- Title : The semi-positivity theorem and the generic p-rank for a semi-stable fibration.
- Speaker : Junmyeong Jang(Ulsan University)
- Date & Time : 8 May , 2012 (TUE) 16:00~17:00
- Place : Math Science Building room 208
In this talk, we will see over a field of positive charactersitic, the semi-positivity theorem for a semi-stable fibered surface is related to the p-rank. Using this result we will construct a counterexample of the Miyaoka-Yau inequality with smooth Picard scheme.