标题:
具有不同特征值的连通图Connected Graphs with Distinct Eigenvalues
作者:
李国政
关键字:
Q-矩阵, 邻接矩阵, 特征值, 图的谱Department of Mathematics, Qinghai Normal University, Xining Qinghai
期刊名称:
《Advances in Applied Mathematics》, Vol.5 No.1, 2016-02-24
摘要:
关于图的Q-矩阵和邻接矩阵,给出了具有k个不同特征值的连通图的充分必要条件。
A necessary and sufficient condition for graphs with k distinct eigenvalues is determined for Q- matrix and adjacency matrix.