2 papers
math.CO2011
The largest Hosoya indices of unicyclic graphs
Guihai Yu, Lihua Feng, Aleksandar Ilic
The Hosoya index of a graph is defined as the total number of edge independent sets of . In this paper, we extend the research of [J. Ou, On extremal unicyclic molec…
math.CO2011
The Harary index of trees
Aleksandar Ili\' c, Guihai Yu, Lihua Feng
The Harary index of a graph is recently introduced topological index, defined on the reverse distance matrix as , where is th…