σ-Algebra
Definitionen
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.
GER-Stufe
B2
Obere Mittelstufe
Dieses Wort gehört zum GER-Wortschatz B2 — Stufe obere mittelstufe.
Dieses Wort gehört zum GER-Wortschatz B2 — Stufe obere mittelstufe.
Siehe auch
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