| 几类块矩阵的Hadamard积的性质 |
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| 引用本文： | 李艳艳,蒋建新.几类块矩阵的Hadamard积的性质[J].四川理工学院学报(自然科学版),2009,22(5). |
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| 作者姓名： | 李艳艳 蒋建新 |
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| 作者单位： | 1. 云南大学数学与统计学院,昆明,650091
2. 文山学院数理系,云南,文山,663000 |
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| 摘 要： | 文章以矩阵的范数为基础建立了块矩阵与严格对角占优矩阵的关系,并由此得到了块严格对角占优矩阵,Π型块严格对角占优矩阵,块广义对角占优矩阵,块广义双对角占优矩阵,弱块严格对角占优矩阵在Hadamard积下的封闭性。
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| 关 键 词： | 块矩阵 块对角占优矩阵 块H矩阵 Hadamard积 |
Properties of Hadamard Product of Some Blocks Matrices |
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| LI Yan-yan,JIANG Jian-xin.Properties of Hadamard Product of Some Blocks Matrices[J].Journal of Sichuan University of Science & Engineering:Natural Science Editton,2009,22(5). |
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| Authors: | LI Yan-yan JIANG Jian-xin |
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| Abstract: | An identity between the block matrix and strictly diagonally dominant matrix is established,and from the identity,we can get strictly block diagonally dominant matrix,strictly block diagonally dominant matrix,generalied block diagonally dominant matrix,generalied block double diagonally dominant matrix,weakly block strictly diagonally dominant matrix are closed in Hadamard product. |
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| Keywords: | block matrices block diagonally dominant matrix block H-matrix Hadamard product |
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