TSTP Solution File: GRP593-1 by EQP---0.9e

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : EQP---0.9e
% Problem  : GRP593-1 : TPTP v8.1.0. Released v2.6.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_eqp %s

% Computer : n019.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 08:48:07 EDT 2022

% Result   : Unsatisfiable 0.78s 1.16s
% Output   : Refutation 0.78s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   16
%            Number of leaves      :    1
% Syntax   : Number of clauses     :   35 (  35 unt;   0 nHn;   6 RR)
%            Number of literals    :   35 (   0 equ;   5 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   :  112 (   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('GRP593-1.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(inverse(b1),b1),multiply(inverse(a1),a1)),
    inference(flip,[status(thm),theory(equality)],[1]),
    [iquote('flip(1)')] ).

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(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(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(38,plain,
    ~ equal(multiply(multiply(multiply(A,B),double_divide(multiply(B,b1),A)),b1),multiply(inverse(a1),a1)),
    inference(para,[status(thm),theory(equality)],[28,4]),
    [iquote('para(28,4)')] ).

cnf(39,plain,
    ~ equal(multiply(inverse(a1),a1),multiply(multiply(multiply(A,B),double_divide(multiply(B,b1),A)),b1)),
    inference(flip,[status(thm),theory(equality)],[38]),
    [iquote('flip(38)')] ).

cnf(44,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(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(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(74,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(75,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)],[2,74]),
    [iquote('para(2,74)')] ).

cnf(80,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)],[74,3]),
    [iquote('para(74,3)')] ).

cnf(81,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)],[80]),
    [iquote('flip(80)')] ).

cnf(86,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)],[33,2]),2]),1]),
    [iquote('para(33,2),demod([2]),flip(1)')] ).

cnf(229,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)],[53,44]),
    [iquote('para(53,44)')] ).

cnf(230,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)],[229]),
    [iquote('flip(229)')] ).

cnf(302,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)],[75,3]),
    [iquote('para(75,3)')] ).

cnf(303,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)],[302]),
    [iquote('flip(302)')] ).

cnf(315,plain,
    equal(multiply(A,double_divide(double_divide(B,C),C)),multiply(A,B)),
    inference(para,[status(thm),theory(equality)],[86,59]),
    [iquote('para(86,59)')] ).

cnf(325,plain,
    equal(multiply(inverse(A),multiply(B,A)),B),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[74]),315]),
    [iquote('back_demod(74),demod([315])')] ).

cnf(377,plain,
    equal(multiply(multiply(A,B),double_divide(B,inverse(C))),multiply(A,C)),
    inference(para,[status(thm),theory(equality)],[325,3]),
    [iquote('para(325,3)')] ).

cnf(378,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)],[81]),377]),
    [iquote('back_demod(81),demod([377])')] ).

cnf(379,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)],[303]),378]),1]),
    [iquote('back_demod(303),demod([378]),flip(1)')] ).

cnf(387,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)],[230]),379]),1]),
    [iquote('back_demod(230),demod([379]),flip(1)')] ).

cnf(452,plain,
    ~ equal(multiply(inverse(a1),a1),multiply(multiply(A,B),double_divide(B,A))),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[39]),387]),
    [iquote('back_demod(39),demod([387])')] ).

cnf(453,plain,
    ~ equal(multiply(multiply(A,B),double_divide(B,A)),multiply(inverse(a1),a1)),
    inference(flip,[status(thm),theory(equality)],[452]),
    [iquote('flip(452)')] ).

cnf(454,plain,
    $false,
    inference(conflict,[status(thm)],[453,377]),
    [iquote('conflict(453,377)')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.14  % Problem  : GRP593-1 : TPTP v8.1.0. Released v2.6.0.
% 0.04/0.14  % Command  : tptp2X_and_run_eqp %s
% 0.14/0.36  % Computer : n019.cluster.edu
% 0.14/0.36  % Model    : x86_64 x86_64
% 0.14/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.36  % Memory   : 8042.1875MB
% 0.14/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.36  % CPULimit : 300
% 0.14/0.36  % WCLimit  : 600
% 0.14/0.36  % DateTime : Tue Jun 14 10:41:54 EDT 2022
% 0.14/0.36  % CPUTime  : 
% 0.78/1.16  ----- EQP 0.9e, May 2009 -----
% 0.78/1.16  The job began on n019.cluster.edu, Tue Jun 14 10:41:55 2022
% 0.78/1.16  The command was "./eqp09e".
% 0.78/1.16  
% 0.78/1.16  set(prolog_style_variables).
% 0.78/1.16  set(lrpo).
% 0.78/1.16  set(basic_paramod).
% 0.78/1.16  set(functional_subsume).
% 0.78/1.16  set(ordered_paramod).
% 0.78/1.16  set(prime_paramod).
% 0.78/1.16  set(para_pairs).
% 0.78/1.16  assign(pick_given_ratio,4).
% 0.78/1.16  clear(print_kept).
% 0.78/1.16  clear(print_new_demod).
% 0.78/1.16  clear(print_back_demod).
% 0.78/1.16  clear(print_given).
% 0.78/1.16  assign(max_mem,64000).
% 0.78/1.16  end_of_commands.
% 0.78/1.16  
% 0.78/1.16  Usable:
% 0.78/1.16  end_of_list.
% 0.78/1.16  
% 0.78/1.16  Sos:
% 0.78/1.16  0 (wt=-1) [] inverse(double_divide(double_divide(A,B),inverse(double_divide(A,inverse(double_divide(C,B)))))) = C.
% 0.78/1.16  0 (wt=-1) [] multiply(A,B) = inverse(double_divide(B,A)).
% 0.78/1.16  0 (wt=-1) [] -(multiply(inverse(a1),a1) = multiply(inverse(b1),b1)).
% 0.78/1.16  end_of_list.
% 0.78/1.16  
% 0.78/1.16  Demodulators:
% 0.78/1.16  end_of_list.
% 0.78/1.16  
% 0.78/1.16  Passive:
% 0.78/1.16  end_of_list.
% 0.78/1.16  
% 0.78/1.16  Starting to process input.
% 0.78/1.16  
% 0.78/1.16  ** KEPT: 1 (wt=14) [] inverse(double_divide(double_divide(A,B),inverse(double_divide(A,inverse(double_divide(C,B)))))) = C.
% 0.78/1.16  1 is a new demodulator.
% 0.78/1.16  
% 0.78/1.16  ** KEPT: 2 (wt=8) [flip(1)] inverse(double_divide(A,B)) = multiply(B,A).
% 0.78/1.16  2 is a new demodulator.
% 0.78/1.16      -> 2 back demodulating 1.
% 0.78/1.16  
% 0.78/1.16  ** KEPT: 3 (wt=11) [back_demod(1),demod([2,2,2])] multiply(multiply(multiply(A,B),C),double_divide(C,A)) = B.
% 0.78/1.16  3 is a new demodulator.
% 0.78/1.16  
% 0.78/1.16  ** KEPT: 4 (wt=9) [flip(1)] -(multiply(inverse(b1),b1) = multiply(inverse(a1),a1)).
% 0.78/1.16  ---------------- PROOF FOUND ----------------
% 0.78/1.16  % SZS status Unsatisfiable
% 0.78/1.16  
% 0.78/1.16  
% 0.78/1.16  After processing input:
% 0.78/1.16  
% 0.78/1.16  Usable:
% 0.78/1.16  end_of_list.
% 0.78/1.16  
% 0.78/1.16  Sos:
% 0.78/1.16  2 (wt=8) [flip(1)] inverse(double_divide(A,B)) = multiply(B,A).
% 0.78/1.16  4 (wt=9) [flip(1)] -(multiply(inverse(b1),b1) = multiply(inverse(a1),a1)).
% 0.78/1.16  3 (wt=11) [back_demod(1),demod([2,2,2])] multiply(multiply(multiply(A,B),C),double_divide(C,A)) = B.
% 0.78/1.16  end_of_list.
% 0.78/1.16  
% 0.78/1.16  Demodulators:
% 0.78/1.16  2 (wt=8) [flip(1)] inverse(double_divide(A,B)) = multiply(B,A).
% 0.78/1.16  3 (wt=11) [back_demod(1),demod([2,2,2])] multiply(multiply(multiply(A,B),C),double_divide(C,A)) = B.
% 0.78/1.16  end_of_list.
% 0.78/1.16  
% 0.78/1.16  Passive:
% 0.78/1.16  end_of_list.
% 0.78/1.16  
% 0.78/1.16  UNIT CONFLICT from 453 and 377 at   0.02 seconds.
% 0.78/1.16  
% 0.78/1.16  ---------------- PROOF ----------------
% 0.78/1.16  % SZS output start Refutation
% See solution above
% 0.78/1.16  ------------ end of proof -------------
% 0.78/1.16  
% 0.78/1.16  
% 0.78/1.16  ------------- memory usage ------------
% 0.78/1.16  Memory dynamically allocated (tp_alloc): 976.
% 0.78/1.16    type (bytes each)        gets      frees     in use      avail      bytes
% 0.78/1.16  sym_ent (  96)               56          0         56          0      5.2 K
% 0.78/1.16  term (  16)               20405      12060       8345         22    161.6 K
% 0.78/1.16  gen_ptr (   8)            38594       4876      33718         34    263.7 K
% 0.78/1.16  context ( 808)            13079      13077          2          5      5.5 K
% 0.78/1.16  trail (  12)               3649       3649          0          8      0.1 K
% 0.78/1.16  bt_node (  68)             3457       3454          3         16      1.3 K
% 0.78/1.16  ac_position (285432)          0          0          0          0      0.0 K
% 0.78/1.16  ac_match_pos (14044)          0          0          0          0      0.0 K
% 0.78/1.16  ac_match_free_vars_pos (4020)
% 0.78/1.16                                0          0          0          0      0.0 K
% 0.78/1.16  discrim (  12)             6361       2001       4360        488     56.8 K
% 0.78/1.16  flat (  40)               48537      48537          0         32      1.2 K
% 0.78/1.16  discrim_pos (  12)          525        525          0          1      0.0 K
% 0.78/1.16  fpa_head (  12)            2424          0       2424          0     28.4 K
% 0.78/1.16  fpa_tree (  28)            2164       2164          0         23      0.6 K
% 0.78/1.16  fpa_pos (  36)              639        639          0          1      0.0 K
% 0.78/1.16  literal (  12)             1355        902        453          0      5.3 K
% 0.78/1.16  clause (  24)              1355        902        453          0     10.6 K
% 0.78/1.16  list (  12)                 245        185         60          3      0.7 K
% 0.78/1.16  list_pos (  20)            1870        651       1219         41     24.6 K
% 0.78/1.16  pair_index (   40)              2          0          2          0      0.1 K
% 0.78/1.16  
% 0.78/1.16  -------------- statistics -------------
% 0.78/1.16  Clauses input                  3
% 0.78/1.16    Usable input                   0
% 0.78/1.16    Sos input                      3
% 0.78/1.16    Demodulators input             0
% 0.78/1.16    Passive input                  0
% 0.78/1.16  
% 0.78/1.16  Processed BS (before search)   4
% 0.78/1.16  Forward subsumed BS            0
% 0.78/1.16  Kept BS                        4
% 0.78/1.16  New demodulators BS            3
% 0.78/1.16  Back demodulated BS            1
% 0.78/1.16  
% 0.78/1.16  Clauses or pairs given       497
% 0.78/1.16  Clauses generated            732
% 0.78/1.16  Forward subsumed             283
% 0.78/1.16  Deleted by weight              0
% 0.78/1.16  Deleted by variable count      0
% 0.78/1.16  Kept                         449
% 0.78/1.16  New demodulators             183
% 0.78/1.16  Back demodulated             145
% 0.78/1.16  Ordered paramod prunes         0
% 0.78/1.16  Basic paramod prunes        1710
% 0.78/1.16  Prime paramod prunes           6
% 0.78/1.16  Semantic prunes                0
% 0.78/1.16  
% 0.78/1.16  Rewrite attmepts            7140
% 0.78/1.16  Rewrites                     325
% 0.78/1.16  
% 0.78/1.16  FPA overloads                  0
% 0.78/1.16  FPA underloads                 0
% 0.78/1.16  
% 0.78/1.16  Usable size                    0
% 0.78/1.16  Sos size                     306
% 0.78/1.16  Demodulators size            124
% 0.78/1.16  Passive size                   0
% 0.78/1.16  Disabled size                146
% 0.78/1.16  
% 0.78/1.16  Proofs found                   1
% 0.78/1.16  
% 0.78/1.16  ----------- times (seconds) ----------- Tue Jun 14 10:41:55 2022
% 0.78/1.16  
% 0.78/1.16  user CPU time             0.02   (0 hr, 0 min, 0 sec)
% 0.78/1.16  system CPU time           0.02   (0 hr, 0 min, 0 sec)
% 0.78/1.16  wall-clock time           0      (0 hr, 0 min, 0 sec)
% 0.78/1.16  input time                0.00
% 0.78/1.16  paramodulation time       0.00
% 0.78/1.16  demodulation time         0.01
% 0.78/1.16  orient time               0.00
% 0.78/1.16  weigh time                0.00
% 0.78/1.16  forward subsume time      0.00
% 0.78/1.16  back demod find time      0.00
% 0.78/1.16  conflict time             0.00
% 0.78/1.16  LRPO time                 0.00
% 0.78/1.16  store clause time         0.00
% 0.78/1.16  disable clause time       0.00
% 0.78/1.16  prime paramod time        0.00
% 0.78/1.16  semantics time            0.00
% 0.78/1.16  
% 0.78/1.16  EQP interrupted
%------------------------------------------------------------------------------