# Rokhlin's theorem

> On the intersection form of a smooth, closed 4-manifold with a spin structure

**Wikidata**: [Q7359997](https://www.wikidata.org/wiki/Q7359997)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Rokhlin's_theorem)  
**Source**: https://4ort.xyz/entity/rokhlin-s-theorem