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Fundamental lemma of Langlands and Shelstad

theorem relating orbital integrals on a reductive group over a local field to stable orbital integrals on its endoscopic groups, conjectured by Langlands and proven by Ngô
Thing lemma Q57510
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Fundamental lemma of Langlands and Shelstad

Summary

Fundamental lemma of Langlands and Shelstad is a lemma[1]. It draws 35 Wikipedia views per month (lemma category, ranking #25 of 67).[2]

Key Facts

  • Fundamental lemma of Langlands and Shelstad is credited with the discovery of Robert Langlands[3].
  • Fundamental lemma of Langlands and Shelstad's instance of is recorded as lemma[4].
  • Fundamental lemma of Langlands and Shelstad's instance of is recorded as conjecture[5].
  • Robert Langlands is named after Fundamental lemma of Langlands and Shelstad[6].
  • Diana Shelstad is named after Fundamental lemma of Langlands and Shelstad[7].
  • Fundamental lemma of Langlands and Shelstad's Freebase ID is recorded as /m/09k7gmv[8].
  • Fundamental lemma of Langlands and Shelstad's proved by is recorded as Ngô Bảo Châu[9].
  • Fundamental lemma of Langlands and Shelstad's proved by is recorded as Diana Shelstad[10].
  • Fundamental lemma of Langlands and Shelstad's proved by is recorded as Ngô Bảo Châu[11].
  • Fundamental lemma of Langlands and Shelstad's proved by is recorded as Gérard Laumon[12].
  • Fundamental lemma of Langlands and Shelstad's studied by is recorded as Q126997806[13].
  • Fundamental lemma of Langlands and Shelstad's maintained by WikiProject is recorded as WikiProject Mathematics[14].
  • Fundamental lemma of Langlands and Shelstad's Microsoft Academic ID is recorded as 2776110907[15].

Body

Works and Contributions

Fundamental lemma of Langlands and Shelstad is credited with the discovery of Robert Langlands[3].

Why It Matters

Fundamental lemma of Langlands and Shelstad draws 35 Wikipedia views per month (lemma category, ranking #25 of 67).[2]

References

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

Direct Wikidata claims

  1. [4] ↑ . wikidata.org.
  2. [5] ↑ . wikidata.org.
  3. [3] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . 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). Fundamental lemma of Langlands and Shelstad. Retrieved May 3, 2026, from https://4ort.xyz/entity/fundamental-lemma-of-langlands-and-shelstad
MLA “Fundamental lemma of Langlands and Shelstad.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/fundamental-lemma-of-langlands-and-shelstad.
BibTeX @misc{4ortxyz_fundamental-lemma-of-langlands-and-shelstad_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Fundamental lemma of Langlands and Shelstad}}, year = {2026}, url = {https://4ort.xyz/entity/fundamental-lemma-of-langlands-and-shelstad}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Fundamental lemma of Langlands and Shelstad — https://4ort.xyz/entity/fundamental-lemma-of-langlands-and-shelstad (retrieved 2026-05-03)

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