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Fourier series

decomposition of periodic functions into sums of simpler sinusoidal forms
Intangible mathematical_concept Q179467
Fourier series
Jim.belk · Public Domain · Wikimedia
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Summary

Fourier series is a mathematical concept[1]. It ranks in the top 1% of mathematical concept entities by monthly Wikipedia readership (9,750 views/month).[2]

Key Facts

  • Named after: Joseph Fourier[3]
  • Subclass of: function series[4], trigonometric series[5]
  • Part of: Fourier analysis[6], discrete Fourier transform[7]
  • Commons category: Fourier series[8]
  • Inception: 1822[9]
  • Topic's main category: Category:Fourier series[10]
  • Described by source: Encyclopædia Britannica 11th edition[11]
  • On focus list of Wikimedia project: Wikipedia:Vital articles/Level/4[12]
  • Maintained by WikiProject: WikiProject Mathematics[13]

Why It Matters

Fourier series has Wikipedia articles in 28 language editions, a strong signal of global cultural recognition.[14] It is known by 64 alternative names across languages and contexts.[15]

Related Entities

Andrey Kolmogorov Joseph Fourier Lennart Carleson

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.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [14] ↑ . Wikidata sitelinks. wikidata.org.
  3. [15] ↑ . 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). Fourier series. Retrieved October 13, 2026, from https://4ort.xyz/entity/fourier-series
MLA “Fourier series.” 4ort.xyz Knowledge Graph, 4ort.xyz, 13 Oct. 2026, https://4ort.xyz/entity/fourier-series.
BibTeX @misc{4ortxyz_fourier-series_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Fourier series}}, year = {2026}, url = {https://4ort.xyz/entity/fourier-series}, note = {Accessed: 2026-10-13}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Fourier series — https://4ort.xyz/entity/fourier-series (retrieved 2026-10-13)

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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. 17w ago · Jindřich Rubeš · 2026-06-12 view diff on Wikidata ↗
    Svkkl authority id → h0006732-Fourierovy-rady
    "/* wbcreateclaim-create:1| */ Svkkl authority id: h0006732-Fourierovy-rady, [[:toollabs:quickstatements/#/batch/259493|batch #259493]]"
  2. 21w ago · Twofivesixbot bot · 2026-05-18 view diff on Wikidata ↗
    Part of → Fourier analysis, discrete Fourier transform
    Instance of → —
    Named after → —
    Aliases → —
    + 12 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|3 */ Yso id: 8723, mv to monolingual text names on YSO statements"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.