Global $\varepsilon$-regularity for 4-dimensional Ricci flow with integral scalar curvature bound

Wangjian Jian

Vol. 319 (2022), No. 2, 333–342

DOI: 10.2140/pjm.2022.319.333

Abstract

Ge and Jiang (2017) proved global $𝜀$-regularity for 4-dimensional Ricci flow with bounded scalar curvature. In this note, we extend this result to 4-dimensional Ricci flow with integral scalar curvature bound.

Keywords

Ricci flow, scalar curvature, $\varepsilon$-regularity

Mathematical Subject Classification

Primary: 53E20

Milestones

Received: 18 August 2020

Revised: 12 June 2022

Accepted: 20 June 2022

Published: 11 September 2022