Talk
On the decomposition of Betti tables of curves on rational normal surface scrolls
- Wanseok Lee (Pukyong National University, Busan, South Korea)
Abstract
In this talk, we study the minimal free resolution of divisors on a smooth rational normal surface scroll $S=S(a_1 ,a_2 )\subset \P^r$.
Our main result provides a nice decomposition of the Betti tables of divisors into much simple Betti tables under the suitable conditions.