Upper bounds on chromatic number of ${\mathbb{E}}^n$ in low dimensions

Andrii Arman, Andriy V. Bondarenko, Andriy Prymak +1

Let $\chi ({\mathbb{E}}^n)$ denote the chromatic number of the Euclidean space ${\mathbb{E}}^n$, i.e., the smallest number of colors that can be used to color ${\mathbb{E}}^n$ so that no two…