Ribbon concordance of knots
Location
383-N
Event Series
Event Type
Seminar
Tuesday, May 3, 2022 4:00 PM
Ian Agol (UC Berkeley)
We will define ribbon concordance of knots, and show that ribbon concordance forms a partial order, answering a conjecture of Cameron Gordon. The result makes use of a bit of real algebraic geometry of representation varieties to compact connected Lie groups.