English

On the characterization of Danielewski surfaces by their automorphism group

Algebraic Geometry 2022-02-04 v2

Abstract

In this note we show that if the automorphism group of a normal affine surface SS is isomorphic to the automorphism group of a Danielewski surface, then SS is isomorphic to a Danielewski surface.

Keywords

Cite

@article{arxiv.1905.00423,
  title  = {On the characterization of Danielewski surfaces by their automorphism group},
  author = {Alvaro Liendo and Andriy Regeta and Christian Urech},
  journal= {arXiv preprint arXiv:1905.00423},
  year   = {2022}
}

Comments

5 pages. Minor changes as suggested by the referees