Yi Luo

collaborators

2 papers

math.RT2026

Iwahori component of the Gelfand--Graev representation for reductive groups

Yi Luo

Let $G$ be a connected reductive group over a $p$ -adic field $F$ , $U$ the unipotent radical of a minimal parabolic subgroup, $ψ$ a depth-zero non-degenerate character of $U (F)$ , an…

math.RT2026

A Tale of Two Idempotents: Casselman-Shalika and Spherical Genericity

Yi Luo

We give a self-contained Hecke-algebraic derivation of the Casselman-Shalika formula and J.-S. Li's genericity criterion for irreducible spherical representations of unramified gro…