Fermat's principle

principle of least time
Thing scientific_law Q331041
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Fermat's principle

Summary

Fermat's principle is a scientific law[1]. It draws 365 Wikipedia views per month (scientific_law category, ranking #4 of 30).[2]

Key Facts

  • Fermat's principle's instance of is recorded as scientific law[3].
  • Fermat's principle's instance of is recorded as variational principle[4].
  • Pierre de Fermat is named after Fermat's principle[5].
  • Fermat's principle's GND ID is recorded as 4350952-6[6].
  • Fermat's principle's Library of Congress authority ID is recorded as sh85047828[7].
  • +1662-01-01T00:00:00Z marks the founding of Fermat's principle[8].
  • Fermat's principle's Freebase ID is recorded as /m/098w7[9].
  • Fermat's principle's Gran Enciclopèdia Catalana ID is recorded as 0026476[10].
  • Fermat's principle's described by source is recorded as Armenian Soviet Encyclopedia[11].
  • Fermat's principle's Encyclopædia Britannica Online ID is recorded as science/Fermats-principle[12].
  • Fermat's principle's name in kana is recorded as フェルマーのげんり[13].
  • Fermat's principle's Great Russian Encyclopedia Online ID is recorded as 4709513[14].
  • Fermat's principle's Quora topic ID is recorded as Fermats-Principle[15].
  • Fermat's principle's Great Norwegian Encyclopedia ID is recorded as Fermats_prinsipp[16].
  • Fermat's principle's Elhuyar ZTH ID is recorded as 136737[17].
  • Fermat's principle's Wolfram Language entity code is recorded as Entity["PhysicalEffect", "FermatsPrinciple"][18].
  • Fermat's principle's Microsoft Academic ID is recorded as 141176204[19].
  • Fermat's principle's ProofWiki ID is recorded as Fermat's_Principle_of_Least_Time[20].
  • Fermat's principle's Online PWN Encyclopedia ID is recorded as 3900483[21].
  • Fermat's principle's Lex ID is recorded as Fermats_princip[22].
  • Fermat's principle's Encyclopedia of China is recorded as 196101[23].
  • Fermat's principle's Gran Enciclopèdia Catalana ID is recorded as principi-de-fermat[24].
  • Fermat's principle's Vikidia article ID is recorded as fr:Principe_de_Fermat[25].

Why It Matters

Fermat's principle draws 365 Wikipedia views per month (scientific_law category, ranking #4 of 30).[2] It has Wikipedia articles in 26 language editions, a strong signal of global cultural recognition.[26] It is known by 13 alternative names across languages and contexts.[27]

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] . 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] . 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.

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [26] . Wikidata sitelinks. wikidata.org.
  3. [27] . 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). Fermat's principle. Retrieved May 3, 2026, from https://4ort.xyz/entity/fermat-s-principle
MLA “Fermat's principle.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/fermat-s-principle.
BibTeX @misc{4ortxyz_fermat-s-principle_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Fermat's principle}}, year = {2026}, url = {https://4ort.xyz/entity/fermat-s-principle}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Fermat's principle — https://4ort.xyz/entity/fermat-s-principle (retrieved 2026-05-03)

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