TSTP Solution File: MGT013-1 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : MGT013-1 : TPTP v8.1.0. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : otter-tptp-script %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  : 300s
% DateTime : Wed Jul 27 13:05:59 EDT 2022

% Result   : Unsatisfiable 1.68s 1.89s
% Output   : Refutation 1.68s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    8
%            Number of leaves      :   17
% Syntax   : Number of clauses     :   29 (  19 unt;   3 nHn;  28 RR)
%            Number of literals    :   60 (  10 equ;  30 neg)
%            Maximal clause size   :    7 (   2 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of predicates  :    8 (   6 usr;   1 prp; 0-3 aty)
%            Number of functors    :    7 (   7 usr;   7 con; 0-0 aty)
%            Number of variables   :   30 (   1 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(2,axiom,
    ( ~ greater(A,B)
    | ~ greater(B,A) ),
    file('MGT013-1.p',unknown),
    [] ).

cnf(3,axiom,
    ( ~ organization(A,B)
    | time(B) ),
    file('MGT013-1.p',unknown),
    [] ).

cnf(4,axiom,
    ( ~ time(A)
    | ~ time(B)
    | greater(A,B)
    | A = B
    | greater(B,A) ),
    file('MGT013-1.p',unknown),
    [] ).

cnf(5,axiom,
    ( ~ reorganization_free(A,B,C)
    | reorganization_free(A,C,B) ),
    file('MGT013-1.p',unknown),
    [] ).

cnf(6,axiom,
    ( ~ organization(A,B)
    | ~ organization(A,C)
    | ~ complexity(A,D,B)
    | ~ complexity(A,E,C)
    | B != C
    | D = E ),
    file('MGT013-1.p',unknown),
    [] ).

cnf(7,axiom,
    ( ~ organization(A,B)
    | ~ organization(A,C)
    | ~ reorganization_free(A,B,C)
    | ~ size(A,D,B)
    | ~ size(A,E,C)
    | ~ greater(C,B)
    | ~ greater(D,E) ),
    file('MGT013-1.p',unknown),
    [] ).

cnf(8,axiom,
    ( ~ organization(A,B)
    | ~ organization(A,C)
    | ~ reorganization_free(A,B,C)
    | ~ complexity(A,D,B)
    | ~ complexity(A,E,C)
    | ~ greater(C,B)
    | ~ greater(D,E) ),
    file('MGT013-1.p',unknown),
    [] ).

cnf(9,plain,
    ~ greater(A,A),
    inference(factor,[status(thm)],[2]),
    [iquote('factor,2.1.2')] ).

cnf(11,plain,
    ( ~ organization(A,B)
    | ~ complexity(A,C,B)
    | ~ complexity(A,D,B)
    | B != B
    | C = D ),
    inference(factor,[status(thm)],[6]),
    [iquote('factor,6.1.2')] ).

cnf(15,axiom,
    A = A,
    file('MGT013-1.p',unknown),
    [] ).

cnf(16,axiom,
    organization(sk1,sk6),
    file('MGT013-1.p',unknown),
    [] ).

cnf(17,axiom,
    organization(sk1,sk7),
    file('MGT013-1.p',unknown),
    [] ).

cnf(18,axiom,
    reorganization_free(sk1,sk6,sk7),
    file('MGT013-1.p',unknown),
    [] ).

cnf(19,axiom,
    complexity(sk1,sk2,sk6),
    file('MGT013-1.p',unknown),
    [] ).

cnf(20,axiom,
    complexity(sk1,sk3,sk7),
    file('MGT013-1.p',unknown),
    [] ).

cnf(21,axiom,
    size(sk1,sk4,sk6),
    file('MGT013-1.p',unknown),
    [] ).

cnf(22,axiom,
    size(sk1,sk5,sk7),
    file('MGT013-1.p',unknown),
    [] ).

cnf(23,axiom,
    greater(sk3,sk2),
    file('MGT013-1.p',unknown),
    [] ).

cnf(24,axiom,
    greater(sk4,sk5),
    file('MGT013-1.p',unknown),
    [] ).

cnf(25,plain,
    time(sk6),
    inference(hyper,[status(thm)],[16,3]),
    [iquote('hyper,16,3')] ).

cnf(34,plain,
    time(sk7),
    inference(hyper,[status(thm)],[17,3]),
    [iquote('hyper,17,3')] ).

cnf(41,plain,
    ( greater(sk6,sk7)
    | sk7 = sk6
    | greater(sk7,sk6) ),
    inference(flip,[status(thm),theory(equality)],[inference(hyper,[status(thm)],[34,4,25])]),
    [iquote('hyper,34,4,25,flip.2')] ).

cnf(44,plain,
    reorganization_free(sk1,sk7,sk6),
    inference(hyper,[status(thm)],[18,5]),
    [iquote('hyper,18,5')] ).

cnf(111,plain,
    ( sk7 = sk6
    | greater(sk7,sk6) ),
    inference(hyper,[status(thm)],[41,8,17,16,44,20,19,23]),
    [iquote('hyper,41,8,17,16,44,20,19,23')] ).

cnf(114,plain,
    sk7 = sk6,
    inference(hyper,[status(thm)],[111,7,16,17,18,21,22,24]),
    [iquote('hyper,111,7,16,17,18,21,22,24')] ).

cnf(144,plain,
    complexity(sk1,sk3,sk6),
    inference(demod,[status(thm),theory(equality)],[inference(back_demod,[status(thm)],[20]),114]),
    [iquote('back_demod,20,demod,114')] ).

cnf(165,plain,
    sk3 = sk2,
    inference(flip,[status(thm),theory(equality)],[inference(hyper,[status(thm)],[144,11,16,19,15])]),
    [iquote('hyper,144,11,16,19,15,flip.1')] ).

cnf(171,plain,
    greater(sk2,sk2),
    inference(demod,[status(thm),theory(equality)],[inference(back_demod,[status(thm)],[23]),165]),
    [iquote('back_demod,23,demod,165')] ).

cnf(172,plain,
    $false,
    inference(binary,[status(thm)],[171,9]),
    [iquote('binary,171.1,9.1')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.10/0.11  % Problem  : MGT013-1 : TPTP v8.1.0. Released v2.4.0.
% 0.10/0.12  % Command  : otter-tptp-script %s
% 0.11/0.32  % Computer : n010.cluster.edu
% 0.11/0.32  % Model    : x86_64 x86_64
% 0.11/0.32  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.32  % Memory   : 8042.1875MB
% 0.11/0.32  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.11/0.32  % CPULimit : 300
% 0.11/0.32  % WCLimit  : 300
% 0.11/0.32  % DateTime : Wed Jul 27 03:54:24 EDT 2022
% 0.11/0.33  % CPUTime  : 
% 1.68/1.88  ----- Otter 3.3f, August 2004 -----
% 1.68/1.88  The process was started by sandbox on n010.cluster.edu,
% 1.68/1.88  Wed Jul 27 03:54:25 2022
% 1.68/1.88  The command was "./otter".  The process ID is 22021.
% 1.68/1.88  
% 1.68/1.88  set(prolog_style_variables).
% 1.68/1.88  set(auto).
% 1.68/1.88     dependent: set(auto1).
% 1.68/1.88     dependent: set(process_input).
% 1.68/1.88     dependent: clear(print_kept).
% 1.68/1.88     dependent: clear(print_new_demod).
% 1.68/1.88     dependent: clear(print_back_demod).
% 1.68/1.88     dependent: clear(print_back_sub).
% 1.68/1.88     dependent: set(control_memory).
% 1.68/1.88     dependent: assign(max_mem, 12000).
% 1.68/1.88     dependent: assign(pick_given_ratio, 4).
% 1.68/1.88     dependent: assign(stats_level, 1).
% 1.68/1.88     dependent: assign(max_seconds, 10800).
% 1.68/1.88  clear(print_given).
% 1.68/1.88  
% 1.68/1.88  list(usable).
% 1.68/1.88  0 [] A=A.
% 1.68/1.88  0 [] -greater(A,B)|A!=B.
% 1.68/1.88  0 [] -greater(A,B)| -greater(B,A).
% 1.68/1.88  0 [] -organization(A,B)|time(B).
% 1.68/1.88  0 [] -time(A)| -time(B)|greater(A,B)|A=B|greater(B,A).
% 1.68/1.88  0 [] -reorganization_free(A,B,C)|reorganization_free(A,C,B).
% 1.68/1.88  0 [] -organization(A,B)| -organization(A,C)| -complexity(A,D,B)| -complexity(A,E,C)|B!=C|D=E.
% 1.68/1.88  0 [] -organization(A,B)| -organization(A,C)| -reorganization_free(A,B,C)| -size(A,D,B)| -size(A,E,C)| -greater(C,B)| -greater(D,E).
% 1.68/1.88  0 [] -organization(A,B)| -organization(A,C)| -reorganization_free(A,B,C)| -complexity(A,D,B)| -complexity(A,E,C)| -greater(C,B)| -greater(D,E).
% 1.68/1.88  0 [] organization(sk1,sk6).
% 1.68/1.88  0 [] organization(sk1,sk7).
% 1.68/1.88  0 [] reorganization_free(sk1,sk6,sk7).
% 1.68/1.88  0 [] complexity(sk1,sk2,sk6).
% 1.68/1.88  0 [] complexity(sk1,sk3,sk7).
% 1.68/1.88  0 [] size(sk1,sk4,sk6).
% 1.68/1.88  0 [] size(sk1,sk5,sk7).
% 1.68/1.88  0 [] greater(sk3,sk2).
% 1.68/1.88  0 [] greater(sk4,sk5).
% 1.68/1.88  end_of_list.
% 1.68/1.88  
% 1.68/1.88  SCAN INPUT: prop=0, horn=0, equality=1, symmetry=0, max_lits=7.
% 1.68/1.88  
% 1.68/1.88  This ia a non-Horn set with equality.  The strategy will be
% 1.68/1.88  Knuth-Bendix, ordered hyper_res, factoring, and unit
% 1.68/1.88  deletion, with positive clauses in sos and nonpositive
% 1.68/1.88  clauses in usable.
% 1.68/1.88  
% 1.68/1.88     dependent: set(knuth_bendix).
% 1.68/1.88     dependent: set(anl_eq).
% 1.68/1.88     dependent: set(para_from).
% 1.68/1.88     dependent: set(para_into).
% 1.68/1.88     dependent: clear(para_from_right).
% 1.68/1.88     dependent: clear(para_into_right).
% 1.68/1.88     dependent: set(para_from_vars).
% 1.68/1.88     dependent: set(eq_units_both_ways).
% 1.68/1.88     dependent: set(dynamic_demod_all).
% 1.68/1.89     dependent: set(dynamic_demod).
% 1.68/1.89     dependent: set(order_eq).
% 1.68/1.89     dependent: set(back_demod).
% 1.68/1.89     dependent: set(lrpo).
% 1.68/1.89     dependent: set(hyper_res).
% 1.68/1.89     dependent: set(unit_deletion).
% 1.68/1.89     dependent: set(factor).
% 1.68/1.89  
% 1.68/1.89  ------------> process usable:
% 1.68/1.89  ** KEPT (pick-wt=6): 1 [] -greater(A,B)|A!=B.
% 1.68/1.89  ** KEPT (pick-wt=6): 2 [] -greater(A,B)| -greater(B,A).
% 1.68/1.89  ** KEPT (pick-wt=5): 3 [] -organization(A,B)|time(B).
% 1.68/1.89  ** KEPT (pick-wt=13): 4 [] -time(A)| -time(B)|greater(A,B)|A=B|greater(B,A).
% 1.68/1.89  ** KEPT (pick-wt=8): 5 [] -reorganization_free(A,B,C)|reorganization_free(A,C,B).
% 1.68/1.89  ** KEPT (pick-wt=20): 6 [] -organization(A,B)| -organization(A,C)| -complexity(A,D,B)| -complexity(A,E,C)|B!=C|D=E.
% 1.68/1.89  ** KEPT (pick-wt=24): 7 [] -organization(A,B)| -organization(A,C)| -reorganization_free(A,B,C)| -size(A,D,B)| -size(A,E,C)| -greater(C,B)| -greater(D,E).
% 1.68/1.89  ** KEPT (pick-wt=24): 8 [] -organization(A,B)| -organization(A,C)| -reorganization_free(A,B,C)| -complexity(A,D,B)| -complexity(A,E,C)| -greater(C,B)| -greater(D,E).
% 1.68/1.89  
% 1.68/1.89  ------------> process sos:
% 1.68/1.89  ** KEPT (pick-wt=3): 15 [] A=A.
% 1.68/1.89  ** KEPT (pick-wt=3): 16 [] organization(sk1,sk6).
% 1.68/1.89  ** KEPT (pick-wt=3): 17 [] organization(sk1,sk7).
% 1.68/1.89  ** KEPT (pick-wt=4): 18 [] reorganization_free(sk1,sk6,sk7).
% 1.68/1.89  ** KEPT (pick-wt=4): 19 [] complexity(sk1,sk2,sk6).
% 1.68/1.89  ** KEPT (pick-wt=4): 20 [] complexity(sk1,sk3,sk7).
% 1.68/1.89  ** KEPT (pick-wt=4): 21 [] size(sk1,sk4,sk6).
% 1.68/1.89  ** KEPT (pick-wt=4): 22 [] size(sk1,sk5,sk7).
% 1.68/1.89  ** KEPT (pick-wt=3): 23 [] greater(sk3,sk2).
% 1.68/1.89  ** KEPT (pick-wt=3): 24 [] greater(sk4,sk5).
% 1.68/1.89    Following clause subsumed by 15 during input processing: 0 [copy,15,flip.1] A=A.
% 1.68/1.89  15 back subsumes 12.
% 1.68/1.89  15 back subsumes 10.
% 1.68/1.89  
% 1.68/1.89  ======= end of input processing =======
% 1.68/1.89  
% 1.68/1.89  =========== start of search ===========
% 1.68/1.89  
% 1.68/1.89  -------- PROOF -------- 
% 1.68/1.89  
% 1.68/1.89  ----> UNIT CONFLICT at   0.01 sec ----> 172 [binary,171.1,9.1] $F.
% 1.68/1.89  
% 1.68/1.89  Length of proof is 11.  Level of proof is 7.
% 1.68/1.89  
% 1.68/1.89  ---------------- PROOF ----------------
% 1.68/1.89  % SZS status Unsatisfiable
% 1.68/1.89  % SZS output start Refutation
% See solution above
% 1.68/1.89  ------------ end of proof -------------
% 1.68/1.89  
% 1.68/1.89  
% 1.68/1.89  Search stopped by max_proofs option.
% 1.68/1.89  
% 1.68/1.89  
% 1.68/1.89  Search stopped by max_proofs option.
% 1.68/1.89  
% 1.68/1.89  ============ end of search ============
% 1.68/1.89  
% 1.68/1.89  -------------- statistics -------------
% 1.68/1.89  clauses given                 20
% 1.68/1.89  clauses generated            401
% 1.68/1.89  clauses kept                 169
% 1.68/1.89  clauses forward subsumed     318
% 1.68/1.89  clauses back subsumed          3
% 1.68/1.89  Kbytes malloced              976
% 1.68/1.89  
% 1.68/1.89  ----------- times (seconds) -----------
% 1.68/1.89  user CPU time          0.01          (0 hr, 0 min, 0 sec)
% 1.68/1.89  system CPU time        0.00          (0 hr, 0 min, 0 sec)
% 1.68/1.89  wall-clock time        1             (0 hr, 0 min, 1 sec)
% 1.68/1.89  
% 1.68/1.89  That finishes the proof of the theorem.
% 1.68/1.89  
% 1.68/1.89  Process 22021 finished Wed Jul 27 03:54:26 2022
% 1.68/1.89  Otter interrupted
% 1.68/1.89  PROOF FOUND
%------------------------------------------------------------------------------