Nuprl Lemma : riiint_wf
(-∞, ∞) ∈ Interval
Proof
Definitions occuring in Statement :
riiint: (-∞, ∞),
interval: Interval,
member: t ∈ T
Definitions unfolded in proof :
riiint: (-∞, ∞),
interval: Interval,
member: t ∈ T,
subtype_rel: A ⊆r B,
top: Top
Lemmas referenced :
it_wf,
unit_wf2,
real_wf
Rules used in proof :
sqequalSubstitution,
sqequalTransitivity,
computationStep,
sqequalReflexivity,
independent_pairEquality,
inrEquality,
cut,
lemma_by_obid,
hypothesis,
applyEquality,
thin,
lambdaEquality,
isect_memberEquality,
voidElimination,
voidEquality,
sqequalHypSubstitution,
sqequalRule,
unionEquality,
because_Cache
Latex:
(-\minfty{}, \minfty{}) \mmember{} Interval
Date html generated:
2016_05_18-AM-08_37_21
Last ObjectModification:
2015_12_27-PM-11_53_13
Theory : reals
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