TSTP Solution File: GRP519-1 by EQP---0.9e

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : EQP---0.9e
% Problem  : GRP519-1 : 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 08:47:47 EDT 2022

% Result   : Unsatisfiable 0.66s 1.05s
% Output   : Refutation 0.66s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   18
%            Number of leaves      :    2
% Syntax   : Number of clauses     :   34 (  34 unt;   0 nHn;   2 RR)
%            Number of literals    :   34 (   0 equ;   1 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;   3 con; 0-2 aty)
%            Number of variables   :  104 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,plain,
    equal(multiply(A,multiply(multiply(inverse(multiply(A,B)),C),B)),C),
    file('GRP519-1.p',unknown),
    [] ).

cnf(2,plain,
    ~ equal(multiply(multiply(a3,b3),c3),multiply(a3,multiply(b3,c3))),
    file('GRP519-1.p',unknown),
    [] ).

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

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

cnf(6,plain,
    equal(multiply(A,multiply(B,multiply(multiply(inverse(multiply(A,C)),D),C))),multiply(multiply(inverse(multiply(inverse(D),E)),B),E)),
    inference(para,[status(thm),theory(equality)],[1,3]),
    [iquote('para(1,3)')] ).

cnf(7,plain,
    equal(multiply(multiply(inverse(multiply(inverse(A),B)),C),B),multiply(D,multiply(C,multiply(multiply(inverse(multiply(D,E)),A),E)))),
    inference(flip,[status(thm),theory(equality)],[6]),
    [iquote('flip(6)')] ).

cnf(8,plain,
    equal(multiply(multiply(inverse(A),B),A),B),
    inference(para,[status(thm),theory(equality)],[1,3]),
    [iquote('para(1,3)')] ).

cnf(9,plain,
    equal(multiply(multiply(inverse(A),B),multiply(multiply(inverse(B),C),A)),C),
    inference(para,[status(thm),theory(equality)],[8,1]),
    [iquote('para(8,1)')] ).

cnf(10,plain,
    equal(multiply(multiply(inverse(A),A),B),B),
    inference(para,[status(thm),theory(equality)],[8,9]),
    [iquote('para(8,9)')] ).

cnf(14,plain,
    equal(multiply(inverse(multiply(A,B)),multiply(A,multiply(C,B))),C),
    inference(para,[status(thm),theory(equality)],[4,1]),
    [iquote('para(4,1)')] ).

cnf(15,plain,
    equal(multiply(inverse(multiply(A,B)),multiply(A,C)),multiply(inverse(B),C)),
    inference(para,[status(thm),theory(equality)],[8,14]),
    [iquote('para(8,14)')] ).

cnf(16,plain,
    equal(multiply(inverse(A),multiply(B,A)),B),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[14]),15]),
    [iquote('back_demod(14),demod([15])')] ).

cnf(17,plain,
    equal(multiply(inverse(multiply(multiply(inverse(multiply(A,B)),C),B)),C),A),
    inference(para,[status(thm),theory(equality)],[8,14]),
    [iquote('para(8,14)')] ).

cnf(19,plain,
    equal(multiply(inverse(multiply(A,B)),A),inverse(B)),
    inference(para,[status(thm),theory(equality)],[16,16]),
    [iquote('para(16,16)')] ).

cnf(21,plain,
    equal(inverse(multiply(A,B)),multiply(inverse(A),inverse(B))),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[19,16]),1]),
    [iquote('para(19,16),flip(1)')] ).

cnf(22,plain,
    equal(multiply(multiply(multiply(multiply(inverse(inverse(A)),inverse(inverse(B))),inverse(C)),inverse(B)),C),A),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[17]),21,21,21,21]),
    [iquote('back_demod(17),demod([21,21,21,21])')] ).

cnf(27,plain,
    equal(multiply(multiply(multiply(inverse(inverse(A)),inverse(B)),C),B),multiply(D,multiply(C,multiply(multiply(multiply(inverse(D),inverse(E)),A),E)))),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[7]),21,21]),
    [iquote('back_demod(7),demod([21,21])')] ).

cnf(28,plain,
    equal(multiply(A,multiply(B,multiply(multiply(multiply(inverse(A),inverse(C)),D),C))),multiply(multiply(multiply(inverse(inverse(D)),inverse(E)),B),E)),
    inference(flip,[status(thm),theory(equality)],[27]),
    [iquote('flip(27)')] ).

cnf(30,plain,
    equal(multiply(multiply(multiply(multiply(inverse(inverse(A)),inverse(inverse(B))),inverse(C)),D),C),multiply(A,multiply(D,B))),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[4]),21,21,21]),
    [iquote('back_demod(4),demod([21,21,21])')] ).

cnf(31,plain,
    equal(multiply(A,multiply(inverse(B),B)),A),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[22]),30]),
    [iquote('back_demod(22),demod([30])')] ).

cnf(32,plain,
    equal(multiply(A,multiply(multiply(inverse(B),C),multiply(multiply(multiply(inverse(A),inverse(D)),B),D))),C),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[3]),21]),
    [iquote('back_demod(3),demod([21])')] ).

cnf(36,plain,
    equal(multiply(multiply(inverse(A),B),multiply(C,A)),multiply(C,B)),
    inference(para,[status(thm),theory(equality)],[16,9]),
    [iquote('para(16,9)')] ).

cnf(41,plain,
    equal(multiply(A,B),multiply(B,A)),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[31,36]),21,10]),
    [iquote('para(31,36),demod([21,10])')] ).

cnf(42,plain,
    equal(multiply(A,multiply(inverse(A),B)),B),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[8,41]),1]),
    [iquote('para(8,41),flip(1)')] ).

cnf(50,plain,
    equal(inverse(inverse(A)),A),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[42,16]),1]),
    [iquote('para(42,16),flip(1)')] ).

cnf(53,plain,
    equal(multiply(multiply(multiply(multiply(A,B),inverse(C)),D),C),multiply(A,multiply(D,B))),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[30]),50,50]),
    [iquote('back_demod(30),demod([50,50])')] ).

cnf(54,plain,
    equal(multiply(A,multiply(B,multiply(multiply(multiply(inverse(A),inverse(C)),D),C))),multiply(multiply(multiply(D,inverse(E)),B),E)),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[28]),50]),
    [iquote('back_demod(28),demod([50])')] ).

cnf(55,plain,
    equal(multiply(multiply(multiply(A,inverse(B)),C),B),multiply(D,multiply(C,multiply(multiply(multiply(inverse(D),inverse(E)),A),E)))),
    inference(flip,[status(thm),theory(equality)],[54]),
    [iquote('flip(54)')] ).

cnf(76,plain,
    equal(multiply(A,multiply(B,multiply(multiply(multiply(inverse(A),inverse(C)),D),C))),multiply(B,D)),
    inference(para,[status(thm),theory(equality)],[16,32]),
    [iquote('para(16,32)')] ).

cnf(79,plain,
    equal(multiply(multiply(multiply(A,inverse(B)),C),B),multiply(C,A)),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[55]),76]),
    [iquote('back_demod(55),demod([76])')] ).

cnf(81,plain,
    equal(multiply(A,multiply(B,C)),multiply(B,multiply(A,C))),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[53]),79]),
    [iquote('back_demod(53),demod([79])')] ).

cnf(100,plain,
    equal(multiply(A,multiply(B,C)),multiply(multiply(A,C),B)),
    inference(para,[status(thm),theory(equality)],[81,41]),
    [iquote('para(81,41)')] ).

cnf(109,plain,
    equal(multiply(multiply(A,B),C),multiply(A,multiply(B,C))),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[41,100]),1]),
    [iquote('para(41,100),flip(1)')] ).

cnf(110,plain,
    $false,
    inference(conflict,[status(thm)],[109,2]),
    [iquote('conflict(109,2)')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : GRP519-1 : TPTP v8.1.0. Released v2.6.0.
% 0.03/0.13  % 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 05:44:56 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.66/1.05  ----- EQP 0.9e, May 2009 -----
% 0.66/1.05  The job began on n021.cluster.edu, Mon Jun 13 05:44:57 2022
% 0.66/1.05  The command was "./eqp09e".
% 0.66/1.05  
% 0.66/1.05  set(prolog_style_variables).
% 0.66/1.05  set(lrpo).
% 0.66/1.05  set(basic_paramod).
% 0.66/1.05  set(functional_subsume).
% 0.66/1.05  set(ordered_paramod).
% 0.66/1.05  set(prime_paramod).
% 0.66/1.05  set(para_pairs).
% 0.66/1.05  assign(pick_given_ratio,4).
% 0.66/1.05  clear(print_kept).
% 0.66/1.05  clear(print_new_demod).
% 0.66/1.05  clear(print_back_demod).
% 0.66/1.05  clear(print_given).
% 0.66/1.05  assign(max_mem,64000).
% 0.66/1.05  end_of_commands.
% 0.66/1.05  
% 0.66/1.05  Usable:
% 0.66/1.05  end_of_list.
% 0.66/1.05  
% 0.66/1.05  Sos:
% 0.66/1.05  0 (wt=-1) [] multiply(A,multiply(multiply(inverse(multiply(A,B)),C),B)) = C.
% 0.66/1.05  0 (wt=-1) [] -(multiply(multiply(a3,b3),c3) = multiply(a3,multiply(b3,c3))).
% 0.66/1.05  end_of_list.
% 0.66/1.05  
% 0.66/1.05  Demodulators:
% 0.66/1.05  end_of_list.
% 0.66/1.05  
% 0.66/1.05  Passive:
% 0.66/1.05  end_of_list.
% 0.66/1.05  
% 0.66/1.05  Starting to process input.
% 0.66/1.05  
% 0.66/1.05  ** KEPT: 1 (wt=12) [] multiply(A,multiply(multiply(inverse(multiply(A,B)),C),B)) = C.
% 0.66/1.05  1 is a new demodulator.
% 0.66/1.05  
% 0.66/1.05  ** KEPT: 2 (wt=11) [] -(multiply(multiply(a3,b3),c3) = multiply(a3,multiply(b3,c3))).
% 0.66/1.05  ---------------- PROOF FOUND ----------------
% 0.66/1.05  % SZS status Unsatisfiable
% 0.66/1.05  
% 0.66/1.05  
% 0.66/1.05  After processing input:
% 0.66/1.05  
% 0.66/1.05  Usable:
% 0.66/1.05  end_of_list.
% 0.66/1.05  
% 0.66/1.05  Sos:
% 0.66/1.05  2 (wt=11) [] -(multiply(multiply(a3,b3),c3) = multiply(a3,multiply(b3,c3))).
% 0.66/1.05  1 (wt=12) [] multiply(A,multiply(multiply(inverse(multiply(A,B)),C),B)) = C.
% 0.66/1.05  end_of_list.
% 0.66/1.05  
% 0.66/1.05  Demodulators:
% 0.66/1.05  1 (wt=12) [] multiply(A,multiply(multiply(inverse(multiply(A,B)),C),B)) = C.
% 0.66/1.05  end_of_list.
% 0.66/1.05  
% 0.66/1.05  Passive:
% 0.66/1.05  end_of_list.
% 0.66/1.05  
% 0.66/1.05  UNIT CONFLICT from 109 and 2 at   0.01 seconds.
% 0.66/1.05  
% 0.66/1.05  ---------------- PROOF ----------------
% 0.66/1.05  % SZS output start Refutation
% See solution above
% 0.66/1.06  ------------ end of proof -------------
% 0.66/1.06  
% 0.66/1.06  
% 0.66/1.06  ------------- memory usage ------------
% 0.66/1.06  Memory dynamically allocated (tp_alloc): 488.
% 0.66/1.06    type (bytes each)        gets      frees     in use      avail      bytes
% 0.66/1.06  sym_ent (  96)               56          0         56          0      5.2 K
% 0.66/1.06  term (  16)                7032       5371       1661         25     32.5 K
% 0.66/1.06  gen_ptr (   8)             8647       2045       6602         33     51.8 K
% 0.66/1.06  context ( 808)             4638       4636          2          6      6.3 K
% 0.66/1.06  trail (  12)                756        756          0          5      0.1 K
% 0.66/1.06  bt_node (  68)             1880       1877          3         12      1.0 K
% 0.66/1.06  ac_position (285432)          0          0          0          0      0.0 K
% 0.66/1.06  ac_match_pos (14044)          0          0          0          0      0.0 K
% 0.66/1.06  ac_match_free_vars_pos (4020)
% 0.66/1.06                                0          0          0          0      0.0 K
% 0.66/1.06  discrim (  12)             1354        628        726          0      8.5 K
% 0.66/1.06  flat (  40)               12095      12095          0         29      1.1 K
% 0.66/1.06  discrim_pos (  12)          320        320          0          1      0.0 K
% 0.66/1.06  fpa_head (  12)             478          0        478          0      5.6 K
% 0.66/1.06  fpa_tree (  28)             379        379          0         25      0.7 K
% 0.66/1.06  fpa_pos (  36)              179        179          0          1      0.0 K
% 0.66/1.06  literal (  12)              419        310        109          1      1.3 K
% 0.66/1.06  clause (  24)               419        310        109          1      2.6 K
% 0.66/1.06  list (  12)                 129         73         56          3      0.7 K
% 0.66/1.06  list_pos (  20)             482        199        283          0      5.5 K
% 0.66/1.06  pair_index (   40)              2          0          2          0      0.1 K
% 0.66/1.06  
% 0.66/1.06  -------------- statistics -------------
% 0.66/1.06  Clauses input                  2
% 0.66/1.06    Usable input                   0
% 0.66/1.06    Sos input                      2
% 0.66/1.06    Demodulators input             0
% 0.66/1.06    Passive input                  0
% 0.66/1.06  
% 0.66/1.06  Processed BS (before search)   2
% 0.66/1.06  Forward subsumed BS            0
% 0.66/1.06  Kept BS                        2
% 0.66/1.06  New demodulators BS            1
% 0.66/1.06  Back demodulated BS            0
% 0.66/1.06  
% 0.66/1.06  Clauses or pairs given       281
% 0.66/1.06  Clauses generated            262
% 0.66/1.06  Forward subsumed             155
% 0.66/1.06  Deleted by weight              0
% 0.66/1.06  Deleted by variable count      0
% 0.66/1.06  Kept                         107
% 0.66/1.06  New demodulators              69
% 0.66/1.06  Back demodulated              41
% 0.66/1.06  Ordered paramod prunes         0
% 0.66/1.06  Basic paramod prunes         801
% 0.66/1.06  Prime paramod prunes          49
% 0.66/1.06  Semantic prunes                0
% 0.66/1.06  
% 0.66/1.06  Rewrite attmepts            2191
% 0.66/1.06  Rewrites                     221
% 0.66/1.06  
% 0.66/1.06  FPA overloads                  0
% 0.66/1.06  FPA underloads                 0
% 0.66/1.06  
% 0.66/1.06  Usable size                    0
% 0.66/1.06  Sos size                      67
% 0.66/1.06  Demodulators size             41
% 0.66/1.06  Passive size                   0
% 0.66/1.06  Disabled size                 41
% 0.66/1.06  
% 0.66/1.06  Proofs found                   1
% 0.66/1.06  
% 0.66/1.06  ----------- times (seconds) ----------- Mon Jun 13 05:44:57 2022
% 0.66/1.06  
% 0.66/1.06  user CPU time             0.01   (0 hr, 0 min, 0 sec)
% 0.66/1.06  system CPU time           0.01   (0 hr, 0 min, 0 sec)
% 0.66/1.06  wall-clock time           0      (0 hr, 0 min, 0 sec)
% 0.66/1.06  input time                0.00
% 0.66/1.06  paramodulation time       0.00
% 0.66/1.06  demodulation time         0.00
% 0.66/1.06  orient time               0.00
% 0.66/1.06  weigh time                0.00
% 0.66/1.06  forward subsume time      0.00
% 0.66/1.06  back demod find time      0.00
% 0.66/1.06  conflict time             0.00
% 0.66/1.06  LRPO time                 0.00
% 0.66/1.06  store clause time         0.00
% 0.66/1.06  disable clause time       0.00
% 0.66/1.06  prime paramod time        0.00
% 0.66/1.06  semantics time            0.00
% 0.66/1.06  
% 0.66/1.06  EQP interrupted
%------------------------------------------------------------------------------