPb_S_IaPc)),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[885,149]),1]),1]),
    [iquote('para(885,149),demod([1]),flip(1)')] ).

cnf(1171,plain,
    equal(ifeq(product(A,B,C),true,ifeq(sum(B,D,E),true,sum(C,multiply(A,D),multiply(A,E)),true),true),true),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[5,89]),2]),
    [iquote('para(5,89),demod([2])')] ).

cnf(1444,plain,
    equal(sum(additive_inverse(A),add(A,B),B),true),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[6,241]),2]),
    [iquote('para(6,241),demod([2])')] ).

cnf(1456,plain,
    equal(sum(additive_inverse(add(additive_inverse(b),bS_Ic)),bS_Ic,b),true),
    inference(para,[status(thm),theory(equality)],[495,1444]),
    [iquote('para(495,1444)')] ).

cnf(1457,plain,
    equal(sum(additive_inverse(add(additive_inverse(b),bS_Ic)),additive_identity,c),true),
    inference(para,[status(thm),theory(equality)],[517,1444]),
    [iquote('para(517,1444)')] ).

cnf(1507,plain,
    equal(additive_inverse(add(additive_inverse(b),bS_Ic)),c),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[1457,83]),1]),1]),
    [iquote('para(1457,83),demod([1]),flip(1)')] ).

cnf(1508,plain,
    equal(sum(c,bS_Ic,b),true),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[1456]),1507]),
    [iquote('back_demod(1456),demod([1507])')] ).

cnf(1821,plain,
    equal(add(additive_inverse(A),add(A,B)),B),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[1444,149]),1]),
    [iquote('para(1444,149),demod([1])')] ).

cnf(1823,plain,
    equal(add(A,add(additive_inverse(A),B)),B),
    inference(para,[status(thm),theory(equality)],[411,1821]),
    [iquote('para(411,1821)')] ).

cnf(1846,plain,
    equal(add(add(additive_inverse(A),B),A),B),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[1823,293]),1]),
    [iquote('para(1823,293),flip(1)')] ).

cnf(27036,plain,
    equal(ifeq(sum(c,A,B),true,sum(aPc,multiply(a,A),multiply(a,B)),true),true),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[22,1171]),2]),
    [iquote('para(22,1171),demod([2])')] ).

cnf(27115,plain,
    equal(ifeq(sum(c,A,b),true,sum(aPc,multiply(a,A),aPb),true),true),
    inference(para,[status(thm),theory(equality)],[108,27036]),
    [iquote('para(108,27036)')] ).

cnf(27121,plain,
    equal(sum(aPc,multiply(a,bS_Ic),aPb),true),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[1508,27115]),2]),
    [iquote('para(1508,27115),demod([2])')] ).

cnf(27122,plain,
    equal(add(aPc,multiply(a,bS_Ic)),aPb),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[27121,149]),1]),
    [iquote('para(27121,149),demod([1])')] ).

cnf(27125,plain,
    equal(multiply(a,bS_Ic),aPb_S_IaPc),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[27122,1821]),888,1846]),1]),
    [iquote('para(27122,1821),demod([888,1846]),flip(1)')] ).

cnf(27126,plain,
    equal(product(a,bS_Ic,aPb_S_IaPc),true),
    inference(para,[status(thm),theory(equality)],[27125,5]),
    [iquote('para(27125,5)')] ).

cnf(27127,plain,
    $false,
    inference(conflict,[status(thm)],[27126,24]),
    [iquote('conflict(27126,24)')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12  % Problem  : RNG006-10 : TPTP v8.1.0. Released v7.3.0.
% 0.06/0.13  % Command  : tptp2X_and_run_eqp %s
% 0.14/0.34  % Computer : n027.cluster.edu
% 0.14/0.34  % Model    : x86_64 x86_64
% 0.14/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.34  % Memory   : 8042.1875MB
% 0.14/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.34  % CPULimit : 300
% 0.14/0.34  % WCLimit  : 600
% 0.14/0.34  % DateTime : Mon May 30 08:41:46 EDT 2022
% 0.14/0.34  % CPUTime  : 
% 0.45/1.09  ----- EQP 0.9e, May 2009 -----
% 0.45/1.09  The job began on n027.cluster.edu, Mon May 30 08:41:47 2022
% 0.45/1.09  The command was "./eqp09e".
% 0.45/1.09  
% 0.45/1.09  set(prolog_style_variables).
% 0.45/1.09  set(lrpo).
% 0.45/1.09  set(basic_paramod).
% 0.45/1.09  set(functional_subsume).
% 0.45/1.09  set(ordered_paramod).
% 0.45/1.09  set(prime_paramod).
% 0.45/1.09  set(para_pairs).
% 0.45/1.09  assign(pick_given_ratio,4).
% 0.45/1.09  clear(print_kept).
% 0.45/1.09  clear(print_new_demod).
% 0.45/1.09  clear(print_back_demod).
% 0.45/1.09  clear(print_given).
% 0.45/1.09  assign(max_mem,64000).
% 0.45/1.09  end_of_commands.
% 0.45/1.09  
% 0.45/1.09  Usable:
% 0.45/1.09  end_of_list.
% 0.45/1.09  
% 0.45/1.09  Sos:
% 0.45/1.09  0 (wt=-1) [] ifeq2(A,A,B,C) = B.
% 0.45/1.09  0 (wt=-1) [] ifeq(A,A,B,C) = B.
% 0.45/1.09  0 (wt=-1) [] sum(additive_identity,A,A) = true.
% 0.45/1.09  0 (wt=-1) [] sum(A,additive_identity,A) = true.
% 0.45/1.09  0 (wt=-1) [] product(A,B,multiply(A,B)) = true.
% 0.45/1.09  0 (wt=-1) [] sum(A,B,add(A,B)) = true.
% 0.45/1.09  0 (wt=-1) [] sum(additive_inverse(A),A,additive_identity) = true.
% 0.45/1.09  0 (wt=-1) [] sum(A,additive_inverse(A),additive_identity) = true.
% 0.45/1.09  0 (wt=-1) [] ifeq(sum(A,B,C),true,ifeq(sum(D,B,E),true,ifeq(sum(F,D,A),true,sum(F,E,C),true),true),true) = true.
% 0.45/1.09  0 (wt=-1) [] ifeq(sum(A,B,C),true,ifeq(sum(D,C,E),true,ifeq(sum(D,A,F),true,sum(F,B,E),true),true),true) = true.
% 0.45/1.09  0 (wt=-1) [] ifeq(sum(A,B,C),true,sum(B,A,C),true) = true.
% 0.45/1.09  0 (wt=-1) [] ifeq(product(A,B,C),true,ifeq(product(D,B,E),true,ifeq(product(F,D,A),true,product(F,E,C),true),true),true) = true.
% 0.45/1.09  0 (wt=-1) [] ifeq(product(A,B,C),true,ifeq(product(D,C,E),true,ifeq(product(D,A,F),true,product(F,B,E),true),true),true) = true.
% 0.45/1.09  0 (wt=-1) [] ifeq(product(A,B,C),true,ifeq(product(A,D,E),true,ifeq(product(A,F,G),true,ifeq(sum(F,D,B),true,sum(G,E,C),true),true),true),true) = true.
% 0.45/1.09  0 (wt=-1) [] ifeq(product(A,B,C),true,ifeq(product(A,D,E),true,ifeq(sum(E,C,F),true,ifeq(sum(D,B,G),true,product(A,G,F),true),true),true),true) = true.
% 0.45/1.09  0 (wt=-1) [] ifeq(product(A,B,C),true,ifeq(product(D,B,E),true,ifeq(product(F,B,G),true,ifeq(sum(F,D,A),true,sum(G,E,C),true),true),true),true) = true.
% 0.45/1.09  0 (wt=-1) [] ifeq(product(A,B,C),true,ifeq(product(D,B,E),true,ifeq(sum(E,C,F),true,ifeq(sum(D,A,G),true,product(G,B,F),true),true),true),true) = true.
% 0.45/1.09  0 (wt=-1) [] ifeq2(sum(A,B,C),true,ifeq2(sum(A,B,D),true,D,C),C) = C.
% 0.45/1.09  0 (wt=-1) [] ifeq2(product(A,B,C),true,ifeq2(product(A,B,D),true,D,C),C) = C.
% 0.45/1.09  0 (wt=-1) [] sum(b,additive_inverse(c),bS_Ic) = true.
% 0.45/1.09  0 (wt=-1) [] product(a,b,aPb) = true.
% 0.45/1.09  0 (wt=-1) [] product(a,c,aPc) = true.
% 0.45/1.09  0 (wt=-1) [] sum(aPb,additive_inverse(aPc),aPb_S_IaPc) = true.
% 0.45/1.09  0 (wt=-1) [] -(product(a,bS_Ic,aPb_S_IaPc) = true).
% 0.45/1.09  end_of_list.
% 0.45/1.09  
% 0.45/1.09  Demodulators:
% 0.45/1.09  end_of_list.
% 0.45/1.09  
% 0.45/1.09  Passive:
% 0.45/1.09  end_of_list.
% 0.45/1.09  
% 0.45/1.09  Starting to process input.
% 0.45/1.09  
% 0.45/1.09  ** KEPT: 1 (wt=7) [] ifeq2(A,A,B,C) = B.
% 0.45/1.09  1 is a new demodulator.
% 0.45/1.09  
% 0.45/1.09  ** KEPT: 2 (wt=7) [] ifeq(A,A,B,C) = B.
% 0.45/1.09  2 is a new demodulator.
% 0.45/1.09  
% 0.45/1.09  ** KEPT: 3 (wt=6) [] sum(additive_identity,A,A) = true.
% 0.45/1.09  3 is a new demodulator.
% 0.45/1.09  
% 0.45/1.09  ** KEPT: 4 (wt=6) [] sum(A,additive_identity,A) = true.
% 0.45/1.09  4 is a new demodulator.
% 0.45/1.09  
% 0.45/1.09  ** KEPT: 5 (wt=8) [] product(A,B,multiply(A,B)) = true.
% 0.45/1.09  5 is a new demodulator.
% 0.45/1.09  
% 0.45/1.09  ** KEPT: 6 (wt=8) [] sum(A,B,add(A,B)) = true.
% 0.45/1.09  6 is a new demodulator.
% 0.45/1.09  
% 0.45/1.09  ** KEPT: 7 (wt=7) [] sum(additive_inverse(A),A,additive_identity) = true.
% 0.45/1.09  7 is a new demodulator.
% 0.45/1.09  
% 0.45/1.09  ** KEPT: 8 (wt=7) [] sum(A,additive_inverse(A),additive_identity) = true.
% 0.45/1.09  8 is a new demodulator.
% 0.45/1.09  
% 0.45/1.09  ** KEPT: 9 (wt=27) [] ifeq(sum(A,B,C),true,ifeq(sum(D,B,E),true,ifeq(sum(F,D,A),true,sum(F,E,C),true),true),true) = true.
% 0.45/1.09  9 is a new demodulator.
% 0.45/1.09  
% 0.45/1.09  ** KEPT: 10 (wt=27) [] ifeq(sum(A,B,C),true,ifeq(sum(D,C,E),true,ifeq(sum(D,A,F),true,sum(F,B,E),true),true),true) = true.
% 0.45/1.09  10 is a new demodulator.
% 0.45/1.09  
% 0.45/1.09  ** KEPT: 11 (wt=13) [] ifeq(sum(A,B,C),true,sum(B,A,C),true) = true.
% 0.45/1.09  11 is a new demodulator.
% 0.45/1.09  
% 0.45/1.09  ** KEPT: 12 (wt=27) [] ifeq(product(A,B,C),true,ifeq(product(D,B,E),true,ifeq(product(F,D,A),true,product(F,E,C),true),true),true) = true.
% 0.45/1.09  12 is a new demodulator.
% 0.45/1.09  
% 0.45/1.09  ** KEPT: 13 (wt=27) [] ifeq(product(A,B,C),true,ifeq(product(D,C,E),true,ifeq(product(D,A,F),true,product(F,B,E),true),true),true) = true.
% 0.45/1.09  13 is a new demodulator.
% 0.45/1.09  
% 0.45/1.09  ** KEPT: 14 (wt=34) [] ifeq(product(A,B,C),true,ifeq(product(A,D,E),true,ifeq(product(A,F,G),true,ifeq(sum(F,D,B),true,sum(G,E,C),true),true),true),true) = true.
% 0.45/1.09  14 is a new demodulator.
% 0.45/1.09  
% 0.45/1.09  ** KEPT: 15 (wt=34) [] ifeq(product(A,B,C),true,ifeq(product(A,D,E),true,ifeq(sum(E,C,F),true,ifeq(sum(D,B,G),true,product(A,G,F),true),true),true),true) = true.
% 14.90/15.26  15 is a new demodulator.
% 14.90/15.26  
% 14.90/15.26  ** KEPT: 16 (wt=34) [] ifeq(product(A,B,C),true,ifeq(product(D,B,E),true,ifeq(product(F,B,G),true,ifeq(sum(F,D,A),true,sum(G,E,C),true),true),true),true) = true.
% 14.90/15.26  16 is a new demodulator.
% 14.90/15.26  
% 14.90/15.26  ** KEPT: 17 (wt=34) [] ifeq(product(A,B,C),true,ifeq(product(D,B,E),true,ifeq(sum(E,C,F),true,ifeq(sum(D,A,G),true,product(G,B,F),true),true),true),true) = true.
% 14.90/15.26  17 is a new demodulator.
% 14.90/15.26  
% 14.90/15.26  ** KEPT: 18 (wt=17) [] ifeq2(sum(A,B,C),true,ifeq2(sum(A,B,D),true,D,C),C) = C.
% 14.90/15.26  18 is a new demodulator.
% 14.90/15.26  
% 14.90/15.26  ** KEPT: 19 (wt=17) [] ifeq2(product(A,B,C),true,ifeq2(product(A,B,D),true,D,C),C) = C.
% 14.90/15.26  19 is a new demodulator.
% 14.90/15.26  
% 14.90/15.26  ** KEPT: 20 (wt=7) [] sum(b,additive_inverse(c),bS_Ic) = true.
% 14.90/15.26  20 is a new demodulator.
% 14.90/15.26  
% 14.90/15.26  ** KEPT: 21 (wt=6) [] product(a,b,aPb) = true.
% 14.90/15.26  21 is a new demodulator.
% 14.90/15.26  
% 14.90/15.26  ** KEPT: 22 (wt=6) [] product(a,c,aPc) = true.
% 14.90/15.26  22 is a new demodulator.
% 14.90/15.26  
% 14.90/15.26  ** KEPT: 23 (wt=7) [] sum(aPb,additive_inverse(aPc),aPb_S_IaPc) = true.
% 14.90/15.26  23 is a new demodulator.
% 14.90/15.26  
% 14.90/15.26  ** KEPT: 24 (wt=6) [] -(product(a,bS_Ic,aPb_S_IaPc) = true).
% 14.90/15.26  ---------------- PROOF FOUND ----------------
% 14.90/15.26  % SZS status Unsatisfiable
% 14.90/15.26  
% 14.90/15.26  
% 14.90/15.26  After processing input:
% 14.90/15.26  
% 14.90/15.26  Usable:
% 14.90/15.26  end_of_list.
% 14.90/15.26  
% 14.90/15.26  Sos:
% 14.90/15.26  3 (wt=6) [] sum(additive_identity,A,A) = true.
% 14.90/15.26  4 (wt=6) [] sum(A,additive_identity,A) = true.
% 14.90/15.26  21 (wt=6) [] product(a,b,aPb) = true.
% 14.90/15.26  22 (wt=6) [] product(a,c,aPc) = true.
% 14.90/15.26  24 (wt=6) [] -(product(a,bS_Ic,aPb_S_IaPc) = true).
% 14.90/15.26  1 (wt=7) [] ifeq2(A,A,B,C) = B.
% 14.90/15.26  2 (wt=7) [] ifeq(A,A,B,C) = B.
% 14.90/15.26  7 (wt=7) [] sum(additive_inverse(A),A,additive_identity) = true.
% 14.90/15.26  8 (wt=7) [] sum(A,additive_inverse(A),additive_identity) = true.
% 14.90/15.26  20 (wt=7) [] sum(b,additive_inverse(c),bS_Ic) = true.
% 14.90/15.26  23 (wt=7) [] sum(aPb,additive_inverse(aPc),aPb_S_IaPc) = true.
% 14.90/15.26  5 (wt=8) [] product(A,B,multiply(A,B)) = true.
% 14.90/15.26  6 (wt=8) [] sum(A,B,add(A,B)) = true.
% 14.90/15.26  11 (wt=13) [] ifeq(sum(A,B,C),true,sum(B,A,C),true) = true.
% 14.90/15.26  18 (wt=17) [] ifeq2(sum(A,B,C),true,ifeq2(sum(A,B,D),true,D,C),C) = C.
% 14.90/15.26  19 (wt=17) [] ifeq2(product(A,B,C),true,ifeq2(product(A,B,D),true,D,C),C) = C.
% 14.90/15.26  9 (wt=27) [] ifeq(sum(A,B,C),true,ifeq(sum(D,B,E),true,ifeq(sum(F,D,A),true,sum(F,E,C),true),true),true) = true.
% 14.90/15.26  10 (wt=27) [] ifeq(sum(A,B,C),true,ifeq(sum(D,C,E),true,ifeq(sum(D,A,F),true,sum(F,B,E),true),true),true) = true.
% 14.90/15.26  12 (wt=27) [] ifeq(product(A,B,C),true,ifeq(product(D,B,E),true,ifeq(product(F,D,A),true,product(F,E,C),true),true),true) = true.
% 14.90/15.26  13 (wt=27) [] ifeq(product(A,B,C),true,ifeq(product(D,C,E),true,ifeq(product(D,A,F),true,product(F,B,E),true),true),true) = true.
% 14.90/15.26  14 (wt=34) [] ifeq(product(A,B,C),true,ifeq(product(A,D,E),true,ifeq(product(A,F,G),true,ifeq(sum(F,D,B),true,sum(G,E,C),true),true),true),true) = true.
% 14.90/15.26  15 (wt=34) [] ifeq(product(A,B,C),true,ifeq(product(A,D,E),true,ifeq(sum(E,C,F),true,ifeq(sum(D,B,G),true,product(A,G,F),true),true),true),true) = true.
% 14.90/15.26  16 (wt=34) [] ifeq(product(A,B,C),true,ifeq(product(D,B,E),true,ifeq(product(F,B,G),true,ifeq(sum(F,D,A),true,sum(G,E,C),true),true),true),true) = true.
% 14.90/15.26  17 (wt=34) [] ifeq(product(A,B,C),true,ifeq(product(D,B,E),true,ifeq(sum(E,C,F),true,ifeq(sum(D,A,G),true,product(G,B,F),true),true),true),true) = true.
% 14.90/15.26  end_of_list.
% 14.90/15.26  
% 14.90/15.26  Demodulators:
% 14.90/15.26  1 (wt=7) [] ifeq2(A,A,B,C) = B.
% 14.90/15.26  2 (wt=7) [] ifeq(A,A,B,C) = B.
% 14.90/15.26  3 (wt=6) [] sum(additive_identity,A,A) = true.
% 14.90/15.26  4 (wt=6) [] sum(A,additive_identity,A) = true.
% 14.90/15.26  5 (wt=8) [] product(A,B,multiply(A,B)) = true.
% 14.90/15.26  6 (wt=8) [] sum(A,B,add(A,B)) = true.
% 14.90/15.26  7 (wt=7) [] sum(additive_inverse(A),A,additive_identity) = true.
% 14.90/15.26  8 (wt=7) [] sum(A,additive_inverse(A),additive_identity) = true.
% 14.90/15.26  9 (wt=27) [] ifeq(sum(A,B,C),true,ifeq(sum(D,B,E),true,ifeq(sum(F,D,A),true,sum(F,E,C),true),true),true) = true.
% 14.90/15.26  10 (wt=27) [] ifeq(sum(A,B,C),true,ifeq(sum(D,C,E),true,ifeq(sum(D,A,F),true,sum(F,B,E),true),true),true) = true.
% 14.90/15.26  11 (wt=13) [] ifeq(sum(A,B,C),true,sum(B,A,C),true) = true.
% 14.90/15.26  12 (wt=27) [] ifeq(product(A,B,C),true,ifeq(product(D,B,E),true,ifeq(product(F,D,A),true,product(F,E,C),true),true),true) = true.
% 14.90/15.26  13 (wt=27) [] ifeq(product(A,B,C),true,ifeq(product(D,C,E),true,ifeq(product(D,A,F),true,product(F,B,E),true),true),true) = true.
% 14.90/15.26  14 (wt=34) [] ifeq(product(A,B,C),true,ifeq(product(A,D,E),true,ifeq(product(A,F,G),true,ifeq(sum(F,D,B),true,sum(G,E,C),true),true),true),true) = true.
% 14.90/15.26  15 (wt=34) [] ifeq(product(A,B,C),true,ifeq(product(A,D,E),true,ifeq(sum(E,C,F),true,ifeq(sum(D,B,G),true,product(A,G,F),true),true),true),true) = true.
% 14.90/15.26  16 (wt=34) [] ifeq(product(A,B,C),true,ifeq(product(D,B,E),true,ifeq(product(F,B,G),true,ifeq(sum(F,D,A),true,sum(G,E,C),true),true),true),true) = true.
% 14.90/15.26  17 (wt=34) [] ifeq(product(A,B,C),true,ifeq(product(D,B,E),true,ifeq(sum(E,C,F),true,ifeq(sum(D,A,G),true,product(G,B,F),true),true),true),true) = true.
% 14.90/15.26  18 (wt=17) [] ifeq2(sum(A,B,C),true,ifeq2(sum(A,B,D),true,D,C),C) = C.
% 14.90/15.26  19 (wt=17) [] ifeq2(product(A,B,C),true,ifeq2(product(A,B,D),true,D,C),C) = C.
% 14.90/15.26  20 (wt=7) [] sum(b,additive_inverse(c),bS_Ic) = true.
% 14.90/15.26  21 (wt=6) [] product(a,b,aPb) = true.
% 14.90/15.26  22 (wt=6) [] product(a,c,aPc) = true.
% 14.90/15.26  23 (wt=7) [] sum(aPb,additive_inverse(aPc),aPb_S_IaPc) = true.
% 14.90/15.26  end_of_list.
% 14.90/15.26  
% 14.90/15.26  Passive:
% 14.90/15.26  end_of_list.
% 14.90/15.26  
% 14.90/15.26  UNIT CONFLICT from 27126 and 24 at   9.66 seconds.
% 14.90/15.26  
% 14.90/15.26  ---------------- PROOF ----------------
% 14.90/15.26  % SZS output start Refutation
% See solution above
% 14.90/15.26  ------------ end of proof -------------
% 14.90/15.26  
% 14.90/15.26  
% 14.90/15.26  ------------- memory usage ------------
% 14.90/15.26  Memory dynamically allocated (tp_alloc): 33691.
% 14.90/15.26    type (bytes each)        gets      frees     in use      avail      bytes
% 14.90/15.26  sym_ent (  96)               77          0         77          0      7.2 K
% 14.90/15.26  term (  16)             2706268    2220479     485789         38   9382.8 K
% 14.90/15.26  gen_ptr (   8)          2910565     826105    2084460         54  16285.3 K
% 14.90/15.26  context ( 808)         23302711   23302709          2          6      6.3 K
% 14.90/15.26  trail (  12)              78001      78001          0          7      0.1 K
% 14.90/15.26  bt_node (  68)         17221669   17221666          3         29      2.1 K
% 14.90/15.26  ac_position (285432)          0          0          0          0      0.0 K
% 14.90/15.26  ac_match_pos (14044)          0          0          0          0      0.0 K
% 14.90/15.26  ac_match_free_vars_pos (4020)
% 14.90/15.26                                0          0          0          0      0.0 K
% 14.90/15.26  discrim (  12)           400303     143671     256632         36   3007.8 K
% 14.90/15.26  flat (  40)             5793005    5793005          0         44      1.7 K
% 14.90/15.26  discrim_pos (  12)       179297     179297          0          1      0.0 K
% 14.90/15.26  fpa_head (  12)           10601          0      10601          0    124.2 K
% 14.90/15.26  fpa_tree (  28)          311530     311530          0         41      1.1 K
% 14.90/15.26  fpa_pos (  36)            53937      53937          0          1      0.0 K
% 14.90/15.26  literal (  12)           126996      99870      27126          1    317.9 K
% 14.90/15.26  clause (  24)            126996      99870      27126          1    635.8 K
% 14.90/15.26  list (  12)               26870      26814         56          3      0.7 K
% 14.90/15.26  list_pos (  20)          126534      45616      80918         16   1580.7 K
% 14.90/15.26  pair_index (   40)              2          0          2          0      0.1 K
% 14.90/15.26  
% 14.90/15.26  -------------- statistics -------------
% 14.90/15.26  Clauses input                 24
% 14.90/15.26    Usable input                   0
% 14.90/15.26    Sos input                     24
% 14.90/15.26    Demodulators input             0
% 14.90/15.26    Passive input                  0
% 14.90/15.26  
% 14.90/15.26  Processed BS (before search)  24
% 14.90/15.26  Forward subsumed BS            0
% 14.90/15.26  Kept BS                       24
% 14.90/15.26  New demodulators BS           23
% 14.90/15.26  Back demodulated BS            0
% 14.90/15.26  
% 14.90/15.26  Clauses or pairs given   1422936
% 14.90/15.26  Clauses generated          96395
% 14.90/15.26  Forward subsumed           69293
% 14.90/15.26  Deleted by weight              0
% 14.90/15.26  Deleted by variable count      0
% 14.90/15.26  Kept                       27102
% 14.90/15.26  New demodulators           26788
% 14.90/15.26  Back demodulated            9162
% 14.90/15.26  Ordered paramod prunes         0
% 14.90/15.26  Basic paramod prunes     9749666
% 14.90/15.26  Prime paramod prunes       16511
% 14.90/15.26  Semantic prunes                0
% 14.90/15.26  
% 14.90/15.26  Rewrite attmepts         1495210
% 14.90/15.26  Rewrites                  159882
% 14.90/15.26  
% 14.90/15.26  FPA overloads                  0
% 14.90/15.26  FPA underloads                 0
% 14.90/15.26  
% 14.90/15.26  Usable size                    0
% 14.90/15.26  Sos size                   17963
% 14.90/15.26  Demodulators size          17867
% 14.90/15.26  Passive size                   0
% 14.90/15.26  Disabled size               9162
% 14.90/15.26  
% 14.90/15.26  Proofs found                   1
% 14.90/15.26  
% 14.90/15.26  ----------- times (seconds) ----------- Mon May 30 08:42:01 2022
% 14.90/15.26  
% 14.90/15.26  user CPU time             9.66   (0 hr, 0 min, 9 sec)
% 14.90/15.26  system CPU time           4.51   (0 hr, 0 min, 4 sec)
% 14.90/15.26  wall-clock time          14      (0 hr, 0 min, 14 sec)
% 14.90/15.26  input time                0.00
% 14.90/15.26  paramodulation time       1.55
% 14.90/15.26  demodulation time         0.28
% 14.90/15.26  orient time               0.14
% 14.90/15.26  weigh time                0.02
% 14.90/15.26  forward subsume time      0.08
% 14.90/15.26  back demod find time      1.25
% 14.90/15.26  conflict time             0.02
% 14.90/15.26  LRPO time                 0.06
% 14.90/15.26  store clause time         3.24
% 14.90/15.26  disable clause time       1.67
% 14.90/15.26  prime paramod time        0.11
% 14.90/15.26  semantics time            0.00
% 14.90/15.26  
% 14.90/15.26  EQP interrupted
%------------------------------------------------------------------------------