# Killing–Hopf theorem

> Characterizes complete connected Riemannian manifolds of constant curvature

**Wikidata**: [Q6407842](https://www.wikidata.org/wiki/Q6407842)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Killing–Hopf_theorem)  
**Source**: https://4ort.xyz/entity/killing-hopf-theorem