TSTP Solution File: GRP685-11 by EQP---0.9e

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : EQP---0.9e
% Problem  : GRP685-11 : TPTP v8.1.0. Released v8.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_eqp %s

% Computer : n003.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 08:48:53 EDT 2022

% Result   : Unsatisfiable 0.78s 1.15s
% Output   : Refutation 0.78s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    7
%            Number of leaves      :    3
% Syntax   : Number of clauses     :   16 (  16 unt;   0 nHn;   3 RR)
%            Number of literals    :   16 (   0 equ;   2 neg)
%            Maximal clause size   :    1 (   1 avg)
%            Maximal term depth    :    5 (   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   :   27 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,plain,
    equal(ld(A,mult(A,A)),A),
    file('GRP685-11.p',unknown),
    [] ).

cnf(2,plain,
    equal(rd(mult(A,A),A),A),
    file('GRP685-11.p',unknown),
    [] ).

cnf(3,plain,
    equal(mult(A,ld(A,B)),ld(A,mult(A,B))),
    file('GRP685-11.p',unknown),
    [] ).

cnf(4,plain,
    equal(rd(mult(A,B),B),mult(rd(A,B),B)),
    inference(flip,[status(thm),theory(equality)],[1]),
    [iquote('flip(1)')] ).

cnf(5,plain,
    equal(mult(rd(A,A),A),A),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[2]),4]),
    [iquote('back_demod(2),demod([4])')] ).

cnf(8,plain,
    equal(mult(rd(mult(A,B),rd(C,D)),rd(C,D)),mult(A,mult(rd(B,D),D))),
    inference(demod,[status(thm),theory(equality)],[4,4]),
    [iquote('demod([4,4])')] ).

cnf(9,plain,
    equal(mult(rd(rd(A,A),B),B),ld(A,mult(A,ld(B,B)))),
    inference(flip,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[4]),1]),
    [iquote('demod([4]),flip(1)')] ).

cnf(10,plain,
    ~ equal(mult(rd(x6,rd(x7,x8)),rd(x7,x8)),mult(rd(x6,x8),x8)),
    inference(demod,[status(thm),theory(equality)],[4,4]),
    [iquote('demod([4,4])')] ).

cnf(12,plain,
    equal(rd(A,A),ld(A,A)),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[5,4]),9,3,1]),
    [iquote('para(5,4),demod([9,3,1])')] ).

cnf(14,plain,
    equal(mult(ld(A,A),A),A),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[5]),12]),
    [iquote('back_demod(5),demod([12])')] ).

cnf(22,plain,
    equal(mult(rd(mult(A,B),mult(rd(C,D),D)),mult(rd(C,D),D)),mult(A,mult(rd(B,D),D))),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[4,8]),4]),
    [iquote('para(4,8),demod([4])')] ).

cnf(41,plain,
    equal(mult(rd(A,rd(B,C)),rd(B,C)),mult(ld(A,A),mult(rd(A,C),C))),
    inference(para,[status(thm),theory(equality)],[14,8]),
    [iquote('para(14,8)')] ).

cnf(46,plain,
    ~ equal(mult(ld(x6,x6),mult(rd(x6,x8),x8)),mult(rd(x6,x8),x8)),
    inference(demod,[status(thm),theory(equality)],[inference(demod,[status(thm),theory(equality)],[10]),41]),
    [iquote('back_demod(10),demod([41])')] ).

cnf(74,plain,
    equal(mult(rd(mult(A,B),C),C),mult(A,mult(rd(B,C),C))),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[12,22]),14,12,14]),
    [iquote('para(12,22),demod([14,12,14])')] ).

cnf(82,plain,
    equal(mult(ld(A,A),mult(rd(A,B),B)),mult(rd(A,B),B)),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[14,74]),1]),
    [iquote('para(14,74),flip(1)')] ).

cnf(83,plain,
    $false,
    inference(conflict,[status(thm)],[82,46]),
    [iquote('conflict(82,46)')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.05/0.14  % Problem  : GRP685-11 : TPTP v8.1.0. Released v8.1.0.
% 0.05/0.15  % Command  : tptp2X_and_run_eqp %s
% 0.14/0.36  % Computer : n003.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
% 0.14/0.37  % CPULimit : 300
% 0.14/0.37  % WCLimit  : 600
% 0.14/0.37  % DateTime : Tue Jun 14 11:57:10 EDT 2022
% 0.14/0.37  % CPUTime  : 
% 0.78/1.15  ----- EQP 0.9e, May 2009 -----
% 0.78/1.15  The job began on n003.cluster.edu, Tue Jun 14 11:57:11 2022
% 0.78/1.15  The command was "./eqp09e".
% 0.78/1.15  
% 0.78/1.15  set(prolog_style_variables).
% 0.78/1.15  set(lrpo).
% 0.78/1.15  set(basic_paramod).
% 0.78/1.15  set(functional_subsume).
% 0.78/1.15  set(ordered_paramod).
% 0.78/1.15  set(prime_paramod).
% 0.78/1.15  set(para_pairs).
% 0.78/1.15  assign(pick_given_ratio,4).
% 0.78/1.15  clear(print_kept).
% 0.78/1.15  clear(print_new_demod).
% 0.78/1.15  clear(print_back_demod).
% 0.78/1.15  clear(print_given).
% 0.78/1.15  assign(max_mem,64000).
% 0.78/1.15  end_of_commands.
% 0.78/1.15  
% 0.78/1.15  Usable:
% 0.78/1.15  end_of_list.
% 0.78/1.15  
% 0.78/1.15  Sos:
% 0.78/1.15  0 (wt=-1) [] ld(A,mult(A,A)) = A.
% 0.78/1.15  0 (wt=-1) [] rd(mult(A,A),A) = A.
% 0.78/1.15  0 (wt=-1) [] mult(A,ld(A,B)) = ld(A,mult(A,B)).
% 0.78/1.15  0 (wt=-1) [] mult(rd(A,B),B) = rd(mult(A,B),B).
% 0.78/1.15  0 (wt=-1) [] ld(ld(A,B),mult(ld(A,B),mult(C,D))) = mult(ld(A,mult(A,C)),D).
% 0.78/1.15  0 (wt=-1) [] rd(mult(mult(A,B),rd(C,D)),rd(C,D)) = mult(A,rd(mult(B,D),D)).
% 0.78/1.15  0 (wt=-1) [] ld(A,mult(A,ld(B,B))) = rd(mult(rd(A,A),B),B).
% 0.78/1.15  0 (wt=-1) [] -(rd(mult(x6,rd(x7,x8)),rd(x7,x8)) = rd(mult(x6,x8),x8)).
% 0.78/1.15  end_of_list.
% 0.78/1.15  
% 0.78/1.15  Demodulators:
% 0.78/1.15  end_of_list.
% 0.78/1.15  
% 0.78/1.15  Passive:
% 0.78/1.15  end_of_list.
% 0.78/1.15  
% 0.78/1.15  Starting to process input.
% 0.78/1.15  
% 0.78/1.15  ** KEPT: 1 (wt=7) [] ld(A,mult(A,A)) = A.
% 0.78/1.15  1 is a new demodulator.
% 0.78/1.15  
% 0.78/1.15  ** KEPT: 2 (wt=7) [] rd(mult(A,A),A) = A.
% 0.78/1.15  2 is a new demodulator.
% 0.78/1.15  
% 0.78/1.15  ** KEPT: 3 (wt=11) [] mult(A,ld(A,B)) = ld(A,mult(A,B)).
% 0.78/1.15  3 is a new demodulator.
% 0.78/1.15  
% 0.78/1.15  ** KEPT: 4 (wt=11) [flip(1)] rd(mult(A,B),B) = mult(rd(A,B),B).
% 0.78/1.15  4 is a new demodulator.
% 0.78/1.15      -> 4 back demodulating 2.
% 0.78/1.15  
% 0.78/1.15  ** KEPT: 5 (wt=7) [back_demod(2),demod([4])] mult(rd(A,A),A) = A.
% 0.78/1.15  5 is a new demodulator.
% 0.78/1.15  
% 0.78/1.15  ** KEPT: 6 (wt=19) [] ld(ld(A,B),mult(ld(A,B),mult(C,D))) = mult(ld(A,mult(A,C)),D).
% 0.78/1.15  
% 0.78/1.15  ** KEPT: 7 (wt=19) [flip(6)] mult(ld(A,mult(A,B)),C) = ld(ld(A,D),mult(ld(A,D),mult(B,C))).
% 0.78/1.15  clause forward subsumed: 0 (wt=19) [flip(7)] ld(ld(A,D),mult(ld(A,D),mult(B,C))) = mult(ld(A,mult(A,B)),C).
% 0.78/1.15  
% 0.78/1.15  ** KEPT: 8 (wt=19) [demod([4,4])] mult(rd(mult(A,B),rd(C,D)),rd(C,D)) = mult(A,mult(rd(B,D),D)).
% 0.78/1.15  8 is a new demodulator.
% 0.78/1.15  
% 0.78/1.15  ** KEPT: 9 (wt=15) [demod([4]),flip(1)] mult(rd(rd(A,A),B),B) = ld(A,mult(A,ld(B,B))).
% 0.78/1.15  9 is a new demodulator.
% 0.78/1.15  
% 0.78/1.15  ** KEPT: 10 (wt=15) [demod([4,4])] -(mult(rd(x6,rd(x7,x8)),rd(x7,x8)) = mult(rd(x6,x8),x8)).
% 0.78/1.15  ---------------- PROOF FOUND ----------------
% 0.78/1.15  % SZS status Unsatisfiable
% 0.78/1.15  
% 0.78/1.15  
% 0.78/1.15  After processing input:
% 0.78/1.15  
% 0.78/1.15  Usable:
% 0.78/1.15  end_of_list.
% 0.78/1.15  
% 0.78/1.15  Sos:
% 0.78/1.15  1 (wt=7) [] ld(A,mult(A,A)) = A.
% 0.78/1.15  5 (wt=7) [back_demod(2),demod([4])] mult(rd(A,A),A) = A.
% 0.78/1.15  3 (wt=11) [] mult(A,ld(A,B)) = ld(A,mult(A,B)).
% 0.78/1.15  4 (wt=11) [flip(1)] rd(mult(A,B),B) = mult(rd(A,B),B).
% 0.78/1.15  9 (wt=15) [demod([4]),flip(1)] mult(rd(rd(A,A),B),B) = ld(A,mult(A,ld(B,B))).
% 0.78/1.15  10 (wt=15) [demod([4,4])] -(mult(rd(x6,rd(x7,x8)),rd(x7,x8)) = mult(rd(x6,x8),x8)).
% 0.78/1.15  6 (wt=19) [] ld(ld(A,B),mult(ld(A,B),mult(C,D))) = mult(ld(A,mult(A,C)),D).
% 0.78/1.15  7 (wt=19) [flip(6)] mult(ld(A,mult(A,B)),C) = ld(ld(A,D),mult(ld(A,D),mult(B,C))).
% 0.78/1.15  8 (wt=19) [demod([4,4])] mult(rd(mult(A,B),rd(C,D)),rd(C,D)) = mult(A,mult(rd(B,D),D)).
% 0.78/1.15  end_of_list.
% 0.78/1.15  
% 0.78/1.15  Demodulators:
% 0.78/1.15  1 (wt=7) [] ld(A,mult(A,A)) = A.
% 0.78/1.15  3 (wt=11) [] mult(A,ld(A,B)) = ld(A,mult(A,B)).
% 0.78/1.15  4 (wt=11) [flip(1)] rd(mult(A,B),B) = mult(rd(A,B),B).
% 0.78/1.15  5 (wt=7) [back_demod(2),demod([4])] mult(rd(A,A),A) = A.
% 0.78/1.15  8 (wt=19) [demod([4,4])] mult(rd(mult(A,B),rd(C,D)),rd(C,D)) = mult(A,mult(rd(B,D),D)).
% 0.78/1.15  9 (wt=15) [demod([4]),flip(1)] mult(rd(rd(A,A),B),B) = ld(A,mult(A,ld(B,B))).
% 0.78/1.15  end_of_list.
% 0.78/1.15  
% 0.78/1.15  Passive:
% 0.78/1.15  end_of_list.
% 0.78/1.15  
% 0.78/1.15  UNIT CONFLICT from 82 and 46 at   0.00 seconds.
% 0.78/1.15  
% 0.78/1.15  ---------------- PROOF ----------------
% 0.78/1.15  % SZS output start Refutation
% See solution above
% 0.78/1.15  ------------ end of proof -------------
% 0.78/1.15  
% 0.78/1.15  
% 0.78/1.15  ------------- memory usage ------------
% 0.78/1.15  Memory dynamically allocated (tp_alloc): 488.
% 0.78/1.15    type (bytes each)        gets      frees     in use      avail      bytes
% 0.78/1.15  sym_ent (  96)               58          0         58          0      5.4 K
% 0.78/1.15  term (  16)                5332       3614       1718         24     33.7 K
% 0.78/1.15  gen_ptr (   8)             7892       1114       6778         15     53.1 K
% 0.78/1.15  context ( 808)             3500       3498          2          3      3.9 K
% 0.78/1.15  trail (  12)                299        299          0          5      0.1 K
% 0.78/1.15  bt_node (  68)             1331       1328          3          8      0.7 K
% 0.78/1.15  ac_position (285432)          0          0          0          0      0.0 K
% 0.78/1.15  ac_match_pos (14044)          0          0          0          0      0.0 K
% 0.78/1.15  ac_match_free_vars_pos (4020)
% 0.78/1.15                                0          0          0          0      0.0 K
% 0.78/1.15  discrim (  12)             1874        432       1442          4     16.9 K
% 0.78/1.15  flat (  40)                8025       8025          0         31      1.2 K
% 0.78/1.15  discrim_pos (  12)          139        139          0          1      0.0 K
% 0.78/1.15  fpa_head (  12)            1257          0       1257          0     14.7 K
% 0.78/1.15  fpa_tree (  28)             272        272          0         25      0.7 K
% 0.78/1.15  fpa_pos (  36)              149        149          0          1      0.0 K
% 0.78/1.15  literal (  12)              246        164         82          1      1.0 K
% 0.78/1.15  clause (  24)               246        164         82          1      1.9 K
% 0.78/1.15  list (  12)                 126         70         56          4      0.7 K
% 0.78/1.15  list_pos (  20)             366        118        248          0      4.8 K
% 0.78/1.15  pair_index (   40)              2          0          2          0      0.1 K
% 0.78/1.15  
% 0.78/1.15  -------------- statistics -------------
% 0.78/1.15  Clauses input                  8
% 0.78/1.15    Usable input                   0
% 0.78/1.15    Sos input                      8
% 0.78/1.15    Demodulators input             0
% 0.78/1.15    Passive input                  0
% 0.78/1.15  
% 0.78/1.15  Processed BS (before search)  11
% 0.78/1.15  Forward subsumed BS            1
% 0.78/1.15  Kept BS                       10
% 0.78/1.15  New demodulators BS            7
% 0.78/1.15  Back demodulated BS            1
% 0.78/1.15  
% 0.78/1.15  Clauses or pairs given       163
% 0.78/1.15  Clauses generated            134
% 0.78/1.15  Forward subsumed              62
% 0.78/1.15  Deleted by weight              0
% 0.78/1.15  Deleted by variable count      0
% 0.78/1.15  Kept                          72
% 0.78/1.15  New demodulators              60
% 0.78/1.15  Back demodulated              22
% 0.78/1.15  Ordered paramod prunes         0
% 0.78/1.15  Basic paramod prunes         102
% 0.78/1.15  Prime paramod prunes           1
% 0.78/1.15  Semantic prunes                0
% 0.78/1.15  
% 0.78/1.15  Rewrite attmepts            1550
% 0.78/1.15  Rewrites                     130
% 0.78/1.15  
% 0.78/1.15  FPA overloads                  0
% 0.78/1.15  FPA underloads                 0
% 0.78/1.15  
% 0.78/1.15  Usable size                    0
% 0.78/1.15  Sos size                      58
% 0.78/1.15  Demodulators size             51
% 0.78/1.15  Passive size                   0
% 0.78/1.15  Disabled size                 23
% 0.78/1.15  
% 0.78/1.15  Proofs found                   1
% 0.78/1.15  
% 0.78/1.15  ----------- times (seconds) ----------- Tue Jun 14 11:57:11 2022
% 0.78/1.15  
% 0.78/1.15  user CPU time             0.00   (0 hr, 0 min, 0 sec)
% 0.78/1.15  system CPU time           0.01   (0 hr, 0 min, 0 sec)
% 0.78/1.15  wall-clock time           0      (0 hr, 0 min, 0 sec)
% 0.78/1.15  input time                0.00
% 0.78/1.15  paramodulation time       0.00
% 0.78/1.15  demodulation time         0.00
% 0.78/1.15  orient time               0.00
% 0.78/1.15  weigh time                0.00
% 0.78/1.15  forward subsume time      0.00
% 0.78/1.15  back demod find time      0.00
% 0.78/1.15  conflict time             0.00
% 0.78/1.15  LRPO time                 0.00
% 0.78/1.15  store clause time         0.00
% 0.78/1.15  disable clause time       0.00
% 0.78/1.15  prime paramod time        0.00
% 0.78/1.15  semantics time            0.00
% 0.78/1.15  
% 0.78/1.15  EQP interrupted
%------------------------------------------------------------------------------