Nuprl Lemma : member-es-interface-events2

[Info:Type]. ∀es:EO+(Info). ∀X:EClass(Top). ∀L:E List. ∀e:E.  ((e ∈ eclass-events(es;X;L)) ⇐⇒ {(↑e ∈b X) ∧ (e ∈ L)})


Proof




Definitions occuring in Statement :  eclass-events: eclass-events(es;X;L) in-eclass: e ∈b X eclass: EClass(A[eo; e]) event-ordering+: EO+(Info) es-E: E l_member: (x ∈ l) list: List assert: b uall: [x:A]. B[x] top: Top guard: {T} all: x:A. B[x] iff: ⇐⇒ Q and: P ∧ Q universe: Type
Lemmas :  es-E_wf event-ordering+_subtype list_wf eclass_wf top_wf event-ordering+_wf assert_witness in-eclass_wf l_member_wf assert_wf member_filter filter_wf5 iff_wf

Latex:
\mforall{}[Info:Type]
    \mforall{}es:EO+(Info).  \mforall{}X:EClass(Top).  \mforall{}L:E  List.  \mforall{}e:E.
        ((e  \mmember{}  eclass-events(es;X;L))  \mLeftarrow{}{}\mRightarrow{}  \{(\muparrow{}e  \mmember{}\msubb{}  X)  \mwedge{}  (e  \mmember{}  L)\})



Date html generated: 2015_07_20-PM-03_41_02
Last ObjectModification: 2015_01_27-PM-10_10_59

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