On irregularity strength of disjoint union of friendship graphs

Ali Ahmad, Martin Baca, Muhammad Numan
2013 Electronic Journal of Graph Theory and Applications  
We investigate the vertex total and edge total modification of the well-known irregularity strength of graphs. We have determined the exact values of the total vertex irregularity strength and the total edge irregularity strength of a disjoint union of friendship graphs.
doi:10.5614/ejgta.2013.1.2.3 fatcat:w4ksj2c5uzbn5e3kyqmwc5pphu