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On the spread of the spectrum of a graph |
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| Authors: | Bolian Liu Liu Mu-huo |
| Institution: | a Department of Math., South China Normal University, Guangzhou, 510631, PR China b Department of Math., South China Agricultural University, Guangzhou, 510642, PR China |
| Abstract: | Some new upper bounds and lower bounds are obtained for the spread λ1−λn of the eigenvalues λ1≥λ2≥?≥λn of the adjacency matrix of a simple graph. |
| Keywords: | Upper bound Spread Eigenvalues |
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