Nuprl Lemma : rccint_wf

∀[a,b:ℝ].  ([a, b] ∈ Interval)


Proof




Definitions occuring in Statement :  rccint: [l, u],  interval: Interval,  real: ℝ,  uall: ∀[x:A]. B[x],  member: t ∈ T
Definitions unfolded in proof :  rccint: [l, u],  interval: Interval,  uall: ∀[x:A]. B[x],  member: t ∈ T
Lemmas referenced :  real_wf,  top_wf
Rules used in proof :  sqequalSubstitution,  sqequalRule,  sqequalReflexivity,  sqequalTransitivity,  computationStep,  isect_memberFormation,  introduction,  cut,  independent_pairEquality,  inlEquality,  hypothesisEquality,  lemma_by_obid,  hypothesis,  sqequalHypSubstitution,  axiomEquality,  equalityTransitivity,  equalitySymmetry,  isect_memberEquality,  isectElimination,  thin,  because_Cache

Latex:
\mforall{}[a,b:\mBbbR{}].    ([a,  b]  \mmember{}  Interval)



Date html generated: 2016_05_18-AM-08_19_55
Last ObjectModification: 2015_12_27-PM-11_55_45

Theory : reals


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