# characterizations of the category of topological spaces

> Multiple equivalent ways to define a topological space

**Wikidata**: [Q5073786](https://www.wikidata.org/wiki/Q5073786)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Axiomatic_foundations_of_topological_spaces)  
**Source**: https://4ort.xyz/entity/characterizations-of-the-category-of-topological-spaces