# Definition:Kolmogorov Space/Definition 2

## Definition

Let $T = \left({S, \tau}\right)$ be a topological space.

$\left({S, \tau}\right)$ is a Kolmogorov space or $T_0$ space if and only if no two points can be limit points of each other.

## Also see

• Results about $T_0$ spaces can be found here.

## Source of Name

This entry was named for Andrey Nikolaevich Kolmogorov.