Differential Geometry Seminar, John Lott, Berkeley

Event Date: 

Friday, November 4, 2016 - 3:00pm to 4:00pm

Event Location: 

  • South Hall 6635

Title: Some almost theorems about four-dimensional curvature

Abstract: I will describe some topological conditions to ensure that a noncollapsed Riemannian 4-manifold, which is almost Ricci-flat, in fact admits a Ricci-flat metric. This is joint work with Vitali Kapovitch.