Stirling's approximation

approximation for factorials
Intangible theorem Q470877
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Stirling's approximation

Summary

Stirling's approximation is a theorem[1]. It ranks in the top 1% of theorem entities by monthly Wikipedia readership (1,026 views/month).[2]

Key Facts

  • Stirling's approximation is credited with the discovery of Abraham de Moivre[3].
  • Stirling's approximation's image is recorded as Mplwp factorial gamma stirling.svg[4].
  • Stirling's approximation's instance of is recorded as theorem[5].
  • James Stirling is named after Stirling's approximation[6].
  • Stirling's approximation's part of is recorded as list of theorems[7].
  • Stirling's approximation's Commons category is recorded as Stirling's approximation[8].
  • Stirling's approximation's Freebase ID is recorded as /m/013rp2[9].
  • Stirling's approximation's facet of is recorded as factorial[10].
  • Stirling's approximation's Gran Enciclopèdia Catalana ID is recorded as 0064179[11].
  • Stirling's approximation's Encyclopædia Britannica Online ID is recorded as topic/Stirlings-formula[12].
  • Stirling's approximation's different from is recorded as Starling equation[13].
  • Stirling's approximation's defining formula is recorded as \ln n! = n\ln n - n +O(\ln n)[14].
  • Stirling's approximation's defining formula is recorded as n\,!\sim \sqrt{2\pi n}\,\left({n \over {\rm e}}\right)^n[15].
  • Stirling's approximation's studied by is recorded as real analysis[16].
  • Stirling's approximation's MathWorld ID is recorded as StirlingsApproximation[17].
  • Stirling's approximation's Great Russian Encyclopedia Online ID is recorded as 4166704[18].
  • Stirling's approximation's Quora topic ID is recorded as Stirlings-Approximation[19].
  • Stirling's approximation's Dictionary of Algorithms and Data Structures ID is recorded as stirlingsApproximation[20].
  • Stirling's approximation's maintained by WikiProject is recorded as WikiProject Mathematics[21].
  • Stirling's approximation's Microsoft Academic ID is recorded as 13438193[22].
  • Stirling's approximation's Brilliant Wiki ID is recorded as stirlings-formula[23].
  • Stirling's approximation's Encyclopedia of Mathematics article ID is recorded as Stirling formula[24].
  • Stirling's approximation's PlanetMath ID is recorded as ProofOfStirlingsApproximation[25].
  • Stirling's approximation's PlanetMath ID is recorded as StirlingsApproximation[26].
  • Stirling's approximation's PlanetMath ID is recorded as WeakerVersionOfStirlingsApproximation[27].

Body

Works and Contributions

Stirling's approximation is credited with the discovery of Abraham de Moivre[3].

Why It Matters

Stirling's approximation ranks in the top 1% of theorem entities by monthly Wikipedia readership (1,026 views/month).[2] It has Wikipedia articles in 25 language editions, a strong signal of global cultural recognition.[28] It is known by 50 alternative names across languages and contexts.[29]

References

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

Direct Wikidata claims

  1. [4] . wikidata.org.
  2. [5] . wikidata.org.
  3. [3] . wikidata.org.
  4. [6] . wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . Freebase Data Dumps. 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.
  16. [18] . wikidata.org.
  17. [19] . Quora. wikidata.org.
  18. [20] . wikidata.org.
  19. [21] . wikidata.org.
  20. [22] . wikidata.org.
  21. [23] . wikidata.org.
  22. [24] . wikidata.org.
  23. [25] . wikidata.org.
  24. [26] . wikidata.org.
  25. [27] . wikidata.org.

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [28] . Wikidata sitelinks. wikidata.org.
  3. [29] . 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). Stirling's approximation. Retrieved May 3, 2026, from https://4ort.xyz/entity/stirling-s-approximation
MLA “Stirling's approximation.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/stirling-s-approximation.
BibTeX @misc{4ortxyz_stirling-s-approximation_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Stirling's approximation}}, year = {2026}, url = {https://4ort.xyz/entity/stirling-s-approximation}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Stirling's approximation — https://4ort.xyz/entity/stirling-s-approximation (retrieved 2026-05-03)

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