TSTP Solution File: SET998+1 by Otter---3.3
View Problem
- Process Solution
%------------------------------------------------------------------------------
% File : Otter---3.3
% Problem : SET998+1 : TPTP v8.1.0. Released v3.2.0.
% Transfm : none
% Format : tptp:raw
% Command : otter-tptp-script %s
% Computer : n027.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 13:14:39 EDT 2022
% Result : Unknown 66.14s 66.37s
% Output : None
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.11 % Problem : SET998+1 : TPTP v8.1.0. Released v3.2.0.
% 0.03/0.12 % Command : otter-tptp-script %s
% 0.12/0.33 % Computer : n027.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 11:07:36 EDT 2022
% 0.12/0.33 % CPUTime :
% 1.90/2.11 ----- Otter 3.3f, August 2004 -----
% 1.90/2.11 The process was started by sandbox2 on n027.cluster.edu,
% 1.90/2.11 Wed Jul 27 11:07:37 2022
% 1.90/2.11 The command was "./otter". The process ID is 16079.
% 1.90/2.11
% 1.90/2.11 set(prolog_style_variables).
% 1.90/2.11 set(auto).
% 1.90/2.11 dependent: set(auto1).
% 1.90/2.11 dependent: set(process_input).
% 1.90/2.11 dependent: clear(print_kept).
% 1.90/2.11 dependent: clear(print_new_demod).
% 1.90/2.11 dependent: clear(print_back_demod).
% 1.90/2.11 dependent: clear(print_back_sub).
% 1.90/2.11 dependent: set(control_memory).
% 1.90/2.11 dependent: assign(max_mem, 12000).
% 1.90/2.11 dependent: assign(pick_given_ratio, 4).
% 1.90/2.11 dependent: assign(stats_level, 1).
% 1.90/2.11 dependent: assign(max_seconds, 10800).
% 1.90/2.11 clear(print_given).
% 1.90/2.11
% 1.90/2.11 formula_list(usable).
% 1.90/2.11 all A (A=A).
% 1.90/2.11 all A B (in(A,B)-> -in(B,A)).
% 1.90/2.11 all A (empty(A)->function(A)).
% 1.90/2.11 all A (empty(A)->relation(A)).
% 1.90/2.11 all A B (unordered_pair(A,B)=unordered_pair(B,A)).
% 1.90/2.11 all A (relation(A)&function(A)-> (all B C ((in(B,relation_dom(A))-> (C=apply(A,B)<->in(ordered_pair(B,C),A)))& (-in(B,relation_dom(A))-> (C=apply(A,B)<->C=empty_set))))).
% 1.90/2.11 all A (relation(A)-> (all B (B=relation_dom(A)<-> (all C (in(C,B)<-> (exists D in(ordered_pair(C,D),A))))))).
% 1.90/2.11 all A B (ordered_pair(A,B)=unordered_pair(unordered_pair(A,B),singleton(A))).
% 1.90/2.11 all A (relation(A)-> (all B (relation(B)-> (all C (relation(C)-> (C=relation_composition(A,B)<-> (all D E (in(ordered_pair(D,E),C)<-> (exists F (in(ordered_pair(D,F),A)&in(ordered_pair(F,E),B))))))))))).
% 1.90/2.11 all A B (relation(A)&relation(B)->relation(relation_composition(A,B))).
% 1.90/2.11 all A exists B element(B,A).
% 1.90/2.11 all A B (empty(A)&relation(B)->empty(relation_composition(B,A))&relation(relation_composition(B,A))).
% 1.90/2.11 empty(empty_set).
% 1.90/2.11 relation(empty_set).
% 1.90/2.11 relation_empty_yielding(empty_set).
% 1.90/2.11 all A B (relation(A)&function(A)&relation(B)&function(B)->relation(relation_composition(A,B))&function(relation_composition(A,B))).
% 1.90/2.11 all A (-empty(powerset(A))).
% 1.90/2.11 empty(empty_set).
% 1.90/2.11 all A B (-empty(ordered_pair(A,B))).
% 1.90/2.11 all A (-empty(singleton(A))).
% 1.90/2.11 all A B (-empty(unordered_pair(A,B))).
% 1.90/2.11 empty(empty_set).
% 1.90/2.11 relation(empty_set).
% 1.90/2.11 all A (-empty(A)&relation(A)-> -empty(relation_dom(A))).
% 1.90/2.11 all A (empty(A)->empty(relation_dom(A))&relation(relation_dom(A))).
% 1.90/2.11 all A B (empty(A)&relation(B)->empty(relation_composition(A,B))&relation(relation_composition(A,B))).
% 1.90/2.11 exists A (relation(A)&function(A)).
% 1.90/2.11 exists A (empty(A)&relation(A)).
% 1.90/2.11 all A (-empty(A)-> (exists B (element(B,powerset(A))& -empty(B)))).
% 1.90/2.11 exists A empty(A).
% 1.90/2.11 exists A (-empty(A)&relation(A)).
% 1.90/2.11 all A exists B (element(B,powerset(A))&empty(B)).
% 1.90/2.11 exists A (-empty(A)).
% 1.90/2.11 exists A (relation(A)&relation_empty_yielding(A)).
% 1.90/2.11 all A B subset(A,A).
% 1.90/2.11 all A B (in(A,B)->element(A,B)).
% 1.90/2.11 -(all A (relation(A)&function(A)-> (all B (relation(B)&function(B)-> (all C (relation(C)&function(C)-> ((all D (in(D,relation_dom(C))<->in(D,relation_dom(A))&in(apply(A,D),relation_dom(B))))& (all D (in(D,relation_dom(C))->apply(C,D)=apply(B,apply(A,D))))->C=relation_composition(A,B)))))))).
% 1.90/2.11 all A B (element(A,B)->empty(B)|in(A,B)).
% 1.90/2.11 all A B (element(A,powerset(B))<->subset(A,B)).
% 1.90/2.11 all A B C (in(A,B)&element(B,powerset(C))->element(A,C)).
% 1.90/2.11 all A B C (-(in(A,B)&element(B,powerset(C))&empty(C))).
% 1.90/2.11 all A (empty(A)->A=empty_set).
% 1.90/2.11 all A B (-(in(A,B)&empty(B))).
% 1.90/2.11 all A B (-(empty(A)&A!=B&empty(B))).
% 1.90/2.11 end_of_list.
% 1.90/2.11
% 1.90/2.11 -------> usable clausifies to:
% 1.90/2.11
% 1.90/2.11 list(usable).
% 1.90/2.11 0 [] A=A.
% 1.90/2.11 0 [] -in(A,B)| -in(B,A).
% 1.90/2.11 0 [] -empty(A)|function(A).
% 1.90/2.11 0 [] -empty(A)|relation(A).
% 1.90/2.11 0 [] unordered_pair(A,B)=unordered_pair(B,A).
% 1.90/2.11 0 [] -relation(A)| -function(A)| -in(B,relation_dom(A))|C!=apply(A,B)|in(ordered_pair(B,C),A).
% 1.90/2.11 0 [] -relation(A)| -function(A)| -in(B,relation_dom(A))|C=apply(A,B)| -in(ordered_pair(B,C),A).
% 1.90/2.11 0 [] -relation(A)| -function(A)|in(B,relation_dom(A))|C!=apply(A,B)|C=empty_set.
% 1.90/2.11 0 [] -relation(A)| -function(A)|in(B,relation_dom(A))|C=apply(A,B)|C!=empty_set.
% 1.90/2.11 0 [] -relation(A)|B!=relation_dom(A)| -in(C,B)|in(ordered_pair(C,$f1(A,B,C)),A).
% 1.90/2.11 0 [] -relation(A)|B!=relation_dom(A)|in(C,B)| -in(ordered_pair(C,D),A).
% 1.90/2.11 0 [] -relation(A)|B=relation_dom(A)|in($f3(A,B),B)|in(ordered_pair($f3(A,B),$f2(A,B)),A).
% 1.90/2.11 0 [] -relation(A)|B=relation_dom(A)| -in($f3(A,B),B)| -in(ordered_pair($f3(A,B),X1),A).
% 1.90/2.11 0 [] ordered_pair(A,B)=unordered_pair(unordered_pair(A,B),singleton(A)).
% 1.90/2.11 0 [] -relation(A)| -relation(B)| -relation(C)|C!=relation_composition(A,B)| -in(ordered_pair(D,E),C)|in(ordered_pair(D,$f4(A,B,C,D,E)),A).
% 1.90/2.11 0 [] -relation(A)| -relation(B)| -relation(C)|C!=relation_composition(A,B)| -in(ordered_pair(D,E),C)|in(ordered_pair($f4(A,B,C,D,E),E),B).
% 1.90/2.11 0 [] -relation(A)| -relation(B)| -relation(C)|C!=relation_composition(A,B)|in(ordered_pair(D,E),C)| -in(ordered_pair(D,F),A)| -in(ordered_pair(F,E),B).
% 1.90/2.11 0 [] -relation(A)| -relation(B)| -relation(C)|C=relation_composition(A,B)|in(ordered_pair($f7(A,B,C),$f6(A,B,C)),C)|in(ordered_pair($f7(A,B,C),$f5(A,B,C)),A).
% 1.90/2.11 0 [] -relation(A)| -relation(B)| -relation(C)|C=relation_composition(A,B)|in(ordered_pair($f7(A,B,C),$f6(A,B,C)),C)|in(ordered_pair($f5(A,B,C),$f6(A,B,C)),B).
% 1.90/2.11 0 [] -relation(A)| -relation(B)| -relation(C)|C=relation_composition(A,B)| -in(ordered_pair($f7(A,B,C),$f6(A,B,C)),C)| -in(ordered_pair($f7(A,B,C),X2),A)| -in(ordered_pair(X2,$f6(A,B,C)),B).
% 1.90/2.11 0 [] -relation(A)| -relation(B)|relation(relation_composition(A,B)).
% 1.90/2.11 0 [] element($f8(A),A).
% 1.90/2.11 0 [] -empty(A)| -relation(B)|empty(relation_composition(B,A)).
% 1.90/2.11 0 [] -empty(A)| -relation(B)|relation(relation_composition(B,A)).
% 1.90/2.11 0 [] empty(empty_set).
% 1.90/2.11 0 [] relation(empty_set).
% 1.90/2.11 0 [] relation_empty_yielding(empty_set).
% 1.90/2.11 0 [] -relation(A)| -function(A)| -relation(B)| -function(B)|relation(relation_composition(A,B)).
% 1.90/2.11 0 [] -relation(A)| -function(A)| -relation(B)| -function(B)|function(relation_composition(A,B)).
% 1.90/2.11 0 [] -empty(powerset(A)).
% 1.90/2.11 0 [] empty(empty_set).
% 1.90/2.11 0 [] -empty(ordered_pair(A,B)).
% 1.90/2.11 0 [] -empty(singleton(A)).
% 1.90/2.11 0 [] -empty(unordered_pair(A,B)).
% 1.90/2.11 0 [] empty(empty_set).
% 1.90/2.11 0 [] relation(empty_set).
% 1.90/2.11 0 [] empty(A)| -relation(A)| -empty(relation_dom(A)).
% 1.90/2.11 0 [] -empty(A)|empty(relation_dom(A)).
% 1.90/2.11 0 [] -empty(A)|relation(relation_dom(A)).
% 1.90/2.11 0 [] -empty(A)| -relation(B)|empty(relation_composition(A,B)).
% 1.90/2.11 0 [] -empty(A)| -relation(B)|relation(relation_composition(A,B)).
% 1.90/2.11 0 [] relation($c1).
% 1.90/2.11 0 [] function($c1).
% 1.90/2.11 0 [] empty($c2).
% 1.90/2.11 0 [] relation($c2).
% 1.90/2.11 0 [] empty(A)|element($f9(A),powerset(A)).
% 1.90/2.11 0 [] empty(A)| -empty($f9(A)).
% 1.90/2.11 0 [] empty($c3).
% 1.90/2.11 0 [] -empty($c4).
% 1.90/2.11 0 [] relation($c4).
% 1.90/2.11 0 [] element($f10(A),powerset(A)).
% 1.90/2.11 0 [] empty($f10(A)).
% 1.90/2.11 0 [] -empty($c5).
% 1.90/2.11 0 [] relation($c6).
% 1.90/2.11 0 [] relation_empty_yielding($c6).
% 1.90/2.11 0 [] subset(A,A).
% 1.90/2.11 0 [] -in(A,B)|element(A,B).
% 1.90/2.11 0 [] relation($c9).
% 1.90/2.11 0 [] function($c9).
% 1.90/2.11 0 [] relation($c8).
% 1.90/2.11 0 [] function($c8).
% 1.90/2.11 0 [] relation($c7).
% 1.90/2.11 0 [] function($c7).
% 1.90/2.11 0 [] -in(D,relation_dom($c7))|in(D,relation_dom($c9)).
% 1.90/2.11 0 [] -in(D,relation_dom($c7))|in(apply($c9,D),relation_dom($c8)).
% 1.90/2.11 0 [] in(D,relation_dom($c7))| -in(D,relation_dom($c9))| -in(apply($c9,D),relation_dom($c8)).
% 1.90/2.11 0 [] -in(X3,relation_dom($c7))|apply($c7,X3)=apply($c8,apply($c9,X3)).
% 1.90/2.11 0 [] $c7!=relation_composition($c9,$c8).
% 1.90/2.11 0 [] -element(A,B)|empty(B)|in(A,B).
% 1.90/2.11 0 [] -element(A,powerset(B))|subset(A,B).
% 1.90/2.11 0 [] element(A,powerset(B))| -subset(A,B).
% 1.90/2.11 0 [] -in(A,B)| -element(B,powerset(C))|element(A,C).
% 1.90/2.11 0 [] -in(A,B)| -element(B,powerset(C))| -empty(C).
% 1.90/2.11 0 [] -empty(A)|A=empty_set.
% 1.90/2.11 0 [] -in(A,B)| -empty(B).
% 1.90/2.11 0 [] -empty(A)|A=B| -empty(B).
% 1.90/2.11 end_of_list.
% 1.90/2.11
% 1.90/2.11 SCAN INPUT: prop=0, horn=0, equality=1, symmetry=0, max_lits=7.
% 1.90/2.11
% 1.90/2.11 This ia a non-Horn set with equality. The strategy will be
% 1.90/2.11 Knuth-Bendix, ordered hyper_res, factoring, and unit
% 1.90/2.11 deletion, with positive clauses in sos and nonpositive
% 1.90/2.11 clauses in usable.
% 1.90/2.11
% 1.90/2.11 dependent: set(knuth_bendix).
% 1.90/2.11 dependent: set(anl_eq).
% 1.90/2.11 dependent: set(para_from).
% 1.90/2.11 dependent: set(para_into).
% 1.90/2.11 dependent: clear(para_from_right).
% 1.90/2.11 dependent: clear(para_into_right).
% 1.90/2.11 dependent: set(para_from_vars).
% 1.90/2.11 dependent: set(eq_units_both_ways).
% 1.90/2.11 dependent: set(dynamic_demod_all).
% 1.90/2.11 dependent: set(dynamic_demod).
% 1.90/2.11 dependent: set(order_eq).
% 1.90/2.11 dependent: set(back_demod).
% 1.90/2.11 dependent: set(lrpo).
% 1.90/2.11 dependent: set(hyper_res).
% 1.90/2.11 dependent: set(unit_deletion).
% 1.90/2.11 dependent: set(factor).
% 1.90/2.11
% 1.90/2.11 ------------> process usable:
% 1.90/2.11 ** KEPT (pick-wt=6): 1 [] -in(A,B)| -in(B,A).
% 1.90/2.11 ** KEPT (pick-wt=4): 2 [] -empty(A)|function(A).
% 1.90/2.11 ** KEPT (pick-wt=4): 3 [] -empty(A)|relation(A).
% 1.90/2.11 ** KEPT (pick-wt=18): 4 [] -relation(A)| -function(A)| -in(B,relation_dom(A))|C!=apply(A,B)|in(ordered_pair(B,C),A).
% 1.90/2.12 ** KEPT (pick-wt=18): 5 [] -relation(A)| -function(A)| -in(B,relation_dom(A))|C=apply(A,B)| -in(ordered_pair(B,C),A).
% 1.90/2.12 ** KEPT (pick-wt=16): 6 [] -relation(A)| -function(A)|in(B,relation_dom(A))|C!=apply(A,B)|C=empty_set.
% 1.90/2.12 ** KEPT (pick-wt=16): 7 [] -relation(A)| -function(A)|in(B,relation_dom(A))|C=apply(A,B)|C!=empty_set.
% 1.90/2.12 ** KEPT (pick-wt=17): 8 [] -relation(A)|B!=relation_dom(A)| -in(C,B)|in(ordered_pair(C,$f1(A,B,C)),A).
% 1.90/2.12 ** KEPT (pick-wt=14): 9 [] -relation(A)|B!=relation_dom(A)|in(C,B)| -in(ordered_pair(C,D),A).
% 1.90/2.12 ** KEPT (pick-wt=20): 10 [] -relation(A)|B=relation_dom(A)|in($f3(A,B),B)|in(ordered_pair($f3(A,B),$f2(A,B)),A).
% 1.90/2.12 ** KEPT (pick-wt=18): 11 [] -relation(A)|B=relation_dom(A)| -in($f3(A,B),B)| -in(ordered_pair($f3(A,B),C),A).
% 1.90/2.12 ** KEPT (pick-wt=26): 12 [] -relation(A)| -relation(B)| -relation(C)|C!=relation_composition(A,B)| -in(ordered_pair(D,E),C)|in(ordered_pair(D,$f4(A,B,C,D,E)),A).
% 1.90/2.12 ** KEPT (pick-wt=26): 13 [] -relation(A)| -relation(B)| -relation(C)|C!=relation_composition(A,B)| -in(ordered_pair(D,E),C)|in(ordered_pair($f4(A,B,C,D,E),E),B).
% 1.90/2.12 ** KEPT (pick-wt=26): 14 [] -relation(A)| -relation(B)| -relation(C)|C!=relation_composition(A,B)|in(ordered_pair(D,E),C)| -in(ordered_pair(D,F),A)| -in(ordered_pair(F,E),B).
% 1.90/2.12 ** KEPT (pick-wt=33): 15 [] -relation(A)| -relation(B)| -relation(C)|C=relation_composition(A,B)|in(ordered_pair($f7(A,B,C),$f6(A,B,C)),C)|in(ordered_pair($f7(A,B,C),$f5(A,B,C)),A).
% 1.90/2.12 ** KEPT (pick-wt=33): 16 [] -relation(A)| -relation(B)| -relation(C)|C=relation_composition(A,B)|in(ordered_pair($f7(A,B,C),$f6(A,B,C)),C)|in(ordered_pair($f5(A,B,C),$f6(A,B,C)),B).
% 1.90/2.12 ** KEPT (pick-wt=38): 17 [] -relation(A)| -relation(B)| -relation(C)|C=relation_composition(A,B)| -in(ordered_pair($f7(A,B,C),$f6(A,B,C)),C)| -in(ordered_pair($f7(A,B,C),D),A)| -in(ordered_pair(D,$f6(A,B,C)),B).
% 1.90/2.12 ** KEPT (pick-wt=8): 18 [] -relation(A)| -relation(B)|relation(relation_composition(A,B)).
% 1.90/2.12 ** KEPT (pick-wt=8): 19 [] -empty(A)| -relation(B)|empty(relation_composition(B,A)).
% 1.90/2.12 ** KEPT (pick-wt=8): 20 [] -empty(A)| -relation(B)|relation(relation_composition(B,A)).
% 1.90/2.12 Following clause subsumed by 18 during input processing: 0 [] -relation(A)| -function(A)| -relation(B)| -function(B)|relation(relation_composition(A,B)).
% 1.90/2.12 ** KEPT (pick-wt=12): 21 [] -relation(A)| -function(A)| -relation(B)| -function(B)|function(relation_composition(A,B)).
% 1.90/2.12 ** KEPT (pick-wt=3): 22 [] -empty(powerset(A)).
% 1.90/2.12 ** KEPT (pick-wt=4): 23 [] -empty(ordered_pair(A,B)).
% 1.90/2.12 ** KEPT (pick-wt=3): 24 [] -empty(singleton(A)).
% 1.90/2.12 ** KEPT (pick-wt=4): 25 [] -empty(unordered_pair(A,B)).
% 1.90/2.12 ** KEPT (pick-wt=7): 26 [] empty(A)| -relation(A)| -empty(relation_dom(A)).
% 1.90/2.12 ** KEPT (pick-wt=5): 27 [] -empty(A)|empty(relation_dom(A)).
% 1.90/2.12 ** KEPT (pick-wt=5): 28 [] -empty(A)|relation(relation_dom(A)).
% 1.90/2.12 ** KEPT (pick-wt=8): 29 [] -empty(A)| -relation(B)|empty(relation_composition(A,B)).
% 1.90/2.12 ** KEPT (pick-wt=8): 30 [] -empty(A)| -relation(B)|relation(relation_composition(A,B)).
% 1.90/2.12 ** KEPT (pick-wt=5): 31 [] empty(A)| -empty($f9(A)).
% 1.90/2.12 ** KEPT (pick-wt=2): 32 [] -empty($c4).
% 1.90/2.12 ** KEPT (pick-wt=2): 33 [] -empty($c5).
% 1.90/2.12 ** KEPT (pick-wt=6): 34 [] -in(A,B)|element(A,B).
% 1.90/2.12 ** KEPT (pick-wt=8): 35 [] -in(A,relation_dom($c7))|in(A,relation_dom($c9)).
% 1.90/2.12 ** KEPT (pick-wt=10): 36 [] -in(A,relation_dom($c7))|in(apply($c9,A),relation_dom($c8)).
% 1.90/2.12 ** KEPT (pick-wt=14): 37 [] in(A,relation_dom($c7))| -in(A,relation_dom($c9))| -in(apply($c9,A),relation_dom($c8)).
% 1.90/2.12 ** KEPT (pick-wt=13): 39 [copy,38,flip.2] -in(A,relation_dom($c7))|apply($c8,apply($c9,A))=apply($c7,A).
% 1.90/2.12 ** KEPT (pick-wt=5): 41 [copy,40,flip.1] relation_composition($c9,$c8)!=$c7.
% 1.90/2.12 ** KEPT (pick-wt=8): 42 [] -element(A,B)|empty(B)|in(A,B).
% 1.90/2.12 ** KEPT (pick-wt=7): 43 [] -element(A,powerset(B))|subset(A,B).
% 1.90/2.12 ** KEPT (pick-wt=7): 44 [] element(A,powerset(B))| -subset(A,B).
% 1.90/2.12 ** KEPT (pick-wt=10): 45 [] -in(A,B)| -element(B,powerset(C))|element(A,C).
% 1.90/2.12 ** KEPT (pick-wt=9): 46 [] -in(A,B)| -element(B,powerset(C))| -empty(C).
% 1.90/2.12 ** KEPT (pick-wt=5): 47 [] -empty(A)|A=empty_set.
% 1.90/2.12 ** KEPT (pick-wt=5): 48 [] -in(A,B)| -empty(B).
% 1.90/2.12 ** KEPT (pick-wt=7): 49 [] -empty(A)|A=B| -empty(B).
% 66.14/66.37
% 66.14/66.37 ------------> process sos:
% 66.14/66.37 ** KEPT (pick-wt=3): 83 [] A=A.
% 66.14/66.37 ** KEPT (pick-wt=7): 84 [] unordered_pair(A,B)=unordered_pair(B,A).
% 66.14/66.37 ** KEPT (pick-wt=10): 86 [copy,85,flip.1] unordered_pair(unordered_pair(A,B),singleton(A))=ordered_pair(A,B).
% 66.14/66.37 ---> New Demodulator: 87 [new_demod,86] unordered_pair(unordered_pair(A,B),singleton(A))=ordered_pair(A,B).
% 66.14/66.37 ** KEPT (pick-wt=4): 88 [] element($f8(A),A).
% 66.14/66.37 ** KEPT (pick-wt=2): 89 [] empty(empty_set).
% 66.14/66.37 ** KEPT (pick-wt=2): 90 [] relation(empty_set).
% 66.14/66.37 ** KEPT (pick-wt=2): 91 [] relation_empty_yielding(empty_set).
% 66.14/66.37 Following clause subsumed by 89 during input processing: 0 [] empty(empty_set).
% 66.14/66.37 Following clause subsumed by 89 during input processing: 0 [] empty(empty_set).
% 66.14/66.37 Following clause subsumed by 90 during input processing: 0 [] relation(empty_set).
% 66.14/66.37 ** KEPT (pick-wt=2): 92 [] relation($c1).
% 66.14/66.37 ** KEPT (pick-wt=2): 93 [] function($c1).
% 66.14/66.37 ** KEPT (pick-wt=2): 94 [] empty($c2).
% 66.14/66.37 ** KEPT (pick-wt=2): 95 [] relation($c2).
% 66.14/66.37 ** KEPT (pick-wt=7): 96 [] empty(A)|element($f9(A),powerset(A)).
% 66.14/66.37 ** KEPT (pick-wt=2): 97 [] empty($c3).
% 66.14/66.37 ** KEPT (pick-wt=2): 98 [] relation($c4).
% 66.14/66.37 ** KEPT (pick-wt=5): 99 [] element($f10(A),powerset(A)).
% 66.14/66.37 ** KEPT (pick-wt=3): 100 [] empty($f10(A)).
% 66.14/66.37 ** KEPT (pick-wt=2): 101 [] relation($c6).
% 66.14/66.37 ** KEPT (pick-wt=2): 102 [] relation_empty_yielding($c6).
% 66.14/66.37 ** KEPT (pick-wt=3): 103 [] subset(A,A).
% 66.14/66.37 ** KEPT (pick-wt=2): 104 [] relation($c9).
% 66.14/66.37 ** KEPT (pick-wt=2): 105 [] function($c9).
% 66.14/66.37 ** KEPT (pick-wt=2): 106 [] relation($c8).
% 66.14/66.37 ** KEPT (pick-wt=2): 107 [] function($c8).
% 66.14/66.37 ** KEPT (pick-wt=2): 108 [] relation($c7).
% 66.14/66.37 ** KEPT (pick-wt=2): 109 [] function($c7).
% 66.14/66.37 Following clause subsumed by 83 during input processing: 0 [copy,83,flip.1] A=A.
% 66.14/66.37 83 back subsumes 74.
% 66.14/66.37 Following clause subsumed by 84 during input processing: 0 [copy,84,flip.1] unordered_pair(A,B)=unordered_pair(B,A).
% 66.14/66.37 >>>> Starting back demodulation with 87.
% 66.14/66.37
% 66.14/66.37 ======= end of input processing =======
% 66.14/66.37
% 66.14/66.37 =========== start of search ===========
% 66.14/66.37
% 66.14/66.37
% 66.14/66.37 Resetting weight limit to 4.
% 66.14/66.37
% 66.14/66.37
% 66.14/66.37 Resetting weight limit to 4.
% 66.14/66.37
% 66.14/66.37 sos_size=979
% 66.14/66.37
% 66.14/66.37 Search stopped because sos empty.
% 66.14/66.37
% 66.14/66.37
% 66.14/66.37 Search stopped because sos empty.
% 66.14/66.37
% 66.14/66.37 ============ end of search ============
% 66.14/66.37
% 66.14/66.37 -------------- statistics -------------
% 66.14/66.37 clauses given 1038
% 66.14/66.37 clauses generated 903405
% 66.14/66.37 clauses kept 1179
% 66.14/66.37 clauses forward subsumed 1196
% 66.14/66.37 clauses back subsumed 5
% 66.14/66.37 Kbytes malloced 6835
% 66.14/66.37
% 66.14/66.37 ----------- times (seconds) -----------
% 66.14/66.37 user CPU time 64.23 (0 hr, 1 min, 4 sec)
% 66.14/66.37 system CPU time 0.01 (0 hr, 0 min, 0 sec)
% 66.14/66.37 wall-clock time 66 (0 hr, 1 min, 6 sec)
% 66.14/66.37
% 66.14/66.37 Process 16079 finished Wed Jul 27 11:08:43 2022
% 66.14/66.37 Otter interrupted
% 66.14/66.37 PROOF NOT FOUND
%------------------------------------------------------------------------------