Resolutions of dlt pairs
Presenter
May 6, 2013
Keywords:
- characteristic p
- commutative algebra
- birational algebraic geometry
- multiplier ideals
- singularities of varieties
- singular complex
- combinatorial topology
MSC:
- 13-xx
- 13Axx
- 13A35
- 13A15
- 13A18
- 14-xx
- 14Exx
- 14E05
- 14E15
- 14A05
- 14A15
- 13F55
- 13F30
Abstract
We study the combinatorial structure of resolutions of dlt singularities. The information is encoded in a simplicial complex. The main result asserts that usually this simplicial complex is contractible. (joint work with T. de Fernex and C. Xu.)