On the characterization of Danielewski surfaces by their automorphism group
arXiv:1905.00423 · doi:10.1007/s00031-020-09606-z
Abstract
In this note we show that if the automorphism group of a normal affine surface is isomorphic to the automorphism group of a Danielewski surface, then is isomorphic to a Danielewski surface.
5 pages. Minor changes as suggested by the referees