| 完全4-部图的无符号Laplacian整根 |
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| 引用本文： | 卢世芳. 完全4-部图的无符号Laplacian整根[J]. 青海大学学报, 2009, 27(6): 46-48,83 |
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| 作者姓名： | 卢世芳 |
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| 作者单位： | 青海大学基础部,青海,西宁,810016 |
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| 摘 要： | 文中研究了完全4-部图G=Kn1,n2,n3,n4的特征根,给出了完全4-部图是Q-整图的充分必要条件。
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| 关 键 词： | 无符号Laplacian谱 Q-整图 完全4-部图 |
Signless Laplacian integral solution of a complete 4-partite graph |
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| LU Shi-fang. Signless Laplacian integral solution of a complete 4-partite graph[J]. Journal of Qinghai University(Natural Science), 2009, 27(6): 46-48,83 |
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| Authors: | LU Shi-fang |
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| Affiliation: | LU Shi-fang(Department of Basic Research,Qinghai,Xining 810016,China) |
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| Abstract: | The characteristic solution of a complete 4-partite graph G=Kn1,n2,n3,n4 is studied in this paper and the necessary and sufficient condition of a complete 4-partite graph being a Q-integral graph is given out too. |
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| Keywords: | signless Laplacian spectrum Q-integral graph complete 4-partite graph. |
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