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Spanier–Whitehead duality

Intangible mathematical_concept Q7573114
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Spanier–Whitehead duality

Summary

Spanier–Whitehead duality is a mathematical concept[1]. It draws 10 Wikipedia views per month (mathematical_concept category, ranking #254 of 1,007).[2]

Key Facts

  • Spanier–Whitehead duality's instance of is recorded as mathematical concept[3].
  • Spanier–Whitehead duality's Freebase ID is recorded as /m/08rysf[4].
  • Spanier–Whitehead duality's nLab ID is recorded as Spanier-Whitehead duality[5].
  • Spanier–Whitehead duality's Microsoft Academic ID is recorded as 2780355220[6].

Why It Matters

Spanier–Whitehead duality draws 10 Wikipedia views per month (mathematical_concept category, ranking #254 of 1,007).[2]

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.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.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). Spanier–Whitehead duality. Retrieved May 3, 2026, from https://4ort.xyz/entity/spanier-whitehead-duality
MLA “Spanier–Whitehead duality.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/spanier-whitehead-duality.
BibTeX @misc{4ortxyz_spanier-whitehead-duality_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Spanier–Whitehead duality}}, year = {2026}, url = {https://4ort.xyz/entity/spanier-whitehead-duality}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Spanier–Whitehead duality — https://4ort.xyz/entity/spanier-whitehead-duality (retrieved 2026-05-03)

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