TSTP Solution File: BOO021-1 by EQP---0.9e

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : EQP---0.9e
% Problem  : BOO021-1 : TPTP v8.1.0. Released v2.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_eqp %s

% Computer : n032.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 : Thu Jul 14 23:37:09 EDT 2022

% Result   : Unsatisfiable 0.57s 0.98s
% Output   : Refutation 0.57s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    3
%            Number of leaves      :    4
% Syntax   : Number of clauses     :    7 (   7 unt;   0 nHn;   2 RR)
%            Number of literals    :    7 (   0 equ;   1 neg)
%            Maximal clause size   :    1 (   1 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    2 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    4 (   4 usr;   2 con; 0-2 aty)
%            Number of variables   :   10 (   2 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,plain,
    equal(multiply(add(A,B),B),B),
    file('BOO021-1.p',unknown),
    [] ).

cnf(2,plain,
    equal(multiply(A,add(B,C)),add(multiply(B,A),multiply(C,A))),
    file('BOO021-1.p',unknown),
    [] ).

cnf(5,plain,
    equal(add(multiply(A,B),B),B),
    file('BOO021-1.p',unknown),
    [] ).

cnf(8,plain,
    ~ equal(multiply(b,a),multiply(a,b)),
    file('BOO021-1.p',unknown),
    [] ).

cnf(30,plain,
    equal(add(A,A),A),
    inference(para,[status(thm),theory(equality)],[1,5]),
    [iquote('para(1,5)')] ).

cnf(195,plain,
    equal(multiply(A,B),multiply(B,A)),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[30,2]),30]),
    [iquote('para(30,2),demod([30])')] ).

cnf(196,plain,
    $false,
    inference(conflict,[status(thm)],[195,8]),
    [iquote('conflict(195,8)')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.10/0.10  % Problem  : BOO021-1 : TPTP v8.1.0. Released v2.2.0.
% 0.10/0.11  % Command  : tptp2X_and_run_eqp %s
% 0.10/0.30  % Computer : n032.cluster.edu
% 0.10/0.30  % Model    : x86_64 x86_64
% 0.10/0.30  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.30  % Memory   : 8042.1875MB
% 0.10/0.30  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.10/0.30  % CPULimit : 300
% 0.10/0.30  % WCLimit  : 600
% 0.10/0.30  % DateTime : Wed Jun  1 22:50:15 EDT 2022
% 0.10/0.30  % CPUTime  : 
% 0.57/0.98  ----- EQP 0.9e, May 2009 -----
% 0.57/0.98  The job began on n032.cluster.edu, Wed Jun  1 22:50:15 2022
% 0.57/0.98  The command was "./eqp09e".
% 0.57/0.98  
% 0.57/0.98  set(prolog_style_variables).
% 0.57/0.98  set(lrpo).
% 0.57/0.98  set(basic_paramod).
% 0.57/0.98  set(functional_subsume).
% 0.57/0.98  set(ordered_paramod).
% 0.57/0.98  set(prime_paramod).
% 0.57/0.98  set(para_pairs).
% 0.57/0.98  assign(pick_given_ratio,4).
% 0.57/0.98  clear(print_kept).
% 0.57/0.98  clear(print_new_demod).
% 0.57/0.98  clear(print_back_demod).
% 0.57/0.98  clear(print_given).
% 0.57/0.98  assign(max_mem,64000).
% 0.57/0.98  end_of_commands.
% 0.57/0.98  
% 0.57/0.98  Usable:
% 0.57/0.98  end_of_list.
% 0.57/0.98  
% 0.57/0.98  Sos:
% 0.57/0.98  0 (wt=-1) [] multiply(add(A,B),B) = B.
% 0.57/0.98  0 (wt=-1) [] multiply(A,add(B,C)) = add(multiply(B,A),multiply(C,A)).
% 0.57/0.98  0 (wt=-1) [] add(A,inverse(A)) = n1.
% 0.57/0.98  0 (wt=-1) [] add(multiply(A,B),B) = B.
% 0.57/0.98  0 (wt=-1) [] add(A,multiply(B,C)) = multiply(add(B,A),add(C,A)).
% 0.57/0.98  0 (wt=-1) [] multiply(A,inverse(A)) = n0.
% 0.57/0.98  0 (wt=-1) [] -(multiply(b,a) = multiply(a,b)).
% 0.57/0.98  end_of_list.
% 0.57/0.98  
% 0.57/0.98  Demodulators:
% 0.57/0.98  end_of_list.
% 0.57/0.98  
% 0.57/0.98  Passive:
% 0.57/0.98  end_of_list.
% 0.57/0.98  
% 0.57/0.98  Starting to process input.
% 0.57/0.98  
% 0.57/0.98  ** KEPT: 1 (wt=7) [] multiply(add(A,B),B) = B.
% 0.57/0.98  1 is a new demodulator.
% 0.57/0.98  
% 0.57/0.98  ** KEPT: 2 (wt=13) [] multiply(A,add(B,C)) = add(multiply(B,A),multiply(C,A)).
% 0.57/0.98  
% 0.57/0.98  ** KEPT: 3 (wt=13) [flip(2)] add(multiply(A,B),multiply(C,B)) = multiply(B,add(A,C)).
% 0.57/0.98  clause forward subsumed: 0 (wt=13) [flip(3)] multiply(B,add(A,C)) = add(multiply(A,B),multiply(C,B)).
% 0.57/0.98  
% 0.57/0.98  ** KEPT: 4 (wt=6) [] add(A,inverse(A)) = n1.
% 0.57/0.98  4 is a new demodulator.
% 0.57/0.98  
% 0.57/0.98  ** KEPT: 5 (wt=7) [] add(multiply(A,B),B) = B.
% 0.57/0.98  5 is a new demodulator.
% 0.57/0.98  
% 0.57/0.98  ** KEPT: 6 (wt=13) [flip(1)] multiply(add(A,B),add(C,B)) = add(B,multiply(A,C)).
% 0.57/0.98  6 is a new demodulator.
% 0.57/0.98  
% 0.57/0.98  ** KEPT: 7 (wt=6) [] multiply(A,inverse(A)) = n0.
% 0.57/0.98  7 is a new demodulator.
% 0.57/0.98  
% 0.57/0.98  ** KEPT: 8 (wt=7) [] -(multiply(b,a) = multiply(a,b)).
% 0.57/0.98  ---------------- PROOF FOUND ----------------
% 0.57/0.98  % SZS status Unsatisfiable
% 0.57/0.98  
% 0.57/0.98  
% 0.57/0.98  After processing input:
% 0.57/0.98  
% 0.57/0.98  Usable:
% 0.57/0.98  end_of_list.
% 0.57/0.98  
% 0.57/0.98  Sos:
% 0.57/0.98  4 (wt=6) [] add(A,inverse(A)) = n1.
% 0.57/0.98  7 (wt=6) [] multiply(A,inverse(A)) = n0.
% 0.57/0.98  1 (wt=7) [] multiply(add(A,B),B) = B.
% 0.57/0.98  5 (wt=7) [] add(multiply(A,B),B) = B.
% 0.57/0.98  8 (wt=7) [] -(multiply(b,a) = multiply(a,b)).
% 0.57/0.98  2 (wt=13) [] multiply(A,add(B,C)) = add(multiply(B,A),multiply(C,A)).
% 0.57/0.98  3 (wt=13) [flip(2)] add(multiply(A,B),multiply(C,B)) = multiply(B,add(A,C)).
% 0.57/0.98  6 (wt=13) [flip(1)] multiply(add(A,B),add(C,B)) = add(B,multiply(A,C)).
% 0.57/0.98  end_of_list.
% 0.57/0.98  
% 0.57/0.98  Demodulators:
% 0.57/0.98  1 (wt=7) [] multiply(add(A,B),B) = B.
% 0.57/0.98  4 (wt=6) [] add(A,inverse(A)) = n1.
% 0.57/0.98  5 (wt=7) [] add(multiply(A,B),B) = B.
% 0.57/0.98  6 (wt=13) [flip(1)] multiply(add(A,B),add(C,B)) = add(B,multiply(A,C)).
% 0.57/0.98  7 (wt=6) [] multiply(A,inverse(A)) = n0.
% 0.57/0.98  end_of_list.
% 0.57/0.98  
% 0.57/0.98  Passive:
% 0.57/0.98  end_of_list.
% 0.57/0.98  
% 0.57/0.98  UNIT CONFLICT from 195 and 8 at   0.01 seconds.
% 0.57/0.98  
% 0.57/0.98  ---------------- PROOF ----------------
% 0.57/0.98  % SZS output start Refutation
% See solution above
% 0.57/0.98  ------------ end of proof -------------
% 0.57/0.98  
% 0.57/0.98  
% 0.57/0.98  ------------- memory usage ------------
% 0.57/0.98  Memory dynamically allocated (tp_alloc): 488.
% 0.57/0.98    type (bytes each)        gets      frees     in use      avail      bytes
% 0.57/0.98  sym_ent (  96)               58          0         58          0      5.4 K
% 0.57/0.98  term (  16)                9072       5737       3335         18     64.7 K
% 0.57/0.98  gen_ptr (   8)            14654       2461      12193         16     95.4 K
% 0.57/0.98  context ( 808)             7839       7837          2          2      3.2 K
% 0.57/0.98  trail (  12)               1009       1009          0          5      0.1 K
% 0.57/0.98  bt_node (  68)             2686       2683          3          8      0.7 K
% 0.57/0.98  ac_position (285432)          0          0          0          0      0.0 K
% 0.57/0.98  ac_match_pos (14044)          0          0          0          0      0.0 K
% 0.57/0.98  ac_match_free_vars_pos (4020)
% 0.57/0.98                                0          0          0          0      0.0 K
% 0.57/0.98  discrim (  12)             2514        764       1750        150     22.3 K
% 0.57/0.98  flat (  40)               18567      18567          0         39      1.5 K
% 0.57/0.98  discrim_pos (  12)          309        309          0          1      0.0 K
% 0.57/0.98  fpa_head (  12)             989          0        989          0     11.6 K
% 0.57/0.98  fpa_tree (  28)             218        218          0         11      0.3 K
% 0.57/0.98  fpa_pos (  36)              274        274          0          1      0.0 K
% 0.57/0.98  literal (  12)              712        517        195          1      2.3 K
% 0.57/0.98  clause (  24)               712        517        195          1      4.6 K
% 0.57/0.98  list (  12)                 138         82         56          3      0.7 K
% 0.57/0.98  list_pos (  20)             814        328        486         30     10.1 K
% 0.57/0.98  pair_index (   40)              2          0          2          0      0.1 K
% 0.57/0.98  
% 0.57/0.98  -------------- statistics -------------
% 0.57/0.98  Clauses input                  7
% 0.57/0.98    Usable input                   0
% 0.57/0.98    Sos input                      7
% 0.57/0.98    Demodulators input             0
% 0.57/0.98    Passive input                  0
% 0.57/0.98  
% 0.57/0.98  Processed BS (before search)   9
% 0.57/0.98  Forward subsumed BS            1
% 0.57/0.98  Kept BS                        8
% 0.57/0.98  New demodulators BS            5
% 0.57/0.98  Back demodulated BS            0
% 0.57/0.98  
% 0.57/0.98  Clauses or pairs given       630
% 0.57/0.98  Clauses generated            404
% 0.57/0.98  Forward subsumed             217
% 0.57/0.98  Deleted by weight              0
% 0.57/0.98  Deleted by variable count      0
% 0.57/0.98  Kept                         187
% 0.57/0.98  New demodulators              74
% 0.57/0.98  Back demodulated              71
% 0.57/0.98  Ordered paramod prunes         0
% 0.57/0.98  Basic paramod prunes        1041
% 0.57/0.98  Prime paramod prunes           8
% 0.57/0.98  Semantic prunes                0
% 0.57/0.98  
% 0.57/0.98  Rewrite attmepts            3538
% 0.57/0.98  Rewrites                     214
% 0.57/0.98  
% 0.57/0.98  FPA overloads                  0
% 0.57/0.98  FPA underloads                 0
% 0.57/0.98  
% 0.57/0.98  Usable size                    0
% 0.57/0.98  Sos size                     123
% 0.57/0.98  Demodulators size             46
% 0.57/0.98  Passive size                   0
% 0.57/0.98  Disabled size                 71
% 0.57/0.98  
% 0.57/0.98  Proofs found                   1
% 0.57/0.98  
% 0.57/0.98  ----------- times (seconds) ----------- Wed Jun  1 22:50:15 2022
% 0.57/0.98  
% 0.57/0.98  user CPU time             0.01   (0 hr, 0 min, 0 sec)
% 0.57/0.98  system CPU time           0.01   (0 hr, 0 min, 0 sec)
% 0.57/0.98  wall-clock time           0      (0 hr, 0 min, 0 sec)
% 0.57/0.98  input time                0.00
% 0.57/0.98  paramodulation time       0.00
% 0.57/0.98  demodulation time         0.00
% 0.57/0.98  orient time               0.00
% 0.57/0.98  weigh time                0.00
% 0.57/0.98  forward subsume time      0.00
% 0.57/0.98  back demod find time      0.00
% 0.57/0.98  conflict time             0.00
% 0.57/0.98  LRPO time                 0.00
% 0.57/0.98  store clause time         0.00
% 0.57/0.98  disable clause time       0.00
% 0.57/0.98  prime paramod time        0.00
% 0.57/0.98  semantics time            0.00
% 0.57/0.98  
% 0.57/0.98  EQP interrupted
%------------------------------------------------------------------------------