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Difference between revisions of "Complete accumulation point"

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|valign="top"|{{Ref|ArPo}}||valign="top"| A.V. Arkhangel'skii, V.I. Ponomarev, "Fundamentals of general topology: problems and exercises", Reidel (1984) (Translated from Russian)
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|valign="top"|{{Ref|ArPo}}||valign="top"| A.V. Arkhangel'skii, V.I. Ponomarev, "Fundamentals of general topology: problems and exercises", Reidel (1984) (Translated from Russian) {{ZBL|0568.54001}}
 
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Latest revision as of 19:37, 15 April 2018

2010 Mathematics Subject Classification: Primary: 54Axx [MSN][ZBL]

A complete accumulation point of a set $M$ in a topological space $X$ is a point $x\in X$ such that the intersection of $M$ with any neighbourhood of $x$ has the same cardinality as the entire set $M$.

References

[ArPo] A.V. Arkhangel'skii, V.I. Ponomarev, "Fundamentals of general topology: problems and exercises", Reidel (1984) (Translated from Russian) Zbl 0568.54001
How to Cite This Entry:
Complete accumulation point. Encyclopedia of Mathematics. URL: http://encyclopediaofmath.org/index.php?title=Complete_accumulation_point&oldid=27203
This article was adapted from an original article by M.I. Voitsekhovskii (originator), which appeared in Encyclopedia of Mathematics - ISBN 1402006098. See original article