Nuprl Lemma : return-class-val
∀[Info:Type]. ∀[x:Top]. ∀[es:EO+(Info)]. ∀[e:E].  return-class(x)(e) ~ x supposing ↑e ∈b return-class(x)
Proof
Definitions occuring in Statement : 
return-class: return-class(x)
, 
eclass-val: X(e)
, 
in-eclass: e ∈b X
, 
event-ordering+: EO+(Info)
, 
es-E: E
, 
assert: ↑b
, 
uimplies: b supposing a
, 
uall: ∀[x:A]. B[x]
, 
top: Top
, 
universe: Type
, 
sqequal: s ~ t
Lemmas : 
es-first_wf2, 
bool_wf, 
eqtt_to_assert, 
bag_only_single_lemma, 
uiff_transitivity, 
equal-wf-T-base, 
assert_wf, 
bnot_wf, 
not_wf, 
eqff_to_assert, 
assert_of_bnot, 
in-eclass_wf, 
return-class_wf, 
top_wf, 
es-E_wf, 
event-ordering+_subtype, 
event-ordering+_wf, 
is-return-class
\mforall{}[Info:Type].  \mforall{}[x:Top].  \mforall{}[es:EO+(Info)].  \mforall{}[e:E].
    return-class(x)(e)  \msim{}  x  supposing  \muparrow{}e  \mmember{}\msubb{}  return-class(x)
Date html generated:
2015_07_17-PM-00_43_30
Last ObjectModification:
2015_01_27-PM-11_09_26
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