Nuprl Lemma : sq_stable__has-valueall
∀[a:Base]. SqStable(has-valueall(a))
Proof
Definitions occuring in Statement : 
has-valueall: has-valueall(a)
, 
sq_stable: SqStable(P)
, 
uall: ∀[x:A]. B[x]
, 
base: Base
Definitions unfolded in proof : 
uall: ∀[x:A]. B[x]
, 
member: t ∈ T
, 
sq_stable: SqStable(P)
, 
implies: P 
⇒ Q
, 
squash: ↓T
, 
has-valueall: has-valueall(a)
, 
has-value: (a)↓
, 
prop: ℙ
Lemmas referenced : 
squash_wf, 
has-valueall_wf_base, 
base_wf
Rules used in proof : 
sqequalSubstitution, 
sqequalTransitivity, 
computationStep, 
sqequalReflexivity, 
isect_memberFormation, 
introduction, 
cut, 
lambdaFormation, 
sqequalHypSubstitution, 
imageElimination, 
axiomSqleEquality, 
hypothesis, 
lemma_by_obid, 
isectElimination, 
thin, 
hypothesisEquality, 
sqequalRule, 
lambdaEquality, 
dependent_functionElimination
Latex:
\mforall{}[a:Base].  SqStable(has-valueall(a))
Date html generated:
2016_05_13-PM-03_25_25
Last ObjectModification:
2015_12_26-AM-09_29_09
Theory : call!by!value_1
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