English

Characterizing the unit ball by its projective automorphism group

Differential Geometry 2016-09-21 v1 Complex Variables Geometric Topology

Abstract

In this paper we study the projective automorphism group of domains in real, complex, and quaternionic projective space and present two new characterizations of the unit ball in terms of the size of the automorphism group and the regularity of the boundary.

Keywords

Cite

@article{arxiv.1506.09144,
  title  = {Characterizing the unit ball by its projective automorphism group},
  author = {Andrew M. Zimmer},
  journal= {arXiv preprint arXiv:1506.09144},
  year   = {2016}
}

Comments

27 pages

R2 v1 2026-06-22T10:03:08.038Z