报告题目 (Title)：次线性扩展及其应用（Sublinear expanders and its applications）
报告人 (Speaker)： 刘鸿 教授（韩国基础科学研究院）
报告时间 (Time)：2023年4月17日(周一) 10:00
报告地点 (Place)：校本部F309
邀请人(Inviter)：康丽英
报告摘要：The notion of sublinear expanders was introduced by Komlos and Szemeredi in the 90s. I will survey some of the recent advancements of this theory, which lead to the resolutions of several longstanding open problems in extremal combinatorics.