Commensurability growths of algebraic groups

Khalid Bou-Rabee, Tasho Kaletha, Daniel Studenmund

Fixing a subgroup $\Gamma$ in a group $G$, the full commensurability growth function assigns to each $n$ the cardinality of the set of subgroups $\Delta$ of $G$ with $[Γ: Γ\cap Δ][Δ: Γ\cap Δ…