On actions of connected algebraic groups

2014/12/05 by Brion, Michel
#14C22 #14L30 #14M05 #20G07 #Algebraic Geometry (math.AG) #FOS: Mathematics

paper · doi:10.48550/arxiv.1412.1906

Abstract

We obtain a version of the theorem of the square and a local structure result for actions of connected algebraic groups on seminormal varieties in characteristic 0, and arbitrary varieties in positive characteristics.

Related

• Some basic results on actions of non-affine algebraic groups
• On rational additive group actions
• On Additive invariants of actions of additive and multiplicative groups
• Real structures on complex algebraic varieties with a reductive group action
• On linearization of line bundles