no code implementations • 24 Dec 2020 • JianFeng Wang, Jing Wang, Maurizio Brunetti
The Hoffman program with respect to any real or complex square matrix $M$ associated to a graph $G$ stems from A. J. Hoffman's pioneering work on the limit points for the spectral radius of adjacency matrices of graphs less than $\sqrt{2+\sqrt{5}}$.
Combinatorics 05C50
