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Lester's theorem

theorem
Intangible theorem Q1631749

Facts

4 properties
Instance of
theorem
Part of
list of theorems[2]
Maintained by WikiProject
WikiProject Mathematics[4]
Statement describes
triangle[3]
🏷️ Also known as
en Lester's theorem ar مبرهنة ليستير ar مبرهنه ليستر ar مبرهنة ليستر de Satz von Lester el κύκλος Λέστερ es teorema de Lester fr cercle de Lester id Teorema Lester ja レスターの定理 ja レスター円 nl Cirkel van Lester nl Lester-cirkel ru Окружность Лестера tr Lester teoremi uk теорема Лестер vi Định lý Lester
🔖 Identifiers · 3
Freebase ID
/m/03d2q_y
MathWorld ID
LesterCircle
Microsoft Academic ID (discontinued)
2777577198

Report an error or request removal Lineage (PROV-JSON)

🔗 Connections
Has these parts 2
Fermat point, nine-point center
Instance of 1
theorem
Maintained by WikiProject 1
WikiProject Mathematics
Part of 1
list of theorems
Statement describes 1
triangle
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Summary

Lester's theorem is a theorem[1].

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.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

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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). Lester's theorem. Retrieved November 2, 2026, from https://4ort.xyz/entity/lester-s-theorem
MLA “Lester's theorem.” 4ort.xyz Knowledge Graph, 4ort.xyz, 2 Nov. 2026, https://4ort.xyz/entity/lester-s-theorem.
BibTeX @misc{4ortxyz_lester-s-theorem_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Lester's theorem}}, year = {2026}, url = {https://4ort.xyz/entity/lester-s-theorem}, note = {Accessed: 2026-11-02}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Lester's theorem — https://4ort.xyz/entity/lester-s-theorem (retrieved 2026-11-02)

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