TSTP Solution File: GRP170-1 by EQP---0.9e

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : EQP---0.9e
% Problem  : GRP170-1 : TPTP v8.1.0. Bugfixed v1.2.1.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_eqp %s

% Computer : n010.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 08:45:39 EDT 2022

% Result   : Unsatisfiable 4.00s 4.41s
% Output   : Refutation 4.00s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    4
%            Number of leaves      :    6
% Syntax   : Number of clauses     :   12 (  12 unt;   0 nHn;   5 RR)
%            Number of literals    :   12 (   0 equ;   1 neg)
%            Maximal clause size   :    1 (   1 avg)
%            Maximal term depth    :    4 (   2 avg)
%            Number of predicates  :    2 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   5 con; 0-2 aty)
%            Number of variables   :   14 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,plain,
    equal(multiply(identity,A),A),
    file('GRP170-1.p',unknown),
    [] ).

cnf(7,plain,
    equal(least_upper_bound(least_upper_bound(A,B),C),least_upper_bound(A,least_upper_bound(B,C))),
    inference(flip,[status(thm),theory(equality)],[1]),
    [iquote('flip(1)')] ).

cnf(12,plain,
    equal(multiply(A,least_upper_bound(B,C)),least_upper_bound(multiply(A,B),multiply(A,C))),
    file('GRP170-1.p',unknown),
    [] ).

cnf(14,plain,
    equal(multiply(least_upper_bound(A,B),C),least_upper_bound(multiply(A,C),multiply(B,C))),
    file('GRP170-1.p',unknown),
    [] ).

cnf(16,plain,
    equal(least_upper_bound(a,b),b),
    file('GRP170-1.p',unknown),
    [] ).

cnf(17,plain,
    equal(least_upper_bound(c,d),d),
    file('GRP170-1.p',unknown),
    [] ).

cnf(18,plain,
    ~ equal(least_upper_bound(multiply(a,c),multiply(b,d)),multiply(b,d)),
    file('GRP170-1.p',unknown),
    [] ).

cnf(61,plain,
    equal(least_upper_bound(multiply(a,A),multiply(b,A)),multiply(b,A)),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[16,14]),1]),
    [iquote('para(16,14),flip(1)')] ).

cnf(63,plain,
    equal(least_upper_bound(multiply(A,c),multiply(A,d)),multiply(A,d)),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[17,12]),1]),
    [iquote('para(17,12),flip(1)')] ).

cnf(390,plain,
    equal(least_upper_bound(multiply(a,A),least_upper_bound(multiply(b,A),B)),least_upper_bound(multiply(b,A),B)),
    inference(flip,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[61,7]),1]),
    [iquote('para(61,7),flip(1)')] ).

cnf(11995,plain,
    equal(least_upper_bound(multiply(a,c),multiply(b,d)),multiply(b,d)),
    inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[63,390]),63]),
    [iquote('para(63,390),demod([63])')] ).

cnf(11996,plain,
    $false,
    inference(conflict,[status(thm)],[11995,18]),
    [iquote('conflict(11995,18)')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : GRP170-1 : TPTP v8.1.0. Bugfixed v1.2.1.
% 0.07/0.13  % Command  : tptp2X_and_run_eqp %s
% 0.13/0.34  % Computer : n010.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 : Tue Jun 14 03:48:24 EDT 2022
% 0.13/0.35  % CPUTime  : 
% 4.00/4.41  ----- EQP 0.9e, May 2009 -----
% 4.00/4.41  The job began on n010.cluster.edu, Tue Jun 14 03:48:25 2022
% 4.00/4.41  The command was "./eqp09e".
% 4.00/4.41  
% 4.00/4.41  set(prolog_style_variables).
% 4.00/4.41  set(lrpo).
% 4.00/4.41  set(basic_paramod).
% 4.00/4.41  set(functional_subsume).
% 4.00/4.41  set(ordered_paramod).
% 4.00/4.41  set(prime_paramod).
% 4.00/4.41  set(para_pairs).
% 4.00/4.41  assign(pick_given_ratio,4).
% 4.00/4.41  clear(print_kept).
% 4.00/4.41  clear(print_new_demod).
% 4.00/4.41  clear(print_back_demod).
% 4.00/4.41  clear(print_given).
% 4.00/4.41  assign(max_mem,64000).
% 4.00/4.41  end_of_commands.
% 4.00/4.41  
% 4.00/4.41  Usable:
% 4.00/4.41  end_of_list.
% 4.00/4.41  
% 4.00/4.41  Sos:
% 4.00/4.41  0 (wt=-1) [] multiply(identity,A) = A.
% 4.00/4.41  0 (wt=-1) [] multiply(inverse(A),A) = identity.
% 4.00/4.41  0 (wt=-1) [] multiply(multiply(A,B),C) = multiply(A,multiply(B,C)).
% 4.00/4.41  0 (wt=-1) [] greatest_lower_bound(A,B) = greatest_lower_bound(B,A).
% 4.00/4.41  0 (wt=-1) [] least_upper_bound(A,B) = least_upper_bound(B,A).
% 4.00/4.41  0 (wt=-1) [] greatest_lower_bound(A,greatest_lower_bound(B,C)) = greatest_lower_bound(greatest_lower_bound(A,B),C).
% 4.00/4.41  0 (wt=-1) [] least_upper_bound(A,least_upper_bound(B,C)) = least_upper_bound(least_upper_bound(A,B),C).
% 4.00/4.41  0 (wt=-1) [] least_upper_bound(A,A) = A.
% 4.00/4.41  0 (wt=-1) [] greatest_lower_bound(A,A) = A.
% 4.00/4.41  0 (wt=-1) [] least_upper_bound(A,greatest_lower_bound(A,B)) = A.
% 4.00/4.41  0 (wt=-1) [] greatest_lower_bound(A,least_upper_bound(A,B)) = A.
% 4.00/4.41  0 (wt=-1) [] multiply(A,least_upper_bound(B,C)) = least_upper_bound(multiply(A,B),multiply(A,C)).
% 4.00/4.41  0 (wt=-1) [] multiply(A,greatest_lower_bound(B,C)) = greatest_lower_bound(multiply(A,B),multiply(A,C)).
% 4.00/4.41  0 (wt=-1) [] multiply(least_upper_bound(A,B),C) = least_upper_bound(multiply(A,C),multiply(B,C)).
% 4.00/4.41  0 (wt=-1) [] multiply(greatest_lower_bound(A,B),C) = greatest_lower_bound(multiply(A,C),multiply(B,C)).
% 4.00/4.41  0 (wt=-1) [] least_upper_bound(a,b) = b.
% 4.00/4.41  0 (wt=-1) [] least_upper_bound(c,d) = d.
% 4.00/4.41  0 (wt=-1) [] -(least_upper_bound(multiply(a,c),multiply(b,d)) = multiply(b,d)).
% 4.00/4.41  end_of_list.
% 4.00/4.41  
% 4.00/4.41  Demodulators:
% 4.00/4.41  end_of_list.
% 4.00/4.41  
% 4.00/4.41  Passive:
% 4.00/4.41  end_of_list.
% 4.00/4.41  
% 4.00/4.41  Starting to process input.
% 4.00/4.41  
% 4.00/4.41  ** KEPT: 1 (wt=5) [] multiply(identity,A) = A.
% 4.00/4.41  1 is a new demodulator.
% 4.00/4.41  
% 4.00/4.41  ** KEPT: 2 (wt=6) [] multiply(inverse(A),A) = identity.
% 4.00/4.41  2 is a new demodulator.
% 4.00/4.41  
% 4.00/4.41  ** KEPT: 3 (wt=11) [] multiply(multiply(A,B),C) = multiply(A,multiply(B,C)).
% 4.00/4.41  3 is a new demodulator.
% 4.00/4.41  
% 4.00/4.41  ** KEPT: 4 (wt=7) [] greatest_lower_bound(A,B) = greatest_lower_bound(B,A).
% 4.00/4.41  clause forward subsumed: 0 (wt=7) [flip(4)] greatest_lower_bound(B,A) = greatest_lower_bound(A,B).
% 4.00/4.41  
% 4.00/4.41  ** KEPT: 5 (wt=7) [] least_upper_bound(A,B) = least_upper_bound(B,A).
% 4.00/4.41  clause forward subsumed: 0 (wt=7) [flip(5)] least_upper_bound(B,A) = least_upper_bound(A,B).
% 4.00/4.41  
% 4.00/4.41  ** KEPT: 6 (wt=11) [flip(1)] greatest_lower_bound(greatest_lower_bound(A,B),C) = greatest_lower_bound(A,greatest_lower_bound(B,C)).
% 4.00/4.41  6 is a new demodulator.
% 4.00/4.41  
% 4.00/4.41  ** KEPT: 7 (wt=11) [flip(1)] least_upper_bound(least_upper_bound(A,B),C) = least_upper_bound(A,least_upper_bound(B,C)).
% 4.00/4.41  7 is a new demodulator.
% 4.00/4.41  
% 4.00/4.41  ** KEPT: 8 (wt=5) [] least_upper_bound(A,A) = A.
% 4.00/4.41  8 is a new demodulator.
% 4.00/4.41  
% 4.00/4.41  ** KEPT: 9 (wt=5) [] greatest_lower_bound(A,A) = A.
% 4.00/4.41  9 is a new demodulator.
% 4.00/4.41  
% 4.00/4.41  ** KEPT: 10 (wt=7) [] least_upper_bound(A,greatest_lower_bound(A,B)) = A.
% 4.00/4.41  10 is a new demodulator.
% 4.00/4.41  
% 4.00/4.41  ** KEPT: 11 (wt=7) [] greatest_lower_bound(A,least_upper_bound(A,B)) = A.
% 4.00/4.41  11 is a new demodulator.
% 4.00/4.41  
% 4.00/4.41  ** KEPT: 12 (wt=13) [] multiply(A,least_upper_bound(B,C)) = least_upper_bound(multiply(A,B),multiply(A,C)).
% 4.00/4.41  12 is a new demodulator.
% 4.00/4.41  
% 4.00/4.41  ** KEPT: 13 (wt=13) [] multiply(A,greatest_lower_bound(B,C)) = greatest_lower_bound(multiply(A,B),multiply(A,C)).
% 4.00/4.41  13 is a new demodulator.
% 4.00/4.41  
% 4.00/4.41  ** KEPT: 14 (wt=13) [] multiply(least_upper_bound(A,B),C) = least_upper_bound(multiply(A,C),multiply(B,C)).
% 4.00/4.41  14 is a new demodulator.
% 4.00/4.41  
% 4.00/4.41  ** KEPT: 15 (wt=13) [] multiply(greatest_lower_bound(A,B),C) = greatest_lower_bound(multiply(A,C),multiply(B,C)).
% 4.00/4.41  15 is a new demodulator.
% 4.00/4.41  
% 4.00/4.41  ** KEPT: 16 (wt=5) [] least_upper_bound(a,b) = b.
% 4.00/4.41  16 is a new demodulator.
% 4.00/4.41  
% 4.00/4.41  ** KEPT: 17 (wt=5) [] least_upper_bound(c,d) = d.
% 4.00/4.41  17 is a new demodulator.
% 4.00/4.41  
% 4.00/4.41  ** KEPT: 18 (wt=11) [] -(least_upper_bound(multiply(a,c),multiply(b,d)) = multiply(b,d)).
% 4.00/4.41  ---------------- PROOF FOUND ----------------
% 4.00/4.41  % SZS status Unsatisfiable
% 4.00/4.41  
% 4.00/4.41  
% 4.00/4.41  After processing input:
% 4.00/4.41  
% 4.00/4.41  Usable:
% 4.00/4.41  end_of_list.
% 4.00/4.41  
% 4.00/4.41  Sos:
% 4.00/4.41  1 (wt=5) [] multiply(identity,A) = A.
% 4.00/4.41  8 (wt=5) [] least_upper_bound(A,A) = A.
% 4.00/4.41  9 (wt=5) [] greatest_lower_bound(A,A) = A.
% 4.00/4.41  16 (wt=5) [] least_upper_bound(a,b) = b.
% 4.00/4.41  17 (wt=5) [] least_upper_bound(c,d) = d.
% 4.00/4.41  2 (wt=6) [] multiply(inverse(A),A) = identity.
% 4.00/4.41  4 (wt=7) [] greatest_lower_bound(A,B) = greatest_lower_bound(B,A).
% 4.00/4.41  5 (wt=7) [] least_upper_bound(A,B) = least_upper_bound(B,A).
% 4.00/4.41  10 (wt=7) [] least_upper_bound(A,greatest_lower_bound(A,B)) = A.
% 4.00/4.41  11 (wt=7) [] greatest_lower_bound(A,least_upper_bound(A,B)) = A.
% 4.00/4.41  3 (wt=11) [] multiply(multiply(A,B),C) = multiply(A,multiply(B,C)).
% 4.00/4.41  6 (wt=11) [flip(1)] greatest_lower_bound(greatest_lower_bound(A,B),C) = greatest_lower_bound(A,greatest_lower_bound(B,C)).
% 4.00/4.41  7 (wt=11) [flip(1)] least_upper_bound(least_upper_bound(A,B),C) = least_upper_bound(A,least_upper_bound(B,C)).
% 4.00/4.41  18 (wt=11) [] -(least_upper_bound(multiply(a,c),multiply(b,d)) = multiply(b,d)).
% 4.00/4.41  12 (wt=13) [] multiply(A,least_upper_bound(B,C)) = least_upper_bound(multiply(A,B),multiply(A,C)).
% 4.00/4.41  13 (wt=13) [] multiply(A,greatest_lower_bound(B,C)) = greatest_lower_bound(multiply(A,B),multiply(A,C)).
% 4.00/4.41  14 (wt=13) [] multiply(least_upper_bound(A,B),C) = least_upper_bound(multiply(A,C),multiply(B,C)).
% 4.00/4.41  15 (wt=13) [] multiply(greatest_lower_bound(A,B),C) = greatest_lower_bound(multiply(A,C),multiply(B,C)).
% 4.00/4.41  end_of_list.
% 4.00/4.41  
% 4.00/4.41  Demodulators:
% 4.00/4.41  1 (wt=5) [] multiply(identity,A) = A.
% 4.00/4.41  2 (wt=6) [] multiply(inverse(A),A) = identity.
% 4.00/4.41  3 (wt=11) [] multiply(multiply(A,B),C) = multiply(A,multiply(B,C)).
% 4.00/4.41  6 (wt=11) [flip(1)] greatest_lower_bound(greatest_lower_bound(A,B),C) = greatest_lower_bound(A,greatest_lower_bound(B,C)).
% 4.00/4.41  7 (wt=11) [flip(1)] least_upper_bound(least_upper_bound(A,B),C) = least_upper_bound(A,least_upper_bound(B,C)).
% 4.00/4.41  8 (wt=5) [] least_upper_bound(A,A) = A.
% 4.00/4.41  9 (wt=5) [] greatest_lower_bound(A,A) = A.
% 4.00/4.41  10 (wt=7) [] least_upper_bound(A,greatest_lower_bound(A,B)) = A.
% 4.00/4.41  11 (wt=7) [] greatest_lower_bound(A,least_upper_bound(A,B)) = A.
% 4.00/4.41  12 (wt=13) [] multiply(A,least_upper_bound(B,C)) = least_upper_bound(multiply(A,B),multiply(A,C)).
% 4.00/4.41  13 (wt=13) [] multiply(A,greatest_lower_bound(B,C)) = greatest_lower_bound(multiply(A,B),multiply(A,C)).
% 4.00/4.41  14 (wt=13) [] multiply(least_upper_bound(A,B),C) = least_upper_bound(multiply(A,C),multiply(B,C)).
% 4.00/4.41  15 (wt=13) [] multiply(greatest_lower_bound(A,B),C) = greatest_lower_bound(multiply(A,C),multiply(B,C)).
% 4.00/4.41  16 (wt=5) [] least_upper_bound(a,b) = b.
% 4.00/4.41  17 (wt=5) [] least_upper_bound(c,d) = d.
% 4.00/4.41  end_of_list.
% 4.00/4.41  
% 4.00/4.41  Passive:
% 4.00/4.41  end_of_list.
% 4.00/4.41  
% 4.00/4.41  UNIT CONFLICT from 11995 and 18 at   2.19 seconds.
% 4.00/4.41  
% 4.00/4.41  ---------------- PROOF ----------------
% 4.00/4.41  % SZS output start Refutation
% See solution above
% 4.00/4.41  ------------ end of proof -------------
% 4.00/4.41  
% 4.00/4.41  
% 4.00/4.41  ------------- memory usage ------------
% 4.00/4.41  Memory dynamically allocated (tp_alloc): 23925.
% 4.00/4.41    type (bytes each)        gets      frees     in use      avail      bytes
% 4.00/4.41  sym_ent (  96)               60          0         60          0      5.6 K
% 4.00/4.41  term (  16)             1725192    1396306     328886         26   6377.2 K
% 4.00/4.41  gen_ptr (   8)          1757584     240593    1516991         24  11851.7 K
% 4.00/4.41  context ( 808)          2466556    2466554          2          6      6.3 K
% 4.00/4.41  trail (  12)             116532     116532          0          7      0.1 K
% 4.00/4.41  bt_node (  68)          1325640    1325635          5         22      1.8 K
% 4.00/4.42  ac_position (285432)          0          0          0          0      0.0 K
% 4.00/4.42  ac_match_pos (14044)          0          0          0          0      0.0 K
% 4.00/4.42  ac_match_free_vars_pos (4020)
% 4.00/4.42                                0          0          0          0      0.0 K
% 4.00/4.42  discrim (  12)           267104       9206     257898         57   3022.9 K
% 4.00/4.42  flat (  40)             3833708    3833708          0        185      7.2 K
% 4.00/4.42  discrim_pos (  12)        78880      78880          0          1      0.0 K
% 4.00/4.42  fpa_head (  12)           24290          0      24290          0    284.6 K
% 4.00/4.42  fpa_tree (  28)           51899      51899          0         83      2.3 K
% 4.00/4.42  fpa_pos (  36)            20346      20346          0          1      0.0 K
% 4.00/4.42  literal (  12)            69730      57735      11995          1    140.6 K
% 4.00/4.42  clause (  24)             69730      57735      11995          1    281.2 K
% 4.00/4.42  list (  12)                8410       8354         56          3      0.7 K
% 4.00/4.42  list_pos (  20)           45945       3393      42552         13    831.3 K
% 4.00/4.42  pair_index (   40)              2          0          2          0      0.1 K
% 4.00/4.42  
% 4.00/4.42  -------------- statistics -------------
% 4.00/4.42  Clauses input                 18
% 4.00/4.42    Usable input                   0
% 4.00/4.42    Sos input                     18
% 4.00/4.42    Demodulators input             0
% 4.00/4.42    Passive input                  0
% 4.00/4.42  
% 4.00/4.42  Processed BS (before search)  20
% 4.00/4.42  Forward subsumed BS            2
% 4.00/4.42  Kept BS                       18
% 4.00/4.42  New demodulators BS           15
% 4.00/4.42  Back demodulated BS            0
% 4.00/4.42  
% 4.00/4.42  Clauses or pairs given    249780
% 4.00/4.42  Clauses generated          46907
% 4.00/4.42  Forward subsumed           34930
% 4.00/4.42  Deleted by weight              0
% 4.00/4.42  Deleted by variable count      0
% 4.00/4.42  Kept                       11977
% 4.00/4.42  New demodulators            8336
% 4.00/4.42  Back demodulated             797
% 4.00/4.42  Ordered paramod prunes         0
% 4.00/4.42  Basic paramod prunes     1601961
% 4.00/4.42  Prime paramod prunes        1984
% 4.00/4.42  Semantic prunes                0
% 4.00/4.42  
% 4.00/4.42  Rewrite attmepts          676539
% 4.00/4.42  Rewrites                   68301
% 4.00/4.42  
% 4.00/4.42  FPA overloads                  0
% 4.00/4.42  FPA underloads                 0
% 4.00/4.42  
% 4.00/4.42  Usable size                    0
% 4.00/4.42  Sos size                   11197
% 4.00/4.42  Demodulators size           8164
% 4.00/4.42  Passive size                   0
% 4.00/4.42  Disabled size                797
% 4.00/4.42  
% 4.00/4.42  Proofs found                   1
% 4.00/4.42  
% 4.00/4.42  ----------- times (seconds) ----------- Tue Jun 14 03:48:28 2022
% 4.00/4.42  
% 4.00/4.42  user CPU time             2.19   (0 hr, 0 min, 2 sec)
% 4.00/4.42  system CPU time           1.13   (0 hr, 0 min, 1 sec)
% 4.00/4.42  wall-clock time           3      (0 hr, 0 min, 3 sec)
% 4.00/4.42  input time                0.00
% 4.00/4.42  paramodulation time       0.40
% 4.00/4.42  demodulation time         0.15
% 4.00/4.42  orient time               0.07
% 4.00/4.42  weigh time                0.01
% 4.00/4.42  forward subsume time      0.06
% 4.00/4.42  back demod find time      0.17
% 4.00/4.42  conflict time             0.01
% 4.00/4.42  LRPO time                 0.03
% 4.00/4.42  store clause time         0.93
% 4.00/4.42  disable clause time       0.04
% 4.00/4.42  prime paramod time        0.06
% 4.00/4.42  semantics time            0.00
% 4.00/4.42  
% 4.00/4.42  EQP interrupted
%------------------------------------------------------------------------------