Closed Orbits and Descents for Enhanced Standard Representations of Classical Groups

Chen Liang

Let $G={\mathrm{GL}}_n(\mathbb{F})$, ${\mathrm{O}}_n(\mathbb{F})$, or ${\mathrm{Sp}}_{2n}(\mathbb{F})$ be one of the classical groups over an algebraically closed field $\mathbb{F}$ of c…