TSTP Solution File: GRP594-1 by EQP---0.9e

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : EQP---0.9e
% Problem  : GRP594-1 : TPTP v8.1.0. Released v2.6.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_eqp %s

% Computer : n015.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 0.71s 1.10s
% Output   : Refutation 0.71s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   16
%            Number of leaves      :    2
% Syntax   : Number of clauses     :   38 (  38 unt;   0 nHn;   4 RR)
%            Number of literals    :   38 (   0 equ;   3 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   :  125 (   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('GRP594-1.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(inverse(b2),b2),a2),a2),
    file('GRP594-1.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(26,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(29,plain,
    equal(inverse(A),multiply(multiply(B,C),double_divide(multiply(C,A),B))),
    inference(para,[status(thm),theory(equality)],[26,2]),
    [iquote('para(26,2)')] ).

cnf(30,plain,
    equal(multiply(multiply(A,B),double_divide(multiply(B,C),A)),inverse(C)),
    inference(flip,[status(thm),theory(equality)],[29]),
    [iquote('flip(29)')] ).

cnf(32,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(37,plain,
    ~ equal(multiply(multiply(multiply(multiply(A,B),double_divide(multiply(B,b2),A)),b2),a2),a2),
    inference(para,[status(thm),theory(equality)],[29,4]),
    [iquote('para(29,4)')] ).

cnf(41,plain,
    equal(multiply(multiply(multiply(A,B),multiply(C,double_divide(D,multiply(A,C)))),D),B),
    inference(para,[status(thm),theory(equality)],[18,3]),
    [iquote('para(18,3)')] ).

cnf(42,plain,
    equal(multiply(multiply(multiply(multiply(A,B),C),double_divide(multiply(B,D),A)),D),C),
    inference(para,[status(thm),theory(equality)],[26,3]),
    [iquote('para(26,3)')] ).

cnf(51,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(57,plain,
    equal(multiply(multiply(A,multiply(B,double_divide(C,A))),C),B),
    inference(para,[status(thm),theory(equality)],[6,51]),
    [iquote('para(6,51)')] ).

cnf(72,plain,
    equal(multiply(inverse(A),double_divide(double_divide(multiply(B,A),C),C)),B),
    inference(para,[status(thm),theory(equality)],[30,3]),
    [iquote('para(30,3)')] ).

cnf(73,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)],[2,72]),
    [iquote('para(2,72)')] ).

cnf(78,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)],[72,3]),
    [iquote('para(72,3)')] ).

cnf(79,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)],[78]),
    [iquote('flip(78)')] ).

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)],[32,2]),2]),1]),
    [iquote('para(32,2),demod([2]),flip(1)')] ).

cnf(165,plain,
    equal(multiply(multiply(A,double_divide(multiply(B,C),multiply(D,A))),C),double_divide(B,D)),
    inference(para,[status(thm),theory(equality)],[26,5]),
    [iquote('para(26,5)')] ).

cnf(238,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)],[51,42]),
    [iquote('para(51,42)')] ).

cnf(239,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)],[238]),
    [iquote('flip(238)')] ).

cnf(308,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)],[73,3]),
    [iquote('para(73,3)')] ).

cnf(309,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)],[308]),
    [iquote('flip(308)')] ).

cnf(326,plain,
    equal(multiply(A,double_divide(double_divide(B,C),C)),multiply(A,B)),
    inference(para,[status(thm),theory(equality)],[86,57]),
    [iquote('para(86,57)')] ).

cnf(337,plain,
    equal(multiply(inverse(A),multiply(B,A)),B),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[72]),326]),
    [iquote('back_demod(72),demod([326])')] ).

cnf(396,plain,
    equal(multiply(multiply(A,B),double_divide(B,inverse(C))),multiply(A,C)),
    inference(para,[status(thm),theory(equality)],[337,3]),
    [iquote('para(337,3)')] ).

cnf(397,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)],[79]),396]),
    [iquote('back_demod(79),demod([396])')] ).

cnf(398,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)],[309]),397]),1]),
    [iquote('back_demod(309),demod([397]),flip(1)')] ).

cnf(406,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)],[239]),398]),1]),
    [iquote('back_demod(239),demod([398]),flip(1)')] ).

cnf(412,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)],[165]),406]),
    [iquote('back_demod(165),demod([406])')] ).

cnf(463,plain,
    equal(multiply(multiply(multiply(A,B),double_divide(C,A)),C),B),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[41]),412]),
    [iquote('back_demod(41),demod([412])')] ).

cnf(470,plain,
    ~ equal(multiply(multiply(multiply(A,B),double_divide(B,A)),a2),a2),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[37]),406]),
    [iquote('back_demod(37),demod([406])')] ).

cnf(471,plain,
    $false,
    inference(conflict,[status(thm)],[470,463]),
    [iquote('conflict(470,463)')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.10/0.11  % Problem  : GRP594-1 : TPTP v8.1.0. Released v2.6.0.
% 0.10/0.12  % Command  : tptp2X_and_run_eqp %s
% 0.13/0.33  % Computer : n015.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33  % CPULimit : 300
% 0.13/0.33  % WCLimit  : 600
% 0.13/0.33  % DateTime : Mon Jun 13 07:55:52 EDT 2022
% 0.13/0.33  % CPUTime  : 
% 0.71/1.10  ----- EQP 0.9e, May 2009 -----
% 0.71/1.10  The job began on n015.cluster.edu, Mon Jun 13 07:55:53 2022
% 0.71/1.10  The command was "./eqp09e".
% 0.71/1.10  
% 0.71/1.10  set(prolog_style_variables).
% 0.71/1.10  set(lrpo).
% 0.71/1.10  set(basic_paramod).
% 0.71/1.10  set(functional_subsume).
% 0.71/1.10  set(ordered_paramod).
% 0.71/1.10  set(prime_paramod).
% 0.71/1.10  set(para_pairs).
% 0.71/1.10  assign(pick_given_ratio,4).
% 0.71/1.10  clear(print_kept).
% 0.71/1.10  clear(print_new_demod).
% 0.71/1.10  clear(print_back_demod).
% 0.71/1.10  clear(print_given).
% 0.71/1.10  assign(max_mem,64000).
% 0.71/1.10  end_of_commands.
% 0.71/1.10  
% 0.71/1.10  Usable:
% 0.71/1.10  end_of_list.
% 0.71/1.10  
% 0.71/1.10  Sos:
% 0.71/1.10  0 (wt=-1) [] inverse(double_divide(double_divide(A,B),inverse(double_divide(A,inverse(double_divide(C,B)))))) = C.
% 0.71/1.10  0 (wt=-1) [] multiply(A,B) = inverse(double_divide(B,A)).
% 0.71/1.10  0 (wt=-1) [] -(multiply(multiply(inverse(b2),b2),a2) = a2).
% 0.71/1.10  end_of_list.
% 0.71/1.10  
% 0.71/1.10  Demodulators:
% 0.71/1.10  end_of_list.
% 0.71/1.10  
% 0.71/1.10  Passive:
% 0.71/1.10  end_of_list.
% 0.71/1.10  
% 0.71/1.10  Starting to process input.
% 0.71/1.10  
% 0.71/1.10  ** KEPT: 1 (wt=14) [] inverse(double_divide(double_divide(A,B),inverse(double_divide(A,inverse(double_divide(C,B)))))) = C.
% 0.71/1.10  1 is a new demodulator.
% 0.71/1.10  
% 0.71/1.10  ** KEPT: 2 (wt=8) [flip(1)] inverse(double_divide(A,B)) = multiply(B,A).
% 0.71/1.10  2 is a new demodulator.
% 0.71/1.10      -> 2 back demodulating 1.
% 0.71/1.10  
% 0.71/1.10  ** KEPT: 3 (wt=11) [back_demod(1),demod([2,2,2])] multiply(multiply(multiply(A,B),C),double_divide(C,A)) = B.
% 0.71/1.10  3 is a new demodulator.
% 0.71/1.10  
% 0.71/1.10  ** KEPT: 4 (wt=8) [] -(multiply(multiply(inverse(b2),b2),a2) = a2).
% 0.71/1.10  ---------------- PROOF FOUND ----------------
% 0.71/1.10  % SZS status Unsatisfiable
% 0.71/1.10  
% 0.71/1.10  
% 0.71/1.10  After processing input:
% 0.71/1.10  
% 0.71/1.10  Usable:
% 0.71/1.10  end_of_list.
% 0.71/1.10  
% 0.71/1.10  Sos:
% 0.71/1.10  2 (wt=8) [flip(1)] inverse(double_divide(A,B)) = multiply(B,A).
% 0.71/1.10  4 (wt=8) [] -(multiply(multiply(inverse(b2),b2),a2) = a2).
% 0.71/1.10  3 (wt=11) [back_demod(1),demod([2,2,2])] multiply(multiply(multiply(A,B),C),double_divide(C,A)) = B.
% 0.71/1.10  end_of_list.
% 0.71/1.10  
% 0.71/1.10  Demodulators:
% 0.71/1.10  2 (wt=8) [flip(1)] inverse(double_divide(A,B)) = multiply(B,A).
% 0.71/1.10  3 (wt=11) [back_demod(1),demod([2,2,2])] multiply(multiply(multiply(A,B),C),double_divide(C,A)) = B.
% 0.71/1.10  end_of_list.
% 0.71/1.10  
% 0.71/1.10  Passive:
% 0.71/1.10  end_of_list.
% 0.71/1.10  
% 0.71/1.10  UNIT CONFLICT from 470 and 463 at   0.02 seconds.
% 0.71/1.10  
% 0.71/1.10  ---------------- PROOF ----------------
% 0.71/1.10  % SZS output start Refutation
% See solution above
% 0.71/1.10  ------------ end of proof -------------
% 0.71/1.10  
% 0.71/1.10  
% 0.71/1.10  ------------- memory usage ------------
% 0.71/1.10  Memory dynamically allocated (tp_alloc): 976.
% 0.71/1.10    type (bytes each)        gets      frees     in use      avail      bytes
% 0.71/1.10  sym_ent (  96)               56          0         56          0      5.2 K
% 0.71/1.10  term (  16)               21381      12636       8745         22    169.4 K
% 0.71/1.10  gen_ptr (   8)            40730       5031      35699         37    279.2 K
% 0.71/1.10  context ( 808)            14396      14394          2          5      5.5 K
% 0.71/1.10  trail (  12)               3919       3919          0          8      0.1 K
% 0.71/1.10  bt_node (  68)             4349       4346          3         16      1.3 K
% 0.71/1.10  ac_position (285432)          0          0          0          0      0.0 K
% 0.71/1.10  ac_match_pos (14044)          0          0          0          0      0.0 K
% 0.71/1.10  ac_match_free_vars_pos (4020)
% 0.71/1.10                                0          0          0          0      0.0 K
% 0.71/1.10  discrim (  12)             6666       2081       4585        461     59.1 K
% 0.71/1.10  flat (  40)               50996      50996          0         32      1.2 K
% 0.71/1.10  discrim_pos (  12)          540        540          0          1      0.0 K
% 0.71/1.10  fpa_head (  12)            2522          0       2522          0     29.6 K
% 0.71/1.10  fpa_tree (  28)            2279       2279          0         25      0.7 K
% 0.71/1.10  fpa_pos (  36)              662        662          0          1      0.0 K
% 0.71/1.10  literal (  12)             1398        928        470          0      5.5 K
% 0.71/1.10  clause (  24)              1398        928        470          0     11.0 K
% 0.71/1.10  list (  12)                 251        191         60          3      0.7 K
% 0.71/1.10  list_pos (  20)            1932        669       1263         44     25.5 K
% 0.71/1.10  pair_index (   40)              2          0          2          0      0.1 K
% 0.71/1.10  
% 0.71/1.10  -------------- statistics -------------
% 0.71/1.10  Clauses input                  3
% 0.71/1.10    Usable input                   0
% 0.71/1.10    Sos input                      3
% 0.71/1.10    Demodulators input             0
% 0.71/1.10    Passive input                  0
% 0.71/1.10  
% 0.71/1.10  Processed BS (before search)   4
% 0.71/1.10  Forward subsumed BS            0
% 0.71/1.10  Kept BS                        4
% 0.71/1.10  New demodulators BS            3
% 0.71/1.10  Back demodulated BS            1
% 0.71/1.10  
% 0.71/1.10  Clauses or pairs given       589
% 0.71/1.11  Clauses generated            753
% 0.71/1.11  Forward subsumed             287
% 0.71/1.11  Deleted by weight              0
% 0.71/1.11  Deleted by variable count      0
% 0.71/1.11  Kept                         466
% 0.71/1.11  New demodulators             189
% 0.71/1.11  Back demodulated             149
% 0.71/1.11  Ordered paramod prunes         0
% 0.71/1.11  Basic paramod prunes        2044
% 0.71/1.11  Prime paramod prunes           7
% 0.71/1.11  Semantic prunes                0
% 0.71/1.11  
% 0.71/1.11  Rewrite attmepts            7375
% 0.71/1.11  Rewrites                     339
% 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                     319
% 0.71/1.11  Demodulators size            128
% 0.71/1.11  Passive size                   0
% 0.71/1.11  Disabled size                150
% 0.71/1.11  
% 0.71/1.11  Proofs found                   1
% 0.71/1.11  
% 0.71/1.11  ----------- times (seconds) ----------- Mon Jun 13 07:55:53 2022
% 0.71/1.11  
% 0.71/1.11  user CPU time             0.02   (0 hr, 0 min, 0 sec)
% 0.71/1.11  system CPU time           0.02   (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         0.00
% 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
%------------------------------------------------------------------------------