Chromatic number, clique subdivisions, and the conjectures of Hajós and Erdős-Fajtlowicz

Jacob Fox, Choongbum Lee, Benny Sudakov. Chromatic number, clique subdivisions, and the conjectures of Hajós and Erdős-Fajtlowicz. Combinatorica, 33(2):181-197, 2013. [doi]

Abstract

Abstract is missing.