TSTP Solution File: NUM395+1 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : NUM395+1 : TPTP v8.1.0. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : otter-tptp-script %s

% Computer : n026.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 13:08:14 EDT 2022

% Result   : Theorem 2.07s 2.27s
% Output   : Refutation 2.07s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    5
%            Number of leaves      :    8
% Syntax   : Number of clauses     :   18 (  15 unt;   0 nHn;  18 RR)
%            Number of literals    :   23 (   4 equ;   8 neg)
%            Maximal clause size   :    3 (   1 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of predicates  :    6 (   4 usr;   1 prp; 0-2 aty)
%            Number of functors    :    3 (   3 usr;   3 con; 0-0 aty)
%            Number of variables   :    4 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(8,axiom,
    ( ~ empty(A)
    | A = B
    | ~ empty(B) ),
    file('NUM395+1.p',unknown),
    [] ).

cnf(11,axiom,
    ( ~ epsilon_transitive(A)
    | ~ epsilon_connected(A)
    | ordinal(A) ),
    file('NUM395+1.p',unknown),
    [] ).

cnf(14,axiom,
    ( ~ empty(A)
    | A = empty_set ),
    file('NUM395+1.p',unknown),
    [] ).

cnf(15,axiom,
    ~ ordinal(empty_set),
    file('NUM395+1.p',unknown),
    [] ).

cnf(26,axiom,
    empty(dollar_c3),
    file('NUM395+1.p',unknown),
    [] ).

cnf(45,axiom,
    empty(dollar_c10),
    file('NUM395+1.p',unknown),
    [] ).

cnf(46,axiom,
    epsilon_transitive(empty_set),
    file('NUM395+1.p',unknown),
    [] ).

cnf(47,axiom,
    epsilon_connected(empty_set),
    file('NUM395+1.p',unknown),
    [] ).

cnf(56,plain,
    empty_set = dollar_c3,
    inference(flip,[status(thm),theory(equality)],[inference(hyper,[status(thm)],[26,14])]),
    [iquote('hyper,26,14,flip.1')] ).

cnf(58,plain,
    epsilon_connected(dollar_c3),
    inference(demod,[status(thm),theory(equality)],[inference(back_demod,[status(thm)],[47]),56]),
    [iquote('back_demod,47,demod,56')] ).

cnf(59,plain,
    epsilon_transitive(dollar_c3),
    inference(demod,[status(thm),theory(equality)],[inference(back_demod,[status(thm)],[46]),56]),
    [iquote('back_demod,46,demod,56')] ).

cnf(61,plain,
    ~ ordinal(dollar_c3),
    inference(demod,[status(thm),theory(equality)],[inference(back_demod,[status(thm)],[15]),56]),
    [iquote('back_demod,15,demod,56')] ).

cnf(71,plain,
    dollar_c3 = dollar_c10,
    inference(hyper,[status(thm)],[45,8,26]),
    [iquote('hyper,45,8,26')] ).

cnf(78,plain,
    ~ ordinal(dollar_c10),
    inference(demod,[status(thm),theory(equality)],[inference(back_demod,[status(thm)],[61]),71]),
    [iquote('back_demod,61,demod,71')] ).

cnf(80,plain,
    epsilon_transitive(dollar_c10),
    inference(demod,[status(thm),theory(equality)],[inference(back_demod,[status(thm)],[59]),71]),
    [iquote('back_demod,59,demod,71')] ).

cnf(81,plain,
    epsilon_connected(dollar_c10),
    inference(demod,[status(thm),theory(equality)],[inference(back_demod,[status(thm)],[58]),71]),
    [iquote('back_demod,58,demod,71')] ).

cnf(103,plain,
    ordinal(dollar_c10),
    inference(hyper,[status(thm)],[81,11,80]),
    [iquote('hyper,81,11,80')] ).

cnf(104,plain,
    $false,
    inference(binary,[status(thm)],[103,78]),
    [iquote('binary,103.1,78.1')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : NUM395+1 : TPTP v8.1.0. Released v3.2.0.
% 0.07/0.13  % Command  : otter-tptp-script %s
% 0.13/0.34  % Computer : n026.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  : 300
% 0.13/0.34  % DateTime : Wed Jul 27 10:04:54 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 2.07/2.27  ----- Otter 3.3f, August 2004 -----
% 2.07/2.27  The process was started by sandbox2 on n026.cluster.edu,
% 2.07/2.27  Wed Jul 27 10:04:54 2022
% 2.07/2.27  The command was "./otter".  The process ID is 7972.
% 2.07/2.27  
% 2.07/2.27  set(prolog_style_variables).
% 2.07/2.27  set(auto).
% 2.07/2.27     dependent: set(auto1).
% 2.07/2.27     dependent: set(process_input).
% 2.07/2.27     dependent: clear(print_kept).
% 2.07/2.27     dependent: clear(print_new_demod).
% 2.07/2.27     dependent: clear(print_back_demod).
% 2.07/2.27     dependent: clear(print_back_sub).
% 2.07/2.27     dependent: set(control_memory).
% 2.07/2.27     dependent: assign(max_mem, 12000).
% 2.07/2.27     dependent: assign(pick_given_ratio, 4).
% 2.07/2.27     dependent: assign(stats_level, 1).
% 2.07/2.27     dependent: assign(max_seconds, 10800).
% 2.07/2.27  clear(print_given).
% 2.07/2.27  
% 2.07/2.27  formula_list(usable).
% 2.07/2.27  all A (A=A).
% 2.07/2.27  all A exists B element(B,A).
% 2.07/2.27  all A B (element(A,B)->empty(B)|in(A,B)).
% 2.07/2.27  all A B (in(A,B)-> -in(B,A)).
% 2.07/2.27  all A B (in(A,B)->element(A,B)).
% 2.07/2.27  all A (empty(A)->function(A)).
% 2.07/2.27  all A (relation(A)&empty(A)&function(A)->relation(A)&function(A)&one_to_one(A)).
% 2.07/2.27  all A (empty(A)->relation(A)).
% 2.07/2.27  all A B (-(in(A,B)&empty(B))).
% 2.07/2.27  all A B (-(empty(A)&A!=B&empty(B))).
% 2.07/2.27  all A (ordinal(A)->epsilon_transitive(A)&epsilon_connected(A)).
% 2.07/2.27  all A (epsilon_transitive(A)&epsilon_connected(A)->ordinal(A)).
% 2.07/2.27  exists A (epsilon_transitive(A)&epsilon_connected(A)&ordinal(A)).
% 2.07/2.27  exists A (relation(A)&function(A)).
% 2.07/2.27  exists A (relation(A)&empty(A)&function(A)).
% 2.07/2.27  exists A (relation(A)&function(A)&one_to_one(A)).
% 2.07/2.27  exists A (relation(A)&relation_empty_yielding(A)&function(A)).
% 2.07/2.27  exists A (relation(A)&relation_non_empty(A)&function(A)).
% 2.07/2.27  empty(empty_set).
% 2.07/2.27  relation(empty_set).
% 2.07/2.27  empty(empty_set).
% 2.07/2.27  relation(empty_set).
% 2.07/2.27  relation_empty_yielding(empty_set).
% 2.07/2.27  exists A (empty(A)&relation(A)).
% 2.07/2.27  exists A (-empty(A)&relation(A)).
% 2.07/2.27  exists A (relation(A)&relation_empty_yielding(A)).
% 2.07/2.27  empty(empty_set).
% 2.07/2.27  exists A empty(A).
% 2.07/2.27  exists A (-empty(A)).
% 2.07/2.27  all A (empty(A)->A=empty_set).
% 2.07/2.27  -ordinal(empty_set).
% 2.07/2.27  all A (ordinal(A)<->epsilon_transitive(A)&epsilon_connected(A)).
% 2.07/2.27  epsilon_transitive(empty_set).
% 2.07/2.27  epsilon_connected(empty_set).
% 2.07/2.27  end_of_list.
% 2.07/2.27  
% 2.07/2.27  -------> usable clausifies to:
% 2.07/2.27  
% 2.07/2.27  list(usable).
% 2.07/2.27  0 [] A=A.
% 2.07/2.27  0 [] element($f1(A),A).
% 2.07/2.27  0 [] -element(A,B)|empty(B)|in(A,B).
% 2.07/2.27  0 [] -in(A,B)| -in(B,A).
% 2.07/2.27  0 [] -in(A,B)|element(A,B).
% 2.07/2.27  0 [] -empty(A)|function(A).
% 2.07/2.27  0 [] -relation(A)| -empty(A)| -function(A)|one_to_one(A).
% 2.07/2.27  0 [] -empty(A)|relation(A).
% 2.07/2.27  0 [] -in(A,B)| -empty(B).
% 2.07/2.27  0 [] -empty(A)|A=B| -empty(B).
% 2.07/2.27  0 [] -ordinal(A)|epsilon_transitive(A).
% 2.07/2.27  0 [] -ordinal(A)|epsilon_connected(A).
% 2.07/2.27  0 [] -epsilon_transitive(A)| -epsilon_connected(A)|ordinal(A).
% 2.07/2.27  0 [] epsilon_transitive($c1).
% 2.07/2.27  0 [] epsilon_connected($c1).
% 2.07/2.27  0 [] ordinal($c1).
% 2.07/2.27  0 [] relation($c2).
% 2.07/2.27  0 [] function($c2).
% 2.07/2.27  0 [] relation($c3).
% 2.07/2.27  0 [] empty($c3).
% 2.07/2.27  0 [] function($c3).
% 2.07/2.27  0 [] relation($c4).
% 2.07/2.27  0 [] function($c4).
% 2.07/2.27  0 [] one_to_one($c4).
% 2.07/2.27  0 [] relation($c5).
% 2.07/2.27  0 [] relation_empty_yielding($c5).
% 2.07/2.27  0 [] function($c5).
% 2.07/2.27  0 [] relation($c6).
% 2.07/2.27  0 [] relation_non_empty($c6).
% 2.07/2.27  0 [] function($c6).
% 2.07/2.27  0 [] empty(empty_set).
% 2.07/2.27  0 [] relation(empty_set).
% 2.07/2.27  0 [] empty(empty_set).
% 2.07/2.27  0 [] relation(empty_set).
% 2.07/2.27  0 [] relation_empty_yielding(empty_set).
% 2.07/2.27  0 [] empty($c7).
% 2.07/2.27  0 [] relation($c7).
% 2.07/2.27  0 [] -empty($c8).
% 2.07/2.27  0 [] relation($c8).
% 2.07/2.27  0 [] relation($c9).
% 2.07/2.27  0 [] relation_empty_yielding($c9).
% 2.07/2.27  0 [] empty(empty_set).
% 2.07/2.27  0 [] empty($c10).
% 2.07/2.27  0 [] -empty($c11).
% 2.07/2.27  0 [] -empty(A)|A=empty_set.
% 2.07/2.27  0 [] -ordinal(empty_set).
% 2.07/2.27  0 [] -ordinal(A)|epsilon_transitive(A).
% 2.07/2.27  0 [] -ordinal(A)|epsilon_connected(A).
% 2.07/2.27  0 [] ordinal(A)| -epsilon_transitive(A)| -epsilon_connected(A).
% 2.07/2.27  0 [] epsilon_transitive(empty_set).
% 2.07/2.27  0 [] epsilon_connected(empty_set).
% 2.07/2.27  end_of_list.
% 2.07/2.27  
% 2.07/2.27  SCAN INPUT: prop=0, horn=0, equality=1, symmetry=0, max_lits=4.
% 2.07/2.27  
% 2.07/2.27  This ia a non-Horn set with equality.  The strategy will be
% 2.07/2.27  Knuth-Bendix, ordered hyper_res, factoring, and unit
% 2.07/2.27  deletion, with positive clauses in sos and nonpositive
% 2.07/2.27  clauses in usable.
% 2.07/2.27  
% 2.07/2.27     dependent: set(knuth_bendix).
% 2.07/2.27     dependent: set(anl_eq).
% 2.07/2.27     dependent: set(para_from).
% 2.07/2.27     dependent: set(para_into).
% 2.07/2.27     dependent: clear(para_from_right).
% 2.07/2.27     dependent: clear(para_into_right).
% 2.07/2.27     dependent: set(para_from_vars).
% 2.07/2.27     dependent: set(eq_units_both_ways).
% 2.07/2.27     dependent: set(dynamic_demod_all).
% 2.07/2.27     dependent: set(dynamic_demod).
% 2.07/2.27     dependent: set(order_eq).
% 2.07/2.27     dependent: set(back_demod).
% 2.07/2.27     dependent: set(lrpo).
% 2.07/2.27     dependent: set(hyper_res).
% 2.07/2.27     dependent: set(unit_deletion).
% 2.07/2.27     dependent: set(factor).
% 2.07/2.27  
% 2.07/2.27  ------------> process usable:
% 2.07/2.27  ** KEPT (pick-wt=8): 1 [] -element(A,B)|empty(B)|in(A,B).
% 2.07/2.27  ** KEPT (pick-wt=6): 2 [] -in(A,B)| -in(B,A).
% 2.07/2.27  ** KEPT (pick-wt=6): 3 [] -in(A,B)|element(A,B).
% 2.07/2.27  ** KEPT (pick-wt=4): 4 [] -empty(A)|function(A).
% 2.07/2.27  ** KEPT (pick-wt=8): 5 [] -relation(A)| -empty(A)| -function(A)|one_to_one(A).
% 2.07/2.27  ** KEPT (pick-wt=4): 6 [] -empty(A)|relation(A).
% 2.07/2.27  ** KEPT (pick-wt=5): 7 [] -in(A,B)| -empty(B).
% 2.07/2.27  ** KEPT (pick-wt=7): 8 [] -empty(A)|A=B| -empty(B).
% 2.07/2.27  ** KEPT (pick-wt=4): 9 [] -ordinal(A)|epsilon_transitive(A).
% 2.07/2.27  ** KEPT (pick-wt=4): 10 [] -ordinal(A)|epsilon_connected(A).
% 2.07/2.27  ** KEPT (pick-wt=6): 11 [] -epsilon_transitive(A)| -epsilon_connected(A)|ordinal(A).
% 2.07/2.27  ** KEPT (pick-wt=2): 12 [] -empty($c8).
% 2.07/2.27  ** KEPT (pick-wt=2): 13 [] -empty($c11).
% 2.07/2.27  ** KEPT (pick-wt=5): 14 [] -empty(A)|A=empty_set.
% 2.07/2.27  ** KEPT (pick-wt=2): 15 [] -ordinal(empty_set).
% 2.07/2.27    Following clause subsumed by 9 during input processing: 0 [] -ordinal(A)|epsilon_transitive(A).
% 2.07/2.27    Following clause subsumed by 10 during input processing: 0 [] -ordinal(A)|epsilon_connected(A).
% 2.07/2.27    Following clause subsumed by 11 during input processing: 0 [] ordinal(A)| -epsilon_transitive(A)| -epsilon_connected(A).
% 2.07/2.27  
% 2.07/2.27  ------------> process sos:
% 2.07/2.27  ** KEPT (pick-wt=3): 18 [] A=A.
% 2.07/2.27  ** KEPT (pick-wt=4): 19 [] element($f1(A),A).
% 2.07/2.27  ** KEPT (pick-wt=2): 20 [] epsilon_transitive($c1).
% 2.07/2.27  ** KEPT (pick-wt=2): 21 [] epsilon_connected($c1).
% 2.07/2.27  ** KEPT (pick-wt=2): 22 [] ordinal($c1).
% 2.07/2.27  ** KEPT (pick-wt=2): 23 [] relation($c2).
% 2.07/2.27  ** KEPT (pick-wt=2): 24 [] function($c2).
% 2.07/2.27  ** KEPT (pick-wt=2): 25 [] relation($c3).
% 2.07/2.27  ** KEPT (pick-wt=2): 26 [] empty($c3).
% 2.07/2.27  ** KEPT (pick-wt=2): 27 [] function($c3).
% 2.07/2.27  ** KEPT (pick-wt=2): 28 [] relation($c4).
% 2.07/2.27  ** KEPT (pick-wt=2): 29 [] function($c4).
% 2.07/2.27  ** KEPT (pick-wt=2): 30 [] one_to_one($c4).
% 2.07/2.27  ** KEPT (pick-wt=2): 31 [] relation($c5).
% 2.07/2.27  ** KEPT (pick-wt=2): 32 [] relation_empty_yielding($c5).
% 2.07/2.27  ** KEPT (pick-wt=2): 33 [] function($c5).
% 2.07/2.27  ** KEPT (pick-wt=2): 34 [] relation($c6).
% 2.07/2.27  ** KEPT (pick-wt=2): 35 [] relation_non_empty($c6).
% 2.07/2.27  ** KEPT (pick-wt=2): 36 [] function($c6).
% 2.07/2.27  ** KEPT (pick-wt=2): 37 [] empty(empty_set).
% 2.07/2.27  ** KEPT (pick-wt=2): 38 [] relation(empty_set).
% 2.07/2.27    Following clause subsumed by 37 during input processing: 0 [] empty(empty_set).
% 2.07/2.27    Following clause subsumed by 38 during input processing: 0 [] relation(empty_set).
% 2.07/2.27  ** KEPT (pick-wt=2): 39 [] relation_empty_yielding(empty_set).
% 2.07/2.27  ** KEPT (pick-wt=2): 40 [] empty($c7).
% 2.07/2.27  ** KEPT (pick-wt=2): 41 [] relation($c7).
% 2.07/2.27  ** KEPT (pick-wt=2): 42 [] relation($c8).
% 2.07/2.27  ** KEPT (pick-wt=2): 43 [] relation($c9).
% 2.07/2.27  ** KEPT (pick-wt=2): 44 [] relation_empty_yielding($c9).
% 2.07/2.27    Following clause subsumed by 37 during input processing: 0 [] empty(empty_set).
% 2.07/2.27  ** KEPT (pick-wt=2): 45 [] empty($c10).
% 2.07/2.27  ** KEPT (pick-wt=2): 46 [] epsilon_transitive(empty_set).
% 2.07/2.27  ** KEPT (pick-wt=2): 47 [] epsilon_connected(empty_set).
% 2.07/2.27    Following clause subsumed by 18 during input processing: 0 [copy,18,flip.1] A=A.
% 2.07/2.27  18 back subsumes 17.
% 2.07/2.27  
% 2.07/2.27  ======= end of input processing =======
% 2.07/2.27  
% 2.07/2.27  =========== start of search ===========
% 2.07/2.27  
% 2.07/2.27  -------- PROOF -------- 
% 2.07/2.27  
% 2.07/2.27  ----> UNIT CONFLICT at   0.00 sec ----> 104 [binary,103.1,78.1] $F.
% 2.07/2.27  
% 2.07/2.27  Length of proof is 9.  Level of proof is 4.
% 2.07/2.27  
% 2.07/2.27  ---------------- PROOF ----------------
% 2.07/2.27  % SZS status Theorem
% 2.07/2.27  % SZS output start Refutation
% See solution above
% 2.07/2.27  ------------ end of proof -------------
% 2.07/2.27  
% 2.07/2.27  
% 2.07/2.27  Search stopped by max_proofs option.
% 2.07/2.27  
% 2.07/2.27  
% 2.07/2.27  Search stopped by max_proofs option.
% 2.07/2.27  
% 2.07/2.27  ============ end of search ============
% 2.07/2.27  
% 2.07/2.27  -------------- statistics -------------
% 2.07/2.27  clauses given                 34
% 2.07/2.27  clauses generated             90
% 2.07/2.27  clauses kept                  98
% 2.07/2.27  clauses forward subsumed      65
% 2.07/2.27  clauses back subsumed          7
% 2.07/2.27  Kbytes malloced              976
% 2.07/2.27  
% 2.07/2.27  ----------- times (seconds) -----------
% 2.07/2.27  user CPU time          0.00          (0 hr, 0 min, 0 sec)
% 2.07/2.27  system CPU time        0.00          (0 hr, 0 min, 0 sec)
% 2.07/2.27  wall-clock time        2             (0 hr, 0 min, 2 sec)
% 2.07/2.27  
% 2.07/2.27  That finishes the proof of the theorem.
% 2.07/2.27  
% 2.07/2.27  Process 7972 finished Wed Jul 27 10:04:56 2022
% 2.07/2.27  Otter interrupted
% 2.07/2.27  PROOF FOUND
%------------------------------------------------------------------------------