Nuprl Lemma : member-base-class_iff

[f:Name ─→ Type]. ∀[es:EO+(Message(f))]. ∀[e:E]. ∀[hdr:Name].  uiff(↑e ∈b Base(hdr);header(e) hdr ∈ Name)


Proof




Definitions occuring in Statement :  base-headers-msg-val: Base(hdr) es-header: header(e) Message: Message(f) member-eclass: e ∈b X event-ordering+: EO+(Info) es-E: E name: Name assert: b uiff: uiff(P;Q) uall: [x:A]. B[x] function: x:A ─→ B[x] universe: Type equal: t ∈ T
Lemmas :  member-base-class member-eclass_wf base-headers-msg-val_wf encodes-msg-type-trivial assert-member-eclass es-info-body_wf subtype_rel_self subtype_rel_wf base-classrel-equal classrel_wf assert_wf assert_witness equal_wf name_wf es-header_wf es-E_wf event-ordering+_subtype Message_wf event-ordering+_wf

Latex:
\mforall{}[f:Name  {}\mrightarrow{}  Type].  \mforall{}[es:EO+(Message(f))].  \mforall{}[e:E].  \mforall{}[hdr:Name].
    uiff(\muparrow{}e  \mmember{}\msubb{}  Base(hdr);header(e)  =  hdr)



Date html generated: 2015_07_23-AM-11_27_36
Last ObjectModification: 2015_01_28-PM-11_13_49

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