中文

八点极一般位置爆破 $\mathbb{P}^3$ 的除子锥

代数几何 2023-05-18 v2

摘要

XXP3\mathbb{P}^3 在八个极一般点处的爆破。我们给出其 nef 锥与有效锥的完整描述。此外,我们证明在某 Weyl 群作用于 XX 的有效可动锥上存在有理多面体基本域。

关键词

引用

@article{arxiv.2303.12005,
  title  = {Cones of divisors on $\mathbb{P}^3$ blown up at eight very general points},
  author = {Isabel Stenger and Zhixin Xie},
  journal= {arXiv preprint arXiv:2303.12005},
  year   = {2023}
}

备注

36 pages. We added Theorem 3.5 and extended Theorem 1.4 by showing that the effective cone is closed