On Q-spectral moments of unicyclic graphs

چکیده مقاله

The ݇k -th spectral moment of a graph G is defined as ܶsum of (q_i)^k where q_1 , q_2,… , q_n are signless Laplacian eigenvalues of G. In this paper, we survey unique unicyclic graphs with first and second greatest Q-spectral moments.