| 非奇H矩阵的充分条件 |
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| 引用本文： | 问浩,谭福平,荣登奎.非奇H矩阵的充分条件[J].应用数学与计算数学学报,2009,23(1):93-96. |
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| 作者姓名： | 问浩 谭福平 荣登奎 |
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| 作者单位： | 1. 青岛科技大学数理学院,青岛,266061
2. 上海大学数学系,上海,200444 |
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| 摘 要： | 文章通过引进一类具有非零元素链的矩阵，利用α对角占优矩阵性质，给出了一个新的非奇H矩阵的充分条件，扩大了非奇H矩阵的判定范围．
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| 关 键 词： | 非奇H矩阵 α对角占优矩阵 广义严格对角占优矩阵 非零元素链对角 占优矩阵 |
Sufficient Conditions of Nonsingular H-matrices |
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| Wen Hao,Tan Puping,Rong Dengkui.Sufficient Conditions of Nonsingular H-matrices[J].Communication on Applied Mathematics and Computation,2009,23(1):93-96. |
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| Authors: | Wen Hao Tan Puping Rong Dengkui |
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| Institution: | Wen Hao, Tan Fuping, Rong Dengkui (Math. Dept., Qingdao University of Science and Technology,Qingdao 266061, China; Math. Dept., Shanghai University, Shanghai 200444, China;Linqing Minzu Shiyan Middle School, Linqing 252668, China) |
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| Abstract: | In this paper, we improved some sufficient conditions for nonsingular H-matrix. Furthermore, we obtain another more generically sufficient condition for non- singular H-matrices by introducing a kind of matrix with a chain of non-zero elements. |
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| Keywords: | nonsingular H-matrix α diagonally dominant matrix generalized strictly diagonally dominant matrix nonzero elements chain diagonally dominant matrix |
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