Spectral properties of digraphs with a fixed dichromatic number

Abstract

Other papers by the author[1] Ordering of bicyclic signed digraphs by energy, Filomat 34 (2020), 4297-4309 (with L. Wang).[2] Iota energy orderings of bicyclic signed digraphs, Transactions on Combinatorics 10 (2021), 187-200 (with L. Wang).[3] The eccentricity matrix of a digraph, Discrete Applied Mathematics 322 (2022), 61-73 (with L. Wang).[4] On the sum of the k largest absolute values of Laplacian eigenvalues of digraphs,