| 一些特殊图的Seidel特征多项式及S-整图 |
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| 引用本文： | 吕盛梅.一些特殊图的Seidel特征多项式及S-整图[J].青海师专学报,2011(5):21-24. |
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| 作者姓名： | 吕盛梅 |
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| 作者单位： | 青海民族大学数学与统计学院,青海西宁810007 |
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| 摘 要： | 为了得出一些特殊图的Seidel特征多项式和S-整图,本文利用了一些代数和矩阵论的方法不仅得到了圈Cn、完全图Kn和星图Sn的Seidel特征多项式,同时证明了Sn和Kn都是S-整图,Cn中只有C2,C3,C4和C6是S-整图.
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| 关 键 词： | 特殊图 Seidel特征多项式 S-整图 |
The Seidel Characteristic Polynomial and S-integral Graphs of Some Particular Graphs |
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| Institution: | L Sheng-mei(College of Mathematics and Statistics,Qinghai Nationalities University,Xining Qinghai 810007,China) |
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| Abstract: | Aim The Seidel characteristic polynomials and S-integral graphs of some particular graphs will be given.Methods Some algebra and matrix theory methods are used.Results The Seidel characteristic polynomials and S-integral graphs of circuit Cn,complete graphsKnand star graphsSn are given.Conclusions It has been given not only the Seidel characteristic polynomials of Cn,Knand Sn,but also KnandSn are all S-integral graphs,only C2,C3,C4 和 C6are S-integral graphs in Cn are proved. |
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| Keywords: | Cn Kn Sn Seidel characteristic polynomial S-integral graphs |
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