2 problems

Let $p$ be a prime, let $k$ be an algebraic closure of $\mathbb{F}_p$, let $\Gamma={\rm Gal}(k/\mathbb{F}_p)$, and let $\mathcal{C}$ be a finite EI-category, meaning that every end…

Let $W$ be a complex reflection group, let $\theta:q\mapsto\xi$ be a specialization of ${\mathcal H}_q(W)$, and let $s_\chi$ denote the Schur element associated with…