Characterizing $A_{\hat{I}}\pm$-minimizer graphs: given order and independence number

Jiaqi Zhang, Shuchao Li

For a given graph \( G \), let \( A(G) \), \( Q(G) \), and \( D(G) \) denote the adjacency matrix, signless Laplacian matrix, and diagonal degree matrix of \( G \), respectively. T…