Borsuk–Ulam theorem

theorem
Intangible theorem Q848092
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Borsuk–Ulam theorem

Summary

Borsuk–Ulam theorem is a theorem[1]. It draws 822 Wikipedia views per month (theorem category, ranking #154 of 1,306).[2]

Key Facts

  • Borsuk–Ulam theorem's instance of is recorded as theorem[3].
  • Stanisław Ulam is named after Borsuk–Ulam theorem[4].
  • Karol Borsuk is named after Borsuk–Ulam theorem[5].
  • Borsuk–Ulam theorem is part of list of theorems[6].
  • Borsuk–Ulam theorem comprises Tucker's lemma[7].
  • Borsuk–Ulam theorem's maintained by WikiProject is recorded as WikiProject Mathematics[8].

Body

Definition and Type

Borsuk–Ulam theorem's instance of is recorded as theorem[3].

Origins

Things named after include Stanisław Ulam[4], a mathematician[9], 1909–1984[10], of United States[11], awarded the John von Neumann Prize[12], specialised in mathematics[13] and Karol Borsuk[5], a mathematician[14], 1905–1982[15], of Poland[16], awarded the Honorary doctor of the University of Zagreb[17], specialised in topology[18].

Use and Application

Borsuk–Ulam theorem comprises Tucker's lemma[7]. It is part of list of theorems[6].

Why It Matters

Borsuk–Ulam theorem draws 822 Wikipedia views per month (theorem category, ranking #154 of 1,306).[2] It has Wikipedia articles in 19 language editions, a strong signal of global cultural recognition.[19] It is known by 33 alternative names across languages and contexts.[20]

References

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

Direct Wikidata claims

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

Inline context (facts about related entities)

  1. [9] . Wikidata. wikidata.org. → on this site
  2. [10] . Wikidata. wikidata.org. → on this site
  3. [11] . Wikidata. wikidata.org. → on this site
  4. [12] . Wikidata. wikidata.org. → on this site
  5. [13] . Wikidata. wikidata.org. → on this site
  6. [14] . Wikidata. wikidata.org. → on this site
  7. [15] . Wikidata. wikidata.org. → on this site
  8. [16] . Wikidata. wikidata.org. → on this site
  9. [17] . Wikidata. wikidata.org. → on this site
  10. [18] . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [19] . Wikidata sitelinks. wikidata.org.
  3. [20] . 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). Borsuk–Ulam theorem. Retrieved May 3, 2026, from https://4ort.xyz/entity/borsuk-ulam-theorem
MLA “Borsuk–Ulam theorem.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/borsuk-ulam-theorem.
BibTeX @misc{4ortxyz_borsuk-ulam-theorem_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Borsuk–Ulam theorem}}, year = {2026}, url = {https://4ort.xyz/entity/borsuk-ulam-theorem}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Borsuk–Ulam theorem — https://4ort.xyz/entity/borsuk-ulam-theorem (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/borsuk-ulam-theorem · Last refreshed:

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. 4d ago · Stux · 2026-09-12 view diff on Wikidata ↗
    Part of
    Instance of theorem
    Named after Stanisław Ulam, Karol Borsuk
    Instance of
    + 5 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:2||1 */ [[Property:P527]]: [[Q7851042]]"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.