报告人:于立
报告地点:数学与统计学院317室
报告时间:2019年09月29日星期日16:00-17:00
邀请人:陈亮
报告摘要:
Halperin-Carlsson conjecture is a famous conjecture on the topological obstructions to the existence of free torus actions on a finite dimensional space. In this talk, I will briefly introduce the history of Halperin-Carlsson conjecture and report some recent progress on confirming this conjecture.
主讲人简介:
于立,南京大学副教授,2005年获加州大学圣地亚哥分校博士学位。主要从事代数拓扑学与几何拓扑学的研究,相关工作发表在Advances in Mathematics, Mathematical Research Letters, International Mathematics Research Notices, Forum Mathematicum, Pacific Journal of Mathematics, Algebraic and Geometric Topology等国际著名期刊上。