Atiyah–Hitchin–Singer theorem
= Atiyah–Hitchin–Singer theorem
{wiki=Atiyah–Hitchin–Singer_theorem}
The Atiyah–Hitchin–Singer theorem is a result in the field of differential geometry and mathematical physics, particularly in the study of the geometry of four-manifolds. Specifically, it relates to the topology and geometry of Riemannian manifolds and their connections to gauge theory.