James Davies: Every finite colouring of the plane contains a monochromatic pair of points at an odd distance from each other.
Combinatorics and more 2022-10-19
Summary:
Here is a lovely piece of news: the following paper by James Davies was posted on the arXive a few weeks ago. The paper uses spectral methods to settle an old question, posed in 1994, by Moshe Rosenfeld. (See this … Continue reading →