30 citations · 115 across the 22 of their papers we have counts for
Showing 2006 · math.DGShow all
3 papers · 2 filters
math.DG2006
Mean value theorems on manifolds
Lei Ni
We derive several mean value formulae on manifolds, generalizing the classical one for harmonic functions on Euclidean spaces as well as later results of Schoen-Yau, Michael-Simon,…
math.DG2006
Complete manifolds with nonnegative curvature operator
Lei Ni, Baoqiang Wu
In this short note, as a simple application of the strong result proved recently by Böhm and Wilking, we give a classification on closed manifolds with 2-nonnegative curvature oper…
math.DG2006★ 16 cited
A note on Perelman's LYH inequality
Lei Ni
We give a proof to the Li-Yau-Hamilton type inequality claimed by Perelman on the fundamental solution to the conjugate heat equation. The rest of the paper is devoted to improving…