TSTP Solution File: GRP424-1 by EQP---0.9e

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : EQP---0.9e
% Problem  : GRP424-1 : TPTP v8.1.0. Released v2.6.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_eqp %s

% Computer : n020.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 08:46:46 EDT 2022

% Result   : Unsatisfiable 0.71s 1.11s
% Output   : Refutation 0.71s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   13
%            Number of leaves      :    1
% Syntax   : Number of clauses     :   16 (  16 unt;   0 nHn;   3 RR)
%            Number of literals    :   16 (   0 equ;   2 neg)
%            Maximal clause size   :    1 (   1 avg)
%            Maximal term depth    :   12 (   3 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   :   50 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,plain,
    equal(multiply(inverse(multiply(inverse(multiply(A,inverse(multiply(inverse(B),C)))),multiply(A,inverse(C)))),inverse(multiply(inverse(C),C))),B),
    file('GRP424-1.p',unknown),
    [] ).

cnf(2,plain,
    ~ equal(multiply(inverse(b1),b1),multiply(inverse(a1),a1)),
    inference(flip,[status(thm),theory(equality)],[1]),
    [iquote('flip(1)')] ).

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

cnf(11,plain,
    equal(multiply(inverse(multiply(A,inverse(multiply(inverse(multiply(inverse(B),inverse(multiply(inverse(C),C)))),C)))),multiply(A,inverse(C))),B),
    inference(para,[status(thm),theory(equality)],[3,1]),
    [iquote('para(3,1)')] ).

cnf(14,plain,
    equal(multiply(inverse(multiply(inverse(multiply(A,inverse(B))),multiply(A,inverse(multiply(C,inverse(D)))))),inverse(multiply(inverse(multiply(C,inverse(D))),multiply(C,inverse(D))))),multiply(C,inverse(multiply(inverse(multiply(inverse(B),inverse(multiply(inverse(D),D)))),D)))),
    inference(para,[status(thm),theory(equality)],[11,1]),
    [iquote('para(11,1)')] ).

cnf(15,plain,
    equal(multiply(A,inverse(multiply(inverse(multiply(inverse(B),inverse(multiply(inverse(C),C)))),C))),multiply(inverse(multiply(inverse(multiply(D,inverse(B))),multiply(D,inverse(multiply(A,inverse(C)))))),inverse(multiply(inverse(multiply(A,inverse(C))),multiply(A,inverse(C)))))),
    inference(flip,[status(thm),theory(equality)],[14]),
    [iquote('flip(14)')] ).

cnf(74,plain,
    equal(multiply(inverse(multiply(inverse(multiply(inverse(multiply(inverse(multiply(A,inverse(B))),multiply(A,inverse(multiply(C,inverse(D)))))),inverse(multiply(inverse(multiply(C,inverse(D))),multiply(C,inverse(D)))))),multiply(C,inverse(D)))),inverse(multiply(inverse(D),D))),multiply(inverse(B),inverse(multiply(inverse(D),D)))),
    inference(para,[status(thm),theory(equality)],[15,1]),
    [iquote('para(15,1)')] ).

cnf(127,plain,
    equal(multiply(inverse(multiply(inverse(multiply(inverse(multiply(inverse(multiply(A,inverse(B))),multiply(A,inverse(C)))),inverse(multiply(inverse(C),C)))),C)),inverse(multiply(inverse(multiply(inverse(D),D)),multiply(inverse(D),D)))),multiply(inverse(B),inverse(multiply(inverse(multiply(inverse(D),D)),multiply(inverse(D),D))))),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[1,74]),1,1,1]),
    [iquote('para(1,74),demod([1,1,1])')] ).

cnf(137,plain,
    equal(multiply(inverse(multiply(inverse(multiply(inverse(multiply(A,inverse(B))),multiply(A,inverse(C)))),inverse(multiply(inverse(C),C)))),C),B),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[127,1]),1]),1]),
    [iquote('para(127,1),demod([1]),flip(1)')] ).

cnf(140,plain,
    equal(multiply(inverse(multiply(inverse(multiply(A,inverse(B))),multiply(A,inverse(C)))),inverse(multiply(inverse(C),C))),multiply(inverse(multiply(inverse(multiply(D,inverse(B))),multiply(D,inverse(C)))),inverse(multiply(inverse(C),C)))),
    inference(para,[status(thm),theory(equality)],[137,1]),
    [iquote('para(137,1)')] ).

cnf(147,plain,
    equal(multiply(inverse(multiply(A,inverse(B))),multiply(A,inverse(C))),multiply(inverse(multiply(D,inverse(B))),multiply(D,inverse(C)))),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[140,1]),1]),
    [iquote('para(140,1),demod([1])')] ).

cnf(150,plain,
    equal(multiply(inverse(A),multiply(inverse(multiply(inverse(multiply(B,inverse(multiply(inverse(A),C)))),multiply(B,inverse(C)))),inverse(D))),multiply(inverse(multiply(E,inverse(multiply(inverse(C),C)))),multiply(E,inverse(D)))),
    inference(para,[status(thm),theory(equality)],[1,147]),
    [iquote('para(1,147)')] ).

cnf(183,plain,
    equal(multiply(inverse(A),A),multiply(inverse(multiply(B,inverse(multiply(inverse(C),C)))),multiply(B,inverse(multiply(inverse(C),C))))),
    inference(para,[status(thm),theory(equality)],[1,150]),
    [iquote('para(1,150)')] ).

cnf(184,plain,
    equal(multiply(inverse(multiply(A,inverse(multiply(inverse(B),B)))),multiply(A,inverse(multiply(inverse(B),B)))),multiply(inverse(C),C)),
    inference(flip,[status(thm),theory(equality)],[183]),
    [iquote('flip(183)')] ).

cnf(185,plain,
    ~ equal(multiply(inverse(multiply(A,inverse(multiply(inverse(B),B)))),multiply(A,inverse(multiply(inverse(B),B)))),multiply(inverse(a1),a1)),
    inference(para,[status(thm),theory(equality)],[183,2]),
    [iquote('para(183,2)')] ).

cnf(186,plain,
    $false,
    inference(conflict,[status(thm)],[185,184]),
    [iquote('conflict(185,184)')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12  % Problem  : GRP424-1 : TPTP v8.1.0. Released v2.6.0.
% 0.06/0.12  % Command  : tptp2X_and_run_eqp %s
% 0.12/0.33  % Computer : n020.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 : Tue Jun 14 08:35:19 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.71/1.11  ----- EQP 0.9e, May 2009 -----
% 0.71/1.11  The job began on n020.cluster.edu, Tue Jun 14 08:35:20 2022
% 0.71/1.11  The command was "./eqp09e".
% 0.71/1.11  
% 0.71/1.11  set(prolog_style_variables).
% 0.71/1.11  set(lrpo).
% 0.71/1.11  set(basic_paramod).
% 0.71/1.11  set(functional_subsume).
% 0.71/1.11  set(ordered_paramod).
% 0.71/1.11  set(prime_paramod).
% 0.71/1.11  set(para_pairs).
% 0.71/1.11  assign(pick_given_ratio,4).
% 0.71/1.11  clear(print_kept).
% 0.71/1.11  clear(print_new_demod).
% 0.71/1.11  clear(print_back_demod).
% 0.71/1.11  clear(print_given).
% 0.71/1.11  assign(max_mem,64000).
% 0.71/1.11  end_of_commands.
% 0.71/1.11  
% 0.71/1.11  Usable:
% 0.71/1.11  end_of_list.
% 0.71/1.11  
% 0.71/1.11  Sos:
% 0.71/1.11  0 (wt=-1) [] multiply(inverse(multiply(inverse(multiply(A,inverse(multiply(inverse(B),C)))),multiply(A,inverse(C)))),inverse(multiply(inverse(C),C))) = B.
% 0.71/1.11  0 (wt=-1) [] -(multiply(inverse(a1),a1) = multiply(inverse(b1),b1)).
% 0.71/1.11  end_of_list.
% 0.71/1.11  
% 0.71/1.11  Demodulators:
% 0.71/1.11  end_of_list.
% 0.71/1.11  
% 0.71/1.11  Passive:
% 0.71/1.11  end_of_list.
% 0.71/1.11  
% 0.71/1.11  Starting to process input.
% 0.71/1.11  
% 0.71/1.11  ** KEPT: 1 (wt=22) [] multiply(inverse(multiply(inverse(multiply(A,inverse(multiply(inverse(B),C)))),multiply(A,inverse(C)))),inverse(multiply(inverse(C),C))) = B.
% 0.71/1.11  1 is a new demodulator.
% 0.71/1.11  
% 0.71/1.11  ** KEPT: 2 (wt=9) [flip(1)] -(multiply(inverse(b1),b1) = multiply(inverse(a1),a1)).
% 0.71/1.11  ---------------- PROOF FOUND ----------------
% 0.71/1.11  % SZS status Unsatisfiable
% 0.71/1.11  
% 0.71/1.11  
% 0.71/1.11  After processing input:
% 0.71/1.11  
% 0.71/1.11  Usable:
% 0.71/1.11  end_of_list.
% 0.71/1.11  
% 0.71/1.11  Sos:
% 0.71/1.11  2 (wt=9) [flip(1)] -(multiply(inverse(b1),b1) = multiply(inverse(a1),a1)).
% 0.71/1.11  1 (wt=22) [] multiply(inverse(multiply(inverse(multiply(A,inverse(multiply(inverse(B),C)))),multiply(A,inverse(C)))),inverse(multiply(inverse(C),C))) = B.
% 0.71/1.11  end_of_list.
% 0.71/1.11  
% 0.71/1.11  Demodulators:
% 0.71/1.11  1 (wt=22) [] multiply(inverse(multiply(inverse(multiply(A,inverse(multiply(inverse(B),C)))),multiply(A,inverse(C)))),inverse(multiply(inverse(C),C))) = B.
% 0.71/1.11  end_of_list.
% 0.71/1.11  
% 0.71/1.11  Passive:
% 0.71/1.11  end_of_list.
% 0.71/1.11  
% 0.71/1.11  UNIT CONFLICT from 185 and 184 at   0.03 seconds.
% 0.71/1.11  
% 0.71/1.11  ---------------- PROOF ----------------
% 0.71/1.11  % SZS output start Refutation
% See solution above
% 0.71/1.11  ------------ end of proof -------------
% 0.71/1.11  
% 0.71/1.11  
% 0.71/1.11  ------------- memory usage ------------
% 0.71/1.11  Memory dynamically allocated (tp_alloc): 1464.
% 0.71/1.11    type (bytes each)        gets      frees     in use      avail      bytes
% 0.71/1.11  sym_ent (  96)               55          0         55          0      5.2 K
% 0.71/1.11  term (  16)               24515      12552      11963         78    234.4 K
% 0.71/1.11  gen_ptr (   8)            83781       1496      82285         15    643.0 K
% 0.71/1.11  context ( 808)            21260      21258          2          2      3.2 K
% 0.71/1.11  trail (  12)                613        613          0          6      0.1 K
% 0.71/1.11  bt_node (  68)             8032       8028          4         72      5.0 K
% 0.71/1.11  ac_position (285432)          0          0          0          0      0.0 K
% 0.71/1.11  ac_match_pos (14044)          0          0          0          0      0.0 K
% 0.71/1.11  ac_match_free_vars_pos (4020)
% 0.71/1.11                                0          0          0          0      0.0 K
% 0.71/1.11  discrim (  12)            12347        484      11863          0    139.0 K
% 0.71/1.11  flat (  40)               70937      70937          0        149      5.8 K
% 0.71/1.11  discrim_pos (  12)          131        131          0          1      0.0 K
% 0.71/1.11  fpa_head (  12)            2138          0       2138          0     25.1 K
% 0.71/1.11  fpa_tree (  28)            1068       1068          0         29      0.8 K
% 0.71/1.11  fpa_pos (  36)              262        262          0          1      0.0 K
% 0.71/1.11  literal (  12)              583        398        185          1      2.2 K
% 0.71/1.11  clause (  24)               583        398        185          1      4.4 K
% 0.71/1.11  list (  12)                 136         80         56          3      0.7 K
% 0.71/1.11  list_pos (  20)             653         57        596          0     11.6 K
% 0.71/1.11  pair_index (   40)              2          0          2          0      0.1 K
% 0.71/1.11  
% 0.71/1.11  -------------- statistics -------------
% 0.71/1.11  Clauses input                  2
% 0.71/1.11    Usable input                   0
% 0.71/1.11    Sos input                      2
% 0.71/1.11    Demodulators input             0
% 0.71/1.11    Passive input                  0
% 0.71/1.11  
% 0.71/1.11  Processed BS (before search)   2
% 0.71/1.11  Forward subsumed BS            0
% 0.71/1.11  Kept BS                        2
% 0.71/1.11  New demodulators BS            1
% 0.71/1.11  Back demodulated BS            0
% 0.71/1.11  
% 0.71/1.11  Clauses or pairs given       333
% 0.71/1.11  Clauses generated            301
% 0.71/1.11  Forward subsumed             118
% 0.71/1.11  Deleted by weight              0
% 0.71/1.11  Deleted by variable count      0
% 0.71/1.11  Kept                         183
% 0.71/1.11  New demodulators              76
% 0.71/1.11  Back demodulated              11
% 0.71/1.11  Ordered paramod prunes         0
% 0.71/1.11  Basic paramod prunes        4201
% 0.71/1.11  Prime paramod prunes           6
% 0.71/1.11  Semantic prunes                0
% 0.71/1.11  
% 0.71/1.11  Rewrite attmepts           12721
% 0.71/1.11  Rewrites                      54
% 0.71/1.11  
% 0.71/1.11  FPA overloads                  0
% 0.71/1.11  FPA underloads                 0
% 0.71/1.11  
% 0.71/1.11  Usable size                    0
% 0.71/1.11  Sos size                     173
% 0.71/1.11  Demodulators size             66
% 0.71/1.11  Passive size                   0
% 0.71/1.11  Disabled size                 11
% 0.71/1.11  
% 0.71/1.11  Proofs found                   1
% 0.71/1.11  
% 0.71/1.11  ----------- times (seconds) ----------- Tue Jun 14 08:35:20 2022
% 0.71/1.11  
% 0.71/1.11  user CPU time             0.03   (0 hr, 0 min, 0 sec)
% 0.71/1.11  system CPU time           0.01   (0 hr, 0 min, 0 sec)
% 0.71/1.11  wall-clock time           0      (0 hr, 0 min, 0 sec)
% 0.71/1.11  input time                0.00
% 0.71/1.11  paramodulation time       0.00
% 0.71/1.11  demodulation time         0.01
% 0.71/1.11  orient time               0.00
% 0.71/1.11  weigh time                0.00
% 0.71/1.11  forward subsume time      0.00
% 0.71/1.11  back demod find time      0.00
% 0.71/1.11  conflict time             0.00
% 0.71/1.11  LRPO time                 0.00
% 0.71/1.11  store clause time         0.01
% 0.71/1.11  disable clause time       0.00
% 0.71/1.11  prime paramod time        0.00
% 0.71/1.11  semantics time            0.00
% 0.71/1.11  
% 0.71/1.11  EQP interrupted
%------------------------------------------------------------------------------