Torsors and stable equivariant birational geometry
Algebraic Geometry
2022-04-08 v1
Abstract
We develop the formalism of universal torsors in equivariant birational geometry and apply it to produce new examples of nonbirational but stably birational actions of finite groups.
Cite
@article{arxiv.2204.03106,
title = {Torsors and stable equivariant birational geometry},
author = {Brendan Hassett and Yuri Tschinkel},
journal= {arXiv preprint arXiv:2204.03106},
year = {2022}
}
Comments
28 pages