- Series
- Geometry Topology Seminar
- Time
- Tuesday, June 27, 2017 - 2:05pm for 1 hour (actually 50 minutes)
- Location
- Skiles 006
- Speaker
- Lei Chen – University of Chicago
- Organizer
- Dan Margalit
I will talk about homomorphisms between surface braid groups. Firstly, we will see that any surjective homomorphism from PB_n(S) to PB_m(S) factors through a forgetful map. Secondly, we will compute the
automorphism group of PB_n(S). It turns out to be the mapping class group when n>1.