(Q258374)

Statements

subclass of

set function

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defining formula

${\displaystyle \nu (\emptyset )=0,A\subseteq B\Rightarrow \nu (A)\leq \nu (B),\nu \left(\bigcup _{i=1}^{\infty }A_{i}\right)\leq \sum _{i=1}^{\infty }\nu (A_{i})}$

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imported from Wikimedia project

German Wikipedia

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WikiProject Mathematics

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Identifiers