TSTP Solution File: GRP595-1 by EQP---0.9e

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : EQP---0.9e
% Problem  : GRP595-1 : TPTP v8.1.0. Released v2.6.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_eqp %s

% Computer : n014.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 08:48:08 EDT 2022

% Result   : Unsatisfiable 0.69s 1.08s
% Output   : Refutation 0.69s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   16
%            Number of leaves      :    2
% Syntax   : Number of clauses     :   41 (  41 unt;   0 nHn;   3 RR)
%            Number of literals    :   41 (   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    :    6 (   6 usr;   3 con; 0-2 aty)
%            Number of variables   :  141 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,plain,
    equal(inverse(double_divide(double_divide(A,B),inverse(double_divide(A,inverse(double_divide(C,B)))))),C),
    file('GRP595-1.p',unknown),
    [] ).

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

cnf(3,plain,
    equal(multiply(multiply(multiply(A,B),C),double_divide(C,A)),B),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[1]),2,2,2]),
    [iquote('back_demod(1),demod([2,2,2])')] ).

cnf(4,plain,
    ~ equal(multiply(multiply(a3,b3),c3),multiply(a3,multiply(b3,c3))),
    file('GRP595-1.p',unknown),
    [] ).

cnf(5,plain,
    equal(multiply(multiply(A,B),double_divide(B,multiply(multiply(C,A),D))),double_divide(D,C)),
    inference(para,[status(thm),theory(equality)],[3,3]),
    [iquote('para(3,3)')] ).

cnf(6,plain,
    equal(multiply(A,double_divide(double_divide(B,C),multiply(C,A))),B),
    inference(para,[status(thm),theory(equality)],[3,3]),
    [iquote('para(3,3)')] ).

cnf(7,plain,
    equal(multiply(multiply(A,B),double_divide(B,C)),double_divide(double_divide(A,D),multiply(D,C))),
    inference(para,[status(thm),theory(equality)],[6,3]),
    [iquote('para(6,3)')] ).

cnf(8,plain,
    equal(double_divide(double_divide(A,B),multiply(B,C)),multiply(multiply(A,D),double_divide(D,C))),
    inference(flip,[status(thm),theory(equality)],[7]),
    [iquote('flip(7)')] ).

cnf(18,plain,
    equal(double_divide(multiply(A,double_divide(B,multiply(C,A))),C),B),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[6,5]),1]),
    [iquote('para(6,5),flip(1)')] ).

cnf(25,plain,
    equal(double_divide(double_divide(multiply(A,B),C),multiply(C,A)),B),
    inference(para,[status(thm),theory(equality)],[7,3]),
    [iquote('para(7,3)')] ).

cnf(28,plain,
    equal(inverse(A),multiply(multiply(B,C),double_divide(multiply(C,A),B))),
    inference(para,[status(thm),theory(equality)],[25,2]),
    [iquote('para(25,2)')] ).

cnf(29,plain,
    equal(multiply(multiply(A,B),double_divide(multiply(B,C),A)),inverse(C)),
    inference(flip,[status(thm),theory(equality)],[28]),
    [iquote('flip(28)')] ).

cnf(33,plain,
    equal(multiply(multiply(multiply(multiply(A,B),C),double_divide(multiply(B,D),A)),D),C),
    inference(para,[status(thm),theory(equality)],[25,3]),
    [iquote('para(25,3)')] ).

cnf(35,plain,
    equal(double_divide(double_divide(A,B),multiply(B,multiply(multiply(C,A),D))),double_divide(D,C)),
    inference(para,[status(thm),theory(equality)],[7,5]),
    [iquote('para(7,5)')] ).

cnf(50,plain,
    equal(multiply(inverse(A),double_divide(double_divide(multiply(B,A),C),C)),B),
    inference(para,[status(thm),theory(equality)],[29,3]),
    [iquote('para(29,3)')] ).

cnf(52,plain,
    equal(multiply(multiply(A,B),double_divide(double_divide(multiply(C,double_divide(B,A)),D),D)),C),
    inference(para,[status(thm),theory(equality)],[2,50]),
    [iquote('para(2,50)')] ).

cnf(53,plain,
    equal(multiply(A,multiply(multiply(B,C),double_divide(C,A))),B),
    inference(para,[status(thm),theory(equality)],[8,6]),
    [iquote('para(8,6)')] ).

cnf(56,plain,
    equal(multiply(A,multiply(B,double_divide(double_divide(C,D),A))),multiply(multiply(D,B),C)),
    inference(para,[status(thm),theory(equality)],[3,53]),
    [iquote('para(3,53)')] ).

cnf(57,plain,
    equal(multiply(multiply(A,B),C),multiply(D,multiply(B,double_divide(double_divide(C,A),D)))),
    inference(flip,[status(thm),theory(equality)],[56]),
    [iquote('flip(56)')] ).

cnf(59,plain,
    equal(multiply(multiply(A,multiply(B,double_divide(C,A))),C),B),
    inference(para,[status(thm),theory(equality)],[6,53]),
    [iquote('para(6,53)')] ).

cnf(62,plain,
    equal(multiply(A,multiply(multiply(B,multiply(C,double_divide(D,multiply(A,C)))),D)),B),
    inference(para,[status(thm),theory(equality)],[18,53]),
    [iquote('para(18,53)')] ).

cnf(74,plain,
    equal(multiply(multiply(A,B),double_divide(B,inverse(C))),double_divide(double_divide(multiply(A,C),D),D)),
    inference(para,[status(thm),theory(equality)],[50,3]),
    [iquote('para(50,3)')] ).

cnf(75,plain,
    equal(double_divide(double_divide(multiply(A,B),C),C),multiply(multiply(A,D),double_divide(D,inverse(B)))),
    inference(flip,[status(thm),theory(equality)],[74]),
    [iquote('flip(74)')] ).

cnf(80,plain,
    equal(multiply(multiply(A,multiply(multiply(B,C),D)),double_divide(C,A)),multiply(B,D)),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[35,2]),2]),1]),
    [iquote('para(35,2),demod([2]),flip(1)')] ).

cnf(141,plain,
    equal(multiply(multiply(A,double_divide(multiply(B,C),multiply(D,A))),C),double_divide(B,D)),
    inference(para,[status(thm),theory(equality)],[25,5]),
    [iquote('para(25,5)')] ).

cnf(201,plain,
    equal(multiply(multiply(A,double_divide(multiply(B,C),D)),C),multiply(multiply(A,E),double_divide(E,multiply(D,B)))),
    inference(para,[status(thm),theory(equality)],[53,33]),
    [iquote('para(53,33)')] ).

cnf(202,plain,
    equal(multiply(multiply(A,B),double_divide(B,multiply(C,D))),multiply(multiply(A,double_divide(multiply(D,E),C)),E)),
    inference(flip,[status(thm),theory(equality)],[201]),
    [iquote('flip(201)')] ).

cnf(212,plain,
    equal(multiply(multiply(A,B),double_divide(B,multiply(C,D))),double_divide(double_divide(multiply(A,double_divide(D,C)),E),E)),
    inference(para,[status(thm),theory(equality)],[52,3]),
    [iquote('para(52,3)')] ).

cnf(213,plain,
    equal(double_divide(double_divide(multiply(A,double_divide(B,C)),D),D),multiply(multiply(A,E),double_divide(E,multiply(C,B)))),
    inference(flip,[status(thm),theory(equality)],[212]),
    [iquote('flip(212)')] ).

cnf(256,plain,
    ~ equal(multiply(A,multiply(b3,double_divide(double_divide(c3,a3),A))),multiply(a3,multiply(b3,c3))),
    inference(para,[status(thm),theory(equality)],[57,4]),
    [iquote('para(57,4)')] ).

cnf(267,plain,
    equal(multiply(A,multiply(B,C)),multiply(D,multiply(B,double_divide(multiply(E,double_divide(C,multiply(A,E))),D)))),
    inference(para,[status(thm),theory(equality)],[59,62]),
    [iquote('para(59,62)')] ).

cnf(268,plain,
    equal(multiply(A,multiply(B,double_divide(multiply(C,double_divide(D,multiply(E,C))),A))),multiply(E,multiply(B,D))),
    inference(flip,[status(thm),theory(equality)],[267]),
    [iquote('flip(267)')] ).

cnf(298,plain,
    equal(multiply(A,double_divide(double_divide(B,C),C)),multiply(A,B)),
    inference(para,[status(thm),theory(equality)],[80,59]),
    [iquote('para(80,59)')] ).

cnf(308,plain,
    equal(multiply(inverse(A),multiply(B,A)),B),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[50]),298]),
    [iquote('back_demod(50),demod([298])')] ).

cnf(358,plain,
    equal(multiply(multiply(A,B),double_divide(B,inverse(C))),multiply(A,C)),
    inference(para,[status(thm),theory(equality)],[308,3]),
    [iquote('para(308,3)')] ).

cnf(359,plain,
    equal(double_divide(double_divide(multiply(A,B),C),C),multiply(A,B)),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[75]),358]),
    [iquote('back_demod(75),demod([358])')] ).

cnf(361,plain,
    equal(multiply(multiply(A,B),double_divide(B,multiply(C,D))),multiply(A,double_divide(D,C))),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[213]),359]),1]),
    [iquote('back_demod(213),demod([359]),flip(1)')] ).

cnf(376,plain,
    equal(multiply(multiply(A,double_divide(multiply(B,C),D)),C),multiply(A,double_divide(B,D))),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[202]),361]),1]),
    [iquote('back_demod(202),demod([361]),flip(1)')] ).

cnf(381,plain,
    equal(multiply(A,double_divide(B,multiply(C,A))),double_divide(B,C)),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[141]),376]),
    [iquote('back_demod(141),demod([376])')] ).

cnf(383,plain,
    equal(multiply(A,multiply(B,double_divide(double_divide(C,D),A))),multiply(D,multiply(B,C))),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[268]),381]),
    [iquote('back_demod(268),demod([381])')] ).

cnf(384,plain,
    $false,
    inference(conflict,[status(thm)],[383,256]),
    [iquote('conflict(383,256)')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : GRP595-1 : TPTP v8.1.0. Released v2.6.0.
% 0.11/0.12  % Command  : tptp2X_and_run_eqp %s
% 0.12/0.33  % Computer : n014.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 12:01:37 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.69/1.08  ----- EQP 0.9e, May 2009 -----
% 0.69/1.08  The job began on n014.cluster.edu, Mon Jun 13 12:01:38 2022
% 0.69/1.08  The command was "./eqp09e".
% 0.69/1.08  
% 0.69/1.08  set(prolog_style_variables).
% 0.69/1.08  set(lrpo).
% 0.69/1.08  set(basic_paramod).
% 0.69/1.08  set(functional_subsume).
% 0.69/1.08  set(ordered_paramod).
% 0.69/1.08  set(prime_paramod).
% 0.69/1.08  set(para_pairs).
% 0.69/1.08  assign(pick_given_ratio,4).
% 0.69/1.08  clear(print_kept).
% 0.69/1.08  clear(print_new_demod).
% 0.69/1.08  clear(print_back_demod).
% 0.69/1.08  clear(print_given).
% 0.69/1.08  assign(max_mem,64000).
% 0.69/1.08  end_of_commands.
% 0.69/1.08  
% 0.69/1.08  Usable:
% 0.69/1.08  end_of_list.
% 0.69/1.08  
% 0.69/1.08  Sos:
% 0.69/1.08  0 (wt=-1) [] inverse(double_divide(double_divide(A,B),inverse(double_divide(A,inverse(double_divide(C,B)))))) = C.
% 0.69/1.08  0 (wt=-1) [] multiply(A,B) = inverse(double_divide(B,A)).
% 0.69/1.08  0 (wt=-1) [] -(multiply(multiply(a3,b3),c3) = multiply(a3,multiply(b3,c3))).
% 0.69/1.08  end_of_list.
% 0.69/1.08  
% 0.69/1.08  Demodulators:
% 0.69/1.08  end_of_list.
% 0.69/1.08  
% 0.69/1.08  Passive:
% 0.69/1.08  end_of_list.
% 0.69/1.08  
% 0.69/1.08  Starting to process input.
% 0.69/1.08  
% 0.69/1.08  ** KEPT: 1 (wt=14) [] inverse(double_divide(double_divide(A,B),inverse(double_divide(A,inverse(double_divide(C,B)))))) = C.
% 0.69/1.08  1 is a new demodulator.
% 0.69/1.08  
% 0.69/1.08  ** KEPT: 2 (wt=8) [flip(1)] inverse(double_divide(A,B)) = multiply(B,A).
% 0.69/1.08  2 is a new demodulator.
% 0.69/1.08      -> 2 back demodulating 1.
% 0.69/1.08  
% 0.69/1.08  ** KEPT: 3 (wt=11) [back_demod(1),demod([2,2,2])] multiply(multiply(multiply(A,B),C),double_divide(C,A)) = B.
% 0.69/1.08  3 is a new demodulator.
% 0.69/1.08  
% 0.69/1.08  ** KEPT: 4 (wt=11) [] -(multiply(multiply(a3,b3),c3) = multiply(a3,multiply(b3,c3))).
% 0.69/1.08  ---------------- PROOF FOUND ----------------
% 0.69/1.08  % SZS status Unsatisfiable
% 0.69/1.08  
% 0.69/1.08  
% 0.69/1.08  After processing input:
% 0.69/1.08  
% 0.69/1.08  Usable:
% 0.69/1.08  end_of_list.
% 0.69/1.08  
% 0.69/1.08  Sos:
% 0.69/1.08  2 (wt=8) [flip(1)] inverse(double_divide(A,B)) = multiply(B,A).
% 0.69/1.08  3 (wt=11) [back_demod(1),demod([2,2,2])] multiply(multiply(multiply(A,B),C),double_divide(C,A)) = B.
% 0.69/1.08  4 (wt=11) [] -(multiply(multiply(a3,b3),c3) = multiply(a3,multiply(b3,c3))).
% 0.69/1.08  end_of_list.
% 0.69/1.08  
% 0.69/1.08  Demodulators:
% 0.69/1.08  2 (wt=8) [flip(1)] inverse(double_divide(A,B)) = multiply(B,A).
% 0.69/1.08  3 (wt=11) [back_demod(1),demod([2,2,2])] multiply(multiply(multiply(A,B),C),double_divide(C,A)) = B.
% 0.69/1.08  end_of_list.
% 0.69/1.08  
% 0.69/1.08  Passive:
% 0.69/1.08  end_of_list.
% 0.69/1.08  
% 0.69/1.08  UNIT CONFLICT from 383 and 256 at   0.02 seconds.
% 0.69/1.08  
% 0.69/1.08  ---------------- PROOF ----------------
% 0.69/1.08  % SZS output start Refutation
% See solution above
% 0.69/1.08  ------------ end of proof -------------
% 0.69/1.08  
% 0.69/1.08  
% 0.69/1.08  ------------- memory usage ------------
% 0.69/1.08  Memory dynamically allocated (tp_alloc): 976.
% 0.69/1.08    type (bytes each)        gets      frees     in use      avail      bytes
% 0.69/1.08  sym_ent (  96)               57          0         57          0      5.3 K
% 0.69/1.08  term (  16)               17802      10561       7241         22    140.3 K
% 0.69/1.08  gen_ptr (   8)            32586       3186      29400         40    230.0 K
% 0.69/1.08  context ( 808)            11225      11223          2          5      5.5 K
% 0.69/1.08  trail (  12)               2377       2377          0          7      0.1 K
% 0.69/1.08  bt_node (  68)             3164       3161          3         12      1.0 K
% 0.69/1.08  ac_position (285432)          0          0          0          0      0.0 K
% 0.69/1.08  ac_match_pos (14044)          0          0          0          0      0.0 K
% 0.69/1.08  ac_match_free_vars_pos (4020)
% 0.69/1.08                                0          0          0          0      0.0 K
% 0.69/1.08  discrim (  12)             5723       1358       4365        210     53.6 K
% 0.69/1.08  flat (  40)               41855      41855          0         31      1.2 K
% 0.69/1.08  discrim_pos (  12)          409        409          0          1      0.0 K
% 0.69/1.08  fpa_head (  12)            2309          0       2309          0     27.1 K
% 0.69/1.08  fpa_tree (  28)            1619       1619          0         27      0.7 K
% 0.69/1.08  fpa_pos (  36)              545        545          0          1      0.0 K
% 0.69/1.08  literal (  12)             1149        766        383          1      4.5 K
% 0.69/1.08  clause (  24)              1149        766        383          1      9.0 K
% 0.69/1.08  list (  12)                 221        160         61          1      0.7 K
% 0.69/1.08  list_pos (  20)            1544        368       1176          3     23.0 K
% 0.69/1.08  pair_index (   40)              2          0          2          0      0.1 K
% 0.69/1.08  
% 0.69/1.08  -------------- statistics -------------
% 0.69/1.08  Clauses input                  3
% 0.69/1.08    Usable input                   0
% 0.69/1.08    Sos input                      3
% 0.69/1.08    Demodulators input             0
% 0.69/1.08    Passive input                  0
% 0.69/1.08  
% 0.69/1.08  Processed BS (before search)   4
% 0.69/1.08  Forward subsumed BS            0
% 0.69/1.08  Kept BS                        4
% 0.69/1.08  New demodulators BS            3
% 0.69/1.08  Back demodulated BS            1
% 0.69/1.08  
% 0.69/1.08  Clauses or pairs given       434
% 0.69/1.08  Clauses generated            611
% 0.69/1.08  Forward subsumed             232
% 0.69/1.08  Deleted by weight              0
% 0.69/1.08  Deleted by variable count      0
% 0.69/1.08  Kept                         379
% 0.69/1.08  New demodulators             159
% 0.69/1.08  Back demodulated              82
% 0.69/1.08  Ordered paramod prunes         0
% 0.69/1.08  Basic paramod prunes        1566
% 0.69/1.08  Prime paramod prunes           6
% 0.69/1.08  Semantic prunes                0
% 0.69/1.08  
% 0.69/1.08  Rewrite attmepts            5989
% 0.69/1.08  Rewrites                     246
% 0.69/1.08  
% 0.69/1.08  FPA overloads                  0
% 0.69/1.08  FPA underloads                 0
% 0.69/1.08  
% 0.69/1.08  Usable size                    0
% 0.69/1.08  Sos size                     299
% 0.69/1.08  Demodulators size            129
% 0.69/1.08  Passive size                   0
% 0.69/1.08  Disabled size                 83
% 0.69/1.08  
% 0.69/1.08  Proofs found                   1
% 0.69/1.08  
% 0.69/1.08  ----------- times (seconds) ----------- Mon Jun 13 12:01:38 2022
% 0.69/1.08  
% 0.69/1.08  user CPU time             0.02   (0 hr, 0 min, 0 sec)
% 0.69/1.08  system CPU time           0.02   (0 hr, 0 min, 0 sec)
% 0.69/1.08  wall-clock time           0      (0 hr, 0 min, 0 sec)
% 0.69/1.08  input time                0.00
% 0.69/1.08  paramodulation time       0.00
% 0.69/1.08  demodulation time         0.00
% 0.69/1.08  orient time               0.00
% 0.69/1.08  weigh time                0.00
% 0.69/1.08  forward subsume time      0.00
% 0.69/1.08  back demod find time      0.00
% 0.69/1.08  conflict time             0.00
% 0.69/1.08  LRPO time                 0.00
% 0.69/1.08  store clause time         0.00
% 0.69/1.08  disable clause time       0.00
% 0.69/1.08  prime paramod time        0.00
% 0.69/1.08  semantics time            0.00
% 0.69/1.08  
% 0.69/1.08  EQP interrupted
%------------------------------------------------------------------------------