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The largest two Laplacian eigenvalues of a graph |
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| Authors: | Kinkar Ch Das |
| Institution: | Kinkar Ch. Das * |
| Abstract: | In this article, we present lower bounds for the largest eigenvalue, the second largest eigenvalue and the sum of the two largest eigenvalues of the Laplacian matrix of a graph. |
| Keywords: | Graph Laplacian matrix The largest eigenvalue The second largest eigenvalue Lower bound AMS Subject Classification: 05c50 |