3 problems

Let ${\mathcal O}_\lambda$ be the nilpotent orbit whose closure is the support of $C(\lambda)$, and let $j_{{\mathcal O}_\lambda}:{\mathcal O}_\lambda\hookrightarrow {\mathcal N}$…

Let $X_+$ be the set of dominant weights of $G$, and let Lusztig's bijection associate to each dominant weight a pair consisting of a nilpotent orbit and an irreducible $G$-equivar…

Universality conjecture. The space