| 拟阵特征多项式的根 |
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| 引用本文： | 邓汉元.拟阵特征多项式的根[J].北京理工大学学报,1991,11(3):77-80. |
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| 作者姓名： | 邓汉元 |
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| 作者单位： | 北京理工大学应用数学系 |
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| 摘 要： | 研究了拟阵特征多项式的根,证明了无环拟阵的特征多项式的根1的重数等于该拟阵连通支个数;并考虑了根2的情况。
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| 关 键 词： | 拟阵 特征多项式 根 连通支 |
The Roots for Characteristic Polynomial of a Matroid |
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| Deng Hanyuan.The Roots for Characteristic Polynomial of a Matroid[J].Journal of Beijing Institute of Technology(Natural Science Edition),1991,11(3):77-80. |
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| Authors: | Deng Hanyuan |
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| Institution: | Department of Applied Mathematics |
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| Abstract: | The roots in the characteristic polynomial of a matroid are studied . It is shown that the multiplicity of root 1 in the characteristic polynomial of a matroid M without loops is equal to the number of connected components in M . And the root 2 is also considered . |
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| Keywords: | matroid characteristic polynomials root / connected component |
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