Title   name
2018 KAIX School in Topology
  Speaker   Koji Fujiwara    
  Date 2018-06-28
  Place KAIST
  File  의 1 번째 Real Media 동영상입니다.
Abstract : A quasi-tree is a geodesic metric space that is quasi-isometric to a tree.
With Bestvina-Bromberg, I introduced an axiomatic way to construct a quasi-tree and group actions on it.
I explain the basic of it, then discuss some applications including some recent ones.