A family of graphs that are determined by their normalized Laplacian spectra

Abraham Berman, Dong-Mei Chen, Zhi-Bing Chen +2

Let $F_{p,q}$ be the generalized friendship graph $K_1\bigvee (p{K}_q)$ on $pq+1$ vertices obtained by joining a vertex to all vertices of $p$ disjoint copies of the complete graph $…