摘要
We denote h(G,x) as the adjoint polynomial of graph G. In [5], Ma obtained the interpolation properties of the roots of adjoint polynomial of graphs containing triangles. By the properties, we prove the non-zero root of adjoint polynomial of Dn and Fn are single multiple.
基金
Supported by the Foundation for University Key Teacher by the Ministry of Education(2000-2003)
Supported by the National Natural Science Foundation of China(10061003)
