Nuprl Lemma : strong-message-constraint-no-rep-large-1hdr
∀[f:Name ⟶ Type]. ∀[es:EO+(Message(f))]. ∀[X:EClass(Id × Message(f))]. ∀[hdrs:Name List].
  (no_repeats(Name;hdrs)
  ⇒ strong-message-constraint-no-rep-large{i:l}(es;X;hdrs;f)
  ⇒ (∀hdr:Name. ((hdr ∈ hdrs) ⇒ strong-message-constraint-no-rep-large{i:l}(es;X;[hdr];f))))
Proof
Definitions occuring in Statement : 
strong-message-constraint-no-rep-large: strong-message-constraint-no-rep-large{i:l}(es;X;hdrs;f), 
Message: Message(f), 
eclass: EClass(A[eo; e]), 
event-ordering+: EO+(Info), 
Id: Id, 
name: Name, 
no_repeats: no_repeats(T;l), 
l_member: (x ∈ l), 
cons: [a / b], 
nil: [], 
list: T List, 
uall: ∀[x:A]. B[x], 
all: ∀x:A. B[x], 
implies: P ⇒ Q, 
function: x:A ⟶ B[x], 
product: x:A × B[x], 
universe: Type
Definitions unfolded in proof : 
strong-message-constraint-no-rep-large: strong-message-constraint-no-rep-large{i:l}(es;X;hdrs;f), 
all: ∀x:A. B[x], 
member: t ∈ T, 
squash: ↓T, 
exists: ∃x:A. B[x], 
and: P ∧ Q, 
cand: A c∧ B, 
uall: ∀[x:A]. B[x], 
subtype_rel: A ⊆r B, 
so_lambda: λ2x.t[x], 
so_apply: x[s], 
prop: ℙ, 
uimplies: b supposing a, 
implies: P ⇒ Q, 
label: ...$L... t, 
iff: P ⇐⇒ Q, 
name: Name, 
sq_type: SQType(T), 
guard: {T}, 
delivered-with-headers: delivered-with-headers(hdrs;es;e), 
true: True, 
rev_implies: P ⇐ Q, 
top: Top, 
uiff: uiff(P;Q), 
assert: ↑b, 
ifthenelse: if b then t else f fi , 
bfalse: ff, 
or: P ∨ Q, 
append: as @ bs, 
so_lambda: so_lambda(x,y,z.t[x; y; z]), 
so_apply: x[s1;s2;s3], 
bool: 𝔹, 
unit: Unit, 
it: ⋅, 
btrue: tt, 
bnot: ¬bb, 
false: False, 
not: ¬A, 
deq: EqDecider(T)
Latex:
\mforall{}[f:Name  {}\mrightarrow{}  Type].  \mforall{}[es:EO+(Message(f))].  \mforall{}[X:EClass(Id  \mtimes{}  Message(f))].  \mforall{}[hdrs:Name  List].
    (no\_repeats(Name;hdrs)
    {}\mRightarrow{}  strong-message-constraint-no-rep-large\{i:l\}(es;X;hdrs;f)
    {}\mRightarrow{}  (\mforall{}hdr:Name.  ((hdr  \mmember{}  hdrs)  {}\mRightarrow{}  strong-message-constraint-no-rep-large\{i:l\}(es;X;[hdr];f))))
Date html generated:
2016_05_17-AM-08_56_35
Last ObjectModification:
2016_01_17-PM-08_33_39
Theory : messages
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