TSTP Solution File: LAT009-1 by EQP---0.9e

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : EQP---0.9e
% Problem  : LAT009-1 : TPTP v8.1.0. Released v2.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_eqp %s

% Computer : n008.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 : Sun Jul 17 04:34:14 EDT 2022

% Result   : Unsatisfiable 1.04s 1.43s
% Output   : Refutation 1.04s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   16
%            Number of leaves      :    8
% Syntax   : Number of clauses     :   70 (  70 unt;   0 nHn;   6 RR)
%            Number of literals    :   70 (   0 equ;   5 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    :    5 (   5 usr;   3 con; 0-2 aty)
%            Number of variables   :  175 (  28 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,plain,
    equal(meet(A,A),A),
    file('LAT009-1.p',unknown),
    [] ).

cnf(2,plain,
    equal(join(A,A),A),
    file('LAT009-1.p',unknown),
    [] ).

cnf(3,plain,
    equal(meet(A,join(A,B)),A),
    file('LAT009-1.p',unknown),
    [] ).

cnf(4,plain,
    equal(join(A,meet(A,B)),A),
    file('LAT009-1.p',unknown),
    [] ).

cnf(5,plain,
    equal(meet(A,B),meet(B,A)),
    file('LAT009-1.p',unknown),
    [] ).

cnf(6,plain,
    equal(join(A,B),join(B,A)),
    file('LAT009-1.p',unknown),
    [] ).

cnf(7,plain,
    equal(meet(meet(A,B),C),meet(A,meet(B,C))),
    file('LAT009-1.p',unknown),
    [] ).

cnf(8,plain,
    equal(join(join(A,B),C),join(A,join(B,C))),
    file('LAT009-1.p',unknown),
    [] ).

cnf(9,plain,
    equal(meet(join(meet(join(A,B),C),B),join(C,A)),join(meet(join(meet(A,B),C),B),meet(C,A))),
    inference(flip,[status(thm),theory(equality)],[1]),
    [iquote('flip(1)')] ).

cnf(10,plain,
    ~ equal(meet(join(a,b),join(a,c)),join(a,meet(b,c))),
    inference(flip,[status(thm),theory(equality)],[1]),
    [iquote('flip(1)')] ).

cnf(11,plain,
    equal(meet(join(A,B),A),A),
    inference(para,[status(thm),theory(equality)],[5,3]),
    [iquote('para(5,3)')] ).

cnf(12,plain,
    equal(join(A,meet(B,A)),A),
    inference(para,[status(thm),theory(equality)],[5,4]),
    [iquote('para(5,4)')] ).

cnf(13,plain,
    equal(meet(A,join(B,A)),A),
    inference(para,[status(thm),theory(equality)],[6,3]),
    [iquote('para(6,3)')] ).

cnf(14,plain,
    equal(join(meet(A,B),A),A),
    inference(para,[status(thm),theory(equality)],[6,4]),
    [iquote('para(6,4)')] ).

cnf(16,plain,
    equal(meet(A,meet(A,B)),meet(A,B)),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[1,7]),1]),
    [iquote('para(1,7),flip(1)')] ).

cnf(17,plain,
    equal(join(A,join(B,A)),join(A,B)),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[11,4]),8]),
    [iquote('para(11,4),demod([8])')] ).

cnf(19,plain,
    equal(meet(A,meet(join(A,B),C)),meet(A,C)),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[3,7]),1]),
    [iquote('para(3,7),flip(1)')] ).

cnf(21,plain,
    equal(join(meet(A,B),meet(A,meet(B,C))),meet(A,B)),
    inference(para,[status(thm),theory(equality)],[7,4]),
    [iquote('para(7,4)')] ).

cnf(22,plain,
    equal(meet(A,meet(B,A)),meet(A,B)),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[4,13]),7]),
    [iquote('para(4,13),demod([7])')] ).

cnf(23,plain,
    equal(meet(join(A,B),B),B),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[13,5]),1]),
    [iquote('para(13,5),flip(1)')] ).

cnf(24,plain,
    equal(meet(A,meet(B,C)),meet(C,meet(A,B))),
    inference(para,[status(thm),theory(equality)],[7,5]),
    [iquote('para(7,5)')] ).

cnf(27,plain,
    equal(join(A,join(A,B)),join(A,B)),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[2,8]),1]),
    [iquote('para(2,8),flip(1)')] ).

cnf(30,plain,
    equal(join(A,join(meet(A,B),C)),join(A,C)),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[4,8]),1]),
    [iquote('para(4,8),flip(1)')] ).

cnf(31,plain,
    equal(join(A,join(B,C)),join(C,join(A,B))),
    inference(para,[status(thm),theory(equality)],[8,6]),
    [iquote('para(8,6)')] ).

cnf(36,plain,
    equal(meet(join(meet(A,B),meet(A,C)),join(B,A)),join(meet(A,C),meet(B,A))),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[4,9]),16,11]),
    [iquote('para(4,9),demod([16,11])')] ).

cnf(37,plain,
    equal(meet(join(meet(join(meet(A,B),C),A),C),A),join(meet(A,C),meet(A,B))),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[4,9]),7,14,16]),
    [iquote('para(4,9),demod([7,14,16])')] ).

cnf(39,plain,
    equal(join(meet(join(meet(A,B),C),B),meet(C,A)),meet(join(C,A),join(meet(join(A,B),C),B))),
    inference(para,[status(thm),theory(equality)],[9,5]),
    [iquote('para(9,5)')] ).

cnf(50,plain,
    equal(meet(join(meet(join(meet(A,B),C),B),join(meet(C,A),B)),join(C,join(A,meet(join(A,B),C)))),join(meet(join(meet(join(A,B),meet(C,B)),join(C,A)),B),meet(join(C,A),meet(join(A,B),C)))),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[9,9]),8,8,7]),
    [iquote('para(9,9),demod([8,8,7])')] ).

cnf(51,plain,
    ~ equal(meet(join(b,a),join(a,c)),join(a,meet(b,c))),
    inference(para,[status(thm),theory(equality)],[6,10]),
    [iquote('para(6,10)')] ).

cnf(54,plain,
    equal(meet(join(A,B),meet(C,A)),meet(A,C)),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[19,5]),7]),1]),
    [iquote('para(19,5),demod([7]),flip(1)')] ).

cnf(55,plain,
    equal(meet(join(meet(join(meet(A,B),C),B),join(meet(C,A),B)),join(C,join(A,meet(join(A,B),C)))),join(meet(join(meet(join(A,B),meet(C,B)),join(C,A)),B),meet(C,join(A,B)))),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[50]),54]),
    [iquote('back_demod(50),demod([54])')] ).

cnf(56,plain,
    equal(meet(A,meet(B,join(A,C))),meet(A,B)),
    inference(para,[status(thm),theory(equality)],[5,19]),
    [iquote('para(5,19)')] ).

cnf(57,plain,
    equal(join(A,meet(B,meet(C,A))),A),
    inference(para,[status(thm),theory(equality)],[7,12]),
    [iquote('para(7,12)')] ).

cnf(58,plain,
    equal(join(A,join(B,meet(C,A))),join(A,B)),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[3,57]),8]),
    [iquote('para(3,57),demod([8])')] ).

cnf(59,plain,
    equal(meet(join(meet(join(meet(A,B),C),B),join(meet(C,A),B)),join(C,A)),join(meet(join(meet(join(A,B),meet(C,B)),join(C,A)),B),meet(C,join(A,B)))),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[55]),58]),
    [iquote('back_demod(55),demod([58])')] ).

cnf(60,plain,
    equal(join(A,join(meet(B,A),C)),join(A,C)),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[12,8]),1]),
    [iquote('para(12,8),flip(1)')] ).

cnf(63,plain,
    equal(join(A,meet(B,meet(A,C))),A),
    inference(para,[status(thm),theory(equality)],[5,57]),
    [iquote('para(5,57)')] ).

cnf(66,plain,
    equal(meet(join(meet(join(meet(A,B),C),B),C),B),join(meet(join(meet(A,meet(B,C)),B),C),meet(B,A))),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[12,9]),7,22]),
    [iquote('para(12,9),demod([7,22])')] ).

cnf(72,plain,
    equal(join(meet(A,meet(B,C)),B),B),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[63,6]),1]),
    [iquote('para(63,6),flip(1)')] ).

cnf(73,plain,
    equal(meet(join(meet(join(meet(A,B),C),B),C),B),join(meet(B,C),meet(B,A))),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[66]),72]),
    [iquote('back_demod(66),demod([72])')] ).

cnf(75,plain,
    equal(join(meet(A,B),join(A,C)),join(A,C)),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[14,8]),1]),
    [iquote('para(14,8),flip(1)')] ).

cnf(76,plain,
    equal(join(meet(join(meet(A,B),C),A),meet(C,meet(A,B))),meet(A,join(C,meet(A,B)))),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[14,9]),14,7,22]),1]),
    [iquote('para(14,9),demod([14,7,22]),flip(1)')] ).

cnf(106,plain,
    equal(meet(join(A,B),meet(C,B)),meet(C,B)),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[13,24]),1]),
    [iquote('para(13,24),flip(1)')] ).

cnf(107,plain,
    equal(meet(join(meet(join(meet(A,B),C),B),join(meet(C,A),B)),join(C,A)),join(meet(join(C,A),B),meet(C,join(A,B)))),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[59]),106,75]),
    [iquote('back_demod(59),demod([106,75])')] ).

cnf(112,plain,
    equal(meet(A,meet(join(B,meet(C,A)),C)),meet(C,A)),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[23,24]),1]),
    [iquote('para(23,24),flip(1)')] ).

cnf(115,plain,
    equal(join(meet(A,B),join(C,A)),join(A,C)),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[30,6]),8]),1]),
    [iquote('para(30,6),demod([8]),flip(1)')] ).

cnf(124,plain,
    equal(join(meet(A,B),join(C,B)),join(C,B)),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[12,31]),1]),
    [iquote('para(12,31),flip(1)')] ).

cnf(125,plain,
    equal(meet(join(meet(A,B),C),join(A,B)),join(meet(join(A,B),C),meet(A,join(B,C)))),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[107]),124]),
    [iquote('back_demod(107),demod([124])')] ).

cnf(142,plain,
    equal(join(meet(A,join(B,C)),meet(A,C)),meet(A,join(B,C))),
    inference(para,[status(thm),theory(equality)],[23,21]),
    [iquote('para(23,21)')] ).

cnf(183,plain,
    equal(join(meet(join(meet(join(A,B),C),A),C),A),meet(join(A,C),join(A,B))),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[27,9]),8,11,3]),1]),
    [iquote('para(27,9),demod([8,11,3]),flip(1)')] ).

cnf(291,plain,
    equal(join(meet(join(A,B),C),join(B,A)),join(A,B)),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[17,115]),8,2]),
    [iquote('para(17,115),demod([8,2])')] ).

cnf(317,plain,
    equal(join(meet(A,meet(B,C)),meet(B,A)),meet(A,B)),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[12,36]),7,1,7,21,7,1,7,22]),1]),
    [iquote('para(12,36),demod([7,1,7,21,7,1,7,22]),flip(1)')] ).

cnf(344,plain,
    equal(join(meet(join(meet(A,B),C),A),C),join(meet(A,B),C)),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[37,4]),8,60,291]),1]),
    [iquote('para(37,4),demod([8,60,291]),flip(1)')] ).

cnf(345,plain,
    equal(meet(join(meet(A,B),C),A),join(meet(A,C),meet(A,B))),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[37]),344]),
    [iquote('back_demod(37),demod([344])')] ).

cnf(351,plain,
    equal(meet(A,join(B,meet(A,C))),join(meet(A,B),meet(A,C))),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[76]),345,8,12]),1]),
    [iquote('back_demod(76),demod([345,8,12]),flip(1)')] ).

cnf(362,plain,
    equal(join(meet(join(A,B),join(A,C)),meet(B,A)),meet(join(B,A),join(A,C))),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[3,39]),27,14]),
    [iquote('para(3,39),demod([27,14])')] ).

cnf(363,plain,
    equal(meet(join(A,B),join(B,C)),join(meet(join(B,A),join(B,C)),meet(A,B))),
    inference(flip,[status(thm),theory(equality)],[362]),
    [iquote('flip(362)')] ).

cnf(452,plain,
    equal(meet(join(A,meet(B,C)),B),join(meet(B,C),meet(B,A))),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[23,317]),351,17]),1]),
    [iquote('para(23,317),demod([351,17]),flip(1)')] ).

cnf(453,plain,
    equal(meet(A,join(meet(B,A),meet(B,C))),meet(B,A)),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[112]),452]),
    [iquote('back_demod(112),demod([452])')] ).

cnf(475,plain,
    equal(meet(A,join(meet(join(B,C),A),C)),meet(join(B,C),A)),
    inference(para,[status(thm),theory(equality)],[23,453]),
    [iquote('para(23,453)')] ).

cnf(718,plain,
    equal(meet(join(meet(A,B),C),B),join(meet(B,C),meet(B,A))),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[73,5]),475]),1]),
    [iquote('para(73,5),demod([475]),flip(1)')] ).

cnf(722,plain,
    equal(meet(join(A,B),join(A,C)),join(meet(B,join(A,C)),A)),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[183]),718,8,124]),1]),
    [iquote('back_demod(183),demod([718,8,124]),flip(1)')] ).

cnf(725,plain,
    equal(meet(join(A,B),join(B,C)),join(meet(A,join(B,C)),B)),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[363]),722,8,12]),
    [iquote('back_demod(363),demod([722,8,12])')] ).

cnf(726,plain,
    ~ equal(join(meet(b,join(a,c)),a),join(a,meet(b,c))),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[51]),725]),
    [iquote('back_demod(51),demod([725])')] ).

cnf(757,plain,
    ~ equal(join(meet(b,join(c,a)),a),join(a,meet(b,c))),
    inference(para,[status(thm),theory(equality)],[6,726]),
    [iquote('para(6,726)')] ).

cnf(974,plain,
    equal(join(meet(A,B),meet(A,join(C,B))),meet(A,join(C,B))),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[142,6]),1]),
    [iquote('para(142,6),flip(1)')] ).

cnf(1146,plain,
    equal(meet(A,join(meet(A,B),C)),join(meet(A,C),meet(A,B))),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[345,5]),1]),
    [iquote('para(345,5),flip(1)')] ).

cnf(1582,plain,
    equal(meet(A,join(B,C)),join(meet(A,C),meet(A,B))),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[125,56]),351,19,974,1146]),
    [iquote('para(125,56),demod([351,19,974,1146])')] ).

cnf(1789,plain,
    ~ equal(join(meet(b,c),a),join(a,meet(b,c))),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[757]),1582,8,124]),
    [iquote('back_demod(757),demod([1582,8,124])')] ).

cnf(1790,plain,
    $false,
    inference(conflict,[status(thm)],[1789,6]),
    [iquote('conflict(1789,6)')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.13  % Problem  : LAT009-1 : TPTP v8.1.0. Released v2.2.0.
% 0.07/0.13  % Command  : tptp2X_and_run_eqp %s
% 0.14/0.34  % Computer : n008.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 : Wed Jun 29 22:22:38 EDT 2022
% 0.14/0.35  % CPUTime  : 
% 1.04/1.43  ----- EQP 0.9e, May 2009 -----
% 1.04/1.43  The job began on n008.cluster.edu, Wed Jun 29 22:22:38 2022
% 1.04/1.43  The command was "./eqp09e".
% 1.04/1.43  
% 1.04/1.43  set(prolog_style_variables).
% 1.04/1.43  set(lrpo).
% 1.04/1.43  set(basic_paramod).
% 1.04/1.43  set(functional_subsume).
% 1.04/1.43  set(ordered_paramod).
% 1.04/1.43  set(prime_paramod).
% 1.04/1.43  set(para_pairs).
% 1.04/1.43  assign(pick_given_ratio,4).
% 1.04/1.43  clear(print_kept).
% 1.04/1.43  clear(print_new_demod).
% 1.04/1.43  clear(print_back_demod).
% 1.04/1.43  clear(print_given).
% 1.04/1.43  assign(max_mem,64000).
% 1.04/1.43  end_of_commands.
% 1.04/1.43  
% 1.04/1.43  Usable:
% 1.04/1.43  end_of_list.
% 1.04/1.43  
% 1.04/1.43  Sos:
% 1.04/1.43  0 (wt=-1) [] meet(A,A) = A.
% 1.04/1.43  0 (wt=-1) [] join(A,A) = A.
% 1.04/1.43  0 (wt=-1) [] meet(A,join(A,B)) = A.
% 1.04/1.43  0 (wt=-1) [] join(A,meet(A,B)) = A.
% 1.04/1.43  0 (wt=-1) [] meet(A,B) = meet(B,A).
% 1.04/1.43  0 (wt=-1) [] join(A,B) = join(B,A).
% 1.04/1.43  0 (wt=-1) [] meet(meet(A,B),C) = meet(A,meet(B,C)).
% 1.04/1.43  0 (wt=-1) [] join(join(A,B),C) = join(A,join(B,C)).
% 1.04/1.43  0 (wt=-1) [] join(meet(join(meet(A,B),C),B),meet(C,A)) = meet(join(meet(join(A,B),C),B),join(C,A)).
% 1.04/1.43  0 (wt=-1) [] -(join(a,meet(b,c)) = meet(join(a,b),join(a,c))).
% 1.04/1.43  end_of_list.
% 1.04/1.43  
% 1.04/1.43  Demodulators:
% 1.04/1.43  end_of_list.
% 1.04/1.43  
% 1.04/1.43  Passive:
% 1.04/1.43  end_of_list.
% 1.04/1.43  
% 1.04/1.43  Starting to process input.
% 1.04/1.43  
% 1.04/1.43  ** KEPT: 1 (wt=5) [] meet(A,A) = A.
% 1.04/1.43  1 is a new demodulator.
% 1.04/1.43  
% 1.04/1.43  ** KEPT: 2 (wt=5) [] join(A,A) = A.
% 1.04/1.43  2 is a new demodulator.
% 1.04/1.43  
% 1.04/1.43  ** KEPT: 3 (wt=7) [] meet(A,join(A,B)) = A.
% 1.04/1.43  3 is a new demodulator.
% 1.04/1.43  
% 1.04/1.43  ** KEPT: 4 (wt=7) [] join(A,meet(A,B)) = A.
% 1.04/1.43  4 is a new demodulator.
% 1.04/1.43  
% 1.04/1.43  ** KEPT: 5 (wt=7) [] meet(A,B) = meet(B,A).
% 1.04/1.43  clause forward subsumed: 0 (wt=7) [flip(5)] meet(B,A) = meet(A,B).
% 1.04/1.43  
% 1.04/1.43  ** KEPT: 6 (wt=7) [] join(A,B) = join(B,A).
% 1.04/1.43  clause forward subsumed: 0 (wt=7) [flip(6)] join(B,A) = join(A,B).
% 1.04/1.43  
% 1.04/1.43  ** KEPT: 7 (wt=11) [] meet(meet(A,B),C) = meet(A,meet(B,C)).
% 1.04/1.43  7 is a new demodulator.
% 1.04/1.43  
% 1.04/1.43  ** KEPT: 8 (wt=11) [] join(join(A,B),C) = join(A,join(B,C)).
% 1.04/1.43  8 is a new demodulator.
% 1.04/1.43  
% 1.04/1.43  ** KEPT: 9 (wt=23) [flip(1)] meet(join(meet(join(A,B),C),B),join(C,A)) = join(meet(join(meet(A,B),C),B),meet(C,A)).
% 1.04/1.43  9 is a new demodulator.
% 1.04/1.43  
% 1.04/1.43  ** KEPT: 10 (wt=13) [flip(1)] -(meet(join(a,b),join(a,c)) = join(a,meet(b,c))).
% 1.04/1.43  ---------------- PROOF FOUND ----------------
% 1.04/1.43  % SZS status Unsatisfiable
% 1.04/1.43  
% 1.04/1.43  
% 1.04/1.43  After processing input:
% 1.04/1.43  
% 1.04/1.43  Usable:
% 1.04/1.43  end_of_list.
% 1.04/1.43  
% 1.04/1.43  Sos:
% 1.04/1.43  1 (wt=5) [] meet(A,A) = A.
% 1.04/1.43  2 (wt=5) [] join(A,A) = A.
% 1.04/1.43  3 (wt=7) [] meet(A,join(A,B)) = A.
% 1.04/1.43  4 (wt=7) [] join(A,meet(A,B)) = A.
% 1.04/1.43  5 (wt=7) [] meet(A,B) = meet(B,A).
% 1.04/1.43  6 (wt=7) [] join(A,B) = join(B,A).
% 1.04/1.43  7 (wt=11) [] meet(meet(A,B),C) = meet(A,meet(B,C)).
% 1.04/1.43  8 (wt=11) [] join(join(A,B),C) = join(A,join(B,C)).
% 1.04/1.43  10 (wt=13) [flip(1)] -(meet(join(a,b),join(a,c)) = join(a,meet(b,c))).
% 1.04/1.43  9 (wt=23) [flip(1)] meet(join(meet(join(A,B),C),B),join(C,A)) = join(meet(join(meet(A,B),C),B),meet(C,A)).
% 1.04/1.43  end_of_list.
% 1.04/1.43  
% 1.04/1.43  Demodulators:
% 1.04/1.43  1 (wt=5) [] meet(A,A) = A.
% 1.04/1.43  2 (wt=5) [] join(A,A) = A.
% 1.04/1.43  3 (wt=7) [] meet(A,join(A,B)) = A.
% 1.04/1.43  4 (wt=7) [] join(A,meet(A,B)) = A.
% 1.04/1.43  7 (wt=11) [] meet(meet(A,B),C) = meet(A,meet(B,C)).
% 1.04/1.43  8 (wt=11) [] join(join(A,B),C) = join(A,join(B,C)).
% 1.04/1.43  9 (wt=23) [flip(1)] meet(join(meet(join(A,B),C),B),join(C,A)) = join(meet(join(meet(A,B),C),B),meet(C,A)).
% 1.04/1.43  end_of_list.
% 1.04/1.43  
% 1.04/1.43  Passive:
% 1.04/1.43  end_of_list.
% 1.04/1.43  
% 1.04/1.43  UNIT CONFLICT from 1789 and 6 at   0.15 seconds.
% 1.04/1.43  
% 1.04/1.43  ---------------- PROOF ----------------
% 1.04/1.43  % SZS output start Refutation
% See solution above
% 1.04/1.43  ------------ end of proof -------------
% 1.04/1.43  
% 1.04/1.43  
% 1.04/1.43  ------------- memory usage ------------
% 1.04/1.43  Memory dynamically allocated (tp_alloc): 2929.
% 1.04/1.43    type (bytes each)        gets      frees     in use      avail      bytes
% 1.04/1.43  sym_ent (  96)               56          0         56          0      5.2 K
% 1.04/1.43  term (  16)              305495     267226      38269         48    741.4 K
% 1.04/1.43  gen_ptr (   8)           231733      77592     154141         69   1204.8 K
% 1.04/1.43  context ( 808)           165080     165078          2          7      7.1 K
% 1.04/1.43  trail (  12)              34129      34129          0          6      0.1 K
% 1.04/1.43  bt_node (  68)            54852      54847          5         12      1.1 K
% 1.04/1.43  ac_position (285432)          0          0          0          0      0.0 K
% 1.04/1.43  ac_match_pos (14044)          0          0          0          0      0.0 K
% 1.04/1.43  ac_match_free_vars_pos (4020)
% 1.04/1.43                                0          0          0          0      0.0 K
% 1.04/1.43  discrim (  12)            28560      14913      13647       3577    201.8 K
% 1.04/1.43  flat (  40)              564145     564145          0         51      2.0 K
% 1.04/1.43  discrim_pos (  12)        18531      18531          0          1      0.0 K
% 1.04/1.43  fpa_head (  12)            3219          0       3219          0     37.7 K
% 1.04/1.43  fpa_tree (  28)            5094       5094          0         21      0.6 K
% 1.04/1.43  fpa_pos (  36)             3144       3144          0          1      0.0 K
% 1.04/1.43  literal (  12)            13287      11498       1789          0     21.0 K
% 1.04/1.43  clause (  24)             13287      11498       1789          0     41.9 K
% 1.04/1.43  list (  12)                1414       1357         57          3      0.7 K
% 1.04/1.43  list_pos (  20)            8684       4228       4456       1006    106.7 K
% 1.04/1.43  pair_index (   40)              2          0          2          0      0.1 K
% 1.04/1.43  
% 1.04/1.43  -------------- statistics -------------
% 1.04/1.43  Clauses input                 10
% 1.04/1.43    Usable input                   0
% 1.04/1.43    Sos input                     10
% 1.04/1.43    Demodulators input             0
% 1.04/1.43    Passive input                  0
% 1.04/1.43  
% 1.04/1.43  Processed BS (before search)  12
% 1.04/1.43  Forward subsumed BS            2
% 1.04/1.43  Kept BS                       10
% 1.04/1.43  New demodulators BS            7
% 1.04/1.43  Back demodulated BS            0
% 1.04/1.43  
% 1.04/1.43  Clauses or pairs given      8255
% 1.04/1.43  Clauses generated           8750
% 1.04/1.43  Forward subsumed            6971
% 1.04/1.43  Deleted by weight              0
% 1.04/1.43  Deleted by variable count      0
% 1.04/1.43  Kept                        1779
% 1.04/1.43  New demodulators            1348
% 1.04/1.43  Back demodulated             880
% 1.04/1.43  Ordered paramod prunes         0
% 1.04/1.43  Basic paramod prunes       17406
% 1.04/1.43  Prime paramod prunes         352
% 1.04/1.43  Semantic prunes                0
% 1.04/1.43  
% 1.04/1.43  Rewrite attmepts           88792
% 1.04/1.43  Rewrites                   16231
% 1.04/1.43  
% 1.04/1.43  FPA overloads                  0
% 1.04/1.43  FPA underloads                 0
% 1.04/1.43  
% 1.04/1.43  Usable size                    0
% 1.04/1.43  Sos size                     908
% 1.04/1.43  Demodulators size            681
% 1.04/1.43  Passive size                   0
% 1.04/1.43  Disabled size                880
% 1.04/1.43  
% 1.04/1.43  Proofs found                   1
% 1.04/1.43  
% 1.04/1.43  ----------- times (seconds) ----------- Wed Jun 29 22:22:39 2022
% 1.04/1.43  
% 1.04/1.43  user CPU time             0.15   (0 hr, 0 min, 0 sec)
% 1.04/1.43  system CPU time           0.19   (0 hr, 0 min, 0 sec)
% 1.04/1.43  wall-clock time           1      (0 hr, 0 min, 1 sec)
% 1.04/1.43  input time                0.00
% 1.04/1.43  paramodulation time       0.02
% 1.04/1.43  demodulation time         0.02
% 1.04/1.43  orient time               0.02
% 1.04/1.43  weigh time                0.00
% 1.04/1.43  forward subsume time      0.01
% 1.04/1.43  back demod find time      0.01
% 1.04/1.43  conflict time             0.00
% 1.04/1.43  LRPO time                 0.01
% 1.04/1.44  store clause time         0.02
% 1.04/1.44  disable clause time       0.01
% 1.04/1.44  prime paramod time        0.01
% 1.04/1.44  semantics time            0.00
% 1.04/1.44  
% 1.04/1.44  EQP interrupted
%------------------------------------------------------------------------------