spherical harmonic

special function over the surface of a sphere
Thing special_function Q877100
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spherical harmonic

Summary

spherical harmonic is a special function[1]. It ranks in the top 9% of special_function entities by monthly Wikipedia readership (1,101 views/month).[2]

Key Facts

  • spherical harmonic's image is recorded as Spherical Harmonics.png[3].
  • spherical harmonic's instance of is recorded as special function[4].
  • spherical harmonic's Commons category is recorded as Spherical harmonics[5].
  • spherical harmonic's Freebase ID is recorded as /m/01cv1m[6].
  • spherical harmonic's described by source is recorded as ISO 80000-2:2019 Quantities and units — Part 2: Mathematics[7].
  • spherical harmonic's described by source is recorded as Encyclopædia Britannica 11th edition[8].
  • spherical harmonic's Encyclopædia Britannica Online ID is recorded as topic/spherical-harmonic[9].
  • spherical harmonic's defining formula is recorded as \mathrm{Y}_l^m(\vartheta, \varphi) = \sqrt{\frac{2 l + 1}{4 \pi} \frac{(l - |m|)!}{(l + |m|)!}} \mathrm{P}_l^{|m|}(\cos{\vartheta}) e^{\mathrm{i} m \varphi}, l, |m| \in \boldsymbol{\mathsf{N}}, |m| \leq l[10].
  • spherical harmonic's MathWorld ID is recorded as SphericalHarmonic[11].
  • spherical harmonic's Great Russian Encyclopedia Online ID is recorded as 4175938[12].
  • spherical harmonic's JSTOR topic ID is recorded as spherical-harmonics[13].
  • spherical harmonic's maintained by WikiProject is recorded as WikiProject Mathematics[14].
  • spherical harmonic's Microsoft Academic ID is recorded as 3768446[15].
  • spherical harmonic's Brilliant Wiki ID is recorded as spherical-harmonics[16].
  • spherical harmonic's in defining formula is recorded as \mathrm{Y}_l^m(\vartheta, \varphi)[17].
  • spherical harmonic's in defining formula is recorded as \mathrm{P}_n^m(z)[18].
  • spherical harmonic's in defining formula is recorded as \boldsymbol{\mathsf{N}}[19].
  • spherical harmonic's Encyclopedia of Mathematics article ID is recorded as Spherical_harmonics[20].
  • spherical harmonic's OpenAlex ID is recorded as C3768446[21].
  • spherical harmonic's ScienceDirect topic ID is recorded as computer-science/spherical-harmonic[22].
  • spherical harmonic's ScienceDirect topic ID is recorded as mathematics/spherical-harmonic[23].
  • spherical harmonic's ScienceDirect topic ID is recorded as psychology/spherical-harmonic[24].
  • spherical harmonic's ScienceDirect topic ID is recorded as computer-science/spherical-harmonic-function[25].
  • spherical harmonic's Encyclopedia of China is recorded as 152118[26].

Why It Matters

spherical harmonic ranks in the top 9% of special_function entities by monthly Wikipedia readership (1,101 views/month).[2] It has Wikipedia articles in 21 language editions, a strong signal of global cultural recognition.[27] It is known by 31 alternative names across languages and contexts.[28]

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] . Freebase Data Dumps. 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.
  16. [18] . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . wikidata.org.
  19. [21] . OpenAlex. Retrieved . docs.openalex.org. Provenance: wikidata.org.
  20. [22] . wikidata.org.
  21. [23] . wikidata.org.
  22. [24] . wikidata.org.
  23. [25] . wikidata.org.
  24. [26] . wikidata.org.

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [27] . Wikidata sitelinks. wikidata.org.
  3. [28] . 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). spherical harmonic. Retrieved May 3, 2026, from https://4ort.xyz/entity/spherical-harmonic
MLA “spherical harmonic.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/spherical-harmonic.
BibTeX @misc{4ortxyz_spherical-harmonic_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{spherical harmonic}}, year = {2026}, url = {https://4ort.xyz/entity/spherical-harmonic}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): spherical harmonic — https://4ort.xyz/entity/spherical-harmonic (retrieved 2026-05-03)

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