Nuprl Lemma : cs-ref-map3-ambivalent

[V:Type]. ∀[L:ts-reachable(consensus-ts3(V))].
  uiff((∀[v:V]. (COMMITED[v] ∈ L))) ∧ (∀[v:V]. (CONSIDERING[v] ∈ L)));cs-ref-map3(L)
  AMBIVALENT
  ∈ consensus-state2(V))


Proof




Definitions occuring in Statement :  cs-ref-map3: cs-ref-map3(L) consensus-ts3: consensus-ts3(T) cs-commited: COMMITED[v] cs-considering: CONSIDERING[v] consensus-state3: consensus-state3(T) cs-ambivalent: AMBIVALENT consensus-state2: consensus-state2(T) l_member: (x ∈ l) uiff: uiff(P;Q) uall: [x:A]. B[x] not: ¬A and: P ∧ Q universe: Type equal: t ∈ T ts-reachable: ts-reachable(ts)
Lemmas :  uall_wf not_wf l_member_wf consensus-state3_wf cs-considering_wf cs-commited_wf equal-wf-T-base ts-reachable_wf consensus-ts3_wf subtype_rel_wf ts-type_wf consensus-ts3-invariant1 cs-ref-map3-decided cs-ref-map3-predecided consensus-state2_wf cs-ref-map3_wf filter_is_empty cs-is-committed_wf null_wf3 filter_wf5 subtype_rel_list top_wf bool_wf assert_wf list_wf bnot_wf uiff_transitivity eqtt_to_assert assert_of_null iff_transitivity iff_weakening_uiff eqff_to_assert assert_of_bnot cs-is-considering_wf cs-ambivalent_wf uiff_wf true_wf int_seg_wf select_wf sq_stable__le length_wf false_wf assert-cs-is-considering int_seg_subtype-nat less_than_wf assert-cs-is-committed btrue_wf and_wf equal_wf isl_wf bfalse_wf btrue_neq_bfalse ppcc-problem unit_wf2 iff_weakening_equal
\mforall{}[V:Type].  \mforall{}[L:ts-reachable(consensus-ts3(V))].
    uiff((\mforall{}[v:V].  (\mneg{}(COMMITED[v]  \mmember{}  L)))  \mwedge{}  (\mforall{}[v:V].  (\mneg{}(CONSIDERING[v]  \mmember{}  L)));cs-ref-map3(L)
    =  AMBIVALENT)



Date html generated: 2015_07_17-AM-11_24_59
Last ObjectModification: 2015_02_04-PM-05_01_39

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