Nuprl Lemma : ulist_wf
∀[T:Type]. (ulist(T) ∈ Type)
Proof
Definitions occuring in Statement :
ulist: ulist(T),
uall: ∀[x:A]. B[x],
member: t ∈ T,
universe: Type
Definitions unfolded in proof :
uall: ∀[x:A]. B[x],
member: t ∈ T,
ulist: ulist(T)
Lemmas referenced :
urec_wf,
b-union_wf,
unit_wf2
Rules used in proof :
sqequalSubstitution,
sqequalTransitivity,
computationStep,
sqequalReflexivity,
isect_memberFormation,
introduction,
cut,
sqequalRule,
lemma_by_obid,
sqequalHypSubstitution,
isectElimination,
thin,
lambdaEquality,
hypothesis,
productEquality,
hypothesisEquality,
universeEquality,
axiomEquality,
equalityTransitivity,
equalitySymmetry
Latex:
\mforall{}[T:Type]. (ulist(T) \mmember{} Type)
Date html generated:
2016_05_15-PM-07_00_18
Last ObjectModification:
2015_12_27-AM-11_38_29
Theory : general
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