TSTP Solution File: GRP562-1 by EQP---0.9e

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : EQP---0.9e
% Problem  : GRP562-1 : TPTP v8.1.0. Released v2.6.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_eqp %s

% Computer : n028.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 08:47:59 EDT 2022

% Result   : Unsatisfiable 0.42s 1.05s
% Output   : Refutation 0.42s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    6
%            Number of leaves      :    3
% Syntax   : Number of clauses     :   12 (  12 unt;   0 nHn;   3 RR)
%            Number of literals    :   12 (   0 equ;   2 neg)
%            Maximal clause size   :    1 (   1 avg)
%            Maximal term depth    :    7 (   2 avg)
%            Number of predicates  :    2 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   2 con; 0-2 aty)
%            Number of variables   :   22 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,plain,
    equal(divide(divide(divide(A,inverse(B)),C),divide(A,C)),B),
    file('GRP562-1.p',unknown),
    [] ).

cnf(2,plain,
    equal(multiply(A,B),divide(A,inverse(B))),
    file('GRP562-1.p',unknown),
    [] ).

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

cnf(4,plain,
    ~ equal(multiply(multiply(inverse(b2),b2),a2),a2),
    file('GRP562-1.p',unknown),
    [] ).

cnf(5,plain,
    ~ equal(multiply(divide(inverse(b2),inverse(b2)),a2),a2),
    inference(para,[status(thm),theory(equality)],[2,4]),
    [iquote('para(2,4)')] ).

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

cnf(9,plain,
    equal(divide(divide(multiply(A,B),C),divide(A,C)),B),
    inference(para,[status(thm),theory(equality)],[3,1]),
    [iquote('para(3,1)')] ).

cnf(30,plain,
    equal(divide(divide(A,inverse(B)),A),B),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[7,7]),1]),
    [iquote('para(7,7),demod([1])')] ).

cnf(32,plain,
    equal(divide(multiply(A,B),A),B),
    inference(para,[status(thm),theory(equality)],[3,30]),
    [iquote('para(3,30)')] ).

cnf(44,plain,
    equal(divide(A,divide(B,B)),A),
    inference(para,[status(thm),theory(equality)],[32,9]),
    [iquote('para(32,9)')] ).

cnf(46,plain,
    equal(multiply(divide(A,A),B),B),
    inference(para,[status(thm),theory(equality)],[44,32]),
    [iquote('para(44,32)')] ).

cnf(47,plain,
    $false,
    inference(conflict,[status(thm)],[46,5]),
    [iquote('conflict(46,5)')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : GRP562-1 : TPTP v8.1.0. Released v2.6.0.
% 0.12/0.12  % Command  : tptp2X_and_run_eqp %s
% 0.12/0.33  % Computer : n028.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 10:01:22 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.42/1.05  ----- EQP 0.9e, May 2009 -----
% 0.42/1.05  The job began on n028.cluster.edu, Mon Jun 13 10:01:23 2022
% 0.42/1.05  The command was "./eqp09e".
% 0.42/1.05  
% 0.42/1.05  set(prolog_style_variables).
% 0.42/1.05  set(lrpo).
% 0.42/1.05  set(basic_paramod).
% 0.42/1.05  set(functional_subsume).
% 0.42/1.05  set(ordered_paramod).
% 0.42/1.05  set(prime_paramod).
% 0.42/1.05  set(para_pairs).
% 0.42/1.05  assign(pick_given_ratio,4).
% 0.42/1.05  clear(print_kept).
% 0.42/1.05  clear(print_new_demod).
% 0.42/1.05  clear(print_back_demod).
% 0.42/1.05  clear(print_given).
% 0.42/1.05  assign(max_mem,64000).
% 0.42/1.05  end_of_commands.
% 0.42/1.05  
% 0.42/1.05  Usable:
% 0.42/1.05  end_of_list.
% 0.42/1.05  
% 0.42/1.05  Sos:
% 0.42/1.05  0 (wt=-1) [] divide(divide(divide(A,inverse(B)),C),divide(A,C)) = B.
% 0.42/1.05  0 (wt=-1) [] multiply(A,B) = divide(A,inverse(B)).
% 0.42/1.05  0 (wt=-1) [] -(multiply(multiply(inverse(b2),b2),a2) = a2).
% 0.42/1.05  end_of_list.
% 0.42/1.05  
% 0.42/1.05  Demodulators:
% 0.42/1.05  end_of_list.
% 0.42/1.05  
% 0.42/1.05  Passive:
% 0.42/1.05  end_of_list.
% 0.42/1.05  
% 0.42/1.05  Starting to process input.
% 0.42/1.05  
% 0.42/1.05  ** KEPT: 1 (wt=12) [] divide(divide(divide(A,inverse(B)),C),divide(A,C)) = B.
% 0.42/1.05  1 is a new demodulator.
% 0.42/1.05  
% 0.42/1.05  ** KEPT: 2 (wt=8) [] multiply(A,B) = divide(A,inverse(B)).
% 0.42/1.05  
% 0.42/1.05  ** KEPT: 3 (wt=8) [flip(2)] divide(A,inverse(B)) = multiply(A,B).
% 0.42/1.05  clause forward subsumed: 0 (wt=8) [flip(3)] multiply(A,B) = divide(A,inverse(B)).
% 0.42/1.05  
% 0.42/1.05  ** KEPT: 4 (wt=8) [] -(multiply(multiply(inverse(b2),b2),a2) = a2).
% 0.42/1.05  ---------------- PROOF FOUND ----------------
% 0.42/1.05  % SZS status Unsatisfiable
% 0.42/1.05  
% 0.42/1.05  
% 0.42/1.05  After processing input:
% 0.42/1.05  
% 0.42/1.05  Usable:
% 0.42/1.05  end_of_list.
% 0.42/1.05  
% 0.42/1.05  Sos:
% 0.42/1.05  2 (wt=8) [] multiply(A,B) = divide(A,inverse(B)).
% 0.42/1.05  3 (wt=8) [flip(2)] divide(A,inverse(B)) = multiply(A,B).
% 0.42/1.05  4 (wt=8) [] -(multiply(multiply(inverse(b2),b2),a2) = a2).
% 0.42/1.05  1 (wt=12) [] divide(divide(divide(A,inverse(B)),C),divide(A,C)) = B.
% 0.42/1.05  end_of_list.
% 0.42/1.05  
% 0.42/1.05  Demodulators:
% 0.42/1.05  1 (wt=12) [] divide(divide(divide(A,inverse(B)),C),divide(A,C)) = B.
% 0.42/1.05  end_of_list.
% 0.42/1.05  
% 0.42/1.05  Passive:
% 0.42/1.05  end_of_list.
% 0.42/1.05  
% 0.42/1.05  UNIT CONFLICT from 46 and 5 at   0.00 seconds.
% 0.42/1.05  
% 0.42/1.05  ---------------- PROOF ----------------
% 0.42/1.05  % SZS output start Refutation
% See solution above
% 0.42/1.05  ------------ end of proof -------------
% 0.42/1.05  
% 0.42/1.05  
% 0.42/1.05  ------------- memory usage ------------
% 0.42/1.05  Memory dynamically allocated (tp_alloc): 488.
% 0.42/1.05    type (bytes each)        gets      frees     in use      avail      bytes
% 0.42/1.05  sym_ent (  96)               56          0         56          0      5.2 K
% 0.42/1.05  term (  16)                2178       1559        619         18     12.2 K
% 0.42/1.05  gen_ptr (   8)             2825        260       2565         11     20.1 K
% 0.42/1.05  context ( 808)             2012       2010          2          2      3.2 K
% 0.42/1.05  trail (  12)                306        306          0          5      0.1 K
% 0.42/1.05  bt_node (  68)             1138       1135          3         12      1.0 K
% 0.42/1.05  ac_position (285432)          0          0          0          0      0.0 K
% 0.42/1.05  ac_match_pos (14044)          0          0          0          0      0.0 K
% 0.42/1.05  ac_match_free_vars_pos (4020)
% 0.42/1.05                                0          0          0          0      0.0 K
% 0.42/1.05  discrim (  12)              737          0        737          0      8.6 K
% 0.42/1.05  flat (  40)                2844       2844          0         15      0.6 K
% 0.42/1.05  discrim_pos (  12)           31         31          0          1      0.0 K
% 0.42/1.05  fpa_head (  12)             562          0        562          0      6.6 K
% 0.42/1.05  fpa_tree (  28)             168        168          0          7      0.2 K
% 0.42/1.05  fpa_pos (  36)               86         86          0          1      0.0 K
% 0.42/1.05  literal (  12)              134         88         46          1      0.6 K
% 0.42/1.05  clause (  24)               134         88         46          1      1.1 K
% 0.42/1.05  list (  12)                  99         43         56          3      0.7 K
% 0.42/1.05  list_pos (  20)             178          3        175          0      3.4 K
% 0.42/1.05  pair_index (   40)              2          0          2          0      0.1 K
% 0.42/1.05  
% 0.42/1.05  -------------- statistics -------------
% 0.42/1.05  Clauses input                  3
% 0.42/1.05    Usable input                   0
% 0.42/1.05    Sos input                      3
% 0.42/1.05    Demodulators input             0
% 0.42/1.05    Passive input                  0
% 0.42/1.05  
% 0.42/1.05  Processed BS (before search)   5
% 0.42/1.05  Forward subsumed BS            1
% 0.42/1.05  Kept BS                        4
% 0.42/1.05  New demodulators BS            1
% 0.42/1.05  Back demodulated BS            0
% 0.42/1.05  
% 0.42/1.05  Clauses or pairs given       148
% 0.42/1.05  Clauses generated             85
% 0.42/1.05  Forward subsumed              43
% 0.42/1.05  Deleted by weight              0
% 0.42/1.05  Deleted by variable count      0
% 0.42/1.05  Kept                          42
% 0.42/1.05  New demodulators              39
% 0.42/1.05  Back demodulated               0
% 0.42/1.05  Ordered paramod prunes         0
% 0.42/1.05  Basic paramod prunes         384
% 0.42/1.05  Prime paramod prunes           0
% 0.42/1.05  Semantic prunes                0
% 0.42/1.05  
% 0.42/1.05  Rewrite attmepts             544
% 0.42/1.05  Rewrites                      28
% 0.42/1.05  
% 0.42/1.05  FPA overloads                  0
% 0.42/1.05  FPA underloads                 0
% 0.42/1.05  
% 0.42/1.05  Usable size                    0
% 0.42/1.05  Sos size                      45
% 0.42/1.05  Demodulators size             40
% 0.42/1.05  Passive size                   0
% 0.42/1.05  Disabled size                  0
% 0.42/1.05  
% 0.42/1.05  Proofs found                   1
% 0.42/1.05  
% 0.42/1.05  ----------- times (seconds) ----------- Mon Jun 13 10:01:23 2022
% 0.42/1.05  
% 0.42/1.05  user CPU time             0.00   (0 hr, 0 min, 0 sec)
% 0.42/1.05  system CPU time           0.00   (0 hr, 0 min, 0 sec)
% 0.42/1.05  wall-clock time           0      (0 hr, 0 min, 0 sec)
% 0.42/1.05  input time                0.00
% 0.42/1.05  paramodulation time       0.00
% 0.42/1.05  demodulation time         0.00
% 0.42/1.05  orient time               0.00
% 0.42/1.05  weigh time                0.00
% 0.42/1.05  forward subsume time      0.00
% 0.42/1.05  back demod find time      0.00
% 0.42/1.05  conflict time             0.00
% 0.42/1.05  LRPO time                 0.00
% 0.42/1.05  store clause time         0.00
% 0.42/1.05  disable clause time       0.00
% 0.42/1.05  prime paramod time        0.00
% 0.42/1.05  semantics time            0.00
% 0.42/1.05  
% 0.42/1.05  EQP interrupted
%------------------------------------------------------------------------------