English

Mumford divisors

Algebraic Geometry 2018-05-22 v2

Abstract

We define the notion of Mumford divisors, argue that they are the natural divisors to study on reduced but non-normal varieties and prove a structure theorem for the Mumford class group. v.2: references added

Cite

@article{arxiv.1803.07596,
  title  = {Mumford divisors},
  author = {János Kollár},
  journal= {arXiv preprint arXiv:1803.07596},
  year   = {2018}
}
R2 v1 2026-06-23T00:59:22.478Z