Problems about torsors over regular rings (with an appendix by Yifei Zhao)
Algebraic Geometry
2025-05-06 v4 Number Theory
Abstract
We overview a web of conjectures about torsors under reductive groups over regular rings and survey some techniques that have been used for making progress on such problems.
Cite
@article{arxiv.2201.06424,
title = {Problems about torsors over regular rings (with an appendix by Yifei Zhao)},
author = {Kestutis Cesnavicius},
journal= {arXiv preprint arXiv:2201.06424},
year = {2025}
}
Comments
63 pages; final version, appeared in Acta Mathematica Vietnamica; added several footnotes that correct inaccuracies in the published version