A Tannakian classification of torsors on the projective line
Algebraic Geometry
2017-03-03 v1
Abstract
In this small note we present a Tannakian proof of the theorem of Grothendieck-Harder on the classification of torsors under a reductive group on the projective line over a field.
Keywords
Cite
@article{arxiv.1703.00702,
title = {A Tannakian classification of torsors on the projective line},
author = {Johannes Anschütz},
journal= {arXiv preprint arXiv:1703.00702},
year = {2017}
}
Comments
13 pages; any comments or hints to existing literature welcome