Director’s Cuts is delighted to announce the talk of Prof. Ruixiang Zhang (University of California, Berkeley) on Local smoothing for the wave equation in 2+1 dimensions. Prof. Zhang has also kindly agreed to host a follow up office hour answering questions and discussing the content of the video with interested viewers. The office hour will be held on Monday, July 18, from 4-5pm US Eastern Time. Here is the Zoom link: https://upenn.zoom.us/j/92105495267 (Meeting ID: 921 0549 5267).

Feel free to drop in at any time during the hour. Everyone is welcome to join!