TSTP Solution File: GRP168-2 by EQP---0.9e

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : EQP---0.9e
% Problem  : GRP168-2 : TPTP v8.1.0. Bugfixed v1.2.1.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_eqp %s

% Computer : n006.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 08:45:39 EDT 2022

% Result   : Unsatisfiable 0.73s 1.18s
% Output   : Refutation 0.73s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    3
%            Number of leaves      :    6
% Syntax   : Number of clauses     :    9 (   9 unt;   0 nHn;   3 RR)
%            Number of literals    :    9 (   0 equ;   1 neg)
%            Maximal clause size   :    1 (   1 avg)
%            Maximal term depth    :    4 (   2 avg)
%            Number of predicates  :    2 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   4 con; 0-2 aty)
%            Number of variables   :   13 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,plain,
    equal(multiply(identity,A),A),
    file('GRP168-2.p',unknown),
    [] ).

cnf(3,plain,
    equal(multiply(multiply(A,B),C),multiply(A,multiply(B,C))),
    file('GRP168-2.p',unknown),
    [] ).

cnf(13,plain,
    equal(multiply(A,greatest_lower_bound(B,C)),greatest_lower_bound(multiply(A,B),multiply(A,C))),
    file('GRP168-2.p',unknown),
    [] ).

cnf(15,plain,
    equal(multiply(greatest_lower_bound(A,B),C),greatest_lower_bound(multiply(A,C),multiply(B,C))),
    file('GRP168-2.p',unknown),
    [] ).

cnf(16,plain,
    equal(greatest_lower_bound(a,b),a),
    file('GRP168-2.p',unknown),
    [] ).

cnf(17,plain,
    ~ equal(greatest_lower_bound(multiply(inverse(c),multiply(a,c)),multiply(inverse(c),multiply(b,c))),multiply(inverse(c),multiply(a,c))),
    file('GRP168-2.p',unknown),
    [] ).

cnf(60,plain,
    equal(greatest_lower_bound(multiply(A,a),multiply(A,b)),multiply(A,a)),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[16,13]),1]),
    [iquote('para(16,13),flip(1)')] ).

cnf(386,plain,
    equal(greatest_lower_bound(multiply(A,multiply(a,B)),multiply(A,multiply(b,B))),multiply(A,multiply(a,B))),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[60,15]),3,3,3]),1]),
    [iquote('para(60,15),demod([3,3,3]),flip(1)')] ).

cnf(387,plain,
    $false,
    inference(conflict,[status(thm)],[386,17]),
    [iquote('conflict(386,17)')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : GRP168-2 : TPTP v8.1.0. Bugfixed v1.2.1.
% 0.03/0.12  % Command  : tptp2X_and_run_eqp %s
% 0.12/0.33  % Computer : n006.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 600
% 0.12/0.33  % DateTime : Mon Jun 13 18:40:41 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.73/1.18  ----- EQP 0.9e, May 2009 -----
% 0.73/1.18  The job began on n006.cluster.edu, Mon Jun 13 18:40:42 2022
% 0.73/1.18  The command was "./eqp09e".
% 0.73/1.18  
% 0.73/1.18  set(prolog_style_variables).
% 0.73/1.18  set(lrpo).
% 0.73/1.18  set(basic_paramod).
% 0.73/1.18  set(functional_subsume).
% 0.73/1.18  set(ordered_paramod).
% 0.73/1.18  set(prime_paramod).
% 0.73/1.18  set(para_pairs).
% 0.73/1.18  assign(pick_given_ratio,4).
% 0.73/1.18  clear(print_kept).
% 0.73/1.18  clear(print_new_demod).
% 0.73/1.18  clear(print_back_demod).
% 0.73/1.18  clear(print_given).
% 0.73/1.18  assign(max_mem,64000).
% 0.73/1.18  end_of_commands.
% 0.73/1.18  
% 0.73/1.18  Usable:
% 0.73/1.18  end_of_list.
% 0.73/1.18  
% 0.73/1.18  Sos:
% 0.73/1.18  0 (wt=-1) [] multiply(identity,A) = A.
% 0.73/1.18  0 (wt=-1) [] multiply(inverse(A),A) = identity.
% 0.73/1.18  0 (wt=-1) [] multiply(multiply(A,B),C) = multiply(A,multiply(B,C)).
% 0.73/1.18  0 (wt=-1) [] greatest_lower_bound(A,B) = greatest_lower_bound(B,A).
% 0.73/1.18  0 (wt=-1) [] least_upper_bound(A,B) = least_upper_bound(B,A).
% 0.73/1.18  0 (wt=-1) [] greatest_lower_bound(A,greatest_lower_bound(B,C)) = greatest_lower_bound(greatest_lower_bound(A,B),C).
% 0.73/1.18  0 (wt=-1) [] least_upper_bound(A,least_upper_bound(B,C)) = least_upper_bound(least_upper_bound(A,B),C).
% 0.73/1.18  0 (wt=-1) [] least_upper_bound(A,A) = A.
% 0.73/1.18  0 (wt=-1) [] greatest_lower_bound(A,A) = A.
% 0.73/1.18  0 (wt=-1) [] least_upper_bound(A,greatest_lower_bound(A,B)) = A.
% 0.73/1.18  0 (wt=-1) [] greatest_lower_bound(A,least_upper_bound(A,B)) = A.
% 0.73/1.18  0 (wt=-1) [] multiply(A,least_upper_bound(B,C)) = least_upper_bound(multiply(A,B),multiply(A,C)).
% 0.73/1.18  0 (wt=-1) [] multiply(A,greatest_lower_bound(B,C)) = greatest_lower_bound(multiply(A,B),multiply(A,C)).
% 0.73/1.18  0 (wt=-1) [] multiply(least_upper_bound(A,B),C) = least_upper_bound(multiply(A,C),multiply(B,C)).
% 0.73/1.18  0 (wt=-1) [] multiply(greatest_lower_bound(A,B),C) = greatest_lower_bound(multiply(A,C),multiply(B,C)).
% 0.73/1.18  0 (wt=-1) [] greatest_lower_bound(a,b) = a.
% 0.73/1.18  0 (wt=-1) [] -(greatest_lower_bound(multiply(inverse(c),multiply(a,c)),multiply(inverse(c),multiply(b,c))) = multiply(inverse(c),multiply(a,c))).
% 0.73/1.18  end_of_list.
% 0.73/1.18  
% 0.73/1.18  Demodulators:
% 0.73/1.18  end_of_list.
% 0.73/1.18  
% 0.73/1.18  Passive:
% 0.73/1.18  end_of_list.
% 0.73/1.18  
% 0.73/1.18  Starting to process input.
% 0.73/1.18  
% 0.73/1.18  ** KEPT: 1 (wt=5) [] multiply(identity,A) = A.
% 0.73/1.18  1 is a new demodulator.
% 0.73/1.18  
% 0.73/1.18  ** KEPT: 2 (wt=6) [] multiply(inverse(A),A) = identity.
% 0.73/1.18  2 is a new demodulator.
% 0.73/1.18  
% 0.73/1.18  ** KEPT: 3 (wt=11) [] multiply(multiply(A,B),C) = multiply(A,multiply(B,C)).
% 0.73/1.18  3 is a new demodulator.
% 0.73/1.18  
% 0.73/1.18  ** KEPT: 4 (wt=7) [] greatest_lower_bound(A,B) = greatest_lower_bound(B,A).
% 0.73/1.18  clause forward subsumed: 0 (wt=7) [flip(4)] greatest_lower_bound(B,A) = greatest_lower_bound(A,B).
% 0.73/1.18  
% 0.73/1.18  ** KEPT: 5 (wt=7) [] least_upper_bound(A,B) = least_upper_bound(B,A).
% 0.73/1.18  clause forward subsumed: 0 (wt=7) [flip(5)] least_upper_bound(B,A) = least_upper_bound(A,B).
% 0.73/1.18  
% 0.73/1.18  ** KEPT: 6 (wt=11) [flip(1)] greatest_lower_bound(greatest_lower_bound(A,B),C) = greatest_lower_bound(A,greatest_lower_bound(B,C)).
% 0.73/1.18  6 is a new demodulator.
% 0.73/1.18  
% 0.73/1.18  ** KEPT: 7 (wt=11) [flip(1)] least_upper_bound(least_upper_bound(A,B),C) = least_upper_bound(A,least_upper_bound(B,C)).
% 0.73/1.18  7 is a new demodulator.
% 0.73/1.18  
% 0.73/1.18  ** KEPT: 8 (wt=5) [] least_upper_bound(A,A) = A.
% 0.73/1.18  8 is a new demodulator.
% 0.73/1.18  
% 0.73/1.18  ** KEPT: 9 (wt=5) [] greatest_lower_bound(A,A) = A.
% 0.73/1.18  9 is a new demodulator.
% 0.73/1.18  
% 0.73/1.18  ** KEPT: 10 (wt=7) [] least_upper_bound(A,greatest_lower_bound(A,B)) = A.
% 0.73/1.18  10 is a new demodulator.
% 0.73/1.18  
% 0.73/1.18  ** KEPT: 11 (wt=7) [] greatest_lower_bound(A,least_upper_bound(A,B)) = A.
% 0.73/1.18  11 is a new demodulator.
% 0.73/1.18  
% 0.73/1.18  ** KEPT: 12 (wt=13) [] multiply(A,least_upper_bound(B,C)) = least_upper_bound(multiply(A,B),multiply(A,C)).
% 0.73/1.18  12 is a new demodulator.
% 0.73/1.18  
% 0.73/1.18  ** KEPT: 13 (wt=13) [] multiply(A,greatest_lower_bound(B,C)) = greatest_lower_bound(multiply(A,B),multiply(A,C)).
% 0.73/1.18  13 is a new demodulator.
% 0.73/1.18  
% 0.73/1.18  ** KEPT: 14 (wt=13) [] multiply(least_upper_bound(A,B),C) = least_upper_bound(multiply(A,C),multiply(B,C)).
% 0.73/1.18  14 is a new demodulator.
% 0.73/1.18  
% 0.73/1.18  ** KEPT: 15 (wt=13) [] multiply(greatest_lower_bound(A,B),C) = greatest_lower_bound(multiply(A,C),multiply(B,C)).
% 0.73/1.18  15 is a new demodulator.
% 0.73/1.18  
% 0.73/1.18  ** KEPT: 16 (wt=5) [] greatest_lower_bound(a,b) = a.
% 0.73/1.18  16 is a new demodulator.
% 0.73/1.18  
% 0.73/1.18  ** KEPT: 17 (wt=20) [] -(greatest_lower_bound(multiply(inverse(c),multiply(a,c)),multiply(inverse(c),multiply(b,c))) = multiply(inverse(c),multiply(a,c))).
% 0.73/1.18  ---------------- PROOF FOUND ----------------
% 0.73/1.18  % SZS status Unsatisfiable
% 0.73/1.18  
% 0.73/1.18  
% 0.73/1.18  After processing input:
% 0.73/1.18  
% 0.73/1.18  Usable:
% 0.73/1.18  end_of_list.
% 0.73/1.18  
% 0.73/1.18  Sos:
% 0.73/1.18  1 (wt=5) [] multiply(identity,A) = A.
% 0.73/1.18  8 (wt=5) [] least_upper_bound(A,A) = A.
% 0.73/1.18  9 (wt=5) [] greatest_lower_bound(A,A) = A.
% 0.73/1.18  16 (wt=5) [] greatest_lower_bound(a,b) = a.
% 0.73/1.18  2 (wt=6) [] multiply(inverse(A),A) = identity.
% 0.73/1.18  4 (wt=7) [] greatest_lower_bound(A,B) = greatest_lower_bound(B,A).
% 0.73/1.18  5 (wt=7) [] least_upper_bound(A,B) = least_upper_bound(B,A).
% 0.73/1.18  10 (wt=7) [] least_upper_bound(A,greatest_lower_bound(A,B)) = A.
% 0.73/1.18  11 (wt=7) [] greatest_lower_bound(A,least_upper_bound(A,B)) = A.
% 0.73/1.18  3 (wt=11) [] multiply(multiply(A,B),C) = multiply(A,multiply(B,C)).
% 0.73/1.18  6 (wt=11) [flip(1)] greatest_lower_bound(greatest_lower_bound(A,B),C) = greatest_lower_bound(A,greatest_lower_bound(B,C)).
% 0.73/1.18  7 (wt=11) [flip(1)] least_upper_bound(least_upper_bound(A,B),C) = least_upper_bound(A,least_upper_bound(B,C)).
% 0.73/1.18  12 (wt=13) [] multiply(A,least_upper_bound(B,C)) = least_upper_bound(multiply(A,B),multiply(A,C)).
% 0.73/1.18  13 (wt=13) [] multiply(A,greatest_lower_bound(B,C)) = greatest_lower_bound(multiply(A,B),multiply(A,C)).
% 0.73/1.18  14 (wt=13) [] multiply(least_upper_bound(A,B),C) = least_upper_bound(multiply(A,C),multiply(B,C)).
% 0.73/1.18  15 (wt=13) [] multiply(greatest_lower_bound(A,B),C) = greatest_lower_bound(multiply(A,C),multiply(B,C)).
% 0.73/1.18  17 (wt=20) [] -(greatest_lower_bound(multiply(inverse(c),multiply(a,c)),multiply(inverse(c),multiply(b,c))) = multiply(inverse(c),multiply(a,c))).
% 0.73/1.18  end_of_list.
% 0.73/1.18  
% 0.73/1.18  Demodulators:
% 0.73/1.18  1 (wt=5) [] multiply(identity,A) = A.
% 0.73/1.18  2 (wt=6) [] multiply(inverse(A),A) = identity.
% 0.73/1.18  3 (wt=11) [] multiply(multiply(A,B),C) = multiply(A,multiply(B,C)).
% 0.73/1.18  6 (wt=11) [flip(1)] greatest_lower_bound(greatest_lower_bound(A,B),C) = greatest_lower_bound(A,greatest_lower_bound(B,C)).
% 0.73/1.18  7 (wt=11) [flip(1)] least_upper_bound(least_upper_bound(A,B),C) = least_upper_bound(A,least_upper_bound(B,C)).
% 0.73/1.18  8 (wt=5) [] least_upper_bound(A,A) = A.
% 0.73/1.18  9 (wt=5) [] greatest_lower_bound(A,A) = A.
% 0.73/1.18  10 (wt=7) [] least_upper_bound(A,greatest_lower_bound(A,B)) = A.
% 0.73/1.18  11 (wt=7) [] greatest_lower_bound(A,least_upper_bound(A,B)) = A.
% 0.73/1.18  12 (wt=13) [] multiply(A,least_upper_bound(B,C)) = least_upper_bound(multiply(A,B),multiply(A,C)).
% 0.73/1.18  13 (wt=13) [] multiply(A,greatest_lower_bound(B,C)) = greatest_lower_bound(multiply(A,B),multiply(A,C)).
% 0.73/1.18  14 (wt=13) [] multiply(least_upper_bound(A,B),C) = least_upper_bound(multiply(A,C),multiply(B,C)).
% 0.73/1.18  15 (wt=13) [] multiply(greatest_lower_bound(A,B),C) = greatest_lower_bound(multiply(A,C),multiply(B,C)).
% 0.73/1.18  16 (wt=5) [] greatest_lower_bound(a,b) = a.
% 0.73/1.18  end_of_list.
% 0.73/1.18  
% 0.73/1.18  Passive:
% 0.73/1.18  end_of_list.
% 0.73/1.18  
% 0.73/1.18  UNIT CONFLICT from 386 and 17 at   0.03 seconds.
% 0.73/1.18  
% 0.73/1.18  ---------------- PROOF ----------------
% 0.73/1.18  % SZS output start Refutation
% See solution above
% 0.73/1.18  ------------ end of proof -------------
% 0.73/1.18  
% 0.73/1.18  
% 0.73/1.18  ------------- memory usage ------------
% 0.73/1.18  Memory dynamically allocated (tp_alloc): 976.
% 0.73/1.18    type (bytes each)        gets      frees     in use      avail      bytes
% 0.73/1.18  sym_ent (  96)               59          0         59          0      5.5 K
% 0.73/1.18  term (  16)               39938      33485       6453         21    124.9 K
% 0.73/1.18  gen_ptr (   8)            32887       7928      24959          8    195.1 K
% 0.73/1.18  context ( 808)            44224      44222          2          4      4.7 K
% 0.73/1.18  trail (  12)               1756       1756          0          5      0.1 K
% 0.73/1.18  bt_node (  68)            20168      20165          3         12      1.0 K
% 0.73/1.18  ac_position (285432)          0          0          0          0      0.0 K
% 0.73/1.18  ac_match_pos (14044)          0          0          0          0      0.0 K
% 0.73/1.18  ac_match_free_vars_pos (4020)
% 0.73/1.18                                0          0          0          0      0.0 K
% 0.73/1.18  discrim (  12)             5712        196       5516          0     64.6 K
% 0.73/1.18  flat (  40)               63216      63216          0         35      1.4 K
% 0.73/1.18  discrim_pos (  12)         2295       2295          0          1      0.0 K
% 0.73/1.18  fpa_head (  12)            1912          0       1912          0     22.4 K
% 0.73/1.18  fpa_tree (  28)            1122       1122          0         11      0.3 K
% 0.73/1.18  fpa_pos (  36)              702        702          0          1      0.0 K
% 0.73/1.18  literal (  12)             2209       1823        386          1      4.5 K
% 0.73/1.18  clause (  24)              2209       1823        386          1      9.1 K
% 0.73/1.18  list (  12)                 375        319         56          3      0.7 K
% 0.73/1.18  list_pos (  20)            1546        146       1400          0     27.3 K
% 0.73/1.18  pair_index (   40)              2          0          2          0      0.1 K
% 0.73/1.18  
% 0.73/1.18  -------------- statistics -------------
% 0.73/1.18  Clauses input                 17
% 0.73/1.19    Usable input                   0
% 0.73/1.19    Sos input                     17
% 0.73/1.19    Demodulators input             0
% 0.73/1.19    Passive input                  0
% 0.73/1.19  
% 0.73/1.19  Processed BS (before search)  19
% 0.73/1.19  Forward subsumed BS            2
% 0.73/1.19  Kept BS                       17
% 0.73/1.19  New demodulators BS           14
% 0.73/1.19  Back demodulated BS            0
% 0.73/1.19  
% 0.73/1.19  Clauses or pairs given      4630
% 0.73/1.19  Clauses generated           1554
% 0.73/1.19  Forward subsumed            1185
% 0.73/1.19  Deleted by weight              0
% 0.73/1.19  Deleted by variable count      0
% 0.73/1.19  Kept                         369
% 0.73/1.19  New demodulators             302
% 0.73/1.19  Back demodulated              29
% 0.73/1.19  Ordered paramod prunes         0
% 0.73/1.19  Basic paramod prunes       14221
% 0.73/1.19  Prime paramod prunes          37
% 0.73/1.19  Semantic prunes                0
% 0.73/1.19  
% 0.73/1.19  Rewrite attmepts           14496
% 0.73/1.19  Rewrites                    2084
% 0.73/1.19  
% 0.73/1.19  FPA overloads                  0
% 0.73/1.19  FPA underloads                 0
% 0.73/1.19  
% 0.73/1.19  Usable size                    0
% 0.73/1.19  Sos size                     356
% 0.73/1.19  Demodulators size            303
% 0.73/1.19  Passive size                   0
% 0.73/1.19  Disabled size                 29
% 0.73/1.19  
% 0.73/1.19  Proofs found                   1
% 0.73/1.19  
% 0.73/1.19  ----------- times (seconds) ----------- Mon Jun 13 18:40:42 2022
% 0.73/1.19  
% 0.73/1.19  user CPU time             0.03   (0 hr, 0 min, 0 sec)
% 0.73/1.19  system CPU time           0.06   (0 hr, 0 min, 0 sec)
% 0.73/1.19  wall-clock time           0      (0 hr, 0 min, 0 sec)
% 0.73/1.19  input time                0.00
% 0.73/1.19  paramodulation time       0.01
% 0.73/1.19  demodulation time         0.01
% 0.73/1.19  orient time               0.00
% 0.73/1.19  weigh time                0.00
% 0.73/1.19  forward subsume time      0.00
% 0.73/1.19  back demod find time      0.00
% 0.73/1.19  conflict time             0.00
% 0.73/1.19  LRPO time                 0.00
% 0.73/1.19  store clause time         0.00
% 0.73/1.19  disable clause time       0.00
% 0.73/1.19  prime paramod time        0.01
% 0.73/1.19  semantics time            0.00
% 0.73/1.19  
% 0.73/1.19  EQP interrupted
%------------------------------------------------------------------------------