accumulation point

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accumulation point

noun accumulation points

Given a subset S of a topological space X, a point x whose every neighborhood contains at least one point distinct from x that belongs to S. LEMMA 5.2 Let X be a Hausdorff space and A a subset of X. A point a#92;inX is an accumulation point of A if and only if a is a limit point of A.
Similar: cluster point, limit point

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"accumulation point." Wiktionary, via Micwyn, micwyn.com/word/accumulation%20point. Accessed 6 Nov. 2026.

APA

accumulation point. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/accumulation%20point

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"accumulation point." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/accumulation%20point.

BibTeX

@misc{accumulation_point_2026,
  title = {accumulation point},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/accumulation%20point},
  urldate = {2026-11-06}
}