| 五对角逆M -矩阵的充分条件 |
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| 引用本文： | 朱辉华,朱 砾.五对角逆M -矩阵的充分条件[J].湖南工业大学学报,2008,22(3):32-34. |
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| 作者姓名： | 朱辉华 朱 砾 |
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| 作者单位： | 1. 广东工业大学华立学院公共基础部,广东,增城,511325
2. 湘潭大学数学与计算科学学院,湖南,湘潭,410005 |
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| 摘 要： | 通过矩阵分块的方法，探讨了五对角逆M-矩阵的结构，给出了五对角逆M-矩阵的充分条件，进一步证明了这类五对角矩阵在Hadamard积下的封闭性。
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| 关 键 词： | 逆M-矩阵 五对角逆M-矩阵 Hadamard积 五对角矩阵 充分条件 Inverse 封闭性 Hadamard 矩阵的结构 方法 矩阵分块 |
| 收稿时间： | 2008/3/21 0:00:00 |
Sufficient Condition for Five-Diagonal Inverse M- Matrices |
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| Zhu Huihua and Zhu Li.Sufficient Condition for Five-Diagonal Inverse M- Matrices[J].Journal of Hnnnan University of Technology,2008,22(3):32-34. |
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| Authors: | Zhu Huihua and Zhu Li |
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| Affiliation: | Department of Public Basis, Huali College, Guangdong University of Technology;School of Mathematics and Computer Science, Xiangtan University |
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| Abstract: | By the partitioning of block matrices, the structure of Five-diagonal inverse M- Matrices is discussed and a sufficient condition of five-diagonal inverse M- matrices is also put forward. It further proves its sealing properties under Hadamard product. |
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| Keywords: | M-matrices five-diagonal inverse M- matrices Hadamard product |
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