Algebraic Graph Theory Seminar - Ben Moore

Thursday, June 6, 2019 2:30 pm - 2:30 pm EDT (GMT -04:00)

Title: Hedetnemi's conjecture is false

Speaker: Ben Moore
Affiliation: University of Waterloo
Room: MC 5479

Abstract:

On may 6th 2019, Yaroslav Shitov found a graph G x H such that the chromatic number of G x H is strictly smaller than the minimum of the chromatic number of G and the chromatic number of H. I will present the example.