English

Connected algebraic subgroups not lying in a maximal one

Algebraic Geometry 2022-09-09 v3

Abstract

We prove that for each n2n \geq 2, there exists a ruled variety X of dimension n such that Bir(X) contains connected algebraic subgroups which are not lying in a maximal one.

Keywords

Cite

@article{arxiv.2201.09682,
  title  = {Connected algebraic subgroups not lying in a maximal one},
  author = {Pascal Fong and Sokratis Zikas},
  journal= {arXiv preprint arXiv:2201.09682},
  year   = {2022}
}

Comments

To appear in Comptes Rendus Math\'ematique

R2 v1 2026-06-24T09:00:13.518Z