KnowraOpen coverLinked fromLinked fromThe 14 pages that link to Open cover, each with the reason it gives.All 14Broader topic 3Related 10Narrower topic 1Tychonoff's theoremBroader topic: Finite subcovers define compactness in the theorem’s hypotheses and conclusion.Pavel AlexandrovBroader topic: The finite-subcover definition makes precise the compactness achieved by compactification.Family (mathematics)Broader topic: Compactness is defined by extracting finite subfamilies from open covers.