Modules over the small quantum group and semi-infinite flag manifold

S. Arkhipov, R. Bezrukavnikov, A. Braverman +2

We develop a theory of perverse sheaves on the semi-infinite flag manifold $G((t))/N((t))\cdot T[[t]]$, and show that the subcategory of Iwahori-monodromy perverse sheaves is equiv…