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square root of 2

unique positive real number which when multiplied by itself gives 2
Thing mathematical_constant Q389813
square root of 2
4tilden at de.wikipedia · Public Domain · Wikimedia
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square root of 2

Summary

square root of 2 is a mathematical constant[1]. It ranks in the top 8% of mathematical_constant entities by monthly Wikipedia readership (565 views/month).[2]

Key Facts

  • square root of 2's image is recorded as Quadrat-Wurzel-2.PNG[3].
  • square root of 2's instance of is recorded as mathematical constant[4].
  • square root of 2's instance of is recorded as irrational number[5].
  • square root of 2's instance of is recorded as square root of natural numbers[6].
  • square root of 2's instance of is recorded as quadratic irrational[7].
  • square root of 2's Bibliothèque nationale de France ID is recorded as 15504722x[8].
  • square root of 2's IdRef ID is recorded as 112539920[9].
  • square root of 2's Commons category is recorded as Square root of 2[10].
  • square root of 2's Freebase ID is recorded as /m/01y523[11].
  • square root of 2's OEIS ID is recorded as A002193[12].
  • square root of 2's approximation algorithm is recorded as Heron's method[13].
  • square root of 2's numeric value is recorded as {'amount': '+1.41421356237309504880168872420969807856967187537694807317667973799073247846210703885038753432764157273501384623091229702492'}[14].
  • square root of 2's defining formula is recorded as \sqrt{2}[15].
  • square root of 2's MathWorld ID is recorded as PythagorassConstant[16].
  • square root of 2's maintained by WikiProject is recorded as WikiProject Mathematics[17].
  • square root of 2's Fandom article ID is recorded as math:Square_root_of_2[18].
  • square root of 2's Microsoft Academic ID is recorded as 126027311[19].
  • square root of 2's in defining formula is recorded as \sqrt{}[20].
  • square root of 2's in defining formula is recorded as 2[21].
  • square root of 2's Vikidia article ID is recorded as fr:Racine_carrée_de_2[22].

Why It Matters

square root of 2 ranks in the top 8% of mathematical_constant entities by monthly Wikipedia readership (565 views/month).[2] It has Wikipedia articles in 27 language editions, a strong signal of global cultural recognition.[23] It is known by 32 alternative names across languages and contexts.[24]

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] ↑ . RAMEAU. Retrieved . wikidata.org.
  7. [9] ↑ . IdRef. Retrieved . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . Freebase Data Dumps. wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . apod.nasa.gov. Retrieved . apod.nasa.gov. Provenance: wikidata.org.
  13. [15] ↑ . wikidata.org.
  14. [16] ↑ . wikidata.org.
  15. [17] ↑ . wikidata.org.
  16. [18] ↑ . wikidata.org.
  17. [19] ↑ . Microsoft Academic. wikidata.org.
  18. [20] ↑ . wikidata.org.
  19. [21] ↑ . wikidata.org.
  20. [22] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [23] ↑ . Wikidata sitelinks. wikidata.org.
  3. [24] ↑ . 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). square root of 2. Retrieved May 3, 2026, from https://4ort.xyz/entity/square-root-of-2
MLA “square root of 2.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/square-root-of-2.
BibTeX @misc{4ortxyz_square-root-of-2_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{square root of 2}}, year = {2026}, url = {https://4ort.xyz/entity/square-root-of-2}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): square root of 2 — https://4ort.xyz/entity/square-root-of-2 (retrieved 2026-05-03)

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