Nuprl Lemma : bsublist_wf
∀s:DSet. ∀as,bs:|s| List. (bsublist(s;as;bs) ∈ 𝔹)
Proof
Definitions occuring in Statement :
bsublist: bsublist(s;as;bs),
list: T List,
bool: 𝔹,
all: ∀x:A. B[x],
member: t ∈ T,
dset: DSet,
set_car: |p|
Definitions unfolded in proof :
all: ∀x:A. B[x],
member: t ∈ T,
bsublist: bsublist(s;as;bs),
uall: ∀[x:A]. B[x],
dset: DSet
Lemmas referenced :
null_wf,
set_car_wf,
diff_wf,
list_wf,
dset_wf
Rules used in proof :
sqequalSubstitution,
sqequalTransitivity,
computationStep,
sqequalReflexivity,
lambdaFormation_alt,
cut,
sqequalRule,
introduction,
extract_by_obid,
sqequalHypSubstitution,
isectElimination,
thin,
setElimination,
rename,
because_Cache,
hypothesis,
dependent_functionElimination,
hypothesisEquality,
inhabitedIsType,
universeIsType
Latex:
\mforall{}s:DSet. \mforall{}as,bs:|s| List. (bsublist(s;as;bs) \mmember{} \mBbbB{})
Date html generated:
2019_10_16-PM-01_04_58
Last ObjectModification:
2018_10_08-AM-10_32_01
Theory : list_2
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