Nuprl Lemma : varname_wf
varname() ∈ Type
Proof
Definitions occuring in Statement : 
varname: varname()
, 
member: t ∈ T
, 
universe: Type
Definitions unfolded in proof : 
varname: varname()
, 
member: t ∈ T
, 
uall: ∀[x:A]. B[x]
Lemmas referenced : 
b-union_wf, 
nat_wf
Rules used in proof : 
sqequalSubstitution, 
sqequalRule, 
sqequalReflexivity, 
sqequalTransitivity, 
computationStep, 
cut, 
introduction, 
extract_by_obid, 
sqequalHypSubstitution, 
isectElimination, 
thin, 
atomEquality, 
productEquality, 
hypothesis
Latex:
varname()  \mmember{}  Type
Date html generated:
2020_05_19-PM-09_52_56
Last ObjectModification:
2020_03_09-PM-04_17_11
Theory : terms
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