题目：The Quasi-Isometry Group of the Real Line cannot Act Effectively on the Line

报告人：叶圣奎 副教授 （上海纽约大学）

时间：2024年3月28日 星期四 9:30—10:30

地点：致远楼108室

摘要：We show that the group of orientation-preserving quasi-isometries of the real line is a left-orderable, non-simple group, but cannot act effectively on the real line by homeomorphisms. If time permits, we will discuss some attempts to the case of R^2. This is a joint work with Yanxin Zhao.

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