2 papers
math.CO2023
The least eigenvalue of the complements of graphs with given connectivity
Huan Qiu, Keng Li, Guoping Wang
The least eigenvalue of a graph is the least eigenvalue of adjacency matrix of . In this paper we determine the graphs which attain the minimum least eigenvalue among all co…
math.CO2022
The spectra of the complements of graphs with given connectivity
Huan Qiu, Keng Li, Guoping Wang
Spectral radius of a graph is the largest eigenvalue of adjacency matrix of . The least eigenvalue of a graph is the least eigenvalue of adjacency matrix of . In this…