Nuprl Lemma : squash-classrel

[Info,T:Type]. ∀[X:EClass(T)]. ∀[es:EO+(Info)]. ∀[e:E]. ∀[v:T].  uiff(↓v ∈ X(e);v ∈ X(e))


Proof




Definitions occuring in Statement :  classrel: v ∈ X(e) eclass: EClass(A[eo; e]) event-ordering+: EO+(Info) es-E: E uiff: uiff(P;Q) uall: [x:A]. B[x] squash: T universe: Type
Definitions unfolded in proof :  uall: [x:A]. B[x] member: t ∈ T uiff: uiff(P;Q) and: P ∧ Q uimplies: supposing a classrel: v ∈ X(e) bag-member: x ↓∈ bs squash: T prop: subtype_rel: A ⊆B so_lambda: λ2y.t[x; y] so_apply: x[s1;s2]

Latex:
\mforall{}[Info,T:Type].  \mforall{}[X:EClass(T)].  \mforall{}[es:EO+(Info)].  \mforall{}[e:E].  \mforall{}[v:T].    uiff(\mdownarrow{}v  \mmember{}  X(e);v  \mmember{}  X(e))



Date html generated: 2016_05_16-PM-01_38_24
Last ObjectModification: 2016_01_17-PM-07_50_27

Theory : event-ordering


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