The index of a threefold canonical singularity
Presenter
May 9, 2013
Keywords:
- characteristic p
- commutative algebra
- birational algebraic geometry
- singularities of varieties
- multiplier ideals
- Gorenstein rings
- 3-fold singularities
MSC:
- 13A35
- 13A15
- 13A18
- 13Axx
- 13-xx
- 14-xx
- 14Exx
- 14E05
- 14E15
Abstract
We will discuss the question raised by Shokurov: can one bound the index of a Q-Gorenstein singularity in terms of the discrepancies over it? We will give an answer for 3-fold canonical singularities.