Formal torsors under reductive group schemes
Benedictus Margaux
Volume 60, no. 1
(2019),
pp. 217–224
https://doi.org/10.33044/revuma.v60n1a13
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Abstract
We consider the algebraization problem for torsors over a proper formal scheme
under a reductive group scheme. Our results apply to the case of semisimple
group schemes (which is addressed in detail).