# Seiberg–Witten invariant

> invariant of smooth four-manifolds defined by gauge theory

**Wikidata**: [Q7446569](https://www.wikidata.org/wiki/Q7446569)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Seiberg–Witten_invariants)  
**Source**: https://4ort.xyz/entity/seiberg-witten-invariant