The Langlands formula and perverse sheaves

Mikhail Kapranov, Vadim Schechtman, Olivier Schiffmann +1

For a complex reductive Lie algebra $\mathfrak{g}$ with Cartan subalgebra $\mathfrak{h}$ and Weyl group $W$ we consider the category $\text{Perv}(W\backslash \mathfrak{h})$ of per…