Topological methods in zero-sum Ramsey theory

Florian Frick, Jacob Lehmann Duke, Meenakshi McNamara +5

A cornerstone result of Erd\H os, Ginzburg, and Ziv (EGZ) states that any sequence of $2n-1$ elements in $\mathbb{Z}/n$ contains a zero-sum subsequence of length $n$. While algebra…