The nullity of a graph is the multiplicity of the eigenvalue zero in its spectrum. In this paper, we give formulae to calculate the nullity of \(n\)-vertex bicyclic graphs by means of the maximum matching number.
Citation
Guoping Wang, Fei Zhu, Hong Bian. Note on the Nullity of Bicyclic Graphs[J], Ars Combinatoria, Volume 091. 129-134. .