Spieker center

center of mass of a triangle’s perimeter
Thing triangle_center Q7577104
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Spieker center

Summary

Spieker center is a triangle center[1]. It draws 10 Wikipedia views per month (triangle_center category, ranking #13 of 25).[2]

Key Facts

  • Spieker center's image is recorded as Spieker punkt.svg[3].
  • Spieker center's instance of is recorded as triangle center[4].
  • Spieker center's instance of is recorded as incenter[5].
  • Spieker center's instance of is recorded as center[6].
  • Theodor Spieker is named after Spieker center[7].
  • Spieker center's subclass of is recorded as barycenter[8].
  • Spieker center's part of is recorded as Kiepert hyperbola[9].
  • Spieker center's part of is recorded as Spieker circle[10].
  • Spieker center's Freebase ID is recorded as /m/0jt20qq[11].
  • Spieker center's defining formula is recorded as b+c:a+c:a+b[12].
  • Spieker center's defining formula is recorded as bc(b+c):ac(a+c):ab(a+b)[13].
  • Spieker center's MathWorld ID is recorded as SpiekerCenter[14].
  • Spieker center's Encyclopedia of Triangle Centers ID is recorded as X(10)[15].
  • Spieker center's maintained by WikiProject is recorded as WikiProject Mathematics[16].
  • Spieker center's Treccani's Enciclopedia della Matematica ID is recorded as punto-di-poinsot[17].

Why It Matters

Spieker center draws 10 Wikipedia views per month (triangle_center category, ranking #13 of 25).[2] It has Wikipedia articles in 11 language editions, a strong signal of global cultural recognition.[18] It is known by 5 alternative names across languages and contexts.[19]

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.
  9. [11] . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . wikidata.org.

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [18] . Wikidata sitelinks. wikidata.org.
  3. [19] . 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). Spieker center. Retrieved May 3, 2026, from https://4ort.xyz/entity/spieker-center
MLA “Spieker center.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/spieker-center.
BibTeX @misc{4ortxyz_spieker-center_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Spieker center}}, year = {2026}, url = {https://4ort.xyz/entity/spieker-center}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Spieker center — https://4ort.xyz/entity/spieker-center (retrieved 2026-05-03)

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