TSTP Solution File: GRP514-1 by EQP---0.9e

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : EQP---0.9e
% Problem  : GRP514-1 : TPTP v8.1.0. Released v2.6.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_eqp %s

% Computer : n012.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 08:47:46 EDT 2022

% Result   : Unsatisfiable 0.65s 1.05s
% Output   : Refutation 0.65s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   15
%            Number of leaves      :    2
% Syntax   : Number of clauses     :   21 (  21 unt;   0 nHn;   4 RR)
%            Number of literals    :   21 (   0 equ;   3 neg)
%            Maximal clause size   :    1 (   1 avg)
%            Maximal term depth    :    8 (   2 avg)
%            Number of predicates  :    2 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    4 (   4 usr;   2 con; 0-2 aty)
%            Number of variables   :   43 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,plain,
    equal(multiply(A,multiply(multiply(B,C),inverse(multiply(A,C)))),B),
    file('GRP514-1.p',unknown),
    [] ).

cnf(2,plain,
    ~ equal(multiply(multiply(inverse(b2),b2),a2),a2),
    file('GRP514-1.p',unknown),
    [] ).

cnf(3,plain,
    equal(multiply(A,multiply(B,inverse(multiply(A,multiply(multiply(B,C),inverse(multiply(D,C))))))),D),
    inference(para,[status(thm),theory(equality)],[1,1]),
    [iquote('para(1,1)')] ).

cnf(7,plain,
    equal(multiply(A,multiply(B,inverse(B))),A),
    inference(para,[status(thm),theory(equality)],[1,3]),
    [iquote('para(1,3)')] ).

cnf(8,plain,
    equal(multiply(A,multiply(B,inverse(A))),B),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[7,1]),7]),
    [iquote('para(7,1),demod([7])')] ).

cnf(9,plain,
    equal(multiply(A,multiply(B,inverse(multiply(A,multiply(B,inverse(C)))))),C),
    inference(para,[status(thm),theory(equality)],[8,1]),
    [iquote('para(8,1)')] ).

cnf(10,plain,
    equal(multiply(A,multiply(multiply(B,multiply(C,inverse(A))),inverse(C))),B),
    inference(para,[status(thm),theory(equality)],[8,1]),
    [iquote('para(8,1)')] ).

cnf(13,plain,
    equal(multiply(A,multiply(multiply(B,C),inverse(B))),multiply(A,C)),
    inference(para,[status(thm),theory(equality)],[1,9]),
    [iquote('para(1,9)')] ).

cnf(18,plain,
    equal(multiply(multiply(A,B),multiply(C,inverse(multiply(C,B)))),A),
    inference(para,[status(thm),theory(equality)],[1,10]),
    [iquote('para(1,10)')] ).

cnf(23,plain,
    equal(multiply(multiply(A,B),multiply(C,inverse(A))),multiply(C,B)),
    inference(para,[status(thm),theory(equality)],[18,9]),
    [iquote('para(18,9)')] ).

cnf(35,plain,
    equal(multiply(multiply(A,B),C),multiply(multiply(A,C),B)),
    inference(para,[status(thm),theory(equality)],[23,13]),
    [iquote('para(23,13)')] ).

cnf(36,plain,
    equal(multiply(A,multiply(multiply(B,inverse(multiply(B,C))),C)),A),
    inference(para,[status(thm),theory(equality)],[35,7]),
    [iquote('para(35,7)')] ).

cnf(38,plain,
    equal(multiply(A,inverse(multiply(A,inverse(B)))),B),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[36,8]),1]),
    [iquote('para(36,8),flip(1)')] ).

cnf(39,plain,
    equal(multiply(multiply(A,inverse(B)),B),A),
    inference(para,[status(thm),theory(equality)],[38,8]),
    [iquote('para(38,8)')] ).

cnf(40,plain,
    equal(multiply(A,inverse(multiply(B,inverse(B)))),A),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[39,7]),1]),
    [iquote('para(39,7),flip(1)')] ).

cnf(41,plain,
    equal(multiply(A,B),multiply(B,inverse(inverse(A)))),
    inference(para,[status(thm),theory(equality)],[39,8]),
    [iquote('para(39,8)')] ).

cnf(43,plain,
    equal(multiply(multiply(A,inverse(A)),B),B),
    inference(para,[status(thm),theory(equality)],[40,8]),
    [iquote('para(40,8)')] ).

cnf(46,plain,
    ~ equal(multiply(multiply(b2,inverse(inverse(inverse(b2)))),a2),a2),
    inference(para,[status(thm),theory(equality)],[41,2]),
    [iquote('para(41,2)')] ).

cnf(48,plain,
    equal(inverse(inverse(A)),A),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[41,7]),43]),
    [iquote('para(41,7),demod([43])')] ).

cnf(50,plain,
    ~ equal(a2,a2),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[46]),48,43]),
    [iquote('back_demod(46),demod([48,43])')] ).

cnf(51,plain,
    $false,
    inference(conflict,[status(thm)],[50]),
    [iquote('xx_conflict(50)')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : GRP514-1 : TPTP v8.1.0. Released v2.6.0.
% 0.11/0.12  % Command  : tptp2X_and_run_eqp %s
% 0.12/0.33  % Computer : n012.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 13:44:40 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.65/1.05  ----- EQP 0.9e, May 2009 -----
% 0.65/1.05  The job began on n012.cluster.edu, Mon Jun 13 13:44:41 2022
% 0.65/1.05  The command was "./eqp09e".
% 0.65/1.05  
% 0.65/1.05  set(prolog_style_variables).
% 0.65/1.05  set(lrpo).
% 0.65/1.05  set(basic_paramod).
% 0.65/1.05  set(functional_subsume).
% 0.65/1.05  set(ordered_paramod).
% 0.65/1.05  set(prime_paramod).
% 0.65/1.05  set(para_pairs).
% 0.65/1.05  assign(pick_given_ratio,4).
% 0.65/1.05  clear(print_kept).
% 0.65/1.05  clear(print_new_demod).
% 0.65/1.05  clear(print_back_demod).
% 0.65/1.05  clear(print_given).
% 0.65/1.05  assign(max_mem,64000).
% 0.65/1.05  end_of_commands.
% 0.65/1.05  
% 0.65/1.05  Usable:
% 0.65/1.05  end_of_list.
% 0.65/1.05  
% 0.65/1.05  Sos:
% 0.65/1.05  0 (wt=-1) [] multiply(A,multiply(multiply(B,C),inverse(multiply(A,C)))) = B.
% 0.65/1.05  0 (wt=-1) [] -(multiply(multiply(inverse(b2),b2),a2) = a2).
% 0.65/1.05  end_of_list.
% 0.65/1.05  
% 0.65/1.05  Demodulators:
% 0.65/1.05  end_of_list.
% 0.65/1.05  
% 0.65/1.05  Passive:
% 0.65/1.05  end_of_list.
% 0.65/1.05  
% 0.65/1.05  Starting to process input.
% 0.65/1.05  
% 0.65/1.05  ** KEPT: 1 (wt=12) [] multiply(A,multiply(multiply(B,C),inverse(multiply(A,C)))) = B.
% 0.65/1.05  1 is a new demodulator.
% 0.65/1.05  
% 0.65/1.05  ** KEPT: 2 (wt=8) [] -(multiply(multiply(inverse(b2),b2),a2) = a2).
% 0.65/1.05  ---------------- PROOF FOUND ----------------
% 0.65/1.05  % SZS status Unsatisfiable
% 0.65/1.05  
% 0.65/1.05  
% 0.65/1.05  After processing input:
% 0.65/1.05  
% 0.65/1.05  Usable:
% 0.65/1.05  end_of_list.
% 0.65/1.05  
% 0.65/1.05  Sos:
% 0.65/1.05  2 (wt=8) [] -(multiply(multiply(inverse(b2),b2),a2) = a2).
% 0.65/1.05  1 (wt=12) [] multiply(A,multiply(multiply(B,C),inverse(multiply(A,C)))) = B.
% 0.65/1.05  end_of_list.
% 0.65/1.05  
% 0.65/1.05  Demodulators:
% 0.65/1.05  1 (wt=12) [] multiply(A,multiply(multiply(B,C),inverse(multiply(A,C)))) = B.
% 0.65/1.05  end_of_list.
% 0.65/1.05  
% 0.65/1.05  Passive:
% 0.65/1.05  end_of_list.
% 0.65/1.05  
% 0.65/1.05  UNIT CONFLICT from 50 and x=x at   0.00 seconds.
% 0.65/1.05  
% 0.65/1.05  ---------------- PROOF ----------------
% 0.65/1.05  % SZS output start Refutation
% See solution above
% 0.65/1.05  ------------ end of proof -------------
% 0.65/1.05  
% 0.65/1.05  
% 0.65/1.05  ------------- memory usage ------------
% 0.65/1.05  Memory dynamically allocated (tp_alloc): 488.
% 0.65/1.05    type (bytes each)        gets      frees     in use      avail      bytes
% 0.65/1.05  sym_ent (  96)               55          0         55          0      5.2 K
% 0.65/1.05  term (  16)                2432       1724        708         19     14.0 K
% 0.65/1.05  gen_ptr (   8)             3606        322       3284         20     25.8 K
% 0.65/1.05  context ( 808)             2102       2100          2          2      3.2 K
% 0.65/1.05  trail (  12)                342        342          0          6      0.1 K
% 0.65/1.05  bt_node (  68)             1593       1590          3         17      1.3 K
% 0.65/1.05  ac_position (285432)          0          0          0          0      0.0 K
% 0.65/1.05  ac_match_pos (14044)          0          0          0          0      0.0 K
% 0.65/1.05  ac_match_free_vars_pos (4020)
% 0.65/1.05                                0          0          0          0      0.0 K
% 0.65/1.05  discrim (  12)              609         24        585          9      7.0 K
% 0.65/1.05  flat (  40)                3349       3349          0         18      0.7 K
% 0.65/1.05  discrim_pos (  12)           44         44          0          1      0.0 K
% 0.65/1.05  fpa_head (  12)             396          0        396          0      4.6 K
% 0.65/1.05  fpa_tree (  28)             165        165          0         15      0.4 K
% 0.65/1.05  fpa_pos (  36)               84         84          0          1      0.0 K
% 0.65/1.05  literal (  12)              150        100         50          0      0.6 K
% 0.65/1.05  clause (  24)               150        100         50          0      1.2 K
% 0.65/1.05  list (  12)                  94         37         57          2      0.7 K
% 0.65/1.05  list_pos (  20)             193         15        178          3      3.5 K
% 0.65/1.05  pair_index (   40)              2          0          2          0      0.1 K
% 0.65/1.05  
% 0.65/1.05  -------------- statistics -------------
% 0.65/1.05  Clauses input                  2
% 0.65/1.05    Usable input                   0
% 0.65/1.05    Sos input                      2
% 0.65/1.05    Demodulators input             0
% 0.65/1.05    Passive input                  0
% 0.65/1.05  
% 0.65/1.05  Processed BS (before search)   2
% 0.65/1.05  Forward subsumed BS            0
% 0.65/1.05  Kept BS                        2
% 0.65/1.05  New demodulators BS            1
% 0.65/1.05  Back demodulated BS            0
% 0.65/1.05  
% 0.65/1.05  Clauses or pairs given       103
% 0.65/1.05  Clauses generated             98
% 0.65/1.05  Forward subsumed              50
% 0.65/1.05  Deleted by weight              0
% 0.65/1.05  Deleted by variable count      0
% 0.65/1.05  Kept                          48
% 0.65/1.05  New demodulators              34
% 0.65/1.05  Back demodulated               3
% 0.65/1.05  Ordered paramod prunes         0
% 0.65/1.05  Basic paramod prunes         300
% 0.65/1.05  Prime paramod prunes           3
% 0.65/1.05  Semantic prunes                0
% 0.65/1.05  
% 0.65/1.05  Rewrite attmepts             624
% 0.65/1.05  Rewrites                      34
% 0.65/1.05  
% 0.65/1.05  FPA overloads                  0
% 0.65/1.05  FPA underloads                 0
% 0.65/1.05  
% 0.65/1.05  Usable size                    0
% 0.65/1.05  Sos size                      46
% 0.65/1.05  Demodulators size             34
% 0.65/1.05  Passive size                   0
% 0.65/1.05  Disabled size                  3
% 0.65/1.05  
% 0.65/1.05  Proofs found                   1
% 0.65/1.05  
% 0.65/1.05  ----------- times (seconds) ----------- Mon Jun 13 13:44:41 2022
% 0.65/1.05  
% 0.65/1.05  user CPU time             0.00   (0 hr, 0 min, 0 sec)
% 0.65/1.05  system CPU time           0.01   (0 hr, 0 min, 0 sec)
% 0.65/1.05  wall-clock time           0      (0 hr, 0 min, 0 sec)
% 0.65/1.05  input time                0.00
% 0.65/1.05  paramodulation time       0.00
% 0.65/1.05  demodulation time         0.00
% 0.65/1.05  orient time               0.00
% 0.65/1.05  weigh time                0.00
% 0.65/1.05  forward subsume time      0.00
% 0.65/1.05  back demod find time      0.00
% 0.65/1.05  conflict time             0.00
% 0.65/1.05  LRPO time                 0.00
% 0.65/1.05  store clause time         0.00
% 0.65/1.05  disable clause time       0.00
% 0.65/1.05  prime paramod time        0.00
% 0.65/1.05  semantics time            0.00
% 0.65/1.05  
% 0.65/1.05  EQP interrupted
%------------------------------------------------------------------------------