Differential Geometry Seminar: Some almost theorems about four-dimensional curvature

Seminar | April 24 | 1:10-2 p.m. | 939 Evans Hall

 John Lott, UC-Berkeley

 Department of Mathematics

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.

 lott@math.berkeley.edu