Hopf numbers

A form of Hopf number — An integer-valued topological invariant that quantifies the linking of preimages in continuous maps from the 3-sphere to the 2-sphere.

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Meanings

noun
  1. pluralplural of Hopf number
Cite this entry
APA

Hopf numbers. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/Hopf%20numbers

MLA

“Hopf numbers.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Hopf%20numbers. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “Hopf numbers,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/Hopf%20numbers.

Source: Hopf numbers on Wiktionary, CC BY-SA 4.0.