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Null set
Y 92%
Measurable set whose measure is zero
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Subclasses 1
Influencing rating
Y 92%
countably infinite set
set with the same cardinality as the set of natural numbers
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Wikipedia

In mathematical analysis, a null set is a Lebesgue measurable set of real numbers that has measure zero. This can be characterized as a set that can be covered by a countable union of intervals of arbitrarily small total length.

Subclass of
Measurable set
References
Wikidata