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: s = 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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