Spectra of eccentricity matrix of $H$-join of graphs

S. Balamoorthy, T. Kavaskar

Let $\epsilon (G)$ be the eccentricity matrix of a graph $G$ and $Spec(\epsilon (G))$ be the eccentricity spectrum of $G$. Let $H[G_1,G_2,\dots ,G_k]$ be the $H$-join of graph…