We introduce two new graph characteristics, the edge H-irregularity strength and the vertex H-irregularity strength of a graph. We estimate the bounds of these parameters and determine their exact values for several families of graphs namely, paths, ladders and fans.
['Faraha Ashraf', 'Martin Bača', 'Zuzana Kimáková', 'Andrea Semaničová-Feňovčíková']
ON VERTEX AND EDGE H-IRREGULARITY STRENGTHS OF GRAPHS