- strong accumulation point
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Math.a point such that every neighborhood of the point contains infinitely many points of a given set. Cf. accumulation point, strong derived set.
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Universalium. 2010.
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Universalium. 2010.
strong accumulation point — Math. a point such that every neighborhood of the point contains infinitely many points of a given set. Cf. accumulation point, strong derived set … Useful english dictionary
accumulation point — Math. a point such that every neighborhood of the point contains at least one point in a given set other than the given point. Also called cluster point, limit point. Cf. strong accumulation point. * * * … Universalium
accumulation point — Math. a point such that every neighborhood of the point contains at least one point in a given set other than the given point. Also called cluster point, limit point. Cf. strong accumulation point … Useful english dictionary
Point of Ayre — There are also two similarly named points in the British Isles: Point of Ayr, Wales and Point of Ayre, Scotland. The Point of Ayre is the northernmost point of the Isle of Man. It lies at the northern end of Ramsey Bay 10 kilometres north of the… … Wikipedia
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Trigger point — Not to be confused with the Tender points , used for fibromyalgia diagnosis. Trigger points, also known as trigger sites or muscle knots, are described as hyperirritable spots in skeletal muscle that are associated with palpable nodules in taut… … Wikipedia
Heine–Borel theorem — In the topology of metric spaces the Heine–Borel theorem, named after Eduard Heine and Émile Borel, states:For a subset S of Euclidean space R n , the following two statements are equivalent: * S is closed and bounded *every open cover of S has a … Wikipedia
Glossary of topology — This is a glossary of some terms used in the branch of mathematics known as topology. Although there is no absolute distinction between different areas of topology, the focus here is on general topology. The following definitions are also… … Wikipedia
Europe, history of — Introduction history of European peoples and cultures from prehistoric times to the present. Europe is a more ambiguous term than most geographic expressions. Its etymology is doubtful, as is the physical extent of the area it designates.… … Universalium