2 problems

Grossberg–VanDieren's categoricity-to-tameness conjecture. Suppose $K$ is an AEC. If $K$ is categorical in some $\lambda \geq Hanf(LS(K))$ (or some other value depending only on…

Let $G$ be a finitely generated nilpotent-by-abelian group. Let $N$ be a nilpotent normal subgroup with $Q=G/N$ abelian, and consider the factors of the lower central series of $N$…