Tetsuya Ito

3/30(Wed.)(17:00-18:00)

Title
L-space and left-ordering

Abstract
It is conjectured that the fundamental group of 3-manifold is non-left-orderable if and only if it is L-space. In this talk I will review basic of left-ordering on group and how it is (expected to be) related to topology and geometry of 3-manifolds.