# Discrete family of sets

From Encyclopedia of Mathematics

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A family $ A $
of subsets of a topological space such that every point of the space has a neighbourhood intersecting at most one element of $ A $.

**How to Cite This Entry:**

Discrete family of sets.

*Encyclopedia of Mathematics.*URL: http://encyclopediaofmath.org/index.php?title=Discrete_family_of_sets&oldid=46732

This article was adapted from an original article by B.A. Efimov (originator), which appeared in Encyclopedia of Mathematics - ISBN 1402006098. See original article