TSTP Solution File: LAT044-1 by EQP---0.9e

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : EQP---0.9e
% Problem  : LAT044-1 : TPTP v8.1.0. Released v2.5.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_eqp %s

% Computer : n015.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 04:34:26 EDT 2022

% Result   : Unsatisfiable 4.35s 4.81s
% Output   : Refutation 4.35s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   10
%            Number of leaves      :   12
% Syntax   : Number of clauses     :   38 (  38 unt;   0 nHn;   5 RR)
%            Number of literals    :   38 (   0 equ;   4 neg)
%            Maximal clause size   :    1 (   1 avg)
%            Maximal term depth    :    5 (   2 avg)
%            Number of predicates  :    2 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    6 (   6 usr;   3 con; 0-2 aty)
%            Number of variables   :   65 (   9 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,plain,
    equal(meet(A,A),A),
    file('LAT044-1.p',unknown),
    [] ).

cnf(3,plain,
    equal(meet(A,join(A,B)),A),
    file('LAT044-1.p',unknown),
    [] ).

cnf(4,plain,
    equal(join(A,meet(A,B)),A),
    file('LAT044-1.p',unknown),
    [] ).

cnf(5,plain,
    equal(meet(A,B),meet(B,A)),
    file('LAT044-1.p',unknown),
    [] ).

cnf(6,plain,
    equal(join(A,B),join(B,A)),
    file('LAT044-1.p',unknown),
    [] ).

cnf(8,plain,
    equal(join(join(A,B),C),join(A,join(B,C))),
    file('LAT044-1.p',unknown),
    [] ).

cnf(9,plain,
    equal(complement(join(A,B)),meet(complement(A),complement(B))),
    file('LAT044-1.p',unknown),
    [] ).

cnf(10,plain,
    equal(complement(meet(A,B)),join(complement(A),complement(B))),
    file('LAT044-1.p',unknown),
    [] ).

cnf(11,plain,
    equal(join(complement(A),A),n1),
    file('LAT044-1.p',unknown),
    [] ).

cnf(13,plain,
    equal(complement(complement(A)),A),
    file('LAT044-1.p',unknown),
    [] ).

cnf(14,plain,
    equal(join(A,meet(complement(A),join(A,B))),join(A,B)),
    file('LAT044-1.p',unknown),
    [] ).

cnf(15,plain,
    ~ equal(join(meet(complement(a),join(a,b)),join(complement(b),meet(a,b))),n1),
    file('LAT044-1.p',unknown),
    [] ).

cnf(16,plain,
    equal(join(A,complement(A)),n1),
    inference(para,[status(thm),theory(equality)],[13,11]),
    [iquote('para(13,11)')] ).

cnf(18,plain,
    equal(meet(join(A,B),A),A),
    inference(para,[status(thm),theory(equality)],[5,3]),
    [iquote('para(5,3)')] ).

cnf(19,plain,
    equal(join(A,meet(B,A)),A),
    inference(para,[status(thm),theory(equality)],[5,4]),
    [iquote('para(5,4)')] ).

cnf(22,plain,
    equal(join(meet(A,B),A),A),
    inference(para,[status(thm),theory(equality)],[6,4]),
    [iquote('para(6,4)')] ).

cnf(26,plain,
    equal(meet(A,n1),A),
    inference(para,[status(thm),theory(equality)],[16,3]),
    [iquote('para(16,3)')] ).

cnf(43,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(45,plain,
    equal(join(A,join(B,C)),join(B,join(A,C))),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[6,8]),8]),
    [iquote('para(6,8),demod([8])')] ).

cnf(47,plain,
    equal(join(n1,A),n1),
    inference(para,[status(thm),theory(equality)],[26,18]),
    [iquote('para(26,18)')] ).

cnf(49,plain,
    equal(join(complement(A),join(A,B)),n1),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[11,8]),47]),1]),
    [iquote('para(11,8),demod([47]),flip(1)')] ).

cnf(68,plain,
    ~ equal(join(meet(join(a,b),complement(a)),join(complement(b),meet(a,b))),n1),
    inference(para,[status(thm),theory(equality)],[5,15]),
    [iquote('para(5,15)')] ).

cnf(74,plain,
    equal(join(A,join(B,A)),join(A,B)),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[18,4]),8]),
    [iquote('para(18,4),demod([8])')] ).

cnf(79,plain,
    equal(join(A,join(meet(B,A),C)),join(A,C)),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[19,8]),1]),
    [iquote('para(19,8),flip(1)')] ).

cnf(86,plain,
    equal(join(meet(A,B),meet(join(complement(A),complement(B)),A)),A),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[22,14]),10,22]),
    [iquote('para(22,14),demod([10,22])')] ).

cnf(88,plain,
    equal(join(complement(A),join(B,A)),n1),
    inference(para,[status(thm),theory(equality)],[6,49]),
    [iquote('para(6,49)')] ).

cnf(176,plain,
    equal(join(meet(complement(A),complement(B)),join(B,A)),n1),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[74,88]),9]),
    [iquote('para(74,88),demod([9])')] ).

cnf(177,plain,
    equal(join(meet(A,complement(B)),join(B,complement(A))),n1),
    inference(para,[status(thm),theory(equality)],[13,176]),
    [iquote('para(13,176)')] ).

cnf(180,plain,
    equal(join(meet(A,B),join(complement(B),complement(A))),n1),
    inference(para,[status(thm),theory(equality)],[13,177]),
    [iquote('para(13,177)')] ).

cnf(231,plain,
    equal(join(A,join(B,C)),join(C,join(B,A))),
    inference(para,[status(thm),theory(equality)],[45,43]),
    [iquote('para(45,43)')] ).

cnf(662,plain,
    equal(join(A,meet(join(complement(B),complement(A)),B)),join(A,B)),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[86,79]),1]),
    [iquote('para(86,79),flip(1)')] ).

cnf(5302,plain,
    ~ equal(join(meet(a,b),join(complement(b),meet(join(a,b),complement(a)))),n1),
    inference(para,[status(thm),theory(equality)],[231,68]),
    [iquote('para(231,68)')] ).

cnf(10110,plain,
    equal(meet(complement(A),join(meet(B,A),complement(B))),meet(complement(A),complement(B))),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[662,9]),9,10,9,13,13]),1]),
    [iquote('para(662,9),demod([9,10,9,13,13]),flip(1)')] ).

cnf(10112,plain,
    equal(meet(A,join(meet(B,complement(A)),complement(B))),meet(A,complement(B))),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[13,10110]),13]),
    [iquote('para(13,10110),demod([13])')] ).

cnf(10115,plain,
    equal(meet(A,join(meet(complement(B),complement(A)),B)),meet(A,B)),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[13,10112]),13]),
    [iquote('para(13,10112),demod([13])')] ).

cnf(11174,plain,
    equal(join(complement(A),meet(join(B,A),complement(B))),join(complement(A),complement(B))),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[10115,10]),10,9,10,13,13]),1]),
    [iquote('para(10115,10),demod([10,9,10,13,13]),flip(1)')] ).

cnf(11175,plain,
    ~ equal(n1,n1),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[5302]),11174,180]),
    [iquote('back_demod(5302),demod([11174,180])')] ).

cnf(11176,plain,
    $false,
    inference(conflict,[status(thm)],[11175]),
    [iquote('xx_conflict(11175)')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.11  % Problem  : LAT044-1 : TPTP v8.1.0. Released v2.5.0.
% 0.12/0.12  % Command  : tptp2X_and_run_eqp %s
% 0.12/0.32  % Computer : n015.cluster.edu
% 0.12/0.32  % Model    : x86_64 x86_64
% 0.12/0.32  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.32  % Memory   : 8042.1875MB
% 0.12/0.32  % 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 : Thu Jun 30 00:15:56 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 4.35/4.81  ----- EQP 0.9e, May 2009 -----
% 4.35/4.81  The job began on n015.cluster.edu, Thu Jun 30 00:15:57 2022
% 4.35/4.81  The command was "./eqp09e".
% 4.35/4.81  
% 4.35/4.81  set(prolog_style_variables).
% 4.35/4.81  set(lrpo).
% 4.35/4.81  set(basic_paramod).
% 4.35/4.81  set(functional_subsume).
% 4.35/4.81  set(ordered_paramod).
% 4.35/4.81  set(prime_paramod).
% 4.35/4.81  set(para_pairs).
% 4.35/4.81  assign(pick_given_ratio,4).
% 4.35/4.81  clear(print_kept).
% 4.35/4.81  clear(print_new_demod).
% 4.35/4.81  clear(print_back_demod).
% 4.35/4.81  clear(print_given).
% 4.35/4.81  assign(max_mem,64000).
% 4.35/4.81  end_of_commands.
% 4.35/4.81  
% 4.35/4.81  Usable:
% 4.35/4.81  end_of_list.
% 4.35/4.81  
% 4.35/4.81  Sos:
% 4.35/4.81  0 (wt=-1) [] meet(A,A) = A.
% 4.35/4.81  0 (wt=-1) [] join(A,A) = A.
% 4.35/4.81  0 (wt=-1) [] meet(A,join(A,B)) = A.
% 4.35/4.81  0 (wt=-1) [] join(A,meet(A,B)) = A.
% 4.35/4.81  0 (wt=-1) [] meet(A,B) = meet(B,A).
% 4.35/4.81  0 (wt=-1) [] join(A,B) = join(B,A).
% 4.35/4.81  0 (wt=-1) [] meet(meet(A,B),C) = meet(A,meet(B,C)).
% 4.35/4.81  0 (wt=-1) [] join(join(A,B),C) = join(A,join(B,C)).
% 4.35/4.81  0 (wt=-1) [] complement(join(A,B)) = meet(complement(A),complement(B)).
% 4.35/4.81  0 (wt=-1) [] complement(meet(A,B)) = join(complement(A),complement(B)).
% 4.35/4.81  0 (wt=-1) [] join(complement(A),A) = n1.
% 4.35/4.81  0 (wt=-1) [] meet(complement(A),A) = n0.
% 4.35/4.81  0 (wt=-1) [] complement(complement(A)) = A.
% 4.35/4.81  0 (wt=-1) [] join(A,meet(complement(A),join(A,B))) = join(A,B).
% 4.35/4.81  0 (wt=-1) [] -(join(meet(complement(a),join(a,b)),join(complement(b),meet(a,b))) = n1).
% 4.35/4.81  end_of_list.
% 4.35/4.81  
% 4.35/4.81  Demodulators:
% 4.35/4.81  end_of_list.
% 4.35/4.81  
% 4.35/4.81  Passive:
% 4.35/4.81  end_of_list.
% 4.35/4.81  
% 4.35/4.81  Starting to process input.
% 4.35/4.81  
% 4.35/4.81  ** KEPT: 1 (wt=5) [] meet(A,A) = A.
% 4.35/4.81  1 is a new demodulator.
% 4.35/4.81  
% 4.35/4.81  ** KEPT: 2 (wt=5) [] join(A,A) = A.
% 4.35/4.81  2 is a new demodulator.
% 4.35/4.81  
% 4.35/4.81  ** KEPT: 3 (wt=7) [] meet(A,join(A,B)) = A.
% 4.35/4.81  3 is a new demodulator.
% 4.35/4.81  
% 4.35/4.81  ** KEPT: 4 (wt=7) [] join(A,meet(A,B)) = A.
% 4.35/4.81  4 is a new demodulator.
% 4.35/4.81  
% 4.35/4.81  ** KEPT: 5 (wt=7) [] meet(A,B) = meet(B,A).
% 4.35/4.81  clause forward subsumed: 0 (wt=7) [flip(5)] meet(B,A) = meet(A,B).
% 4.35/4.81  
% 4.35/4.81  ** KEPT: 6 (wt=7) [] join(A,B) = join(B,A).
% 4.35/4.81  clause forward subsumed: 0 (wt=7) [flip(6)] join(B,A) = join(A,B).
% 4.35/4.81  
% 4.35/4.81  ** KEPT: 7 (wt=11) [] meet(meet(A,B),C) = meet(A,meet(B,C)).
% 4.35/4.81  7 is a new demodulator.
% 4.35/4.81  
% 4.35/4.81  ** KEPT: 8 (wt=11) [] join(join(A,B),C) = join(A,join(B,C)).
% 4.35/4.81  8 is a new demodulator.
% 4.35/4.81  
% 4.35/4.81  ** KEPT: 9 (wt=10) [] complement(join(A,B)) = meet(complement(A),complement(B)).
% 4.35/4.81  9 is a new demodulator.
% 4.35/4.81  
% 4.35/4.81  ** KEPT: 10 (wt=10) [] complement(meet(A,B)) = join(complement(A),complement(B)).
% 4.35/4.81  10 is a new demodulator.
% 4.35/4.81  
% 4.35/4.81  ** KEPT: 11 (wt=6) [] join(complement(A),A) = n1.
% 4.35/4.81  11 is a new demodulator.
% 4.35/4.81  
% 4.35/4.81  ** KEPT: 12 (wt=6) [] meet(complement(A),A) = n0.
% 4.35/4.81  12 is a new demodulator.
% 4.35/4.81  
% 4.35/4.81  ** KEPT: 13 (wt=5) [] complement(complement(A)) = A.
% 4.35/4.81  13 is a new demodulator.
% 4.35/4.81  
% 4.35/4.81  ** KEPT: 14 (wt=12) [] join(A,meet(complement(A),join(A,B))) = join(A,B).
% 4.35/4.81  14 is a new demodulator.
% 4.35/4.81  
% 4.35/4.81  ** KEPT: 15 (wt=15) [] -(join(meet(complement(a),join(a,b)),join(complement(b),meet(a,b))) = n1).
% 4.35/4.81  ---------------- PROOF FOUND ----------------
% 4.35/4.81  % SZS status Unsatisfiable
% 4.35/4.81  
% 4.35/4.81  
% 4.35/4.81  After processing input:
% 4.35/4.81  
% 4.35/4.81  Usable:
% 4.35/4.81  end_of_list.
% 4.35/4.81  
% 4.35/4.81  Sos:
% 4.35/4.81  1 (wt=5) [] meet(A,A) = A.
% 4.35/4.81  2 (wt=5) [] join(A,A) = A.
% 4.35/4.81  13 (wt=5) [] complement(complement(A)) = A.
% 4.35/4.81  11 (wt=6) [] join(complement(A),A) = n1.
% 4.35/4.81  12 (wt=6) [] meet(complement(A),A) = n0.
% 4.35/4.81  3 (wt=7) [] meet(A,join(A,B)) = A.
% 4.35/4.81  4 (wt=7) [] join(A,meet(A,B)) = A.
% 4.35/4.81  5 (wt=7) [] meet(A,B) = meet(B,A).
% 4.35/4.81  6 (wt=7) [] join(A,B) = join(B,A).
% 4.35/4.81  9 (wt=10) [] complement(join(A,B)) = meet(complement(A),complement(B)).
% 4.35/4.81  10 (wt=10) [] complement(meet(A,B)) = join(complement(A),complement(B)).
% 4.35/4.81  7 (wt=11) [] meet(meet(A,B),C) = meet(A,meet(B,C)).
% 4.35/4.81  8 (wt=11) [] join(join(A,B),C) = join(A,join(B,C)).
% 4.35/4.81  14 (wt=12) [] join(A,meet(complement(A),join(A,B))) = join(A,B).
% 4.35/4.81  15 (wt=15) [] -(join(meet(complement(a),join(a,b)),join(complement(b),meet(a,b))) = n1).
% 4.35/4.81  end_of_list.
% 4.35/4.81  
% 4.35/4.81  Demodulators:
% 4.35/4.81  1 (wt=5) [] meet(A,A) = A.
% 4.35/4.81  2 (wt=5) [] join(A,A) = A.
% 4.35/4.81  3 (wt=7) [] meet(A,join(A,B)) = A.
% 4.35/4.81  4 (wt=7) [] join(A,meet(A,B)) = A.
% 4.35/4.81  7 (wt=11) [] meet(meet(A,B),C) = meet(A,meet(B,C)).
% 4.35/4.81  8 (wt=11) [] join(join(A,B),C) = join(A,join(B,C)).
% 4.35/4.81  9 (wt=10) [] complement(join(A,B)) = meet(complement(A),complement(B)).
% 4.35/4.81  10 (wt=10) [] complement(meet(A,B)) = join(complement(A),complement(B)).
% 4.35/4.81  11 (wt=6) [] join(complement(A),A) = n1.
% 4.35/4.81  12 (wt=6) [] meet(complement(A),A) = n0.
% 4.35/4.81  13 (wt=5) [] complement(complement(A)) = A.
% 4.35/4.81  14 (wt=12) [] join(A,meet(complement(A),join(A,B))) = join(A,B).
% 4.35/4.81  end_of_list.
% 4.35/4.81  
% 4.35/4.81  Passive:
% 4.35/4.81  end_of_list.
% 4.35/4.81  
% 4.35/4.81  UNIT CONFLICT from 11175 and x=x at   2.15 seconds.
% 4.35/4.81  
% 4.35/4.81  ---------------- PROOF ----------------
% 4.35/4.81  % SZS output start Refutation
% See solution above
% 4.35/4.81  ------------ end of proof -------------
% 4.35/4.81  
% 4.35/4.81  
% 4.35/4.81  ------------- memory usage ------------
% 4.35/4.81  Memory dynamically allocated (tp_alloc): 16113.
% 4.35/4.81    type (bytes each)        gets      frees     in use      avail      bytes
% 4.35/4.81  sym_ent (  96)               58          0         58          0      5.4 K
% 4.35/4.81  term (  16)             4103267    3878938     224329         20   4338.2 K
% 4.35/4.81  gen_ptr (   8)          1932173     915195    1016978         37   7945.4 K
% 4.35/4.81  context ( 808)          3489320    3489318          2          6      6.3 K
% 4.35/4.81  trail (  12)             203549     203549          0          6      0.1 K
% 4.35/4.81  bt_node (  68)          1437230    1437227          3         20      1.5 K
% 4.35/4.81  ac_position (285432)          0          0          0          0      0.0 K
% 4.35/4.81  ac_match_pos (14044)          0          0          0          0      0.0 K
% 4.35/4.81  ac_match_free_vars_pos (4020)
% 4.35/4.81                                0          0          0          0      0.0 K
% 4.35/4.81  discrim (  12)           146158      11654     134504          6   1576.3 K
% 4.35/4.81  flat (  40)             7256448    7256448          0         63      2.5 K
% 4.35/4.81  discrim_pos (  12)       347355     347355          0          1      0.0 K
% 4.35/4.81  fpa_head (  12)            7237          0       7237          0     84.8 K
% 4.35/4.81  fpa_tree (  28)           62204      62204          0         33      0.9 K
% 4.35/4.81  fpa_pos (  36)            20997      20997          0          1      0.0 K
% 4.35/4.81  literal (  12)           147767     136592      11175          0    131.0 K
% 4.35/4.81  clause (  24)            147767     136592      11175          0    261.9 K
% 4.35/4.81  list (  12)                9882       9825         57          2      0.7 K
% 4.35/4.81  list_pos (  20)           45594       5289      40305          3    787.3 K
% 4.35/4.81  pair_index (   40)              2          0          2          0      0.1 K
% 4.35/4.81  
% 4.35/4.81  -------------- statistics -------------
% 4.35/4.81  Clauses input                 15
% 4.35/4.81    Usable input                   0
% 4.35/4.81    Sos input                     15
% 4.35/4.81    Demodulators input             0
% 4.35/4.81    Passive input                  0
% 4.35/4.81  
% 4.35/4.81  Processed BS (before search)  17
% 4.35/4.81  Forward subsumed BS            2
% 4.35/4.81  Kept BS                       15
% 4.35/4.81  New demodulators BS           12
% 4.35/4.81  Back demodulated BS            0
% 4.35/4.81  
% 4.35/4.81  Clauses or pairs given    156514
% 4.35/4.81  Clauses generated         126946
% 4.35/4.81  Forward subsumed          115786
% 4.35/4.81  Deleted by weight              0
% 4.35/4.81  Deleted by variable count      0
% 4.35/4.81  Kept                       11160
% 4.35/4.81  New demodulators            9811
% 4.35/4.81  Back demodulated            1117
% 4.35/4.81  Ordered paramod prunes         0
% 4.35/4.81  Basic paramod prunes      429904
% 4.35/4.81  Prime paramod prunes       16990
% 4.35/4.81  Semantic prunes                0
% 4.35/4.81  
% 4.35/4.81  Rewrite attmepts         1524723
% 4.35/4.81  Rewrites                  323354
% 4.35/4.81  
% 4.35/4.81  FPA overloads                  0
% 4.35/4.81  FPA underloads                 0
% 4.35/4.81  
% 4.35/4.81  Usable size                    0
% 4.35/4.81  Sos size                   10057
% 4.35/4.81  Demodulators size           9017
% 4.35/4.81  Passive size                   0
% 4.35/4.81  Disabled size               1117
% 4.35/4.81  
% 4.35/4.81  Proofs found                   1
% 4.35/4.81  
% 4.35/4.81  ----------- times (seconds) ----------- Thu Jun 30 00:16:01 2022
% 4.35/4.81  
% 4.35/4.81  user CPU time             2.15   (0 hr, 0 min, 2 sec)
% 4.35/4.81  system CPU time           1.60   (0 hr, 0 min, 1 sec)
% 4.35/4.81  wall-clock time           4      (0 hr, 0 min, 4 sec)
% 4.35/4.81  input time                0.00
% 4.35/4.81  paramodulation time       0.42
% 4.35/4.81  demodulation time         0.25
% 4.35/4.81  orient time               0.18
% 4.35/4.81  weigh time                0.04
% 4.35/4.81  forward subsume time      0.05
% 4.35/4.81  back demod find time      0.20
% 4.35/4.81  conflict time             0.01
% 4.35/4.81  LRPO time                 0.07
% 4.35/4.81  store clause time         0.58
% 4.35/4.81  disable clause time       0.06
% 4.35/4.81  prime paramod time        0.12
% 4.35/4.81  semantics time            0.00
% 4.35/4.81  
% 4.35/4.81  EQP interrupted
%------------------------------------------------------------------------------