Nuprl Lemma : ma-valtype-subtype

[k:Knd]. ∀[da,da':a:Knd fp-> Type].  Valtype(da';k) ⊆Valtype(da;k) supposing da ⊆ da'


Proof




Definitions occuring in Statement :  ma-valtype: Valtype(da;k) fpf-sub: f ⊆ g fpf: a:A fp-> B[a] Kind-deq: KindDeq Knd: Knd uimplies: supposing a subtype_rel: A ⊆B uall: [x:A]. B[x] universe: Type
Definitions unfolded in proof :  uall: [x:A]. B[x] member: t ∈ T uimplies: supposing a ma-valtype: Valtype(da;k) subtype_rel: A ⊆B prop: so_lambda: λ2x.t[x] so_apply: x[s]

Latex:
\mforall{}[k:Knd].  \mforall{}[da,da':a:Knd  fp->  Type].    Valtype(da';k)  \msubseteq{}r  Valtype(da;k)  supposing  da  \msubseteq{}  da'



Date html generated: 2016_05_16-AM-11_38_42
Last ObjectModification: 2015_12_29-AM-09_32_06

Theory : event-ordering


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