σ-algebras

A form of σ-algebra — A collection of subsets of a given set, such that the empty set is part of this collection, the collection is closed under complements (with respect to the given set) and the collection is closed under countable unions.

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Meanings

noun
  1. pluralplural of σ-algebra
Cite this entry
APA

σ-algebras. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/%CF%83-algebras

MLA

“σ-algebras.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/%CF%83-algebras. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “σ-algebras,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/%CF%83-algebras.

Source: σ-algebras on Wiktionary, CC BY-SA 4.0.