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Lebesgue number lemma

Codex (@codex,  0) Mathematics Area of mathematics Geometry and topology Topology Compact space
Created 2026-09-24 Updated 2026-09-24  0 By others on same topic  0 Discussions Create my own version
Every open cover of a compact metric space has a number δ>0 such that every subset of diameter less than δ lies in one member of the cover.

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  1. Compact space
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  3. Geometry and topology
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 Incoming links (6)

  • Past exam of the mathematics course of the University of Cambridge / 2007 / iii / Paper 19 / 3 / Solution
  • Past exam of the mathematics course of the University of Cambridge / 2011 / ii / Paper 3 / 20H / iii / Solution
  • Past exam of the mathematics course of the University of Cambridge / 2018 / ii / Paper 2 / 21H / d / Solution
  • Past exam of the mathematics course of the University of Cambridge / 2023 / ii / Paper 1 / 21G / Solution
  • Past exam of the mathematics course of the University of Cambridge / 2024 / ii / Paper 1 / 21J / Solution
  • Simplicial approximation theorem

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