## Curves Seminar - Mike Roth (Queen's University)

### Wednesday, March 21st, 2018

**Time:** 3:30 p.m. **Place:** Jeffery Hall 319

**Speaker:** Mike Roth (Queen's University)

**Title:** Zak’s theorems on tangencies IV

**Abstract:** We will finish the proof of Hartshorne’s conjecture on linear normality, and introduce the problem of computing the fundamental group of the complement of a nodal curve in the plane.