TSTP Solution File: GRP442-1 by EQP---0.9e

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : EQP---0.9e
% Problem  : GRP442-1 : TPTP v8.1.0. Released v2.6.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_eqp %s

% Computer : n021.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 08:47:23 EDT 2022

% Result   : Unsatisfiable 1.13s 1.51s
% Output   : Refutation 1.13s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   27
%            Number of leaves      :    1
% Syntax   : Number of clauses     :   32 (  32 unt;   0 nHn;   3 RR)
%            Number of literals    :   32 (   0 equ;   2 neg)
%            Maximal clause size   :    1 (   1 avg)
%            Maximal term depth    :   11 (   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   :  128 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,plain,
    equal(inverse(multiply(A,multiply(B,multiply(multiply(C,inverse(C)),inverse(multiply(D,multiply(A,B))))))),D),
    file('GRP442-1.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(4,plain,
    equal(inverse(multiply(A,multiply(multiply(multiply(B,inverse(B)),inverse(multiply(C,multiply(D,A)))),multiply(multiply(E,inverse(E)),C)))),D),
    inference(para,[status(thm),theory(equality)],[1,1]),
    [iquote('para(1,1)')] ).

cnf(9,plain,
    equal(inverse(multiply(multiply(multiply(A,inverse(A)),inverse(multiply(B,multiply(C,D)))),multiply(multiply(multiply(E,inverse(E)),B),multiply(multiply(F,inverse(F)),C)))),D),
    inference(para,[status(thm),theory(equality)],[4,1]),
    [iquote('para(4,1)')] ).

cnf(14,plain,
    equal(inverse(multiply(multiply(multiply(A,inverse(A)),B),multiply(multiply(multiply(C,inverse(C)),D),multiply(multiply(E,inverse(E)),F)))),multiply(multiply(G,inverse(G)),inverse(multiply(B,multiply(D,F))))),
    inference(para,[status(thm),theory(equality)],[9,1]),
    [iquote('para(9,1)')] ).

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

cnf(49,plain,
    equal(inverse(multiply(A,multiply(B,inverse(multiply(multiply(multiply(C,inverse(C)),D),multiply(multiply(multiply(E,inverse(E)),A),multiply(multiply(F,inverse(F)),B))))))),D),
    inference(para,[status(thm),theory(equality)],[15,1]),
    [iquote('para(15,1)')] ).

cnf(59,plain,
    equal(inverse(multiply(inverse(multiply(A,multiply(B,multiply(multiply(C,inverse(C)),D)))),multiply(A,B))),D),
    inference(para,[status(thm),theory(equality)],[4,49]),
    [iquote('para(4,49)')] ).

cnf(61,plain,
    equal(inverse(multiply(A,multiply(B,multiply(multiply(C,inverse(C)),D)))),inverse(multiply(A,multiply(B,multiply(multiply(E,inverse(E)),D))))),
    inference(para,[status(thm),theory(equality)],[59,1]),
    [iquote('para(59,1)')] ).

cnf(67,plain,
    equal(inverse(multiply(A,multiply(multiply(multiply(B,inverse(B)),C),multiply(multiply(D,inverse(D)),inverse(multiply(E,multiply(A,multiply(multiply(F,inverse(F)),C)))))))),E),
    inference(para,[status(thm),theory(equality)],[61,1]),
    [iquote('para(61,1)')] ).

cnf(88,plain,
    equal(inverse(multiply(multiply(multiply(A,inverse(A)),B),multiply(multiply(multiply(C,inverse(C)),inverse(multiply(D,multiply(E,multiply(multiply(F,inverse(F)),B))))),multiply(multiply(G,inverse(G)),D)))),E),
    inference(para,[status(thm),theory(equality)],[67,1]),
    [iquote('para(67,1)')] ).

cnf(133,plain,
    equal(multiply(multiply(A,inverse(A)),B),multiply(multiply(C,inverse(C)),B)),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[88,1]),9]),
    [iquote('para(88,1),demod([9])')] ).

cnf(146,plain,
    equal(multiply(A,inverse(A)),multiply(B,inverse(B))),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[133,1]),1]),
    [iquote('para(133,1),demod([1])')] ).

cnf(154,plain,
    equal(inverse(multiply(A,multiply(inverse(A),multiply(multiply(B,inverse(B)),inverse(multiply(C,multiply(D,inverse(D)))))))),C),
    inference(para,[status(thm),theory(equality)],[146,1]),
    [iquote('para(146,1)')] ).

cnf(155,plain,
    equal(multiply(multiply(A,multiply(B,multiply(multiply(C,inverse(C)),inverse(multiply(D,multiply(A,B)))))),D),multiply(E,inverse(E))),
    inference(para,[status(thm),theory(equality)],[1,146]),
    [iquote('para(1,146)')] ).

cnf(337,plain,
    equal(multiply(multiply(A,inverse(A)),inverse(multiply(inverse(multiply(B,multiply(C,D))),multiply(B,C)))),D),
    inference(para,[status(thm),theory(equality)],[14,9]),
    [iquote('para(14,9)')] ).

cnf(344,plain,
    equal(inverse(multiply(A,multiply(inverse(A),B))),inverse(multiply(C,multiply(inverse(C),B)))),
    inference(para,[status(thm),theory(equality)],[337,154]),
    [iquote('para(337,154)')] ).

cnf(349,plain,
    equal(inverse(multiply(A,multiply(B,inverse(B)))),inverse(multiply(C,multiply(inverse(C),inverse(inverse(A)))))),
    inference(para,[status(thm),theory(equality)],[146,344]),
    [iquote('para(146,344)')] ).

cnf(656,plain,
    equal(inverse(multiply(A,inverse(A))),inverse(multiply(B,multiply(inverse(B),inverse(multiply(C,inverse(C))))))),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[155,349]),1]),
    [iquote('para(155,349),demod([1])')] ).

cnf(657,plain,
    equal(inverse(multiply(A,multiply(inverse(A),inverse(multiply(B,inverse(B)))))),inverse(multiply(C,inverse(C)))),
    inference(flip,[status(thm),theory(equality)],[656]),
    [iquote('flip(656)')] ).

cnf(695,plain,
    equal(inverse(multiply(inverse(A),multiply(inverse(multiply(B,inverse(B))),multiply(multiply(C,inverse(C)),inverse(multiply(D,inverse(D))))))),A),
    inference(para,[status(thm),theory(equality)],[657,1]),
    [iquote('para(657,1)')] ).

cnf(700,plain,
    equal(inverse(multiply(inverse(A),multiply(inverse(multiply(B,inverse(B))),multiply(C,inverse(C))))),A),
    inference(para,[status(thm),theory(equality)],[146,695]),
    [iquote('para(146,695)')] ).

cnf(713,plain,
    equal(inverse(multiply(A,multiply(B,multiply(multiply(multiply(inverse(C),multiply(inverse(multiply(D,inverse(D))),multiply(E,inverse(E)))),C),inverse(multiply(F,multiply(A,B))))))),F),
    inference(para,[status(thm),theory(equality)],[700,1]),
    [iquote('para(700,1)')] ).

cnf(942,plain,
    equal(inverse(multiply(A,multiply(B,multiply(C,inverse(C))))),multiply(inverse(multiply(A,B)),multiply(inverse(multiply(D,inverse(D))),multiply(E,inverse(E))))),
    inference(para,[status(thm),theory(equality)],[146,713]),
    [iquote('para(146,713)')] ).

cnf(2801,plain,
    equal(multiply(inverse(multiply(inverse(A),inverse(multiply(B,inverse(B))))),multiply(inverse(multiply(C,inverse(C))),multiply(D,inverse(D)))),A),
    inference(para,[status(thm),theory(equality)],[942,700]),
    [iquote('para(942,700)')] ).

cnf(2809,plain,
    equal(multiply(inverse(A),inverse(multiply(B,inverse(B)))),inverse(A)),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[2801,700]),1]),
    [iquote('para(2801,700),flip(1)')] ).

cnf(2816,plain,
    equal(multiply(inverse(inverse(A)),multiply(inverse(multiply(B,inverse(B))),multiply(C,inverse(C)))),A),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[2801]),2809]),
    [iquote('back_demod(2801),demod([2809])')] ).

cnf(2830,plain,
    equal(multiply(A,multiply(inverse(A),B)),multiply(C,multiply(inverse(C),B))),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[344,2816]),2816]),
    [iquote('para(344,2816),demod([2816])')] ).

cnf(2867,plain,
    equal(multiply(inverse(A),A),multiply(B,multiply(inverse(B),multiply(inverse(multiply(C,inverse(C))),multiply(D,inverse(D)))))),
    inference(para,[status(thm),theory(equality)],[2816,2830]),
    [iquote('para(2816,2830)')] ).

cnf(2868,plain,
    equal(multiply(A,multiply(inverse(A),multiply(inverse(multiply(B,inverse(B))),multiply(C,inverse(C))))),multiply(inverse(D),D)),
    inference(flip,[status(thm),theory(equality)],[2867]),
    [iquote('flip(2867)')] ).

cnf(2869,plain,
    ~ equal(multiply(A,multiply(inverse(A),multiply(inverse(multiply(B,inverse(B))),multiply(C,inverse(C))))),multiply(inverse(a1),a1)),
    inference(para,[status(thm),theory(equality)],[2867,2]),
    [iquote('para(2867,2)')] ).

cnf(2870,plain,
    $false,
    inference(conflict,[status(thm)],[2869,2868]),
    [iquote('conflict(2869,2868)')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : GRP442-1 : TPTP v8.1.0. Released v2.6.0.
% 0.11/0.13  % Command  : tptp2X_and_run_eqp %s
% 0.13/0.34  % Computer : n021.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 600
% 0.13/0.34  % DateTime : Mon Jun 13 13:01:57 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 1.13/1.51  ----- EQP 0.9e, May 2009 -----
% 1.13/1.51  The job began on n021.cluster.edu, Mon Jun 13 13:01:57 2022
% 1.13/1.51  The command was "./eqp09e".
% 1.13/1.51  
% 1.13/1.51  set(prolog_style_variables).
% 1.13/1.51  set(lrpo).
% 1.13/1.51  set(basic_paramod).
% 1.13/1.51  set(functional_subsume).
% 1.13/1.51  set(ordered_paramod).
% 1.13/1.51  set(prime_paramod).
% 1.13/1.51  set(para_pairs).
% 1.13/1.51  assign(pick_given_ratio,4).
% 1.13/1.51  clear(print_kept).
% 1.13/1.51  clear(print_new_demod).
% 1.13/1.51  clear(print_back_demod).
% 1.13/1.51  clear(print_given).
% 1.13/1.51  assign(max_mem,64000).
% 1.13/1.51  end_of_commands.
% 1.13/1.51  
% 1.13/1.51  Usable:
% 1.13/1.51  end_of_list.
% 1.13/1.51  
% 1.13/1.51  Sos:
% 1.13/1.51  0 (wt=-1) [] inverse(multiply(A,multiply(B,multiply(multiply(C,inverse(C)),inverse(multiply(D,multiply(A,B))))))) = D.
% 1.13/1.51  0 (wt=-1) [] -(multiply(inverse(a1),a1) = multiply(inverse(b1),b1)).
% 1.13/1.51  end_of_list.
% 1.13/1.51  
% 1.13/1.51  Demodulators:
% 1.13/1.51  end_of_list.
% 1.13/1.51  
% 1.13/1.51  Passive:
% 1.13/1.51  end_of_list.
% 1.13/1.51  
% 1.13/1.51  Starting to process input.
% 1.13/1.51  
% 1.13/1.51  ** KEPT: 1 (wt=18) [] inverse(multiply(A,multiply(B,multiply(multiply(C,inverse(C)),inverse(multiply(D,multiply(A,B))))))) = D.
% 1.13/1.51  1 is a new demodulator.
% 1.13/1.51  
% 1.13/1.51  ** KEPT: 2 (wt=9) [flip(1)] -(multiply(inverse(b1),b1) = multiply(inverse(a1),a1)).
% 1.13/1.51  ---------------- PROOF FOUND ----------------
% 1.13/1.51  % SZS status Unsatisfiable
% 1.13/1.51  
% 1.13/1.51  
% 1.13/1.51  After processing input:
% 1.13/1.51  
% 1.13/1.51  Usable:
% 1.13/1.51  end_of_list.
% 1.13/1.51  
% 1.13/1.51  Sos:
% 1.13/1.51  2 (wt=9) [flip(1)] -(multiply(inverse(b1),b1) = multiply(inverse(a1),a1)).
% 1.13/1.51  1 (wt=18) [] inverse(multiply(A,multiply(B,multiply(multiply(C,inverse(C)),inverse(multiply(D,multiply(A,B))))))) = D.
% 1.13/1.51  end_of_list.
% 1.13/1.51  
% 1.13/1.51  Demodulators:
% 1.13/1.51  1 (wt=18) [] inverse(multiply(A,multiply(B,multiply(multiply(C,inverse(C)),inverse(multiply(D,multiply(A,B))))))) = D.
% 1.13/1.51  end_of_list.
% 1.13/1.51  
% 1.13/1.51  Passive:
% 1.13/1.51  end_of_list.
% 1.13/1.51  
% 1.13/1.51  UNIT CONFLICT from 2869 and 2868 at   0.33 seconds.
% 1.13/1.51  
% 1.13/1.51  ---------------- PROOF ----------------
% 1.13/1.51  % SZS output start Refutation
% See solution above
% 1.13/1.51  ------------ end of proof -------------
% 1.13/1.51  
% 1.13/1.51  
% 1.13/1.51  ------------- memory usage ------------
% 1.13/1.51  Memory dynamically allocated (tp_alloc): 11718.
% 1.13/1.51    type (bytes each)        gets      frees     in use      avail      bytes
% 1.13/1.51  sym_ent (  96)               56          0         56          0      5.2 K
% 1.13/1.51  term (  16)              287159     150565     136594         34   2657.3 K
% 1.13/1.51  gen_ptr (   8)           924525      13136     911389         31   7120.5 K
% 1.13/1.51  context ( 808)           212475     212473          2          2      3.2 K
% 1.13/1.51  trail (  12)              39722      39722          0         27      0.3 K
% 1.13/1.51  bt_node (  68)            51243      51239          4         69      4.8 K
% 1.13/1.51  ac_position (285432)          0          0          0          0      0.0 K
% 1.13/1.51  ac_match_pos (14044)          0          0          0          0      0.0 K
% 1.13/1.51  ac_match_free_vars_pos (4020)
% 1.13/1.51                                0          0          0          0      0.0 K
% 1.13/1.51  discrim (  12)            86355       2138      84217        840    996.8 K
% 1.13/1.51  flat (  40)             1059151    1059151          0        119      4.6 K
% 1.13/1.51  discrim_pos (  12)         2359       2359          0          1      0.0 K
% 1.13/1.51  fpa_head (  12)            7390          0       7390          0     86.6 K
% 1.13/1.51  fpa_tree (  28)           10281      10281          0         25      0.7 K
% 1.13/1.51  fpa_pos (  36)             3923       3923          0          1      0.0 K
% 1.13/1.51  literal (  12)            10634       7765       2869          1     33.6 K
% 1.13/1.51  clause (  24)             10634       7765       2869          1     67.3 K
% 1.13/1.51  list (  12)                1113       1057         56          3      0.7 K
% 1.13/1.51  list_pos (  20)            9954        626       9328        215    186.4 K
% 1.13/1.51  pair_index (   40)              2          0          2          0      0.1 K
% 1.13/1.51  
% 1.13/1.51  -------------- statistics -------------
% 1.13/1.51  Clauses input                  2
% 1.13/1.51    Usable input                   0
% 1.13/1.51    Sos input                      2
% 1.13/1.51    Demodulators input             0
% 1.13/1.51    Passive input                  0
% 1.13/1.51  
% 1.13/1.51  Processed BS (before search)   2
% 1.13/1.51  Forward subsumed BS            0
% 1.13/1.51  Kept BS                        2
% 1.13/1.51  New demodulators BS            1
% 1.13/1.51  Back demodulated BS            0
% 1.13/1.51  
% 1.13/1.51  Clauses or pairs given      4694
% 1.13/1.51  Clauses generated           5088
% 1.13/1.51  Forward subsumed            2221
% 1.13/1.51  Deleted by weight              0
% 1.13/1.51  Deleted by variable count      0
% 1.13/1.51  Kept                        2867
% 1.13/1.51  New demodulators            1053
% 1.13/1.51  Back demodulated             147
% 1.13/1.51  Ordered paramod prunes         0
% 1.13/1.51  Basic paramod prunes       58671
% 1.13/1.51  Prime paramod prunes           6
% 1.13/1.51  Semantic prunes                0
% 1.13/1.51  
% 1.13/1.51  Rewrite attmepts          125229
% 1.13/1.51  Rewrites                     589
% 1.13/1.51  
% 1.13/1.51  FPA overloads                  0
% 1.13/1.51  FPA underloads                 0
% 1.13/1.51  
% 1.13/1.51  Usable size                    0
% 1.13/1.51  Sos size                    2721
% 1.13/1.51  Demodulators size           1018
% 1.13/1.51  Passive size                   0
% 1.13/1.51  Disabled size                147
% 1.13/1.51  
% 1.13/1.51  Proofs found                   1
% 1.13/1.51  
% 1.13/1.51  ----------- times (seconds) ----------- Mon Jun 13 13:01:58 2022
% 1.13/1.51  
% 1.13/1.51  user CPU time             0.33   (0 hr, 0 min, 0 sec)
% 1.13/1.51  system CPU time           0.10   (0 hr, 0 min, 0 sec)
% 1.13/1.51  wall-clock time           1      (0 hr, 0 min, 1 sec)
% 1.13/1.51  input time                0.00
% 1.13/1.51  paramodulation time       0.03
% 1.13/1.51  demodulation time         0.05
% 1.13/1.51  orient time               0.02
% 1.13/1.51  weigh time                0.00
% 1.13/1.51  forward subsume time      0.01
% 1.13/1.51  back demod find time      0.02
% 1.13/1.51  conflict time             0.01
% 1.13/1.51  LRPO time                 0.01
% 1.13/1.51  store clause time         0.14
% 1.13/1.51  disable clause time       0.00
% 1.13/1.51  prime paramod time        0.01
% 1.13/1.51  semantics time            0.00
% 1.13/1.51  
% 1.13/1.51  EQP interrupted
%------------------------------------------------------------------------------