TSTP Solution File: GRP559-1 by EQP---0.9e

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : EQP---0.9e
% Problem  : GRP559-1 : TPTP v8.1.0. Released v2.6.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_eqp %s

% Computer : n016.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 08:47:58 EDT 2022

% Result   : Unsatisfiable 0.79s 1.16s
% Output   : Refutation 0.79s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   22
%            Number of leaves      :    3
% Syntax   : Number of clauses     :   51 (  51 unt;   0 nHn;   3 RR)
%            Number of literals    :   51 (   0 equ;   2 neg)
%            Maximal clause size   :    1 (   1 avg)
%            Maximal term depth    :    8 (   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   :  108 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,plain,
    equal(divide(A,inverse(divide(divide(B,C),divide(A,C)))),B),
    file('GRP559-1.p',unknown),
    [] ).

cnf(2,plain,
    equal(multiply(A,B),divide(A,inverse(B))),
    file('GRP559-1.p',unknown),
    [] ).

cnf(3,plain,
    equal(divide(A,inverse(B)),multiply(A,B)),
    inference(flip,[status(thm),theory(equality)],[2]),
    [iquote('flip(2)')] ).

cnf(4,plain,
    ~ equal(multiply(multiply(a3,b3),c3),multiply(a3,multiply(b3,c3))),
    file('GRP559-1.p',unknown),
    [] ).

cnf(6,plain,
    ~ equal(divide(multiply(a3,b3),inverse(c3)),multiply(a3,multiply(b3,c3))),
    inference(para,[status(thm),theory(equality)],[2,4]),
    [iquote('para(2,4)')] ).

cnf(7,plain,
    equal(divide(A,inverse(divide(B,divide(A,inverse(divide(divide(B,C),divide(D,C))))))),D),
    inference(para,[status(thm),theory(equality)],[1,1]),
    [iquote('para(1,1)')] ).

cnf(9,plain,
    equal(divide(A,inverse(divide(multiply(B,C),divide(A,inverse(C))))),B),
    inference(para,[status(thm),theory(equality)],[3,1]),
    [iquote('para(3,1)')] ).

cnf(10,plain,
    equal(divide(A,inverse(divide(divide(B,inverse(C)),multiply(A,C)))),B),
    inference(para,[status(thm),theory(equality)],[3,1]),
    [iquote('para(3,1)')] ).

cnf(12,plain,
    equal(divide(A,inverse(divide(multiply(B,C),multiply(A,C)))),B),
    inference(para,[status(thm),theory(equality)],[3,9]),
    [iquote('para(3,9)')] ).

cnf(14,plain,
    equal(multiply(A,divide(multiply(B,C),multiply(A,C))),B),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[12,3]),1]),
    [iquote('para(12,3),flip(1)')] ).

cnf(15,plain,
    equal(multiply(A,divide(divide(B,inverse(C)),multiply(A,C))),B),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[10,3]),1]),
    [iquote('para(10,3),flip(1)')] ).

cnf(22,plain,
    equal(divide(A,inverse(divide(B,B))),A),
    inference(para,[status(thm),theory(equality)],[1,7]),
    [iquote('para(1,7)')] ).

cnf(23,plain,
    equal(multiply(A,divide(B,B)),A),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[22,3]),1]),
    [iquote('para(22,3),flip(1)')] ).

cnf(24,plain,
    equal(divide(A,inverse(multiply(inverse(B),B))),A),
    inference(para,[status(thm),theory(equality)],[3,22]),
    [iquote('para(3,22)')] ).

cnf(27,plain,
    equal(multiply(A,multiply(inverse(B),B)),A),
    inference(para,[status(thm),theory(equality)],[3,24]),
    [iquote('para(3,24)')] ).

cnf(55,plain,
    equal(divide(A,inverse(divide(B,A))),B),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[23,12]),23]),
    [iquote('para(23,12),demod([23])')] ).

cnf(57,plain,
    equal(divide(inverse(A),inverse(multiply(B,A))),B),
    inference(para,[status(thm),theory(equality)],[3,55]),
    [iquote('para(3,55)')] ).

cnf(58,plain,
    equal(divide(inverse(divide(A,A)),inverse(B)),B),
    inference(para,[status(thm),theory(equality)],[22,55]),
    [iquote('para(22,55)')] ).

cnf(59,plain,
    equal(divide(inverse(divide(A,B)),inverse(A)),B),
    inference(para,[status(thm),theory(equality)],[55,55]),
    [iquote('para(55,55)')] ).

cnf(64,plain,
    equal(multiply(inverse(A),multiply(B,A)),B),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[57,3]),1]),
    [iquote('para(57,3),flip(1)')] ).

cnf(66,plain,
    equal(multiply(inverse(divide(A,A)),B),B),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[58,3]),1]),
    [iquote('para(58,3),flip(1)')] ).

cnf(67,plain,
    equal(divide(A,A),inverse(divide(B,B))),
    inference(para,[status(thm),theory(equality)],[66,23]),
    [iquote('para(66,23)')] ).

cnf(68,plain,
    equal(inverse(divide(A,A)),divide(B,B)),
    inference(flip,[status(thm),theory(equality)],[67]),
    [iquote('flip(67)')] ).

cnf(72,plain,
    equal(divide(A,divide(B,B)),A),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[68,3]),23]),
    [iquote('para(68,3),demod([23])')] ).

cnf(73,plain,
    equal(divide(divide(A,A),inverse(B)),B),
    inference(para,[status(thm),theory(equality)],[72,55]),
    [iquote('para(72,55)')] ).

cnf(74,plain,
    equal(multiply(divide(A,A),B),B),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[73,3]),1]),
    [iquote('para(73,3),flip(1)')] ).

cnf(76,plain,
    equal(multiply(inverse(A),A),divide(B,B)),
    inference(para,[status(thm),theory(equality)],[74,27]),
    [iquote('para(74,27)')] ).

cnf(77,plain,
    equal(divide(A,A),multiply(inverse(B),B)),
    inference(flip,[status(thm),theory(equality)],[76]),
    [iquote('flip(76)')] ).

cnf(94,plain,
    equal(multiply(inverse(divide(A,B)),A),B),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[59,3]),1]),
    [iquote('para(59,3),flip(1)')] ).

cnf(95,plain,
    equal(inverse(divide(divide(A,A),B)),B),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[94,23]),1]),
    [iquote('para(94,23),flip(1)')] ).

cnf(98,plain,
    equal(multiply(A,divide(divide(B,B),C)),divide(A,C)),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[95,3]),1]),
    [iquote('para(95,3),flip(1)')] ).

cnf(102,plain,
    equal(inverse(divide(A,B)),divide(inverse(A),inverse(B))),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[59,55]),1]),
    [iquote('para(59,55),flip(1)')] ).

cnf(105,plain,
    equal(multiply(divide(inverse(A),inverse(B)),A),B),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[94]),102]),
    [iquote('back_demod(94),demod([102])')] ).

cnf(117,plain,
    equal(divide(A,divide(inverse(B),inverse(A))),B),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[55]),102]),
    [iquote('back_demod(55),demod([102])')] ).

cnf(151,plain,
    equal(multiply(multiply(inverse(A),B),A),B),
    inference(para,[status(thm),theory(equality)],[3,105]),
    [iquote('para(3,105)')] ).

cnf(154,plain,
    equal(multiply(multiply(inverse(A),A),B),B),
    inference(para,[status(thm),theory(equality)],[77,105]),
    [iquote('para(77,105)')] ).

cnf(158,plain,
    equal(divide(A,multiply(inverse(B),A)),B),
    inference(para,[status(thm),theory(equality)],[3,117]),
    [iquote('para(3,117)')] ).

cnf(160,plain,
    equal(divide(multiply(A,B),A),B),
    inference(para,[status(thm),theory(equality)],[64,158]),
    [iquote('para(64,158)')] ).

cnf(193,plain,
    equal(multiply(A,B),divide(multiply(A,C),multiply(inverse(B),C))),
    inference(para,[status(thm),theory(equality)],[14,151]),
    [iquote('para(14,151)')] ).

cnf(194,plain,
    equal(divide(multiply(A,B),multiply(inverse(C),B)),multiply(A,C)),
    inference(flip,[status(thm),theory(equality)],[193]),
    [iquote('flip(193)')] ).

cnf(247,plain,
    equal(divide(multiply(A,B),B),A),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[193,23]),102,74]),
    [iquote('para(193,23),demod([102,74])')] ).

cnf(248,plain,
    equal(multiply(multiply(A,inverse(B)),B),A),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[247,3]),1]),
    [iquote('para(247,3),flip(1)')] ).

cnf(249,plain,
    equal(inverse(inverse(A)),A),
    inference(para,[status(thm),theory(equality)],[248,154]),
    [iquote('para(248,154)')] ).

cnf(282,plain,
    equal(multiply(A,inverse(B)),divide(A,B)),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[249,3]),1]),
    [iquote('para(249,3),flip(1)')] ).

cnf(288,plain,
    equal(multiply(divide(A,B),B),A),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[248]),282]),
    [iquote('back_demod(248),demod([282])')] ).

cnf(303,plain,
    equal(multiply(A,B),multiply(B,A)),
    inference(para,[status(thm),theory(equality)],[160,288]),
    [iquote('para(160,288)')] ).

cnf(319,plain,
    equal(divide(A,multiply(A,B)),inverse(B)),
    inference(para,[status(thm),theory(equality)],[98,15]),
    [iquote('para(98,15)')] ).

cnf(324,plain,
    equal(multiply(inverse(A),B),divide(B,A)),
    inference(para,[status(thm),theory(equality)],[303,282]),
    [iquote('para(303,282)')] ).

cnf(337,plain,
    equal(divide(multiply(A,B),divide(B,C)),multiply(A,C)),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[194]),324]),
    [iquote('back_demod(194),demod([324])')] ).

cnf(831,plain,
    equal(divide(multiply(A,B),inverse(C)),multiply(A,multiply(B,C))),
    inference(para,[status(thm),theory(equality)],[319,337]),
    [iquote('para(319,337)')] ).

cnf(832,plain,
    $false,
    inference(conflict,[status(thm)],[831,6]),
    [iquote('conflict(831,6)')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : GRP559-1 : TPTP v8.1.0. Released v2.6.0.
% 0.03/0.12  % Command  : tptp2X_and_run_eqp %s
% 0.12/0.33  % Computer : n016.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 04:02:00 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.79/1.16  ----- EQP 0.9e, May 2009 -----
% 0.79/1.16  The job began on n016.cluster.edu, Tue Jun 14 04:02:01 2022
% 0.79/1.16  The command was "./eqp09e".
% 0.79/1.16  
% 0.79/1.16  set(prolog_style_variables).
% 0.79/1.16  set(lrpo).
% 0.79/1.16  set(basic_paramod).
% 0.79/1.16  set(functional_subsume).
% 0.79/1.16  set(ordered_paramod).
% 0.79/1.16  set(prime_paramod).
% 0.79/1.16  set(para_pairs).
% 0.79/1.16  assign(pick_given_ratio,4).
% 0.79/1.16  clear(print_kept).
% 0.79/1.16  clear(print_new_demod).
% 0.79/1.16  clear(print_back_demod).
% 0.79/1.16  clear(print_given).
% 0.79/1.16  assign(max_mem,64000).
% 0.79/1.16  end_of_commands.
% 0.79/1.16  
% 0.79/1.16  Usable:
% 0.79/1.16  end_of_list.
% 0.79/1.16  
% 0.79/1.16  Sos:
% 0.79/1.16  0 (wt=-1) [] divide(A,inverse(divide(divide(B,C),divide(A,C)))) = B.
% 0.79/1.16  0 (wt=-1) [] multiply(A,B) = divide(A,inverse(B)).
% 0.79/1.16  0 (wt=-1) [] -(multiply(multiply(a3,b3),c3) = multiply(a3,multiply(b3,c3))).
% 0.79/1.16  end_of_list.
% 0.79/1.16  
% 0.79/1.16  Demodulators:
% 0.79/1.16  end_of_list.
% 0.79/1.16  
% 0.79/1.16  Passive:
% 0.79/1.16  end_of_list.
% 0.79/1.16  
% 0.79/1.16  Starting to process input.
% 0.79/1.16  
% 0.79/1.16  ** KEPT: 1 (wt=12) [] divide(A,inverse(divide(divide(B,C),divide(A,C)))) = B.
% 0.79/1.16  1 is a new demodulator.
% 0.79/1.16  
% 0.79/1.16  ** KEPT: 2 (wt=8) [] multiply(A,B) = divide(A,inverse(B)).
% 0.79/1.16  
% 0.79/1.16  ** KEPT: 3 (wt=8) [flip(2)] divide(A,inverse(B)) = multiply(A,B).
% 0.79/1.16  clause forward subsumed: 0 (wt=8) [flip(3)] multiply(A,B) = divide(A,inverse(B)).
% 0.79/1.16  
% 0.79/1.16  ** KEPT: 4 (wt=11) [] -(multiply(multiply(a3,b3),c3) = multiply(a3,multiply(b3,c3))).
% 0.79/1.16  ---------------- PROOF FOUND ----------------
% 0.79/1.16  % SZS status Unsatisfiable
% 0.79/1.16  
% 0.79/1.16  
% 0.79/1.16  After processing input:
% 0.79/1.16  
% 0.79/1.16  Usable:
% 0.79/1.16  end_of_list.
% 0.79/1.16  
% 0.79/1.16  Sos:
% 0.79/1.16  2 (wt=8) [] multiply(A,B) = divide(A,inverse(B)).
% 0.79/1.16  3 (wt=8) [flip(2)] divide(A,inverse(B)) = multiply(A,B).
% 0.79/1.16  4 (wt=11) [] -(multiply(multiply(a3,b3),c3) = multiply(a3,multiply(b3,c3))).
% 0.79/1.16  1 (wt=12) [] divide(A,inverse(divide(divide(B,C),divide(A,C)))) = B.
% 0.79/1.16  end_of_list.
% 0.79/1.16  
% 0.79/1.16  Demodulators:
% 0.79/1.16  1 (wt=12) [] divide(A,inverse(divide(divide(B,C),divide(A,C)))) = B.
% 0.79/1.16  end_of_list.
% 0.79/1.16  
% 0.79/1.16  Passive:
% 0.79/1.16  end_of_list.
% 0.79/1.16  
% 0.79/1.16  UNIT CONFLICT from 831 and 6 at   0.05 seconds.
% 0.79/1.16  
% 0.79/1.16  ---------------- PROOF ----------------
% 0.79/1.16  % SZS output start Refutation
% See solution above
% 0.79/1.16  ------------ end of proof -------------
% 0.79/1.16  
% 0.79/1.16  
% 0.79/1.16  ------------- memory usage ------------
% 0.79/1.16  Memory dynamically allocated (tp_alloc): 976.
% 0.79/1.16    type (bytes each)        gets      frees     in use      avail      bytes
% 0.79/1.16  sym_ent (  96)               57          0         57          0      5.3 K
% 0.79/1.16  term (  16)               53436      41158      12278         18    236.9 K
% 0.79/1.16  gen_ptr (   8)            74645      20592      54053         50    422.7 K
% 0.79/1.16  context ( 808)            43164      43162          2          7      7.1 K
% 0.79/1.16  trail (  12)               6528       6528          0          5      0.1 K
% 0.79/1.16  bt_node (  68)            18212      18209          3         14      1.1 K
% 0.79/1.16  ac_position (285432)          0          0          0          0      0.0 K
% 0.79/1.16  ac_match_pos (14044)          0          0          0          0      0.0 K
% 0.79/1.16  ac_match_free_vars_pos (4020)
% 0.79/1.16                                0          0          0          0      0.0 K
% 0.79/1.16  discrim (  12)             9727       6167       3560          0     41.7 K
% 0.79/1.16  flat (  40)               94371      94371          0         23      0.9 K
% 0.79/1.16  discrim_pos (  12)         3075       3075          0          1      0.0 K
% 0.79/1.16  fpa_head (  12)            4678          0       4678          0     54.8 K
% 0.79/1.16  fpa_tree (  28)            3051       3051          0         25      0.7 K
% 0.79/1.16  fpa_pos (  36)             1350       1350          0          1      0.0 K
% 0.79/1.16  literal (  12)             3789       2958        831          1      9.8 K
% 0.79/1.16  clause (  24)              3789       2958        831          1     19.5 K
% 0.79/1.16  list (  12)                 578        522         56          3      0.7 K
% 0.79/1.16  list_pos (  20)            3864       2050       1814          0     35.4 K
% 0.79/1.16  pair_index (   40)              2          0          2          0      0.1 K
% 0.79/1.16  
% 0.79/1.16  -------------- statistics -------------
% 0.79/1.16  Clauses input                  3
% 0.79/1.16    Usable input                   0
% 0.79/1.16    Sos input                      3
% 0.79/1.16    Demodulators input             0
% 0.79/1.16    Passive input                  0
% 0.79/1.16  
% 0.79/1.16  Processed BS (before search)   5
% 0.79/1.16  Forward subsumed BS            1
% 0.79/1.16  Kept BS                        4
% 0.79/1.16  New demodulators BS            1
% 0.79/1.16  Back demodulated BS            0
% 0.79/1.16  
% 0.79/1.16  Clauses or pairs given      4097
% 0.79/1.16  Clauses generated           2346
% 0.79/1.16  Forward subsumed            1519
% 0.79/1.16  Deleted by weight              0
% 0.79/1.16  Deleted by variable count      0
% 0.79/1.16  Kept                         827
% 0.79/1.16  New demodulators             518
% 0.79/1.16  Back demodulated             426
% 0.79/1.16  Ordered paramod prunes         0
% 0.79/1.16  Basic paramod prunes       11548
% 0.79/1.16  Prime paramod prunes         185
% 0.79/1.16  Semantic prunes                0
% 0.79/1.16  
% 0.79/1.16  Rewrite attmepts           17664
% 0.79/1.16  Rewrites                    2299
% 0.79/1.16  
% 0.79/1.16  FPA overloads                  0
% 0.79/1.16  FPA underloads                 0
% 0.79/1.16  
% 0.79/1.16  Usable size                    0
% 0.79/1.16  Sos size                     404
% 0.79/1.16  Demodulators size            176
% 0.79/1.16  Passive size                   0
% 0.79/1.16  Disabled size                426
% 0.79/1.16  
% 0.79/1.16  Proofs found                   1
% 0.79/1.16  
% 0.79/1.16  ----------- times (seconds) ----------- Tue Jun 14 04:02:01 2022
% 0.79/1.16  
% 0.79/1.16  user CPU time             0.05   (0 hr, 0 min, 0 sec)
% 0.79/1.16  system CPU time           0.08   (0 hr, 0 min, 0 sec)
% 0.79/1.16  wall-clock time           0      (0 hr, 0 min, 0 sec)
% 0.79/1.16  input time                0.00
% 0.79/1.16  paramodulation time       0.01
% 0.79/1.16  demodulation time         0.01
% 0.79/1.16  orient time               0.01
% 0.79/1.16  weigh time                0.00
% 0.79/1.16  forward subsume time      0.00
% 0.79/1.16  back demod find time      0.00
% 0.79/1.16  conflict time             0.00
% 0.79/1.16  LRPO time                 0.00
% 0.79/1.16  store clause time         0.01
% 0.79/1.16  disable clause time       0.00
% 0.79/1.16  prime paramod time        0.00
% 0.79/1.16  semantics time            0.00
% 0.79/1.16  
% 0.79/1.16  EQP interrupted
%------------------------------------------------------------------------------