English

Divisorial contractions in dimension three which contract divisors to compound A_1 points

Algebraic Geometry 2007-05-23 v1

Abstract

We deal with a divisorial contraction in dimension 3 which contracts its exceptional divisor to a cA_1 point. We prove that any such contraction is obtained by a suitable weighted blow-up.

Keywords

Cite

@article{arxiv.math/0010207,
  title  = {Divisorial contractions in dimension three which contract divisors to compound A_1 points},
  author = {Masayuki Kawakita},
  journal= {arXiv preprint arXiv:math/0010207},
  year   = {2007}
}

Comments

23 pages

R2 v1 2026-07-22T16:35:19.307Z