报告题目：Improved convexity estimates of harmonic functions and minimal graphs

报告人： 张伟 教授

所在单位：兰州大学

报告时间：2022年06月27日 星期一下午15:00 –16:00

报告地点：腾讯会议 ID：471 115 300

校内联系人：任长宇 rency@jlu.edu.cn

报告摘要：In this talk, I mainly discuss an improved and easy-to-followed new proof of the convexity estimates of level sets of harmonic functions and minimal graphs, which greatly simplifies the previous proof.

报告人简介：Wei Zhang is a professor at School of Mathematics and Statistics of Lanzhou University. He received his Ph.D. degree from University of Science and Technology of China in 2011. His main research interest is in convexity issue and regularity theory of nonlinear elliptic PDEs. Part of his recent works were published on the journal Calc. Var. PDE, J. Differential Equations, Proc. Amer. Math. Soc., etc.