Nuprl Lemma : threshold_val_wf
∀[S,A:Type]. ∀[p:S × (A?)].  (threshold_val(p) ∈ A?)
Proof
Definitions occuring in Statement : 
threshold_val: threshold_val(p)
, 
uall: ∀[x:A]. B[x]
, 
unit: Unit
, 
member: t ∈ T
, 
product: x:A × B[x]
, 
union: left + right
, 
universe: Type
Definitions unfolded in proof : 
uall: ∀[x:A]. B[x]
, 
member: t ∈ T
, 
threshold_val: threshold_val(p)
, 
so_lambda: λ2x.t[x]
, 
so_apply: x[s]
Latex:
\mforall{}[S,A:Type].  \mforall{}[p:S  \mtimes{}  (A?)].    (threshold\_val(p)  \mmember{}  A?)
Date html generated:
2016_05_16-AM-10_09_21
Last ObjectModification:
2015_12_28-PM-09_25_53
Theory : new!event-ordering
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