2 problems

Let $W$ be a Weyl group, let $\rho_k$ denote the associated weighted half-sum, let $l$ be the shift parameter, and let $S(\mathfrak{h})$ be the symmetric algebra of the Cartan spac…

Okounkov's shift-operator R-matrix conjecture. In the stable basis, the operator $S_\mathsf{w}$ is conjugate to the R-matrix for