| 广义次对角占优矩阵的若干充分条件 |
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| 引用本文： | 周立新.广义次对角占优矩阵的若干充分条件[J].南阳理工学院学报,2011,3(2):126-128. |
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| 作者姓名： | 周立新 |
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| 作者单位： | 桂林航天工业高等专科学校,广西桂林,541004 |
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| 基金项目： | 广西区教育厅教改课题，桂林航天工业高等专科学校课题 |
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| 摘 要： | 本文给出了严格局部双次对角占优矩阵的定义，利用正对角矩阵法得到了广义次对角占优矩阵的若干充分条件，并给出了相应的数值例子说明结果的有效性。
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| 关 键 词： | 严格次对角占优矩阵 广义次对角占优矩阵 局部双次对角占优矩阵 不可约矩阵 |
SOME SUFFICIENT CONDITIONS OF THE GENERALIZED SUB -DIAGONALLY DOMINANT MATRICES |
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| ZHOU Li-xin.SOME SUFFICIENT CONDITIONS OF THE GENERALIZED SUB -DIAGONALLY DOMINANT MATRICES[J].Journal of Nanyang Institute of Technology,2011,3(2):126-128. |
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| Authors: | ZHOU Li-xin |
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| Institution: | ZHOU Li-xin (Guilin College of Aerospace Technology,Guilin 541004,China) |
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| Abstract: | The concept of strictly local double sub - diagonally dominant matrices is introduced, and some sufficient conditions of the generalized sub - diagonally dominant matrices are obtained by method of positive diagonally matrices. Its effectiveness is illust |
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| Keywords: | strictly sub - diagonally dominant matrices generalized sub - diagonally dominant matrices local double sub - diagonally |
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