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Lebesgue's universal covering problem

unsolved geometry problem
Intangible mathematical_concept Q28456108
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Lebesgue's universal covering problem

Summary

Lebesgue's universal covering problem is a mathematical concept[1]. It draws 13 Wikipedia views per month (mathematical_concept category, ranking #246 of 1,007).[2]

Key Facts

  • Lebesgue's universal covering problem's instance of is recorded as mathematical concept[3].
  • Henri Lebesgue is named after Lebesgue's universal covering problem[4].
  • Lebesgue's universal covering problem's Google Knowledge Graph ID is recorded as /g/11c5gg753r[5].

Why It Matters

Lebesgue's universal covering problem draws 13 Wikipedia views per month (mathematical_concept category, ranking #246 of 1,007).[2] It has Wikipedia articles in 6 language editions, a strong signal of global cultural recognition.[6]

Related Entities

Henri Lebesgue

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.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [6] ↑ . Wikidata sitelinks. 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). Lebesgue's universal covering problem. Retrieved May 3, 2026, from https://4ort.xyz/entity/lebesgue-s-universal-covering-problem
MLA “Lebesgue's universal covering problem.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/lebesgue-s-universal-covering-problem.
BibTeX @misc{4ortxyz_lebesgue-s-universal-covering-problem_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Lebesgue's universal covering problem}}, year = {2026}, url = {https://4ort.xyz/entity/lebesgue-s-universal-covering-problem}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Lebesgue's universal covering problem — https://4ort.xyz/entity/lebesgue-s-universal-covering-problem (retrieved 2026-05-03)

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