TSTP Solution File: GRP010-4 by EQP---0.9e

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : EQP---0.9e
% Problem  : GRP010-4 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_eqp %s

% Computer : n009.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 08:44:11 EDT 2022

% Result   : Unsatisfiable 0.71s 1.10s
% Output   : Refutation 0.71s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    6
%            Number of leaves      :    5
% Syntax   : Number of clauses     :   14 (  14 unt;   0 nHn;   5 RR)
%            Number of literals    :   14 (   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    :    5 (   5 usr;   3 con; 0-2 aty)
%            Number of variables   :   13 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,plain,
    equal(multiply(multiply(A,B),C),multiply(A,multiply(B,C))),
    file('GRP010-4.p',unknown),
    [] ).

cnf(2,plain,
    equal(multiply(identity,A),A),
    file('GRP010-4.p',unknown),
    [] ).

cnf(3,plain,
    equal(multiply(inverse(A),A),identity),
    file('GRP010-4.p',unknown),
    [] ).

cnf(4,plain,
    equal(multiply(c,b),identity),
    file('GRP010-4.p',unknown),
    [] ).

cnf(5,plain,
    ~ equal(multiply(b,c),identity),
    file('GRP010-4.p',unknown),
    [] ).

cnf(6,plain,
    equal(multiply(c,multiply(b,A)),A),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[4,1]),2]),1]),
    [iquote('para(4,1),demod([2]),flip(1)')] ).

cnf(7,plain,
    equal(multiply(inverse(A),multiply(A,B)),B),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[3,1]),2]),1]),
    [iquote('para(3,1),demod([2]),flip(1)')] ).

cnf(11,plain,
    equal(multiply(inverse(inverse(A)),identity),A),
    inference(para,[status(thm),theory(equality)],[3,7]),
    [iquote('para(3,7)')] ).

cnf(12,plain,
    equal(multiply(inverse(c),A),multiply(b,A)),
    inference(para,[status(thm),theory(equality)],[6,7]),
    [iquote('para(6,7)')] ).

cnf(14,plain,
    equal(multiply(inverse(inverse(A)),B),multiply(A,B)),
    inference(para,[status(thm),theory(equality)],[7,7]),
    [iquote('para(7,7)')] ).

cnf(15,plain,
    equal(multiply(A,identity),A),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[11]),14]),
    [iquote('back_demod(11),demod([14])')] ).

cnf(20,plain,
    equal(inverse(c),b),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[12,15]),15]),1]),
    [iquote('para(12,15),demod([15]),flip(1)')] ).

cnf(22,plain,
    equal(multiply(b,c),identity),
    inference(para,[status(thm),theory(equality)],[20,3]),
    [iquote('para(20,3)')] ).

cnf(23,plain,
    $false,
    inference(conflict,[status(thm)],[22,5]),
    [iquote('conflict(22,5)')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : GRP010-4 : TPTP v8.1.0. Released v1.0.0.
% 0.07/0.13  % Command  : tptp2X_and_run_eqp %s
% 0.12/0.34  % Computer : n009.cluster.edu
% 0.12/0.34  % Model    : x86_64 x86_64
% 0.12/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34  % Memory   : 8042.1875MB
% 0.12/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34  % CPULimit : 300
% 0.12/0.34  % WCLimit  : 600
% 0.12/0.34  % DateTime : Mon Jun 13 06:31:08 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 0.71/1.10  ----- EQP 0.9e, May 2009 -----
% 0.71/1.10  The job began on n009.cluster.edu, Mon Jun 13 06:31:08 2022
% 0.71/1.10  The command was "./eqp09e".
% 0.71/1.10  
% 0.71/1.10  set(prolog_style_variables).
% 0.71/1.10  set(lrpo).
% 0.71/1.10  set(basic_paramod).
% 0.71/1.10  set(functional_subsume).
% 0.71/1.10  set(ordered_paramod).
% 0.71/1.10  set(prime_paramod).
% 0.71/1.10  set(para_pairs).
% 0.71/1.10  assign(pick_given_ratio,4).
% 0.71/1.10  clear(print_kept).
% 0.71/1.10  clear(print_new_demod).
% 0.71/1.10  clear(print_back_demod).
% 0.71/1.10  clear(print_given).
% 0.71/1.10  assign(max_mem,64000).
% 0.71/1.10  end_of_commands.
% 0.71/1.10  
% 0.71/1.10  Usable:
% 0.71/1.10  end_of_list.
% 0.71/1.10  
% 0.71/1.10  Sos:
% 0.71/1.10  0 (wt=-1) [] multiply(multiply(A,B),C) = multiply(A,multiply(B,C)).
% 0.71/1.10  0 (wt=-1) [] multiply(identity,A) = A.
% 0.71/1.10  0 (wt=-1) [] multiply(inverse(A),A) = identity.
% 0.71/1.10  0 (wt=-1) [] multiply(c,b) = identity.
% 0.71/1.10  0 (wt=-1) [] -(multiply(b,c) = identity).
% 0.71/1.10  end_of_list.
% 0.71/1.10  
% 0.71/1.10  Demodulators:
% 0.71/1.10  end_of_list.
% 0.71/1.10  
% 0.71/1.10  Passive:
% 0.71/1.10  end_of_list.
% 0.71/1.10  
% 0.71/1.10  Starting to process input.
% 0.71/1.10  
% 0.71/1.10  ** KEPT: 1 (wt=11) [] multiply(multiply(A,B),C) = multiply(A,multiply(B,C)).
% 0.71/1.10  1 is a new demodulator.
% 0.71/1.10  
% 0.71/1.10  ** KEPT: 2 (wt=5) [] multiply(identity,A) = A.
% 0.71/1.10  2 is a new demodulator.
% 0.71/1.10  
% 0.71/1.10  ** KEPT: 3 (wt=6) [] multiply(inverse(A),A) = identity.
% 0.71/1.10  3 is a new demodulator.
% 0.71/1.10  
% 0.71/1.10  ** KEPT: 4 (wt=5) [] multiply(c,b) = identity.
% 0.71/1.10  4 is a new demodulator.
% 0.71/1.10  
% 0.71/1.10  ** KEPT: 5 (wt=5) [] -(multiply(b,c) = identity).
% 0.71/1.10  ---------------- PROOF FOUND ----------------
% 0.71/1.10  % SZS status Unsatisfiable
% 0.71/1.10  
% 0.71/1.10  
% 0.71/1.10  After processing input:
% 0.71/1.10  
% 0.71/1.10  Usable:
% 0.71/1.10  end_of_list.
% 0.71/1.10  
% 0.71/1.10  Sos:
% 0.71/1.10  2 (wt=5) [] multiply(identity,A) = A.
% 0.71/1.10  4 (wt=5) [] multiply(c,b) = identity.
% 0.71/1.10  5 (wt=5) [] -(multiply(b,c) = identity).
% 0.71/1.10  3 (wt=6) [] multiply(inverse(A),A) = identity.
% 0.71/1.10  1 (wt=11) [] multiply(multiply(A,B),C) = multiply(A,multiply(B,C)).
% 0.71/1.10  end_of_list.
% 0.71/1.10  
% 0.71/1.10  Demodulators:
% 0.71/1.10  1 (wt=11) [] multiply(multiply(A,B),C) = multiply(A,multiply(B,C)).
% 0.71/1.10  2 (wt=5) [] multiply(identity,A) = A.
% 0.71/1.10  3 (wt=6) [] multiply(inverse(A),A) = identity.
% 0.71/1.10  4 (wt=5) [] multiply(c,b) = identity.
% 0.71/1.10  end_of_list.
% 0.71/1.10  
% 0.71/1.10  Passive:
% 0.71/1.10  end_of_list.
% 0.71/1.10  
% 0.71/1.10  UNIT CONFLICT from 22 and 5 at   0.00 seconds.
% 0.71/1.10  
% 0.71/1.10  ---------------- PROOF ----------------
% 0.71/1.10  % SZS output start Refutation
% See solution above
% 0.71/1.10  ------------ end of proof -------------
% 0.71/1.10  
% 0.71/1.10  
% 0.71/1.10  ------------- memory usage ------------
% 0.71/1.10  Memory dynamically allocated (tp_alloc): 488.
% 0.71/1.10    type (bytes each)        gets      frees     in use      avail      bytes
% 0.71/1.10  sym_ent (  96)               56          0         56          0      5.2 K
% 0.71/1.10  term (  16)                1074        910        164         13      3.4 K
% 0.71/1.10  gen_ptr (   8)              798        261        537         13      4.3 K
% 0.71/1.10  context ( 808)              841        839          2          3      3.9 K
% 0.71/1.10  trail (  12)                 30         30          0          4      0.0 K
% 0.71/1.10  bt_node (  68)              407        405          2          4      0.4 K
% 0.71/1.10  ac_position (285432)          0          0          0          0      0.0 K
% 0.71/1.10  ac_match_pos (14044)          0          0          0          0      0.0 K
% 0.71/1.10  ac_match_free_vars_pos (4020)
% 0.71/1.10                                0          0          0          0      0.0 K
% 0.71/1.10  discrim (  12)              163         23        140          2      1.7 K
% 0.71/1.10  flat (  40)                 841        841          0         14      0.5 K
% 0.71/1.10  discrim_pos (  12)           37         37          0          1      0.0 K
% 0.71/1.10  fpa_head (  12)             122          0        122          0      1.4 K
% 0.71/1.10  fpa_tree (  28)              42         42          0          5      0.1 K
% 0.71/1.10  fpa_pos (  36)               42         42          0          1      0.0 K
% 0.71/1.10  literal (  12)               74         52         22          1      0.3 K
% 0.71/1.10  clause (  24)                74         52         22          1      0.5 K
% 0.71/1.10  list (  12)                  79         23         56          3      0.7 K
% 0.71/1.10  list_pos (  20)              98         30         68          0      1.3 K
% 0.71/1.10  pair_index (   40)              2          0          2          0      0.1 K
% 0.71/1.10  
% 0.71/1.10  -------------- statistics -------------
% 0.71/1.10  Clauses input                  5
% 0.71/1.10    Usable input                   0
% 0.71/1.10    Sos input                      5
% 0.71/1.10    Demodulators input             0
% 0.71/1.10    Passive input                  0
% 0.71/1.10  
% 0.71/1.10  Processed BS (before search)   5
% 0.71/1.10  Forward subsumed BS            0
% 0.71/1.10  Kept BS                        5
% 0.71/1.10  New demodulators BS            4
% 0.71/1.10  Back demodulated BS            0
% 0.71/1.10  
% 0.71/1.10  Clauses or pairs given        78
% 0.71/1.10  Clauses generated             46
% 0.71/1.10  Forward subsumed              29
% 0.71/1.10  Deleted by weight              0
% 0.71/1.10  Deleted by variable count      0
% 0.71/1.10  Kept                          17
% 0.71/1.10  New demodulators              16
% 0.71/1.10  Back demodulated               5
% 0.71/1.10  Ordered paramod prunes         0
% 0.71/1.10  Basic paramod prunes         109
% 0.71/1.10  Prime paramod prunes           0
% 0.71/1.10  Semantic prunes                0
% 0.71/1.10  
% 0.71/1.10  Rewrite attmepts             281
% 0.71/1.10  Rewrites                      37
% 0.71/1.10  
% 0.71/1.10  FPA overloads                  0
% 0.71/1.10  FPA underloads                 0
% 0.71/1.10  
% 0.71/1.10  Usable size                    0
% 0.71/1.10  Sos size                      16
% 0.71/1.10  Demodulators size             15
% 0.71/1.10  Passive size                   0
% 0.71/1.10  Disabled size                  5
% 0.71/1.10  
% 0.71/1.10  Proofs found                   1
% 0.71/1.10  
% 0.71/1.10  ----------- times (seconds) ----------- Mon Jun 13 06:31:08 2022
% 0.71/1.10  
% 0.71/1.10  user CPU time             0.00   (0 hr, 0 min, 0 sec)
% 0.71/1.10  system CPU time           0.00   (0 hr, 0 min, 0 sec)
% 0.71/1.10  wall-clock time           0      (0 hr, 0 min, 0 sec)
% 0.71/1.10  input time                0.00
% 0.71/1.10  paramodulation time       0.00
% 0.71/1.10  demodulation time         0.00
% 0.71/1.10  orient time               0.00
% 0.71/1.10  weigh time                0.00
% 0.71/1.10  forward subsume time      0.00
% 0.71/1.10  back demod find time      0.00
% 0.71/1.10  conflict time             0.00
% 0.71/1.10  LRPO time                 0.00
% 0.71/1.10  store clause time         0.00
% 0.71/1.10  disable clause time       0.00
% 0.71/1.10  prime paramod time        0.00
% 0.71/1.10  semantics time            0.00
% 0.71/1.10  
% 0.71/1.10  EQP interrupted
%------------------------------------------------------------------------------