TSTP Solution File: GRP181-3 by EQP---0.9e

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : EQP---0.9e
% Problem  : GRP181-3 : TPTP v8.1.0. Bugfixed v1.2.1.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_eqp %s

% Computer : n019.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 08:45:46 EDT 2022

% Result   : Unsatisfiable 6.83s 7.27s
% Output   : Refutation 6.83s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   13
%            Number of leaves      :   11
% Syntax   : Number of clauses     :   42 (  42 unt;   0 nHn;  11 RR)
%            Number of literals    :   42 (   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    :    8 (   8 usr;   4 con; 0-2 aty)
%            Number of variables   :   63 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,plain,
    equal(multiply(identity,A),A),
    file('GRP181-3.p',unknown),
    [] ).

cnf(2,plain,
    equal(multiply(inverse(A),A),identity),
    file('GRP181-3.p',unknown),
    [] ).

cnf(3,plain,
    equal(multiply(multiply(A,B),C),multiply(A,multiply(B,C))),
    file('GRP181-3.p',unknown),
    [] ).

cnf(4,plain,
    equal(greatest_lower_bound(A,B),greatest_lower_bound(B,A)),
    file('GRP181-3.p',unknown),
    [] ).

cnf(5,plain,
    equal(least_upper_bound(A,B),least_upper_bound(B,A)),
    file('GRP181-3.p',unknown),
    [] ).

cnf(12,plain,
    equal(multiply(A,least_upper_bound(B,C)),least_upper_bound(multiply(A,B),multiply(A,C))),
    file('GRP181-3.p',unknown),
    [] ).

cnf(13,plain,
    equal(multiply(A,greatest_lower_bound(B,C)),greatest_lower_bound(multiply(A,B),multiply(A,C))),
    file('GRP181-3.p',unknown),
    [] ).

cnf(14,plain,
    equal(multiply(least_upper_bound(A,B),C),least_upper_bound(multiply(A,C),multiply(B,C))),
    file('GRP181-3.p',unknown),
    [] ).

cnf(15,plain,
    equal(multiply(greatest_lower_bound(A,B),C),greatest_lower_bound(multiply(A,C),multiply(B,C))),
    file('GRP181-3.p',unknown),
    [] ).

cnf(16,plain,
    equal(greatest_lower_bound(b,c),greatest_lower_bound(a,c)),
    inference(flip,[status(thm),theory(equality)],[1]),
    [iquote('flip(1)')] ).

cnf(17,plain,
    equal(least_upper_bound(b,c),least_upper_bound(a,c)),
    inference(flip,[status(thm),theory(equality)],[1]),
    [iquote('flip(1)')] ).

cnf(18,plain,
    equal(inverse(greatest_lower_bound(A,B)),least_upper_bound(inverse(A),inverse(B))),
    file('GRP181-3.p',unknown),
    [] ).

cnf(19,plain,
    equal(inverse(least_upper_bound(A,B)),greatest_lower_bound(inverse(A),inverse(B))),
    file('GRP181-3.p',unknown),
    [] ).

cnf(20,plain,
    ~ equal(b,a),
    inference(flip,[status(thm),theory(equality)],[1]),
    [iquote('flip(1)')] ).

cnf(21,plain,
    equal(multiply(inverse(A),multiply(A,B)),B),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[2,3]),1]),1]),
    [iquote('para(2,3),demod([1]),flip(1)')] ).

cnf(35,plain,
    equal(least_upper_bound(c,b),least_upper_bound(a,c)),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[17,5]),1]),
    [iquote('para(17,5),flip(1)')] ).

cnf(59,plain,
    equal(least_upper_bound(greatest_lower_bound(multiply(A,B),multiply(C,B)),greatest_lower_bound(multiply(A,D),multiply(C,D))),greatest_lower_bound(least_upper_bound(multiply(A,B),multiply(A,D)),least_upper_bound(multiply(C,B),multiply(C,D)))),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[15,12]),12,12,15,15]),1]),
    [iquote('para(15,12),demod([12,12,15,15]),flip(1)')] ).

cnf(63,plain,
    equal(greatest_lower_bound(multiply(b,A),multiply(c,A)),greatest_lower_bound(multiply(a,A),multiply(c,A))),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[16,15]),15]),1]),
    [iquote('para(16,15),demod([15]),flip(1)')] ).

cnf(65,plain,
    equal(least_upper_bound(multiply(A,b),multiply(A,c)),least_upper_bound(multiply(A,a),multiply(A,c))),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[17,12]),12]),1]),
    [iquote('para(17,12),demod([12]),flip(1)')] ).

cnf(66,plain,
    equal(multiply(inverse(inverse(A)),identity),A),
    inference(para,[status(thm),theory(equality)],[2,21]),
    [iquote('para(2,21)')] ).

cnf(76,plain,
    equal(multiply(inverse(inverse(A)),B),multiply(A,B)),
    inference(para,[status(thm),theory(equality)],[21,21]),
    [iquote('para(21,21)')] ).

cnf(77,plain,
    equal(multiply(A,identity),A),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[66]),76]),
    [iquote('back_demod(66),demod([76])')] ).

cnf(78,plain,
    equal(least_upper_bound(greatest_lower_bound(A,multiply(inverse(B),multiply(C,A))),greatest_lower_bound(multiply(inverse(C),multiply(B,A)),A)),A),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[14,21]),19,12,15,21,15,21]),
    [iquote('para(14,21),demod([19,12,15,21,15,21])')] ).

cnf(79,plain,
    equal(greatest_lower_bound(least_upper_bound(A,multiply(inverse(B),multiply(C,A))),least_upper_bound(multiply(inverse(C),multiply(B,A)),A)),A),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[15,21]),18,13,14,21,14,21]),
    [iquote('para(15,21),demod([18,13,14,21,14,21])')] ).

cnf(83,plain,
    equal(inverse(inverse(A)),A),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[76,77]),77]),1]),
    [iquote('para(76,77),demod([77]),flip(1)')] ).

cnf(84,plain,
    equal(multiply(A,inverse(A)),identity),
    inference(para,[status(thm),theory(equality)],[83,2]),
    [iquote('para(83,2)')] ).

cnf(254,plain,
    equal(multiply(A,multiply(inverse(A),B)),B),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[84,3]),1]),1]),
    [iquote('para(84,3),demod([1]),flip(1)')] ).

cnf(488,plain,
    equal(least_upper_bound(multiply(inverse(c),b),identity),least_upper_bound(multiply(inverse(c),a),identity)),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[2,65]),2]),
    [iquote('para(2,65),demod([2])')] ).

cnf(585,plain,
    equal(least_upper_bound(greatest_lower_bound(A,B),greatest_lower_bound(multiply(A,C),multiply(B,C))),greatest_lower_bound(least_upper_bound(A,multiply(A,C)),least_upper_bound(B,multiply(B,C)))),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[77,59]),77,77,77]),
    [iquote('para(77,59),demod([77,77,77])')] ).

cnf(590,plain,
    equal(least_upper_bound(greatest_lower_bound(A,inverse(B)),greatest_lower_bound(multiply(A,multiply(B,A)),A)),A),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[2,78]),77,83]),
    [iquote('para(2,78),demod([77,83])')] ).

cnf(624,plain,
    equal(greatest_lower_bound(least_upper_bound(A,inverse(B)),least_upper_bound(multiply(A,multiply(B,A)),A)),A),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[2,79]),77,83]),
    [iquote('para(2,79),demod([77,83])')] ).

cnf(994,plain,
    equal(least_upper_bound(greatest_lower_bound(A,B),greatest_lower_bound(multiply(A,multiply(inverse(B),A)),A)),A),
    inference(para,[status(thm),theory(equality)],[83,590]),
    [iquote('para(83,590)')] ).

cnf(998,plain,
    equal(greatest_lower_bound(least_upper_bound(A,B),least_upper_bound(multiply(A,multiply(inverse(B),A)),A)),A),
    inference(para,[status(thm),theory(equality)],[83,624]),
    [iquote('para(83,624)')] ).

cnf(5161,plain,
    equal(greatest_lower_bound(multiply(b,multiply(inverse(c),A)),A),greatest_lower_bound(multiply(a,multiply(inverse(c),A)),A)),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[254,63]),254]),
    [iquote('para(254,63),demod([254])')] ).

cnf(8052,plain,
    equal(least_upper_bound(greatest_lower_bound(a,c),greatest_lower_bound(multiply(a,multiply(inverse(c),b)),b)),b),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[16,994]),5161]),
    [iquote('para(16,994),demod([5161])')] ).

cnf(8895,plain,
    equal(least_upper_bound(greatest_lower_bound(c,a),greatest_lower_bound(multiply(a,multiply(inverse(c),b)),b)),b),
    inference(para,[status(thm),theory(equality)],[4,8052]),
    [iquote('para(4,8052)')] ).

cnf(9148,plain,
    equal(least_upper_bound(greatest_lower_bound(c,a),greatest_lower_bound(b,multiply(a,multiply(inverse(c),b)))),b),
    inference(para,[status(thm),theory(equality)],[4,8895]),
    [iquote('para(4,8895)')] ).

cnf(15494,plain,
    equal(least_upper_bound(multiply(A,multiply(inverse(c),b)),A),least_upper_bound(multiply(A,multiply(inverse(c),a)),A)),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[488,12]),12,77,77]),1]),
    [iquote('para(488,12),demod([12,77,77]),flip(1)')] ).

cnf(19075,plain,
    equal(least_upper_bound(greatest_lower_bound(A,B),greatest_lower_bound(C,multiply(B,multiply(inverse(A),C)))),greatest_lower_bound(least_upper_bound(A,C),least_upper_bound(B,multiply(B,multiply(inverse(A),C))))),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[254,585]),254]),
    [iquote('para(254,585),demod([254])')] ).

cnf(19076,plain,
    equal(greatest_lower_bound(least_upper_bound(a,c),least_upper_bound(a,multiply(a,multiply(inverse(c),b)))),b),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[9148]),19075,35]),
    [iquote('back_demod(9148),demod([19075,35])')] ).

cnf(19084,plain,
    equal(b,a),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[5,19076]),15494,998]),1]),
    [iquote('para(5,19076),demod([15494,998]),flip(1)')] ).

cnf(19085,plain,
    $false,
    inference(conflict,[status(thm)],[19084,20]),
    [iquote('conflict(19084,20)')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : GRP181-3 : TPTP v8.1.0. Bugfixed v1.2.1.
% 0.07/0.12  % Command  : tptp2X_and_run_eqp %s
% 0.13/0.33  % Computer : n019.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33  % CPULimit : 300
% 0.13/0.33  % WCLimit  : 600
% 0.13/0.33  % DateTime : Mon Jun 13 23:10:24 EDT 2022
% 0.13/0.33  % CPUTime  : 
% 0.43/1.07  ----- EQP 0.9e, May 2009 -----
% 0.43/1.07  The job began on n019.cluster.edu, Mon Jun 13 23:10:25 2022
% 0.43/1.07  The command was "./eqp09e".
% 0.43/1.07  
% 0.43/1.07  set(prolog_style_variables).
% 0.43/1.07  set(lrpo).
% 0.43/1.07  set(basic_paramod).
% 0.43/1.07  set(functional_subsume).
% 0.43/1.07  set(ordered_paramod).
% 0.43/1.07  set(prime_paramod).
% 0.43/1.07  set(para_pairs).
% 0.43/1.07  assign(pick_given_ratio,4).
% 0.43/1.07  clear(print_kept).
% 0.43/1.07  clear(print_new_demod).
% 0.43/1.07  clear(print_back_demod).
% 0.43/1.07  clear(print_given).
% 0.43/1.07  assign(max_mem,64000).
% 0.43/1.07  end_of_commands.
% 0.43/1.07  
% 0.43/1.07  Usable:
% 0.43/1.07  end_of_list.
% 0.43/1.07  
% 0.43/1.07  Sos:
% 0.43/1.07  0 (wt=-1) [] multiply(identity,A) = A.
% 0.43/1.07  0 (wt=-1) [] multiply(inverse(A),A) = identity.
% 0.43/1.07  0 (wt=-1) [] multiply(multiply(A,B),C) = multiply(A,multiply(B,C)).
% 0.43/1.07  0 (wt=-1) [] greatest_lower_bound(A,B) = greatest_lower_bound(B,A).
% 0.43/1.07  0 (wt=-1) [] least_upper_bound(A,B) = least_upper_bound(B,A).
% 0.43/1.07  0 (wt=-1) [] greatest_lower_bound(A,greatest_lower_bound(B,C)) = greatest_lower_bound(greatest_lower_bound(A,B),C).
% 0.43/1.07  0 (wt=-1) [] least_upper_bound(A,least_upper_bound(B,C)) = least_upper_bound(least_upper_bound(A,B),C).
% 0.43/1.07  0 (wt=-1) [] least_upper_bound(A,A) = A.
% 0.43/1.07  0 (wt=-1) [] greatest_lower_bound(A,A) = A.
% 0.43/1.07  0 (wt=-1) [] least_upper_bound(A,greatest_lower_bound(A,B)) = A.
% 0.43/1.07  0 (wt=-1) [] greatest_lower_bound(A,least_upper_bound(A,B)) = A.
% 0.43/1.07  0 (wt=-1) [] multiply(A,least_upper_bound(B,C)) = least_upper_bound(multiply(A,B),multiply(A,C)).
% 0.43/1.07  0 (wt=-1) [] multiply(A,greatest_lower_bound(B,C)) = greatest_lower_bound(multiply(A,B),multiply(A,C)).
% 0.43/1.07  0 (wt=-1) [] multiply(least_upper_bound(A,B),C) = least_upper_bound(multiply(A,C),multiply(B,C)).
% 0.43/1.07  0 (wt=-1) [] multiply(greatest_lower_bound(A,B),C) = greatest_lower_bound(multiply(A,C),multiply(B,C)).
% 0.43/1.07  0 (wt=-1) [] greatest_lower_bound(a,c) = greatest_lower_bound(b,c).
% 0.43/1.07  0 (wt=-1) [] least_upper_bound(a,c) = least_upper_bound(b,c).
% 0.43/1.07  0 (wt=-1) [] inverse(greatest_lower_bound(A,B)) = least_upper_bound(inverse(A),inverse(B)).
% 0.43/1.07  0 (wt=-1) [] inverse(least_upper_bound(A,B)) = greatest_lower_bound(inverse(A),inverse(B)).
% 0.43/1.07  0 (wt=-1) [] -(a = b).
% 0.43/1.07  end_of_list.
% 0.43/1.07  
% 0.43/1.07  Demodulators:
% 0.43/1.07  end_of_list.
% 0.43/1.07  
% 0.43/1.07  Passive:
% 0.43/1.07  end_of_list.
% 0.43/1.07  
% 0.43/1.07  Starting to process input.
% 0.43/1.07  
% 0.43/1.07  ** KEPT: 1 (wt=5) [] multiply(identity,A) = A.
% 0.43/1.07  1 is a new demodulator.
% 0.43/1.07  
% 0.43/1.07  ** KEPT: 2 (wt=6) [] multiply(inverse(A),A) = identity.
% 0.43/1.07  2 is a new demodulator.
% 0.43/1.07  
% 0.43/1.07  ** KEPT: 3 (wt=11) [] multiply(multiply(A,B),C) = multiply(A,multiply(B,C)).
% 0.43/1.07  3 is a new demodulator.
% 0.43/1.07  
% 0.43/1.07  ** KEPT: 4 (wt=7) [] greatest_lower_bound(A,B) = greatest_lower_bound(B,A).
% 0.43/1.07  clause forward subsumed: 0 (wt=7) [flip(4)] greatest_lower_bound(B,A) = greatest_lower_bound(A,B).
% 0.43/1.07  
% 0.43/1.07  ** KEPT: 5 (wt=7) [] least_upper_bound(A,B) = least_upper_bound(B,A).
% 0.43/1.07  clause forward subsumed: 0 (wt=7) [flip(5)] least_upper_bound(B,A) = least_upper_bound(A,B).
% 0.43/1.07  
% 0.43/1.07  ** KEPT: 6 (wt=11) [flip(1)] greatest_lower_bound(greatest_lower_bound(A,B),C) = greatest_lower_bound(A,greatest_lower_bound(B,C)).
% 0.43/1.07  6 is a new demodulator.
% 0.43/1.07  
% 0.43/1.07  ** KEPT: 7 (wt=11) [flip(1)] least_upper_bound(least_upper_bound(A,B),C) = least_upper_bound(A,least_upper_bound(B,C)).
% 0.43/1.07  7 is a new demodulator.
% 0.43/1.07  
% 0.43/1.07  ** KEPT: 8 (wt=5) [] least_upper_bound(A,A) = A.
% 0.43/1.07  8 is a new demodulator.
% 0.43/1.07  
% 0.43/1.07  ** KEPT: 9 (wt=5) [] greatest_lower_bound(A,A) = A.
% 0.43/1.07  9 is a new demodulator.
% 0.43/1.07  
% 0.43/1.07  ** KEPT: 10 (wt=7) [] least_upper_bound(A,greatest_lower_bound(A,B)) = A.
% 0.43/1.07  10 is a new demodulator.
% 0.43/1.07  
% 0.43/1.07  ** KEPT: 11 (wt=7) [] greatest_lower_bound(A,least_upper_bound(A,B)) = A.
% 0.43/1.07  11 is a new demodulator.
% 0.43/1.07  
% 0.43/1.07  ** KEPT: 12 (wt=13) [] multiply(A,least_upper_bound(B,C)) = least_upper_bound(multiply(A,B),multiply(A,C)).
% 0.43/1.07  12 is a new demodulator.
% 0.43/1.07  
% 0.43/1.07  ** KEPT: 13 (wt=13) [] multiply(A,greatest_lower_bound(B,C)) = greatest_lower_bound(multiply(A,B),multiply(A,C)).
% 0.43/1.07  13 is a new demodulator.
% 0.43/1.07  
% 0.43/1.07  ** KEPT: 14 (wt=13) [] multiply(least_upper_bound(A,B),C) = least_upper_bound(multiply(A,C),multiply(B,C)).
% 0.43/1.07  14 is a new demodulator.
% 0.43/1.07  
% 0.43/1.07  ** KEPT: 15 (wt=13) [] multiply(greatest_lower_bound(A,B),C) = greatest_lower_bound(multiply(A,C),multiply(B,C)).
% 0.43/1.07  15 is a new demodulator.
% 0.43/1.07  
% 0.43/1.07  ** KEPT: 16 (wt=7) [flip(1)] greatest_lower_bound(b,c) = greatest_lower_bound(a,c).
% 0.43/1.07  16 is a new demodulator.
% 0.43/1.07  
% 0.43/1.07  ** KEPT: 17 (wt=7) [flip(1)] least_upper_bound(b,c) = least_upper_bound(a,c).
% 0.43/1.07  17 is a new demodulator.
% 0.43/1.07  
% 0.43/1.07  ** KEPT: 18 (wt=10) [] inverse(greatest_lower_bound(A,B)) = least_upper_bound(inverse(A),inverse(B)).
% 6.83/7.27  18 is a new demodulator.
% 6.83/7.27  
% 6.83/7.27  ** KEPT: 19 (wt=10) [] inverse(least_upper_bound(A,B)) = greatest_lower_bound(inverse(A),inverse(B)).
% 6.83/7.27  19 is a new demodulator.
% 6.83/7.27  
% 6.83/7.27  ** KEPT: 20 (wt=3) [flip(1)] -(b = a).
% 6.83/7.27  ---------------- PROOF FOUND ----------------
% 6.83/7.27  % SZS status Unsatisfiable
% 6.83/7.27  
% 6.83/7.27  
% 6.83/7.27  After processing input:
% 6.83/7.27  
% 6.83/7.27  Usable:
% 6.83/7.27  end_of_list.
% 6.83/7.27  
% 6.83/7.27  Sos:
% 6.83/7.27  20 (wt=3) [flip(1)] -(b = a).
% 6.83/7.27  1 (wt=5) [] multiply(identity,A) = A.
% 6.83/7.27  8 (wt=5) [] least_upper_bound(A,A) = A.
% 6.83/7.27  9 (wt=5) [] greatest_lower_bound(A,A) = A.
% 6.83/7.27  2 (wt=6) [] multiply(inverse(A),A) = identity.
% 6.83/7.27  4 (wt=7) [] greatest_lower_bound(A,B) = greatest_lower_bound(B,A).
% 6.83/7.27  5 (wt=7) [] least_upper_bound(A,B) = least_upper_bound(B,A).
% 6.83/7.27  10 (wt=7) [] least_upper_bound(A,greatest_lower_bound(A,B)) = A.
% 6.83/7.27  11 (wt=7) [] greatest_lower_bound(A,least_upper_bound(A,B)) = A.
% 6.83/7.27  16 (wt=7) [flip(1)] greatest_lower_bound(b,c) = greatest_lower_bound(a,c).
% 6.83/7.27  17 (wt=7) [flip(1)] least_upper_bound(b,c) = least_upper_bound(a,c).
% 6.83/7.27  18 (wt=10) [] inverse(greatest_lower_bound(A,B)) = least_upper_bound(inverse(A),inverse(B)).
% 6.83/7.27  19 (wt=10) [] inverse(least_upper_bound(A,B)) = greatest_lower_bound(inverse(A),inverse(B)).
% 6.83/7.27  3 (wt=11) [] multiply(multiply(A,B),C) = multiply(A,multiply(B,C)).
% 6.83/7.27  6 (wt=11) [flip(1)] greatest_lower_bound(greatest_lower_bound(A,B),C) = greatest_lower_bound(A,greatest_lower_bound(B,C)).
% 6.83/7.27  7 (wt=11) [flip(1)] least_upper_bound(least_upper_bound(A,B),C) = least_upper_bound(A,least_upper_bound(B,C)).
% 6.83/7.27  12 (wt=13) [] multiply(A,least_upper_bound(B,C)) = least_upper_bound(multiply(A,B),multiply(A,C)).
% 6.83/7.27  13 (wt=13) [] multiply(A,greatest_lower_bound(B,C)) = greatest_lower_bound(multiply(A,B),multiply(A,C)).
% 6.83/7.27  14 (wt=13) [] multiply(least_upper_bound(A,B),C) = least_upper_bound(multiply(A,C),multiply(B,C)).
% 6.83/7.27  15 (wt=13) [] multiply(greatest_lower_bound(A,B),C) = greatest_lower_bound(multiply(A,C),multiply(B,C)).
% 6.83/7.27  end_of_list.
% 6.83/7.27  
% 6.83/7.27  Demodulators:
% 6.83/7.27  1 (wt=5) [] multiply(identity,A) = A.
% 6.83/7.27  2 (wt=6) [] multiply(inverse(A),A) = identity.
% 6.83/7.27  3 (wt=11) [] multiply(multiply(A,B),C) = multiply(A,multiply(B,C)).
% 6.83/7.27  6 (wt=11) [flip(1)] greatest_lower_bound(greatest_lower_bound(A,B),C) = greatest_lower_bound(A,greatest_lower_bound(B,C)).
% 6.83/7.27  7 (wt=11) [flip(1)] least_upper_bound(least_upper_bound(A,B),C) = least_upper_bound(A,least_upper_bound(B,C)).
% 6.83/7.27  8 (wt=5) [] least_upper_bound(A,A) = A.
% 6.83/7.27  9 (wt=5) [] greatest_lower_bound(A,A) = A.
% 6.83/7.27  10 (wt=7) [] least_upper_bound(A,greatest_lower_bound(A,B)) = A.
% 6.83/7.27  11 (wt=7) [] greatest_lower_bound(A,least_upper_bound(A,B)) = A.
% 6.83/7.27  12 (wt=13) [] multiply(A,least_upper_bound(B,C)) = least_upper_bound(multiply(A,B),multiply(A,C)).
% 6.83/7.27  13 (wt=13) [] multiply(A,greatest_lower_bound(B,C)) = greatest_lower_bound(multiply(A,B),multiply(A,C)).
% 6.83/7.27  14 (wt=13) [] multiply(least_upper_bound(A,B),C) = least_upper_bound(multiply(A,C),multiply(B,C)).
% 6.83/7.27  15 (wt=13) [] multiply(greatest_lower_bound(A,B),C) = greatest_lower_bound(multiply(A,C),multiply(B,C)).
% 6.83/7.27  16 (wt=7) [flip(1)] greatest_lower_bound(b,c) = greatest_lower_bound(a,c).
% 6.83/7.27  17 (wt=7) [flip(1)] least_upper_bound(b,c) = least_upper_bound(a,c).
% 6.83/7.27  18 (wt=10) [] inverse(greatest_lower_bound(A,B)) = least_upper_bound(inverse(A),inverse(B)).
% 6.83/7.27  19 (wt=10) [] inverse(least_upper_bound(A,B)) = greatest_lower_bound(inverse(A),inverse(B)).
% 6.83/7.27  end_of_list.
% 6.83/7.27  
% 6.83/7.27  Passive:
% 6.83/7.27  end_of_list.
% 6.83/7.27  
% 6.83/7.27  UNIT CONFLICT from 19084 and 20 at   4.29 seconds.
% 6.83/7.27  
% 6.83/7.27  ---------------- PROOF ----------------
% 6.83/7.27  % SZS output start Refutation
% See solution above
% 6.83/7.27  ------------ end of proof -------------
% 6.83/7.27  
% 6.83/7.27  
% 6.83/7.27  ------------- memory usage ------------
% 6.83/7.27  Memory dynamically allocated (tp_alloc): 33203.
% 6.83/7.27    type (bytes each)        gets      frees     in use      avail      bytes
% 6.83/7.27  sym_ent (  96)               59          0         59          0      5.5 K
% 6.83/7.27  term (  16)             3241243    2774531     466712         34   9041.6 K
% 6.83/7.27  gen_ptr (   8)          2654214     539430    2114784         41  16522.1 K
% 6.83/7.27  context ( 808)          5847303    5847301          2          9      8.7 K
% 6.83/7.27  trail (  12)             244395     244395          0          7      0.1 K
% 6.83/7.27  bt_node (  68)          3299785    3299782          3         24      1.8 K
% 6.83/7.27  ac_position (285432)          0          0          0          0      0.0 K
% 6.83/7.27  ac_match_pos (14044)          0          0          0          0      0.0 K
% 6.83/7.27  ac_match_free_vars_pos (4020)
% 6.83/7.27                                0          0          0          0      0.0 K
% 6.83/7.27  discrim (  12)           370266      29043     341223          0   3998.7 K
% 6.83/7.27  flat (  40)             7087491    7087491          0         79      3.1 K
% 6.83/7.27  discrim_pos (  12)       183152     183152          0          1      0.0 K
% 6.83/7.27  fpa_head (  12)           21499          0      21499          0    251.9 K
% 6.83/7.27  fpa_tree (  28)          105569     105569          0         33      0.9 K
% 6.83/7.27  fpa_pos (  36)            33548      33548          0          1      0.0 K
% 6.83/7.27  literal (  12)           126683     107599      19084          1    223.7 K
% 6.83/7.27  clause (  24)            126683     107599      19084          1    447.3 K
% 6.83/7.27  list (  12)               14523      14467         56          4      0.7 K
% 6.83/7.27  list_pos (  20)           76575      10867      65708          0   1283.4 K
% 6.83/7.27  pair_index (   40)              2          0          2          0      0.1 K
% 6.83/7.27  
% 6.83/7.27  -------------- statistics -------------
% 6.83/7.27  Clauses input                 20
% 6.83/7.27    Usable input                   0
% 6.83/7.27    Sos input                     20
% 6.83/7.27    Demodulators input             0
% 6.83/7.27    Passive input                  0
% 6.83/7.27  
% 6.83/7.27  Processed BS (before search)  22
% 6.83/7.27  Forward subsumed BS            2
% 6.83/7.27  Kept BS                       20
% 6.83/7.27  New demodulators BS           17
% 6.83/7.27  Back demodulated BS            0
% 6.83/7.27  
% 6.83/7.27  Clauses or pairs given    388273
% 6.83/7.27  Clauses generated          88123
% 6.83/7.27  Forward subsumed           69059
% 6.83/7.27  Deleted by weight              0
% 6.83/7.27  Deleted by variable count      0
% 6.83/7.27  Kept                       19064
% 6.83/7.27  New demodulators           14447
% 6.83/7.27  Back demodulated            2417
% 6.83/7.27  Ordered paramod prunes         0
% 6.83/7.27  Basic paramod prunes     2048564
% 6.83/7.27  Prime paramod prunes        6301
% 6.83/7.27  Semantic prunes                0
% 6.83/7.27  
% 6.83/7.27  Rewrite attmepts         1361638
% 6.83/7.27  Rewrites                  163693
% 6.83/7.27  
% 6.83/7.27  FPA overloads                  0
% 6.83/7.27  FPA underloads                 0
% 6.83/7.27  
% 6.83/7.27  Usable size                    0
% 6.83/7.27  Sos size                   16666
% 6.83/7.27  Demodulators size          13293
% 6.83/7.27  Passive size                   0
% 6.83/7.27  Disabled size               2417
% 6.83/7.27  
% 6.83/7.27  Proofs found                   1
% 6.83/7.27  
% 6.83/7.27  ----------- times (seconds) ----------- Mon Jun 13 23:10:31 2022
% 6.83/7.27  
% 6.83/7.27  user CPU time             4.29   (0 hr, 0 min, 4 sec)
% 6.83/7.27  system CPU time           1.92   (0 hr, 0 min, 1 sec)
% 6.83/7.27  wall-clock time           6      (0 hr, 0 min, 6 sec)
% 6.83/7.27  input time                0.00
% 6.83/7.27  paramodulation time       0.66
% 6.83/7.27  demodulation time         0.30
% 6.83/7.27  orient time               0.17
% 6.83/7.27  weigh time                0.03
% 6.83/7.27  forward subsume time      0.09
% 6.83/7.27  back demod find time      0.22
% 6.83/7.27  conflict time             0.01
% 6.83/7.27  LRPO time                 0.07
% 6.83/7.27  store clause time         1.92
% 6.83/7.27  disable clause time       0.27
% 6.83/7.27  prime paramod time        0.12
% 6.83/7.27  semantics time            0.00
% 6.83/7.27  
% 6.83/7.27  EQP interrupted
%------------------------------------------------------------------------------