TSTP Solution File: MGT048+1 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : MGT048+1 : TPTP v8.1.0. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : otter-tptp-script %s

% Computer : n007.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 13:06:11 EDT 2022

% Result   : Theorem 1.83s 2.00s
% Output   : Refutation 1.83s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    4
%            Number of leaves      :    7
% Syntax   : Number of clauses     :   12 (   8 unt;   0 nHn;   9 RR)
%            Number of literals    :   19 (   3 equ;   8 neg)
%            Maximal clause size   :    4 (   1 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    6 (   4 usr;   1 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   3 con; 0-2 aty)
%            Number of variables   :   15 (   6 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(3,axiom,
    ( smaller_or_e_qual(A,B)
    | A != B ),
    file('MGT048+1.p',unknown),
    [] ).

cnf(12,axiom,
    ( ~ organization(A)
    | ~ smaller_or_e_qual(stock_of_knowledge(A,B),stock_of_knowledge(A,C))
    | ~ greater(internal_friction(A,B),internal_friction(A,C))
    | smaller(capability(A,B),capability(A,C)) ),
    file('MGT048+1.p',unknown),
    [] ).

cnf(14,axiom,
    ( ~ organization(A)
    | stock_of_knowledge(A,B) = stock_of_knowledge(A,C) ),
    file('MGT048+1.p',unknown),
    [] ).

cnf(15,axiom,
    ( ~ organization(A)
    | ~ greater(age(A,B),age(A,C))
    | greater(internal_friction(A,B),internal_friction(A,C)) ),
    file('MGT048+1.p',unknown),
    [] ).

cnf(16,axiom,
    ~ smaller(capability(dollar_c3,dollar_c1),capability(dollar_c3,dollar_c2)),
    file('MGT048+1.p',unknown),
    [] ).

cnf(20,axiom,
    organization(dollar_c3),
    file('MGT048+1.p',unknown),
    [] ).

cnf(21,axiom,
    greater(age(dollar_c3,dollar_c1),age(dollar_c3,dollar_c2)),
    file('MGT048+1.p',unknown),
    [] ).

cnf(24,plain,
    stock_of_knowledge(dollar_c3,A) = stock_of_knowledge(dollar_c3,B),
    inference(hyper,[status(thm)],[20,14]),
    [iquote('hyper,20,14')] ).

cnf(27,plain,
    greater(internal_friction(dollar_c3,dollar_c1),internal_friction(dollar_c3,dollar_c2)),
    inference(hyper,[status(thm)],[21,15,20]),
    [iquote('hyper,21,15,20')] ).

cnf(79,plain,
    smaller_or_e_qual(stock_of_knowledge(dollar_c3,A),stock_of_knowledge(dollar_c3,B)),
    inference(hyper,[status(thm)],[24,3]),
    [iquote('hyper,24,3')] ).

cnf(165,plain,
    smaller(capability(dollar_c3,dollar_c1),capability(dollar_c3,dollar_c2)),
    inference(hyper,[status(thm)],[79,12,20,27]),
    [iquote('hyper,79,12,20,27')] ).

cnf(166,plain,
    $false,
    inference(binary,[status(thm)],[165,16]),
    [iquote('binary,165.1,16.1')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : MGT048+1 : TPTP v8.1.0. Released v2.4.0.
% 0.11/0.13  % Command  : otter-tptp-script %s
% 0.12/0.34  % Computer : n007.cluster.edu
% 0.12/0.34  % Model    : x86_64 x86_64
% 0.12/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34  % Memory   : 8042.1875MB
% 0.12/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34  % CPULimit : 300
% 0.12/0.34  % WCLimit  : 300
% 0.12/0.34  % DateTime : Wed Jul 27 03:45:01 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 1.79/2.00  ----- Otter 3.3f, August 2004 -----
% 1.79/2.00  The process was started by sandbox on n007.cluster.edu,
% 1.79/2.00  Wed Jul 27 03:45:01 2022
% 1.79/2.00  The command was "./otter".  The process ID is 6361.
% 1.79/2.00  
% 1.79/2.00  set(prolog_style_variables).
% 1.79/2.00  set(auto).
% 1.79/2.00     dependent: set(auto1).
% 1.79/2.00     dependent: set(process_input).
% 1.79/2.00     dependent: clear(print_kept).
% 1.79/2.00     dependent: clear(print_new_demod).
% 1.79/2.00     dependent: clear(print_back_demod).
% 1.79/2.00     dependent: clear(print_back_sub).
% 1.79/2.00     dependent: set(control_memory).
% 1.79/2.00     dependent: assign(max_mem, 12000).
% 1.79/2.00     dependent: assign(pick_given_ratio, 4).
% 1.79/2.00     dependent: assign(stats_level, 1).
% 1.79/2.00     dependent: assign(max_seconds, 10800).
% 1.79/2.00  clear(print_given).
% 1.79/2.00  
% 1.79/2.00  formula_list(usable).
% 1.79/2.00  all A (A=A).
% 1.79/2.00  all X Y (smaller_or_e_qual(X,Y)<->smaller(X,Y)|X=Y).
% 1.79/2.00  all X Y (greater_or_e_qual(X,Y)<->greater(X,Y)|X=Y).
% 1.79/2.00  all X Y (smaller(X,Y)<->greater(Y,X)).
% 1.79/2.00  all X Y (-(greater(X,Y)&greater(Y,X))).
% 1.79/2.00  all X Y Z (greater(X,Y)&greater(Y,Z)->greater(X,Z)).
% 1.79/2.00  all X Y (smaller(X,Y)|X=Y|greater(X,Y)).
% 1.79/2.00  all X T0 T (organization(X)-> (greater(stock_of_knowledge(X,T),stock_of_knowledge(X,T0))&smaller_or_e_qual(internal_friction(X,T),internal_friction(X,T0))->greater(capability(X,T),capability(X,T0)))& (smaller_or_e_qual(stock_of_knowledge(X,T),stock_of_knowledge(X,T0))&greater(internal_friction(X,T),internal_friction(X,T0))->smaller(capability(X,T),capability(X,T0)))& (stock_of_knowledge(X,T)=stock_of_knowledge(X,T0)&internal_friction(X,T)=internal_friction(X,T0)->capability(X,T)=capability(X,T0))).
% 1.79/2.00  all X T0 T (organization(X)->stock_of_knowledge(X,T)=stock_of_knowledge(X,T0)).
% 1.79/2.00  all X T0 T (organization(X)&greater(age(X,T),age(X,T0))->greater(internal_friction(X,T),internal_friction(X,T0))).
% 1.79/2.00  -(all X T0 T (organization(X)&greater(age(X,T),age(X,T0))->smaller(capability(X,T),capability(X,T0)))).
% 1.79/2.00  end_of_list.
% 1.79/2.00  
% 1.79/2.00  -------> usable clausifies to:
% 1.79/2.00  
% 1.79/2.00  list(usable).
% 1.79/2.00  0 [] A=A.
% 1.79/2.00  0 [] -smaller_or_e_qual(X,Y)|smaller(X,Y)|X=Y.
% 1.79/2.00  0 [] smaller_or_e_qual(X,Y)| -smaller(X,Y).
% 1.79/2.00  0 [] smaller_or_e_qual(X,Y)|X!=Y.
% 1.79/2.00  0 [] -greater_or_e_qual(X,Y)|greater(X,Y)|X=Y.
% 1.79/2.00  0 [] greater_or_e_qual(X,Y)| -greater(X,Y).
% 1.79/2.00  0 [] greater_or_e_qual(X,Y)|X!=Y.
% 1.79/2.00  0 [] -smaller(X,Y)|greater(Y,X).
% 1.79/2.00  0 [] smaller(X,Y)| -greater(Y,X).
% 1.79/2.00  0 [] -greater(X,Y)| -greater(Y,X).
% 1.79/2.00  0 [] -greater(X,Y)| -greater(Y,Z)|greater(X,Z).
% 1.79/2.00  0 [] smaller(X,Y)|X=Y|greater(X,Y).
% 1.79/2.00  0 [] -organization(X)| -greater(stock_of_knowledge(X,T),stock_of_knowledge(X,T0))| -smaller_or_e_qual(internal_friction(X,T),internal_friction(X,T0))|greater(capability(X,T),capability(X,T0)).
% 1.79/2.00  0 [] -organization(X)| -smaller_or_e_qual(stock_of_knowledge(X,T),stock_of_knowledge(X,T0))| -greater(internal_friction(X,T),internal_friction(X,T0))|smaller(capability(X,T),capability(X,T0)).
% 1.79/2.00  0 [] -organization(X)|stock_of_knowledge(X,T)!=stock_of_knowledge(X,T0)|internal_friction(X,T)!=internal_friction(X,T0)|capability(X,T)=capability(X,T0).
% 1.79/2.00  0 [] -organization(X)|stock_of_knowledge(X,T)=stock_of_knowledge(X,T0).
% 1.79/2.00  0 [] -organization(X)| -greater(age(X,T),age(X,T0))|greater(internal_friction(X,T),internal_friction(X,T0)).
% 1.79/2.00  0 [] organization($c3).
% 1.79/2.00  0 [] greater(age($c3,$c1),age($c3,$c2)).
% 1.79/2.00  0 [] -smaller(capability($c3,$c1),capability($c3,$c2)).
% 1.79/2.00  end_of_list.
% 1.79/2.00  
% 1.79/2.00  SCAN INPUT: prop=0, horn=0, equality=1, symmetry=0, max_lits=4.
% 1.79/2.00  
% 1.79/2.00  This ia a non-Horn set with equality.  The strategy will be
% 1.79/2.00  Knuth-Bendix, ordered hyper_res, factoring, and unit
% 1.79/2.00  deletion, with positive clauses in sos and nonpositive
% 1.79/2.00  clauses in usable.
% 1.79/2.00  
% 1.79/2.00     dependent: set(knuth_bendix).
% 1.79/2.00     dependent: set(anl_eq).
% 1.79/2.00     dependent: set(para_from).
% 1.79/2.00     dependent: set(para_into).
% 1.79/2.00     dependent: clear(para_from_right).
% 1.79/2.00     dependent: clear(para_into_right).
% 1.79/2.00     dependent: set(para_from_vars).
% 1.79/2.00     dependent: set(eq_units_both_ways).
% 1.79/2.00     dependent: set(dynamic_demod_all).
% 1.79/2.00     dependent: set(dynamic_demod).
% 1.79/2.00     dependent: set(order_eq).
% 1.79/2.00     dependent: set(back_demod).
% 1.79/2.00     dependent: set(lrpo).
% 1.79/2.00     dependent: set(hyper_res).
% 1.79/2.00     dependent: set(unit_deletion).
% 1.79/2.00     dependent: set(factor).
% 1.79/2.00  
% 1.79/2.00  ------------> process usable:
% 1.79/2.00  ** KEPT (pick-wt=9): 1 [] -smaller_or_e_qual(A,B)|smaller(A,B)|A=B.
% 1.79/2.00  ** KEPT (pick-wt=6): 2 [] smaller_or_e_qual(A,B)| -smaller(A,B).
% 1.79/2.00  ** KEPT (pick-wt=6): 3 [] smaller_or_e_qual(A,B)|A!=B.
% 1.83/2.00  ** KEPT (pick-wt=9): 4 [] -greater_or_e_qual(A,B)|greater(A,B)|A=B.
% 1.83/2.00  ** KEPT (pick-wt=6): 5 [] greater_or_e_qual(A,B)| -greater(A,B).
% 1.83/2.00  ** KEPT (pick-wt=6): 6 [] greater_or_e_qual(A,B)|A!=B.
% 1.83/2.00  ** KEPT (pick-wt=6): 7 [] -smaller(A,B)|greater(B,A).
% 1.83/2.00  ** KEPT (pick-wt=6): 8 [] smaller(A,B)| -greater(B,A).
% 1.83/2.00  ** KEPT (pick-wt=6): 9 [] -greater(A,B)| -greater(B,A).
% 1.83/2.00  ** KEPT (pick-wt=9): 10 [] -greater(A,B)| -greater(B,C)|greater(A,C).
% 1.83/2.00  ** KEPT (pick-wt=23): 11 [] -organization(A)| -greater(stock_of_knowledge(A,B),stock_of_knowledge(A,C))| -smaller_or_e_qual(internal_friction(A,B),internal_friction(A,C))|greater(capability(A,B),capability(A,C)).
% 1.83/2.00  ** KEPT (pick-wt=23): 12 [] -organization(A)| -smaller_or_e_qual(stock_of_knowledge(A,B),stock_of_knowledge(A,C))| -greater(internal_friction(A,B),internal_friction(A,C))|smaller(capability(A,B),capability(A,C)).
% 1.83/2.00  ** KEPT (pick-wt=23): 13 [] -organization(A)|stock_of_knowledge(A,B)!=stock_of_knowledge(A,C)|internal_friction(A,B)!=internal_friction(A,C)|capability(A,B)=capability(A,C).
% 1.83/2.00  ** KEPT (pick-wt=9): 14 [] -organization(A)|stock_of_knowledge(A,B)=stock_of_knowledge(A,C).
% 1.83/2.00  ** KEPT (pick-wt=16): 15 [] -organization(A)| -greater(age(A,B),age(A,C))|greater(internal_friction(A,B),internal_friction(A,C)).
% 1.83/2.00  ** KEPT (pick-wt=7): 16 [] -smaller(capability($c3,$c1),capability($c3,$c2)).
% 1.83/2.00  
% 1.83/2.00  ------------> process sos:
% 1.83/2.00  ** KEPT (pick-wt=3): 18 [] A=A.
% 1.83/2.00  ** KEPT (pick-wt=9): 19 [] smaller(A,B)|A=B|greater(A,B).
% 1.83/2.00  ** KEPT (pick-wt=2): 20 [] organization($c3).
% 1.83/2.00  ** KEPT (pick-wt=7): 21 [] greater(age($c3,$c1),age($c3,$c2)).
% 1.83/2.00    Following clause subsumed by 18 during input processing: 0 [copy,18,flip.1] A=A.
% 1.83/2.00  
% 1.83/2.00  ======= end of input processing =======
% 1.83/2.00  
% 1.83/2.00  =========== start of search ===========
% 1.83/2.00  
% 1.83/2.00  -------- PROOF -------- 
% 1.83/2.00  
% 1.83/2.00  ----> UNIT CONFLICT at   0.00 sec ----> 166 [binary,165.1,16.1] $F.
% 1.83/2.00  
% 1.83/2.00  Length of proof is 4.  Level of proof is 3.
% 1.83/2.00  
% 1.83/2.00  ---------------- PROOF ----------------
% 1.83/2.00  % SZS status Theorem
% 1.83/2.00  % SZS output start Refutation
% See solution above
% 1.83/2.00  ------------ end of proof -------------
% 1.83/2.00  
% 1.83/2.00  
% 1.83/2.00  Search stopped by max_proofs option.
% 1.83/2.00  
% 1.83/2.00  
% 1.83/2.00  Search stopped by max_proofs option.
% 1.83/2.00  
% 1.83/2.00  ============ end of search ============
% 1.83/2.00  
% 1.83/2.00  -------------- statistics -------------
% 1.83/2.00  clauses given                 13
% 1.83/2.00  clauses generated            176
% 1.83/2.00  clauses kept                 165
% 1.83/2.00  clauses forward subsumed      33
% 1.83/2.00  clauses back subsumed          0
% 1.83/2.00  Kbytes malloced              976
% 1.83/2.00  
% 1.83/2.00  ----------- times (seconds) -----------
% 1.83/2.00  user CPU time          0.00          (0 hr, 0 min, 0 sec)
% 1.83/2.00  system CPU time        0.00          (0 hr, 0 min, 0 sec)
% 1.83/2.00  wall-clock time        1             (0 hr, 0 min, 1 sec)
% 1.83/2.00  
% 1.83/2.00  That finishes the proof of the theorem.
% 1.83/2.00  
% 1.83/2.00  Process 6361 finished Wed Jul 27 03:45:02 2022
% 1.83/2.00  Otter interrupted
% 1.83/2.00  PROOF FOUND
%------------------------------------------------------------------------------