TSTP Solution File: GRP155-1 by EQP---0.9e

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : EQP---0.9e
% Problem  : GRP155-1 : TPTP v8.1.0. Bugfixed v1.2.1.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_eqp %s

% Computer : n014.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 08:45:33 EDT 2022

% Result   : Unsatisfiable 0.42s 1.08s
% Output   : Refutation 0.42s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    2
%            Number of leaves      :    4
% Syntax   : Number of clauses     :    6 (   6 unt;   0 nHn;   3 RR)
%            Number of literals    :    6 (   0 equ;   1 neg)
%            Maximal clause size   :    1 (   1 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    2 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    6 (   6 usr;   4 con; 0-2 aty)
%            Number of variables   :    5 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,plain,
    equal(multiply(identity,A),A),
    file('GRP155-1.p',unknown),
    [] ).

cnf(15,plain,
    equal(multiply(greatest_lower_bound(A,B),C),greatest_lower_bound(multiply(A,C),multiply(B,C))),
    file('GRP155-1.p',unknown),
    [] ).

cnf(16,plain,
    equal(greatest_lower_bound(a,b),a),
    file('GRP155-1.p',unknown),
    [] ).

cnf(17,plain,
    ~ equal(greatest_lower_bound(multiply(a,c),multiply(b,c)),multiply(a,c)),
    file('GRP155-1.p',unknown),
    [] ).

cnf(61,plain,
    equal(greatest_lower_bound(multiply(a,A),multiply(b,A)),multiply(a,A)),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[16,15]),1]),
    [iquote('para(16,15),flip(1)')] ).

cnf(62,plain,
    $false,
    inference(conflict,[status(thm)],[61,17]),
    [iquote('conflict(61,17)')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : GRP155-1 : TPTP v8.1.0. Bugfixed v1.2.1.
% 0.07/0.12  % Command  : tptp2X_and_run_eqp %s
% 0.12/0.33  % Computer : n014.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 10:49:52 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.42/1.08  ----- EQP 0.9e, May 2009 -----
% 0.42/1.08  The job began on n014.cluster.edu, Mon Jun 13 10:49:53 2022
% 0.42/1.08  The command was "./eqp09e".
% 0.42/1.08  
% 0.42/1.08  set(prolog_style_variables).
% 0.42/1.08  set(lrpo).
% 0.42/1.08  set(basic_paramod).
% 0.42/1.08  set(functional_subsume).
% 0.42/1.08  set(ordered_paramod).
% 0.42/1.08  set(prime_paramod).
% 0.42/1.08  set(para_pairs).
% 0.42/1.08  assign(pick_given_ratio,4).
% 0.42/1.08  clear(print_kept).
% 0.42/1.08  clear(print_new_demod).
% 0.42/1.08  clear(print_back_demod).
% 0.42/1.08  clear(print_given).
% 0.42/1.08  assign(max_mem,64000).
% 0.42/1.08  end_of_commands.
% 0.42/1.08  
% 0.42/1.08  Usable:
% 0.42/1.08  end_of_list.
% 0.42/1.08  
% 0.42/1.08  Sos:
% 0.42/1.08  0 (wt=-1) [] multiply(identity,A) = A.
% 0.42/1.08  0 (wt=-1) [] multiply(inverse(A),A) = identity.
% 0.42/1.08  0 (wt=-1) [] multiply(multiply(A,B),C) = multiply(A,multiply(B,C)).
% 0.42/1.08  0 (wt=-1) [] greatest_lower_bound(A,B) = greatest_lower_bound(B,A).
% 0.42/1.08  0 (wt=-1) [] least_upper_bound(A,B) = least_upper_bound(B,A).
% 0.42/1.08  0 (wt=-1) [] greatest_lower_bound(A,greatest_lower_bound(B,C)) = greatest_lower_bound(greatest_lower_bound(A,B),C).
% 0.42/1.08  0 (wt=-1) [] least_upper_bound(A,least_upper_bound(B,C)) = least_upper_bound(least_upper_bound(A,B),C).
% 0.42/1.08  0 (wt=-1) [] least_upper_bound(A,A) = A.
% 0.42/1.08  0 (wt=-1) [] greatest_lower_bound(A,A) = A.
% 0.42/1.08  0 (wt=-1) [] least_upper_bound(A,greatest_lower_bound(A,B)) = A.
% 0.42/1.08  0 (wt=-1) [] greatest_lower_bound(A,least_upper_bound(A,B)) = A.
% 0.42/1.08  0 (wt=-1) [] multiply(A,least_upper_bound(B,C)) = least_upper_bound(multiply(A,B),multiply(A,C)).
% 0.42/1.08  0 (wt=-1) [] multiply(A,greatest_lower_bound(B,C)) = greatest_lower_bound(multiply(A,B),multiply(A,C)).
% 0.42/1.08  0 (wt=-1) [] multiply(least_upper_bound(A,B),C) = least_upper_bound(multiply(A,C),multiply(B,C)).
% 0.42/1.08  0 (wt=-1) [] multiply(greatest_lower_bound(A,B),C) = greatest_lower_bound(multiply(A,C),multiply(B,C)).
% 0.42/1.08  0 (wt=-1) [] greatest_lower_bound(a,b) = a.
% 0.42/1.08  0 (wt=-1) [] -(greatest_lower_bound(multiply(a,c),multiply(b,c)) = multiply(a,c)).
% 0.42/1.08  end_of_list.
% 0.42/1.08  
% 0.42/1.08  Demodulators:
% 0.42/1.08  end_of_list.
% 0.42/1.08  
% 0.42/1.08  Passive:
% 0.42/1.08  end_of_list.
% 0.42/1.08  
% 0.42/1.08  Starting to process input.
% 0.42/1.08  
% 0.42/1.08  ** KEPT: 1 (wt=5) [] multiply(identity,A) = A.
% 0.42/1.08  1 is a new demodulator.
% 0.42/1.08  
% 0.42/1.08  ** KEPT: 2 (wt=6) [] multiply(inverse(A),A) = identity.
% 0.42/1.08  2 is a new demodulator.
% 0.42/1.08  
% 0.42/1.08  ** KEPT: 3 (wt=11) [] multiply(multiply(A,B),C) = multiply(A,multiply(B,C)).
% 0.42/1.08  3 is a new demodulator.
% 0.42/1.08  
% 0.42/1.08  ** KEPT: 4 (wt=7) [] greatest_lower_bound(A,B) = greatest_lower_bound(B,A).
% 0.42/1.08  clause forward subsumed: 0 (wt=7) [flip(4)] greatest_lower_bound(B,A) = greatest_lower_bound(A,B).
% 0.42/1.08  
% 0.42/1.08  ** KEPT: 5 (wt=7) [] least_upper_bound(A,B) = least_upper_bound(B,A).
% 0.42/1.08  clause forward subsumed: 0 (wt=7) [flip(5)] least_upper_bound(B,A) = least_upper_bound(A,B).
% 0.42/1.08  
% 0.42/1.08  ** KEPT: 6 (wt=11) [flip(1)] greatest_lower_bound(greatest_lower_bound(A,B),C) = greatest_lower_bound(A,greatest_lower_bound(B,C)).
% 0.42/1.08  6 is a new demodulator.
% 0.42/1.08  
% 0.42/1.08  ** KEPT: 7 (wt=11) [flip(1)] least_upper_bound(least_upper_bound(A,B),C) = least_upper_bound(A,least_upper_bound(B,C)).
% 0.42/1.08  7 is a new demodulator.
% 0.42/1.08  
% 0.42/1.08  ** KEPT: 8 (wt=5) [] least_upper_bound(A,A) = A.
% 0.42/1.08  8 is a new demodulator.
% 0.42/1.08  
% 0.42/1.08  ** KEPT: 9 (wt=5) [] greatest_lower_bound(A,A) = A.
% 0.42/1.08  9 is a new demodulator.
% 0.42/1.08  
% 0.42/1.08  ** KEPT: 10 (wt=7) [] least_upper_bound(A,greatest_lower_bound(A,B)) = A.
% 0.42/1.08  10 is a new demodulator.
% 0.42/1.08  
% 0.42/1.08  ** KEPT: 11 (wt=7) [] greatest_lower_bound(A,least_upper_bound(A,B)) = A.
% 0.42/1.08  11 is a new demodulator.
% 0.42/1.08  
% 0.42/1.08  ** KEPT: 12 (wt=13) [] multiply(A,least_upper_bound(B,C)) = least_upper_bound(multiply(A,B),multiply(A,C)).
% 0.42/1.08  12 is a new demodulator.
% 0.42/1.08  
% 0.42/1.08  ** KEPT: 13 (wt=13) [] multiply(A,greatest_lower_bound(B,C)) = greatest_lower_bound(multiply(A,B),multiply(A,C)).
% 0.42/1.08  13 is a new demodulator.
% 0.42/1.08  
% 0.42/1.08  ** KEPT: 14 (wt=13) [] multiply(least_upper_bound(A,B),C) = least_upper_bound(multiply(A,C),multiply(B,C)).
% 0.42/1.08  14 is a new demodulator.
% 0.42/1.08  
% 0.42/1.08  ** KEPT: 15 (wt=13) [] multiply(greatest_lower_bound(A,B),C) = greatest_lower_bound(multiply(A,C),multiply(B,C)).
% 0.42/1.08  15 is a new demodulator.
% 0.42/1.08  
% 0.42/1.08  ** KEPT: 16 (wt=5) [] greatest_lower_bound(a,b) = a.
% 0.42/1.08  16 is a new demodulator.
% 0.42/1.08  
% 0.42/1.08  ** KEPT: 17 (wt=11) [] -(greatest_lower_bound(multiply(a,c),multiply(b,c)) = multiply(a,c)).
% 0.42/1.08  ---------------- PROOF FOUND ----------------
% 0.42/1.08  % SZS status Unsatisfiable
% 0.42/1.08  
% 0.42/1.08  
% 0.42/1.08  After processing input:
% 0.42/1.08  
% 0.42/1.08  Usable:
% 0.42/1.08  end_of_list.
% 0.42/1.08  
% 0.42/1.08  Sos:
% 0.42/1.08  1 (wt=5) [] multiply(identity,A) = A.
% 0.42/1.08  8 (wt=5) [] least_upper_bound(A,A) = A.
% 0.42/1.08  9 (wt=5) [] greatest_lower_bound(A,A) = A.
% 0.42/1.08  16 (wt=5) [] greatest_lower_bound(a,b) = a.
% 0.42/1.08  2 (wt=6) [] multiply(inverse(A),A) = identity.
% 0.42/1.08  4 (wt=7) [] greatest_lower_bound(A,B) = greatest_lower_bound(B,A).
% 0.42/1.08  5 (wt=7) [] least_upper_bound(A,B) = least_upper_bound(B,A).
% 0.42/1.08  10 (wt=7) [] least_upper_bound(A,greatest_lower_bound(A,B)) = A.
% 0.42/1.08  11 (wt=7) [] greatest_lower_bound(A,least_upper_bound(A,B)) = A.
% 0.42/1.08  3 (wt=11) [] multiply(multiply(A,B),C) = multiply(A,multiply(B,C)).
% 0.42/1.08  6 (wt=11) [flip(1)] greatest_lower_bound(greatest_lower_bound(A,B),C) = greatest_lower_bound(A,greatest_lower_bound(B,C)).
% 0.42/1.08  7 (wt=11) [flip(1)] least_upper_bound(least_upper_bound(A,B),C) = least_upper_bound(A,least_upper_bound(B,C)).
% 0.42/1.08  17 (wt=11) [] -(greatest_lower_bound(multiply(a,c),multiply(b,c)) = multiply(a,c)).
% 0.42/1.08  12 (wt=13) [] multiply(A,least_upper_bound(B,C)) = least_upper_bound(multiply(A,B),multiply(A,C)).
% 0.42/1.08  13 (wt=13) [] multiply(A,greatest_lower_bound(B,C)) = greatest_lower_bound(multiply(A,B),multiply(A,C)).
% 0.42/1.08  14 (wt=13) [] multiply(least_upper_bound(A,B),C) = least_upper_bound(multiply(A,C),multiply(B,C)).
% 0.42/1.08  15 (wt=13) [] multiply(greatest_lower_bound(A,B),C) = greatest_lower_bound(multiply(A,C),multiply(B,C)).
% 0.42/1.08  end_of_list.
% 0.42/1.08  
% 0.42/1.08  Demodulators:
% 0.42/1.08  1 (wt=5) [] multiply(identity,A) = A.
% 0.42/1.08  2 (wt=6) [] multiply(inverse(A),A) = identity.
% 0.42/1.08  3 (wt=11) [] multiply(multiply(A,B),C) = multiply(A,multiply(B,C)).
% 0.42/1.08  6 (wt=11) [flip(1)] greatest_lower_bound(greatest_lower_bound(A,B),C) = greatest_lower_bound(A,greatest_lower_bound(B,C)).
% 0.42/1.08  7 (wt=11) [flip(1)] least_upper_bound(least_upper_bound(A,B),C) = least_upper_bound(A,least_upper_bound(B,C)).
% 0.42/1.08  8 (wt=5) [] least_upper_bound(A,A) = A.
% 0.42/1.08  9 (wt=5) [] greatest_lower_bound(A,A) = A.
% 0.42/1.08  10 (wt=7) [] least_upper_bound(A,greatest_lower_bound(A,B)) = A.
% 0.42/1.08  11 (wt=7) [] greatest_lower_bound(A,least_upper_bound(A,B)) = A.
% 0.42/1.08  12 (wt=13) [] multiply(A,least_upper_bound(B,C)) = least_upper_bound(multiply(A,B),multiply(A,C)).
% 0.42/1.08  13 (wt=13) [] multiply(A,greatest_lower_bound(B,C)) = greatest_lower_bound(multiply(A,B),multiply(A,C)).
% 0.42/1.08  14 (wt=13) [] multiply(least_upper_bound(A,B),C) = least_upper_bound(multiply(A,C),multiply(B,C)).
% 0.42/1.08  15 (wt=13) [] multiply(greatest_lower_bound(A,B),C) = greatest_lower_bound(multiply(A,C),multiply(B,C)).
% 0.42/1.08  16 (wt=5) [] greatest_lower_bound(a,b) = a.
% 0.42/1.08  end_of_list.
% 0.42/1.08  
% 0.42/1.08  Passive:
% 0.42/1.08  end_of_list.
% 0.42/1.08  
% 0.42/1.08  UNIT CONFLICT from 61 and 17 at   0.00 seconds.
% 0.42/1.08  
% 0.42/1.08  ---------------- PROOF ----------------
% 0.42/1.08  % SZS output start Refutation
% See solution above
% 0.42/1.08  ------------ end of proof -------------
% 0.42/1.08  
% 0.42/1.08  
% 0.42/1.08  ------------- memory usage ------------
% 0.42/1.08  Memory dynamically allocated (tp_alloc): 488.
% 0.42/1.08    type (bytes each)        gets      frees     in use      avail      bytes
% 0.42/1.08  sym_ent (  96)               59          0         59          0      5.5 K
% 0.42/1.08  term (  16)                4464       3867        597         14     11.7 K
% 0.42/1.08  gen_ptr (   8)             2877        982       1895          5     14.8 K
% 0.42/1.08  context ( 808)             3605       3603          2          3      3.9 K
% 0.42/1.08  trail (  12)                196        196          0          4      0.0 K
% 0.42/1.08  bt_node (  68)             1541       1538          3          3      0.4 K
% 0.42/1.08  ac_position (285432)          0          0          0          0      0.0 K
% 0.42/1.08  ac_match_pos (14044)          0          0          0          0      0.0 K
% 0.42/1.08  ac_match_free_vars_pos (4020)
% 0.42/1.08                                0          0          0          0      0.0 K
% 0.42/1.08  discrim (  12)              564         47        517          0      6.1 K
% 0.42/1.08  flat (  40)                4217       4217          0         13      0.5 K
% 0.42/1.08  discrim_pos (  12)          204        204          0          1      0.0 K
% 0.42/1.08  fpa_head (  12)             399          0        399          0      4.7 K
% 0.42/1.08  fpa_tree (  28)              98         98          0          7      0.2 K
% 0.42/1.08  fpa_pos (  36)              112        112          0          1      0.0 K
% 0.42/1.08  literal (  12)              278        217         61          1      0.7 K
% 0.42/1.08  clause (  24)               278        217         61          1      1.5 K
% 0.42/1.08  list (  12)                 110         54         56          3      0.7 K
% 0.42/1.08  list_pos (  20)             262         52        210          0      4.1 K
% 0.42/1.08  pair_index (   40)              2          0          2          0      0.1 K
% 0.42/1.08  
% 0.42/1.08  -------------- statistics -------------
% 0.42/1.08  Clauses input                 17
% 0.42/1.08    Usable input                   0
% 0.42/1.08    Sos input                     17
% 0.42/1.08    Demodulators input             0
% 0.42/1.08    Passive input                  0
% 0.42/1.08  
% 0.42/1.08  Processed BS (before search)  19
% 0.42/1.08  Forward subsumed BS            2
% 0.42/1.08  Kept BS                       17
% 0.42/1.08  New demodulators BS           14
% 0.42/1.08  Back demodulated BS            0
% 0.42/1.08  
% 0.42/1.08  Clauses or pairs given       490
% 0.42/1.08  Clauses generated            173
% 0.42/1.08  Forward subsumed             129
% 0.42/1.08  Deleted by weight              0
% 0.42/1.08  Deleted by variable count      0
% 0.42/1.08  Kept                          44
% 0.42/1.08  New demodulators              37
% 0.42/1.08  Back demodulated               7
% 0.42/1.08  Ordered paramod prunes         0
% 0.42/1.08  Basic paramod prunes         638
% 0.42/1.08  Prime paramod prunes           4
% 0.42/1.08  Semantic prunes                0
% 0.42/1.08  
% 0.42/1.08  Rewrite attmepts            1168
% 0.42/1.08  Rewrites                     188
% 0.42/1.08  
% 0.42/1.08  FPA overloads                  0
% 0.42/1.08  FPA underloads                 0
% 0.42/1.08  
% 0.42/1.08  Usable size                    0
% 0.42/1.08  Sos size                      53
% 0.42/1.08  Demodulators size             44
% 0.42/1.08  Passive size                   0
% 0.42/1.08  Disabled size                  7
% 0.42/1.08  
% 0.42/1.08  Proofs found                   1
% 0.42/1.08  
% 0.42/1.08  ----------- times (seconds) ----------- Mon Jun 13 10:49:53 2022
% 0.42/1.08  
% 0.42/1.08  user CPU time             0.00   (0 hr, 0 min, 0 sec)
% 0.42/1.08  system CPU time           0.01   (0 hr, 0 min, 0 sec)
% 0.42/1.08  wall-clock time           0      (0 hr, 0 min, 0 sec)
% 0.42/1.08  input time                0.00
% 0.42/1.08  paramodulation time       0.00
% 0.42/1.08  demodulation time         0.00
% 0.42/1.08  orient time               0.00
% 0.42/1.08  weigh time                0.00
% 0.42/1.08  forward subsume time      0.00
% 0.42/1.08  back demod find time      0.00
% 0.42/1.08  conflict time             0.00
% 0.42/1.08  LRPO time                 0.00
% 0.42/1.08  store clause time         0.00
% 0.42/1.08  disable clause time       0.00
% 0.42/1.08  prime paramod time        0.00
% 0.42/1.08  semantics time            0.00
% 0.42/1.08  
% 0.42/1.08  EQP interrupted
%------------------------------------------------------------------------------