Bipartite Graphs with the First and Second Largest Laplacian Spectral Radius |
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| Authors: | DENG Ai-ping MENG Juan |
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| Institution: | College of Science , Donghua University , Shanghai 201620, China |
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| Abstract: | LetBkn be the class of bipartite graphs with n vertices and k cut edges.The extremal graphs with the firt and the second largest Laplacian spectral radius among all graphs in Bkn are presented.The bounds of the Laplacian spectral radius of these extremal graphs are also obtained. |
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| Keywords: | bipartite graph Laplacian spectral radius edge grafting |
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