Nuprl Lemma : delivered-with-headers-no_repeats
∀[f:Name ⟶ Type]. ∀[es:EO+(Message(f))]. ∀[e:E]. ∀[hdrs:Name List].  no_repeats(E;filter(λe.header(e) ∈b hdrs;≤loc(e)))
Proof
Definitions occuring in Statement : 
es-header: header(e)
, 
Message: Message(f)
, 
event-ordering+: EO+(Info)
, 
es-le-before: ≤loc(e)
, 
es-E: E
, 
name-deq: NameDeq
, 
name: Name
, 
no_repeats: no_repeats(T;l)
, 
deq-member: x ∈b L
, 
filter: filter(P;l)
, 
list: T List
, 
uall: ∀[x:A]. B[x]
, 
lambda: λx.A[x]
, 
function: x:A ⟶ B[x]
, 
universe: Type
Definitions unfolded in proof : 
uall: ∀[x:A]. B[x]
, 
member: t ∈ T
, 
subtype_rel: A ⊆r B
, 
so_lambda: λ2x.t[x]
, 
so_apply: x[s]
, 
uimplies: b supposing a
, 
all: ∀x:A. B[x]
, 
prop: ℙ
, 
implies: P 
⇒ Q
Latex:
\mforall{}[f:Name  {}\mrightarrow{}  Type].  \mforall{}[es:EO+(Message(f))].  \mforall{}[e:E].  \mforall{}[hdrs:Name  List].
    no\_repeats(E;filter(\mlambda{}e.header(e)  \mmember{}\msubb{}  hdrs;\mleq{}loc(e)))
Date html generated:
2016_05_17-AM-08_55_24
Last ObjectModification:
2015_12_29-PM-02_54_09
Theory : messages
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