8 citations · 16 across the 11 of their papers we have counts for
Showing 2019 · math.AGShow all
2 papers · 2 filters
math.AG2019
Residues on Affine Grassmannians
Mathieu Florence, Philippe Gille
Given a linear group G over a field k, we define a notion of index and residue of an element g of G(k((t)). This provides an alternative proof of Gabber's theorem stating that G ha…
math.AG2019
On extensions of algebraic groups
Mathieu Florence, Giancarlo Lucchini Arteche
We extend to the context of algebraic groups a classic result on extensions of abstract groups relating the set of isomorphism classes of extensions of by with that of exte…