Source: wikibot/either-or-topology
= Either–or topology
{wiki=Either–or_topology}
Either-or topology, also known as the "discrete topology," is a simple kind of topology that can be defined on a set. In this topology, every subset of the set is considered an open set. The discrete topology is characterized by the following properties: 1. **Open Sets**: Every subset of the set is in the topology. This includes the empty set and the entire set itself.