hypercontractivity

noun

Excessive contractivity of the higher frequencies in a Fourier spectrum.

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Meanings

nounhypercontractivity (uncountable)
  1. uncountablenatural sciencesExcessive contractivity of the higher frequencies in a Fourier spectrum.

    Moreover, we show a uniform bound for the existence time of solutions as well as an optimal hypercontractivity estimate..

    2015, Piotr Biler, Jacek Zienkiewicz, “Existence of solutions for the Keller-Segel model of chemotaxis with measures as initial data”, in arXiv

Origin

From hyper- + contractivity.

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Cite this entry
APA

hypercontractivity. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/hypercontractivity

MLA

“hypercontractivity.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/hypercontractivity. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “hypercontractivity,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/hypercontractivity.

Source: hypercontractivity on Wiktionary, CC BY-SA 4.0.