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Hausdorff space

topological space in which distinct points have disjoint neighbourhoods
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Hausdorff space

Summary

Hausdorff space ranks in the top 2% of general entities by monthly Wikipedia readership (1,104 views/month).[1]

Key Facts

  • Felix Hausdorff is named after Hausdorff space[2].
  • Hausdorff space is a type of weak Hausdorff space[3].
  • Hausdorff space is a type of sober space[4].
  • Hausdorff space is a type of preregular space[5].
  • Hausdorff space's Stack Exchange tag is recorded as https://mathoverflow.net/tags/hausdorff-spaces[6].
  • Hausdorff space's has characteristic is recorded as separation axiom[7].
  • Hausdorff space's maintained by WikiProject is recorded as WikiProject Mathematics[8].

Body

Definition and Type

Recorded subclass of include weak Hausdorff space[3], sober space[4], and preregular space[5].

Origins

Felix Hausdorff is named after Hausdorff space[2].

Why It Matters

Hausdorff space ranks in the top 2% of general entities by monthly Wikipedia readership (1,104 views/month).[1] It has Wikipedia articles in 24 language editions, a strong signal of global cultural recognition.[9] It is known by 58 alternative names across languages and contexts.[10]

Related Entities

Felix Hausdorff

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [4] ↑ . wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . wikidata.org.
  6. [7] ↑ . wikidata.org.
  7. [8] ↑ . wikidata.org.

Aggregate / graph-position facts

  1. [1] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [9] ↑ . Wikidata sitelinks. wikidata.org.
  3. [10] ↑ . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Hausdorff space. Retrieved April 10, 2026, from https://4ort.xyz/entity/hausdorff-space
MLA “Hausdorff space.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/hausdorff-space.
BibTeX @misc{4ortxyz_hausdorff-space_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Hausdorff space}}, year = {2026}, url = {https://4ort.xyz/entity/hausdorff-space}, note = {Accessed: 2026-04-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Hausdorff space — https://4ort.xyz/entity/hausdorff-space (retrieved 2026-04-10)

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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 17d ago · Charp238 · 2026-06-22 view diff on Wikidata ↗
    Subclass of → weak Hausdorff space, sober space, preregular space
    Aliases → —
    Subclass of → —
    Named after → Felix Hausdorff
    + 4 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:2||1 */ [[Property:P10509]]: 5524"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.