Puxin Lin gave his first talk at the Worldline Seminars: https://sites.google.com/view/worldlineseminars/ based on his paper: https://arxiv.org/abs/2409.02197.

Recording of the talk: https://plymouth.cloud.panopto.eu/Panopto/Pages/Viewer.aspx?id=4849ebb8-8123-4f3e-8299-b24201067a0c

Congratulations to Jacky Yip on passing the prelim exam. The title of his presentation is “Topological Data Analysis for Cosmology”: https://www.physics.wisc.edu/events/?id=9005