Nuprl Lemma : interface-buffer-val
∀[Info,A:Type]. ∀[es:EO+(Info)]. ∀[n:ℕ]. ∀[X:EClass(A)]. ∀[e:E].
  Buffer(n;X)(e) = lastn(n;X(≤(X)(e))) ∈ (A List) supposing ↑e ∈b Buffer(n;X)
Proof
Definitions occuring in Statement : 
es-interface-buffer: Buffer(n;X)
, 
es-interface-predecessors: ≤(X)(e)
, 
eclass-vals: X(L)
, 
eclass-val: X(e)
, 
in-eclass: e ∈b X
, 
eclass: EClass(A[eo; e])
, 
event-ordering+: EO+(Info)
, 
es-E: E
, 
list: T List
, 
nat: ℕ
, 
assert: ↑b
, 
uimplies: b supposing a
, 
uall: ∀[x:A]. B[x]
, 
universe: Type
, 
equal: s = t ∈ T
, 
lastn: lastn(n;L)
Lemmas : 
is-interface-buffer, 
assert_wf, 
in-eclass_wf, 
es-interface-buffer_wf, 
es-interface-subtype_rel2, 
es-E_wf, 
event-ordering+_subtype, 
event-ordering+_wf, 
top_wf, 
subtype_top, 
list_wf, 
eclass_wf, 
nat_wf, 
bool_wf, 
eqtt_to_assert, 
bag_only_single_lemma, 
lastn_wf, 
eclass-vals_wf, 
es-interface-predecessors_wf, 
subtype_rel_list, 
es-E-interface_wf, 
Id_wf, 
es-loc_wf, 
uiff_transitivity, 
equal-wf-T-base, 
bnot_wf, 
not_wf, 
eqff_to_assert, 
assert_of_bnot
Latex:
\mforall{}[Info,A:Type].  \mforall{}[es:EO+(Info)].  \mforall{}[n:\mBbbN{}].  \mforall{}[X:EClass(A)].  \mforall{}[e:E].
    Buffer(n;X)(e)  =  lastn(n;X(\mleq{}(X)(e)))  supposing  \muparrow{}e  \mmember{}\msubb{}  Buffer(n;X)
Date html generated:
2015_07_21-PM-03_51_30
Last ObjectModification:
2015_01_27-PM-05_59_34
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