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math.CO2023
The spectral radius of minor free graphs
Ming-Zhu Chen, A-Ming Liu, Xiao-Dong Zhang
In this paper, we present a sharp upper bound for the spectral radius of an -vertex graph without -minor for sufficient large , where is obtained from the complete gra…
math.CO2023
On the -spectral radius of graphs without linear forests
Ming-Zhu Chen, A-Ming Liu, Xiao-Dong Zhang
Let and be the adjacency and degree matrices of a simple graph on vertices, respectively. The \emph{-spectral radius} of is the largest eigenvalue of…