2 papers
math.CO2021
The chromatic number of a two families of generalized Kneser graphs related to finite generalized quadrangles and finite projective 3-spaces
Klaus Metsch
Let be the graph whose vertices are the chambers of the finite projective space with two vertices being adjacent when the corresponding chambers are in general positi…
math.CO2012
Sets of generators blocking all generators in finite classical polar spaces
Jan De Beule, Anja Hallez, Klaus Metsch +1
We introduce generator blocking sets of finite classical polar spaces. These sets are a generalisation of maximal partial spreads. We prove a characterization of these minimal sets…