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The largest eigenvalue of unicyclic graphs |
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| Authors: | Shengbiao Hu |
| Affiliation: | Department of Mathematics, Qinghai Nationalities College, Xinig, Qinghai 810007, People's Republic of China |
| Abstract: | Let G be a simple graph. Let λ1(G) and μ1(G) denote the largest eigenvalue of the adjacency matrix and the Laplacian matrix of G, respectively. Let Δ denote the largest vertex degree. If G has just one cycle, then |
| Keywords: | 05C50 05C05 |
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