Showing math.RTShow all
2 papers · 1 filter
math.RT2024
The real affine Grassmannian and quantum SL(2)
Mark Macerato, Jeremy Taylor
We prove that the category of equivariant perverse sheaves on the affine Grassmannian of PGL(2, R) is highest weight and we construct the projective objects. Moreover we prove that…
math.RT2023★ 1 cited
Levi-Equivariant Restriction of Spherical Perverse Sheaves
Mark Macerato
We study the equivariant cohomology of spherical perverse sheaves on the affine Grassmannian of a connected reductive group with support in the affine Grassmannian of any Levi…