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scale factor

parameter which characterizes the expansion of the universe
Thing parameter Q1332997
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scale factor

Summary

scale factor is a parameter[1]. It ranks in the top 10% of parameter entities by monthly Wikipedia readership (222 views/month).[2]

Key Facts

  • scale factor's image is recorded as ScaleFactorBasics.svg[3].
  • scale factor's instance of is recorded as parameter[4].
  • scale factor's has use is recorded as physical cosmology[5].
  • scale factor's Freebase ID is recorded as /m/03q2m3[6].
  • scale factor's defining formula is recorded as d(t) = a(t)d_0,[7].
  • scale factor's BabelNet ID is recorded as 03815016n[8].
  • scale factor's World of Physics ID is recorded as ExpansionParameter[9].
  • scale factor's maintained by WikiProject is recorded as WikiProject Mathematics[10].
  • scale factor's Microsoft Academic ID is recorded as 144386022[11].
  • scale factor's OpenAlex ID is recorded as C144386022[12].
  • scale factor's Encyclopedia of China is recorded as 197335[13].

Why It Matters

scale factor ranks in the top 10% of parameter entities by monthly Wikipedia readership (222 views/month).[2] It has Wikipedia articles in 16 language editions, a strong signal of global cultural recognition.[14]

Related Entities

physical cosmology

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] ↑ . BabelNet. wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . OpenAlex. Retrieved . docs.openalex.org. Provenance: 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.

📑 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). scale factor. Retrieved May 3, 2026, from https://4ort.xyz/entity/scale-factor
MLA “scale factor.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/scale-factor.
BibTeX @misc{4ortxyz_scale-factor_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{scale factor}}, year = {2026}, url = {https://4ort.xyz/entity/scale-factor}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): scale factor — https://4ort.xyz/entity/scale-factor (retrieved 2026-05-03)

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