Nuprl Lemma : cs-ref-map3-decided

[V:Type]
  ∀L:ts-reachable(consensus-ts3(V)). ∀v:V.  ((COMMITED[v] ∈ L) ⇐⇒ cs-ref-map3(L) Decided[v] ∈ consensus-state2(V))


Proof




Definitions occuring in Statement :  cs-ref-map3: cs-ref-map3(L) consensus-ts3: consensus-ts3(T) cs-commited: COMMITED[v] consensus-state3: consensus-state3(T) consensus-state2: consensus-state2(T) cs-decided: Decided[v] l_member: (x ∈ l) uall: [x:A]. B[x] all: x:A. B[x] iff: ⇐⇒ Q universe: Type equal: t ∈ T ts-reachable: ts-reachable(ts)
Lemmas :  filter_is_empty consensus-state3_wf cs-is-committed_wf null_wf3 filter_wf5 l_member_wf subtype_rel_list top_wf bool_wf equal-wf-T-base assert_wf list_wf cs-is-considering_wf cs-commited_wf equal-wf-base-T consensus-state2_wf cs-decided_wf2 uiff_wf true_wf uall_wf int_seg_wf length_wf not_wf select_wf sq_stable__le bnot_wf equal_wf cs-predecided_wf cs-considered-val_wf hd_wf filter_type listp_properties assert_of_lt_int list-cases length_of_nil_lemma product_subtype_list length_of_cons_lemma length_wf_nat nat_wf decidable__lt false_wf condition-implies-le minus-add minus-one-mul zero-add add-commutes add_functionality_wrt_le add-associates add-zero le-add-cancel lt_int_wf cs-committed-val_wf nil_wf uiff_transitivity eqtt_to_assert assert_of_null iff_transitivity iff_weakening_uiff eqff_to_assert assert_of_bnot lelt_wf btrue_wf and_wf isl_wf bfalse_wf btrue_neq_bfalse squash_wf cs-considering_wf set_wf equal-wf-base reduce_hd_cons_lemma cons_member member_filter cs-is-committed-implies iff_weakening_equal
\mforall{}[V:Type]
    \mforall{}L:ts-reachable(consensus-ts3(V)).  \mforall{}v:V.    ((COMMITED[v]  \mmember{}  L)  \mLeftarrow{}{}\mRightarrow{}  cs-ref-map3(L)  =  Decided[v])



Date html generated: 2015_07_17-AM-11_24_35
Last ObjectModification: 2015_02_04-PM-05_03_56

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