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Malfatti circles

three circles in a triangle, tangent to each other and the triangle sides
Intangible mathematical_concept Q182497
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Malfatti circles

Summary

Malfatti circles is a mathematical concept[1]. It has Wikipedia articles in 10 language editions, a strong signal of global cultural recognition.[2]

Key Facts

  • Malfatti circles's instance of is recorded as mathematical concept[3].
  • Gian Francesco Malfatti is named after Malfatti circles[4].
  • Malfatti circles is a type of triangle circles[5].
  • Malfatti circles's Commons category is recorded as Malfatti circles[6].
  • Malfatti circles's facet of is recorded as Malfatti's problem[7].
  • Malfatti circles's has part is recorded as circle[8].
  • Malfatti circles's has part is recorded as triangle[9].
  • Malfatti circles's maintained by WikiProject is recorded as WikiProject Mathematics[10].

Body

Definition and Type

Malfatti circles's instance of is recorded as mathematical concept[3]. It is a type of triangle circles[5].

Origins

Gian Francesco Malfatti is named after Malfatti circles[4].

Why It Matters

Malfatti circles has Wikipedia articles in 10 language editions, a strong signal of global cultural recognition.[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.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . 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). Malfatti circles. Retrieved May 3, 2026, from https://4ort.xyz/entity/malfatti-circles
MLA “Malfatti circles.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/malfatti-circles.
BibTeX @misc{4ortxyz_malfatti-circles_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Malfatti circles}}, year = {2026}, url = {https://4ort.xyz/entity/malfatti-circles}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Malfatti circles — https://4ort.xyz/entity/malfatti-circles (retrieved 2026-05-03)

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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 23d ago · Michel Bakni · 2026-06-28 view diff on Wikidata ↗
    Facet of → Malfatti's problem
    Instance of → —
    Maintained by wikiproject → WikiProject Mathematics
    Image → Malfatti's circles.svg
    + 7 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:2||1 */ [[Property:P18]]: Malfatti's circles.svg"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.