On models of algebraic group actions
Algebraic Geometry
2022-08-15 v2
Abstract
We show that every action of a smooth algebraic group on a variety admits a normal projective model. Along the way, we present new proofs of some basic results on algebraic transformation groups, including Weil's regularization theorem.
Cite
@article{arxiv.2202.04352,
title = {On models of algebraic group actions},
author = {Michel Brion},
journal= {arXiv preprint arXiv:2202.04352},
year = {2022}
}
Comments
Minor changes, 23 pages. Accepted for publication in the Proceedings - Mathematical Sciences, Indian Academy of Sciences (memorial issue in honour of C.S. Seshadri)