Jie Zhang

most citedOn signless Laplacian coefficients of unicyclic graphs with given matching number

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math.CO2012

On signless Laplacian coefficients of bicyclic graphs

Jie Zhang, Xiao-Dong Zhang

Let $G$ be a graph of order $n$ and $Q_{G} (x) = d e t (x I - Q (G)) = \sum_{i = 1}^{n} (- 1)^{i} φ_{i} x^{n - i}$ be the characteristic polynomial of the signless Laplacian matrix of a graph $G$ . We giv…

math.CO2012★ 1 cited

On signless Laplacian coefficients of unicyclic graphs with given matching number

Jie Zhang, Xiao-Dong Zhang

Let $G$ be an unicyclic graph of order $n$ and let $Q_{G} (x) = d e t (x I - Q (G)) = ma t r i x \sum_{i = 1}^{n} (- 1)^{i} φ_{i} x^{n - i} ma t r i x$ be the characteristic polynomial of the signless Laplacia…