TSTP Solution File: MGT011+1 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : MGT011+1 : TPTP v8.1.0. Released v2.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : otter-tptp-script %s

% Computer : n005.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 13:05:58 EDT 2022

% Result   : Theorem 1.71s 1.92s
% Output   : Refutation 1.71s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    5
%            Number of leaves      :   13
% Syntax   : Number of clauses     :   22 (  16 unt;   0 nHn;  22 RR)
%            Number of literals    :   45 (   2 equ;  24 neg)
%            Maximal clause size   :   10 (   2 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    8 (   6 usr;   1 prp; 0-3 aty)
%            Number of functors    :    7 (   7 usr;   5 con; 0-2 aty)
%            Number of variables   :   25 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,axiom,
    ( ~ organization(A,B)
    | inertia(A,dollar_f1(A,B),B) ),
    file('MGT011+1.p',unknown),
    [] ).

cnf(3,axiom,
    ( ~ greater(A,B)
    | ~ greater(B,A) ),
    file('MGT011+1.p',unknown),
    [] ).

cnf(4,axiom,
    ( ~ organization(A,B)
    | class(A,dollar_f2(A,B),B) ),
    file('MGT011+1.p',unknown),
    [] ).

cnf(5,axiom,
    ( ~ organization(A,B)
    | ~ organization(A,C)
    | ~ reorganization_free(A,B,C)
    | ~ class(A,D,B)
    | ~ class(A,E,C)
    | D = E ),
    file('MGT011+1.p',unknown),
    [] ).

cnf(6,axiom,
    ( ~ organization(A,B)
    | ~ organization(C,D)
    | ~ class(A,E,B)
    | ~ class(C,E,D)
    | ~ size(A,F,B)
    | ~ size(C,G,D)
    | ~ inertia(A,H,B)
    | ~ inertia(C,I,D)
    | ~ greater(G,F)
    | greater(I,H) ),
    file('MGT011+1.p',unknown),
    [] ).

cnf(7,axiom,
    ( ~ organization(A,B)
    | ~ organization(A,C)
    | ~ reorganization_free(A,B,C)
    | ~ inertia(A,D,B)
    | ~ inertia(A,E,C)
    | ~ greater(C,B)
    | greater(E,D) ),
    file('MGT011+1.p',unknown),
    [] ).

cnf(9,axiom,
    organization(dollar_c5,dollar_c2),
    file('MGT011+1.p',unknown),
    [] ).

cnf(10,axiom,
    organization(dollar_c5,dollar_c1),
    file('MGT011+1.p',unknown),
    [] ).

cnf(11,axiom,
    reorganization_free(dollar_c5,dollar_c2,dollar_c1),
    file('MGT011+1.p',unknown),
    [] ).

cnf(12,axiom,
    size(dollar_c5,dollar_c4,dollar_c2),
    file('MGT011+1.p',unknown),
    [] ).

cnf(13,axiom,
    size(dollar_c5,dollar_c3,dollar_c1),
    file('MGT011+1.p',unknown),
    [] ).

cnf(14,axiom,
    greater(dollar_c1,dollar_c2),
    file('MGT011+1.p',unknown),
    [] ).

cnf(15,axiom,
    greater(dollar_c4,dollar_c3),
    file('MGT011+1.p',unknown),
    [] ).

cnf(16,plain,
    class(dollar_c5,dollar_f2(dollar_c5,dollar_c2),dollar_c2),
    inference(hyper,[status(thm)],[9,4]),
    [iquote('hyper,9,4')] ).

cnf(17,plain,
    inertia(dollar_c5,dollar_f1(dollar_c5,dollar_c2),dollar_c2),
    inference(hyper,[status(thm)],[9,1]),
    [iquote('hyper,9,1')] ).

cnf(20,plain,
    class(dollar_c5,dollar_f2(dollar_c5,dollar_c1),dollar_c1),
    inference(hyper,[status(thm)],[10,4]),
    [iquote('hyper,10,4')] ).

cnf(21,plain,
    inertia(dollar_c5,dollar_f1(dollar_c5,dollar_c1),dollar_c1),
    inference(hyper,[status(thm)],[10,1]),
    [iquote('hyper,10,1')] ).

cnf(50,plain,
    dollar_f2(dollar_c5,dollar_c2) = dollar_f2(dollar_c5,dollar_c1),
    inference(hyper,[status(thm)],[20,5,9,10,11,16]),
    [iquote('hyper,20,5,9,10,11,16')] ).

cnf(54,plain,
    class(dollar_c5,dollar_f2(dollar_c5,dollar_c1),dollar_c2),
    inference(demod,[status(thm),theory(equality)],[inference(back_demod,[status(thm)],[16]),50]),
    [iquote('back_demod,16,demod,50')] ).

cnf(60,plain,
    greater(dollar_f1(dollar_c5,dollar_c1),dollar_f1(dollar_c5,dollar_c2)),
    inference(hyper,[status(thm)],[21,7,9,10,11,17,14]),
    [iquote('hyper,21,7,9,10,11,17,14')] ).

cnf(66,plain,
    greater(dollar_f1(dollar_c5,dollar_c2),dollar_f1(dollar_c5,dollar_c1)),
    inference(hyper,[status(thm)],[54,6,10,9,20,13,12,21,17,15]),
    [iquote('hyper,54,6,10,9,20,13,12,21,17,15')] ).

cnf(79,plain,
    $false,
    inference(hyper,[status(thm)],[66,3,60]),
    [iquote('hyper,66,3,60')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.11  % Problem  : MGT011+1 : TPTP v8.1.0. Released v2.0.0.
% 0.11/0.12  % Command  : otter-tptp-script %s
% 0.12/0.33  % Computer : n005.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 300
% 0.12/0.33  % DateTime : Wed Jul 27 04:00:50 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 1.71/1.92  ----- Otter 3.3f, August 2004 -----
% 1.71/1.92  The process was started by sandbox on n005.cluster.edu,
% 1.71/1.92  Wed Jul 27 04:00:50 2022
% 1.71/1.92  The command was "./otter".  The process ID is 8605.
% 1.71/1.92  
% 1.71/1.92  set(prolog_style_variables).
% 1.71/1.92  set(auto).
% 1.71/1.92     dependent: set(auto1).
% 1.71/1.92     dependent: set(process_input).
% 1.71/1.92     dependent: clear(print_kept).
% 1.71/1.92     dependent: clear(print_new_demod).
% 1.71/1.92     dependent: clear(print_back_demod).
% 1.71/1.92     dependent: clear(print_back_sub).
% 1.71/1.92     dependent: set(control_memory).
% 1.71/1.92     dependent: assign(max_mem, 12000).
% 1.71/1.92     dependent: assign(pick_given_ratio, 4).
% 1.71/1.92     dependent: assign(stats_level, 1).
% 1.71/1.92     dependent: assign(max_seconds, 10800).
% 1.71/1.92  clear(print_given).
% 1.71/1.92  
% 1.71/1.92  formula_list(usable).
% 1.71/1.92  all A (A=A).
% 1.71/1.92  all X T (organization(X,T)-> (exists I inertia(X,I,T))).
% 1.71/1.92  all X Y (-(greater(X,Y)&X=Y)).
% 1.71/1.92  all X Y (-(greater(X,Y)&greater(Y,X))).
% 1.71/1.92  all X T (organization(X,T)-> (exists C class(X,C,T))).
% 1.71/1.92  all X T1 T2 C1 C2 (organization(X,T1)&organization(X,T2)&reorganization_free(X,T1,T2)&class(X,C1,T1)&class(X,C2,T2)->C1=C2).
% 1.71/1.92  all X Y C S1 S2 I1 I2 T1 T2 (organization(X,T1)&organization(Y,T2)&class(X,C,T1)&class(Y,C,T2)&size(X,S1,T1)&size(Y,S2,T2)&inertia(X,I1,T1)&inertia(Y,I2,T2)&greater(S2,S1)->greater(I2,I1)).
% 1.71/1.92  all X I1 I2 T1 T2 (organization(X,T1)&organization(X,T2)&reorganization_free(X,T1,T2)&inertia(X,I1,T1)&inertia(X,I2,T2)&greater(T2,T1)->greater(I2,I1)).
% 1.71/1.92  -(all X S1 S2 T1 T2 (organization(X,T1)&organization(X,T2)&reorganization_free(X,T1,T2)&size(X,S1,T1)&size(X,S2,T2)&greater(T2,T1)-> -greater(S1,S2))).
% 1.71/1.92  end_of_list.
% 1.71/1.92  
% 1.71/1.92  -------> usable clausifies to:
% 1.71/1.92  
% 1.71/1.92  list(usable).
% 1.71/1.92  0 [] A=A.
% 1.71/1.92  0 [] -organization(X,T)|inertia(X,$f1(X,T),T).
% 1.71/1.92  0 [] -greater(X,Y)|X!=Y.
% 1.71/1.92  0 [] -greater(X,Y)| -greater(Y,X).
% 1.71/1.92  0 [] -organization(X,T)|class(X,$f2(X,T),T).
% 1.71/1.92  0 [] -organization(X,T1)| -organization(X,T2)| -reorganization_free(X,T1,T2)| -class(X,C1,T1)| -class(X,C2,T2)|C1=C2.
% 1.71/1.92  0 [] -organization(X,T1)| -organization(Y,T2)| -class(X,C,T1)| -class(Y,C,T2)| -size(X,S1,T1)| -size(Y,S2,T2)| -inertia(X,I1,T1)| -inertia(Y,I2,T2)| -greater(S2,S1)|greater(I2,I1).
% 1.71/1.92  0 [] -organization(X,T1)| -organization(X,T2)| -reorganization_free(X,T1,T2)| -inertia(X,I1,T1)| -inertia(X,I2,T2)| -greater(T2,T1)|greater(I2,I1).
% 1.71/1.92  0 [] organization($c5,$c2).
% 1.71/1.92  0 [] organization($c5,$c1).
% 1.71/1.92  0 [] reorganization_free($c5,$c2,$c1).
% 1.71/1.92  0 [] size($c5,$c4,$c2).
% 1.71/1.92  0 [] size($c5,$c3,$c1).
% 1.71/1.92  0 [] greater($c1,$c2).
% 1.71/1.92  0 [] greater($c4,$c3).
% 1.71/1.92  end_of_list.
% 1.71/1.92  
% 1.71/1.92  SCAN INPUT: prop=0, horn=1, equality=1, symmetry=0, max_lits=10.
% 1.71/1.92  
% 1.71/1.92  This is a Horn set with equality.  The strategy will be
% 1.71/1.92  Knuth-Bendix and hyper_res, with positive clauses in
% 1.71/1.92  sos and nonpositive clauses in usable.
% 1.71/1.92  
% 1.71/1.92     dependent: set(knuth_bendix).
% 1.71/1.92     dependent: set(anl_eq).
% 1.71/1.92     dependent: set(para_from).
% 1.71/1.92     dependent: set(para_into).
% 1.71/1.92     dependent: clear(para_from_right).
% 1.71/1.92     dependent: clear(para_into_right).
% 1.71/1.92     dependent: set(para_from_vars).
% 1.71/1.92     dependent: set(eq_units_both_ways).
% 1.71/1.92     dependent: set(dynamic_demod_all).
% 1.71/1.92     dependent: set(dynamic_demod).
% 1.71/1.92     dependent: set(order_eq).
% 1.71/1.92     dependent: set(back_demod).
% 1.71/1.92     dependent: set(lrpo).
% 1.71/1.92     dependent: set(hyper_res).
% 1.71/1.92     dependent: clear(order_hyper).
% 1.71/1.92  
% 1.71/1.92  ------------> process usable:
% 1.71/1.92  ** KEPT (pick-wt=9): 1 [] -organization(A,B)|inertia(A,$f1(A,B),B).
% 1.71/1.92  ** KEPT (pick-wt=6): 2 [] -greater(A,B)|A!=B.
% 1.71/1.92  ** KEPT (pick-wt=6): 3 [] -greater(A,B)| -greater(B,A).
% 1.71/1.92  ** KEPT (pick-wt=9): 4 [] -organization(A,B)|class(A,$f2(A,B),B).
% 1.71/1.92  ** KEPT (pick-wt=21): 5 [] -organization(A,B)| -organization(A,C)| -reorganization_free(A,B,C)| -class(A,D,B)| -class(A,E,C)|D=E.
% 1.71/1.92  ** KEPT (pick-wt=36): 6 [] -organization(A,B)| -organization(C,D)| -class(A,E,B)| -class(C,E,D)| -size(A,F,B)| -size(C,G,D)| -inertia(A,H,B)| -inertia(C,I,D)| -greater(G,F)|greater(I,H).
% 1.71/1.92  ** KEPT (pick-wt=24): 7 [] -organization(A,B)| -organization(A,C)| -reorganization_free(A,B,C)| -inertia(A,D,B)| -inertia(A,E,C)| -greater(C,B)|greater(E,D).
% 1.71/1.92  
% 1.71/1.92  ------------> process sos:
% 1.71/1.92  ** KEPT (pick-wt=3): 8 [] A=A.
% 1.71/1.92  ** KEPT (pick-wt=3): 9 [] organization($c5,$c2).
% 1.71/1.92  ** KEPT (pick-wt=3): 10 [] organization($c5,$c1).
% 1.71/1.92  ** KEPT (pick-wt=4): 11 [] reorganization_free($c5,$c2,$c1).
% 1.71/1.92  ** KEPT (pick-wt=4): 12 [] size($c5,$c4,$c2).
% 1.71/1.92  ** KEPT (pick-wt=4): 13 [] size($c5,$c3,$c1).
% 1.71/1.92  ** KEPT (pick-wt=3): 14 [] greater($c1,$c2).
% 1.71/1.92  ** KEPT (pick-wt=3): 15 [] greater($c4,$c3).
% 1.71/1.92    Following clause subsumed by 8 during input processing: 0 [copy,8,flip.1] A=A.
% 1.71/1.92  
% 1.71/1.92  ======= end of input processing =======
% 1.71/1.92  
% 1.71/1.92  =========== start of search ===========
% 1.71/1.92  
% 1.71/1.92  -------- PROOF -------- 
% 1.71/1.92  
% 1.71/1.92  -----> EMPTY CLAUSE at   0.00 sec ----> 79 [hyper,66,3,60] $F.
% 1.71/1.92  
% 1.71/1.92  Length of proof is 8.  Level of proof is 4.
% 1.71/1.92  
% 1.71/1.92  ---------------- PROOF ----------------
% 1.71/1.92  % SZS status Theorem
% 1.71/1.92  % SZS output start Refutation
% See solution above
% 1.71/1.92  ------------ end of proof -------------
% 1.71/1.92  
% 1.71/1.92  
% 1.71/1.92  Search stopped by max_proofs option.
% 1.71/1.92  
% 1.71/1.92  
% 1.71/1.92  Search stopped by max_proofs option.
% 1.71/1.92  
% 1.71/1.92  ============ end of search ============
% 1.71/1.92  
% 1.71/1.92  -------------- statistics -------------
% 1.71/1.92  clauses given                 18
% 1.71/1.92  clauses generated             67
% 1.71/1.92  clauses kept                  77
% 1.71/1.92  clauses forward subsumed       9
% 1.71/1.92  clauses back subsumed          0
% 1.71/1.92  Kbytes malloced              976
% 1.71/1.92  
% 1.71/1.92  ----------- times (seconds) -----------
% 1.71/1.92  user CPU time          0.00          (0 hr, 0 min, 0 sec)
% 1.71/1.92  system CPU time        0.00          (0 hr, 0 min, 0 sec)
% 1.71/1.92  wall-clock time        2             (0 hr, 0 min, 2 sec)
% 1.71/1.92  
% 1.71/1.92  That finishes the proof of the theorem.
% 1.71/1.92  
% 1.71/1.92  Process 8605 finished Wed Jul 27 04:00:52 2022
% 1.71/1.93  Otter interrupted
% 1.71/1.93  PROOF FOUND
%------------------------------------------------------------------------------