2 problems

Let $G$ be a finite abelian group, let $\exp(G)$ denote its exponent, and let $\mathsf{D}(G)$ denote its Davenport constant. Let $\mathsf{s}_{k\exp(G)}(G)$ be the smallest length f…

Erdős–Ginzburg–Ziv conjecture for semigroups. For any finite commutative semigroup $\mathcal{S}$,