(Q864919)

English

Alexandroff extension

given a space X, the space X ⊔ {∞}, topologized so that a set containing ∞ is open iff its complement is closed compact in X

one-point compactification
Alexandroff compactification
Aleksandrov compactification
Aleksandrov extension

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WikiProject Mathematics

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Encyclopedia of Mathematics article ID

Aleksandrov_compactification

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Italian Wikipedia

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https://it.wikipedia.org/w/index.php?title=Compattificazione_di_Alexandrov&oldid=125417730

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28 October 2013

One-PointCompactification

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98575774

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one-point compactification

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(Q864919)

Alexandroff extension

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