A family of subsets of a topological space such that every point has a neighborhood that intersects only one of them.

# Discrete Family

## See also

Sigma-Discrete Family
*This entry contributed by Margherita
Barile*

## Explore with Wolfram|Alpha

## Cite this as:

Barile, Margherita. "Discrete Family." From *MathWorld*--A Wolfram Web Resource, created by Eric
W. Weisstein. https://mathworld.wolfram.com/DiscreteFamily.html