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Archimedes' twin circles

two congruent circles within an arbelos, tangent to a segment perpendicular to the base
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Archimedes' twin circles

Summary

Archimedes' twin circles ranks in the top 2% of general entities by monthly Wikipedia readership (10 views/month).[1]

Key Facts

  • Archimedes is named after Archimedes' twin circles[2].
  • Archimedes' twin circles's subclass of is recorded as circle[3].
  • Archimedes' twin circles's Commons category is recorded as Archimedes' twin circles[4].
  • Archimedes' twin circles's Freebase ID is recorded as /m/0408rx6[5].
  • Archimedes' twin circles's defining formula is recorded as d=\frac{ab}{a+b}[6].
  • Archimedes' twin circles's MathWorld ID is recorded as ArchimedesCircles[7].
  • Archimedes' twin circles's maintained by WikiProject is recorded as WikiProject Mathematics[8].
  • Archimedes' twin circles's Microsoft Academic ID is recorded as 2780505567[9].

Why It Matters

Archimedes' twin circles ranks in the top 2% of general entities by monthly Wikipedia readership (10 views/month).[1] It has Wikipedia articles in 13 language editions, a strong signal of global cultural recognition.[10] It is known by 4 alternative names across languages and contexts.[11]

Related Entities

Archimedes

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.
  4. [5] ↑ . Freebase Data Dumps. wikidata.org.
  5. [6] ↑ . wikidata.org.
  6. [7] ↑ . wikidata.org.
  7. [8] ↑ . wikidata.org.
  8. [9] ↑ . wikidata.org.

Aggregate / graph-position facts

  1. [1] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [10] ↑ . Wikidata sitelinks. wikidata.org.
  3. [11] ↑ . Wikidata aliases. 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). Archimedes' twin circles. Retrieved April 11, 2026, from https://4ort.xyz/entity/archimedes-twin-circles
MLA “Archimedes' twin circles.” 4ort.xyz Knowledge Graph, 4ort.xyz, 11 Apr. 2026, https://4ort.xyz/entity/archimedes-twin-circles.
BibTeX @misc{4ortxyz_archimedes-twin-circles_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Archimedes' twin circles}}, year = {2026}, url = {https://4ort.xyz/entity/archimedes-twin-circles}, note = {Accessed: 2026-04-11}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Archimedes' twin circles — https://4ort.xyz/entity/archimedes-twin-circles (retrieved 2026-04-11)

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