Yanfeng Luo

activity

20102023

most citedThe finite basis problem for the monoid of 2 by 2 upper triangular tropical matrices

12 citations · 51 across the 17 of their papers we have counts for

collaborators

Showing 2010Show all

2 papers · 1 filter

math.CO2010★ 4 cited

Tricyclic graphs with exactly two main eigenvalues

Xiaoxia Fan, Yanfeng Luo

An eigenvalue of a graph $G$ is called a main eigenvalue if it has an eigenvector the sum of whose entries is not equal to zero. In this paper, all connected tricyclic graphs with…

math.CO2010

Spectral characterization of a specific class of trees

Xiaoxia Fan, Yanfeng Luo

In this paper, it is shown that the graph $T_{4} (p, q, r)$ is determined by its Laplacian spectrum and there are no two non-isomorphic such graphs which are cospectral with respect to…