Integral forms and torsors of inseparable forms of G_a

Autor:	Dolgachev, Igor
Rok vydání:	2021
Předmět:	Mathematics - Algebraic Geometry Mathematics - Group Theory 14Jxx 14Lxx 11E72
Druh dokumentu:	Working Paper
Popis:	After recalling some basic facts about F-wound commutative unipotent algebraic groups over an imperfect field F we study their regular integral models over Dedekind schemes of positive characteristic and compute the group of isomorphisms classes of torsors of one-dimensional groups. Comment: 34 pages
Databáze:	arXiv
Externí odkaz:	http://arxiv.org/abs/2105.06425 Zobrazit plný text záznamu View this record from Arxiv