English

Log canonical thresholds on Gorenstein canonical del Pezzo surfaces

Algebraic Geometry 2015-01-08 v2

Abstract

We classify all the effective anticanonical divisors on weak del Pezzo surfaces. Through this classification we obtain the smallest number among the log canonical thresholds of effective anticanonical divisors on a given Gorenstein canonical del Pezzo surface.

Keywords

Cite

@article{arxiv.0904.4513,
  title  = {Log canonical thresholds on Gorenstein canonical del Pezzo surfaces},
  author = {Jihun Park and Joonyeong Won},
  journal= {arXiv preprint arXiv:0904.4513},
  year   = {2015}
}

Comments

28 pages. Minor mistakes have been corrected