English

Low dimensional Lie groups admitting left invariant flat projective or affine structures

Differential Geometry 2014-06-16 v1 Representation Theory

Abstract

We prove that any real Lie group of dimension \leq 5 admits a left invariant flat projective structure. We also prove that a real Lie group L of dimension \leq 5 admits a left invariant flat affine structure if and only if the Lie algebra of L is not perfect.

Keywords

Cite

@article{arxiv.1406.3424,
  title  = {Low dimensional Lie groups admitting left invariant flat projective or affine structures},
  author = {Hironao Kato},
  journal= {arXiv preprint arXiv:1406.3424},
  year   = {2014}
}

Comments

16 pages

R2 v1 2026-06-22T04:37:42.985Z