Strouhal number

dimensionless number describing oscillating flow mechanisms
Thing general Q646627
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Strouhal number

Summary

Strouhal number ranks in the top 2% of general entities by monthly Wikipedia readership (136 views/month).[1]

Key Facts

  • Vincenc Strouhal is named after Strouhal number[2].
  • Strouhal number's GND ID is recorded as 4183781-2[3].
  • Strouhal number's subclass of is recorded as characteristic number[4].
  • Strouhal number's subclass of is recorded as dimensionless number in fluid mechanics[5].
  • Strouhal number's subclass of is recorded as criterion of similarity[6].
  • Strouhal number's Commons category is recorded as Strouhal number[7].
  • Strouhal number's Freebase ID is recorded as /m/0dvd7[8].
  • Strouhal number's described by source is recorded as ISO 80000-11:2019 Quantities and units — Part 11: Characteristic numbers[9].
  • Strouhal number's described by source is recorded as Armenian Soviet Encyclopedia, vol. 11[10].
  • Strouhal number's defining formula is recorded as \mathit{Sr} = \frac{f l}{v}[11].
  • Strouhal number's JSTOR topic ID is recorded as strouhal-numbers[12].
  • Strouhal number's ISQ dimension is recorded as 1[13].
  • Strouhal number's maintained by WikiProject is recorded as WikiProject Mathematics[14].
  • Strouhal number's maintained by WikiProject is recorded as WikiProject Fluid dynamics[15].
  • Strouhal number's Microsoft Academic ID is recorded as 143575951[16].
  • Strouhal number's De Agostini ID is recorded as Strouhal,+nùmero+di-[17].
  • Strouhal number's in defining formula is recorded as \mathit{Sr}[18].
  • Strouhal number's in defining formula is recorded as f[19].
  • Strouhal number's in defining formula is recorded as l[20].
  • Strouhal number's in defining formula is recorded as v[21].
  • Strouhal number's Wolfram Language quantity ID is recorded as StrouhalNumber[22].
  • Strouhal number's quantity symbol is recorded as \mathit{Sr}[23].
  • Strouhal number's quantity symbol is recorded as \mathit{Sh}[24].
  • Strouhal number's recommended unit of measurement is recorded as 1[25].
  • Strouhal number's IEV number is recorded as 113-03-39[26].

Why It Matters

Strouhal number ranks in the top 2% of general entities by monthly Wikipedia readership (136 views/month).[1] It has Wikipedia articles in 18 language editions, a strong signal of global cultural recognition.[27] It is known by 5 alternative names across languages and contexts.[28]

References

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

Direct Wikidata claims

  1. [2] . wikidata.org.
  2. [3] . wikidata.org.
  3. [4] . wikidata.org.
  4. [5] . wikidata.org.
  5. [6] . wikidata.org.
  6. [7] . wikidata.org.
  7. [8] . Freebase Data Dumps. wikidata.org.
  8. [9] . wikidata.org.
  9. [10] . wikidata.org.
  10. [11] . ISO 80000-11:2019 Quantities and units — Part 11: Characteristic numbers. wikidata.org.
  11. [12] . wikidata.org.
  12. [13] . wikidata.org.
  13. [14] . wikidata.org.
  14. [15] . wikidata.org.
  15. [16] . wikidata.org.
  16. [17] . wikidata.org.
  17. [18] . wikidata.org.
  18. [19] . wikidata.org.
  19. [20] . wikidata.org.
  20. [21] . wikidata.org.
  21. [22] . wikidata.org.
  22. [23] . ISO 80000-11:2019 Quantities and units — Part 11: Characteristic numbers. wikidata.org.
  23. [24] . ISO 80000-11:2019 Quantities and units — Part 11: Characteristic numbers. wikidata.org.
  24. [25] . ISO 80000-11:2019 Quantities and units — Part 11: Characteristic numbers. wikidata.org.
  25. [26] . wikidata.org.

Aggregate / graph-position facts

  1. [1] . 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). Strouhal number. Retrieved April 10, 2026, from https://4ort.xyz/entity/strouhal-number
MLA “Strouhal number.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/strouhal-number.
BibTeX @misc{4ortxyz_strouhal-number_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Strouhal number}}, year = {2026}, url = {https://4ort.xyz/entity/strouhal-number}, note = {Accessed: 2026-04-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Strouhal number — https://4ort.xyz/entity/strouhal-number (retrieved 2026-04-10)

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