Barrow's inequality

inequality relating the sum of distances of a point to a triangle's vertices with the sum of distances to the vertices of the incentral triangle
Thing inequality Q3497142
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Barrow's inequality

Summary

Barrow's inequality is an inequality[1]. It draws 3 Wikipedia views per month (inequality category, ranking #24 of 41).[2]

Key Facts

  • Barrow's inequality is credited with the discovery of David Francis Barrow[3].
  • Barrow's inequality is credited with the discovery of Paul Erdős[4].
  • Barrow's inequality's instance of is recorded as inequality[5].
  • Barrow's inequality's instance of is recorded as theorem[6].
  • David Francis Barrow is named after Barrow's inequality[7].
  • Barrow's inequality's Freebase ID is recorded as /m/025zglw[8].
  • Barrow's inequality's statement describes is recorded as triangle[9].
  • Barrow's inequality's maintained by WikiProject is recorded as WikiProject Mathematics[10].
  • Barrow's inequality's Microsoft Academic ID is recorded as 2779100135[11].

Body

Works and Contributions

Credited discoveries include David Francis Barrow[3], a mathematician[12], 1888–1970[13], of United States[14], specialised in geometry[15] and Paul Erdős[4], a mathematician[16], 1913–1996[17], of Hungary[18], awarded the Guggenheim Fellowship[19], specialised in probability theory[20].

Why It Matters

Barrow's inequality draws 3 Wikipedia views per month (inequality category, ranking #24 of 41).[2] It has Wikipedia articles in 8 language editions, a strong signal of global cultural recognition.[21]

References

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

Direct Wikidata claims

  1. [5] . wikidata.org.
  2. [6] . wikidata.org.
  3. [3] . wikidata.org.
  4. [4] . wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . Freebase Data Dumps. wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . wikidata.org.
  9. [11] . wikidata.org.

Inline context (facts about related entities)

  1. [12] . Wikidata. wikidata.org. → on this site
  2. [13] . Wikidata. wikidata.org. → on this site
  3. [14] . Wikidata. wikidata.org. → on this site
  4. [15] . Wikidata. wikidata.org. → on this site
  5. [16] . Wikidata. wikidata.org. → on this site
  6. [17] . Wikidata. wikidata.org. → on this site
  7. [18] . Wikidata. wikidata.org. → on this site
  8. [19] . Wikidata. wikidata.org. → on this site
  9. [20] . 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. [21] . 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). Barrow's inequality. Retrieved May 3, 2026, from https://4ort.xyz/entity/barrow-s-inequality
MLA “Barrow's inequality.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/barrow-s-inequality.
BibTeX @misc{4ortxyz_barrow-s-inequality_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Barrow's inequality}}, year = {2026}, url = {https://4ort.xyz/entity/barrow-s-inequality}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Barrow's inequality — https://4ort.xyz/entity/barrow-s-inequality (retrieved 2026-05-03)

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