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Leray cover

open cover whose intersections have trivial higher cohomology
Intangible mathematical_concept Q17098456
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Leray cover

Summary

Leray cover is a mathematical concept[1]. It draws 2 Wikipedia views per month (mathematical_concept category, ranking #255 of 1,007).[2]

Key Facts

  • Leray cover's instance of is recorded as mathematical concept[3].
  • Jean Leray is named after Leray cover[4].
  • Leray cover's subclass of is recorded as open cover[5].
  • Leray cover's Freebase ID is recorded as /m/0870dd[6].
  • Leray cover's Microsoft Academic ID is recorded as 2777952052[7].

Why It Matters

Leray cover draws 2 Wikipedia views per month (mathematical_concept category, ranking #255 of 1,007).[2]

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.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.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). Leray cover. Retrieved May 3, 2026, from https://4ort.xyz/entity/leray-cover
MLA “Leray cover.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/leray-cover.
BibTeX @misc{4ortxyz_leray-cover_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Leray cover}}, year = {2026}, url = {https://4ort.xyz/entity/leray-cover}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Leray cover — https://4ort.xyz/entity/leray-cover (retrieved 2026-05-03)

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