| 对称局部双对角占优矩阵及其应用 |
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| 引用本文： | 成红艳,郭志军.对称局部双对角占优矩阵及其应用[J].湖南城建高等专科学校学报,2013(2):39-41. |
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| 作者姓名： | 成红艳 郭志军 |
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| 作者单位： | 湖南城市学院数学与计算科学学院,湖南益阳413000 |
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| 基金项目： | 湖南省教育厅科研基金资助项目（12C0577）;益阳市科技计划科研基金资助项目（2012JZ14） |
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| 摘 要： | 引进了2类对称局部双对角占优矩阵，利用这一概念获得了非奇H矩阵的2个新的充分条件，并用数值例子说明了所得结果的有效性．
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| 关 键 词： | 对称局部双对角占优矩阵 矩阵 非奇H矩阵 |
Symmetrical Local Double Diagonally Dominant Matrices and Its Application |
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| CHEN Hong-yan,GUO Zhi-jun.Symmetrical Local Double Diagonally Dominant Matrices and Its Application[J].Journal of Hunan Urban Construction College,2013(2):39-41. |
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| Authors: | CHEN Hong-yan GUO Zhi-jun |
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| Affiliation: | (College of Moths ＆ Computational Science, Hunan City University, Yiyang, Hunan 413000, China) |
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| Abstract: | The concepts of two kinds symmetrical local double diagonally dominant matrices are introduced in this paper. By using these concepts we obtain some new sufficient conditions about nonsingular H matrices, the numerical example illustrate the effectiveness of our results. |
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| Keywords: | symmetrical local double diagonally dominant matrix M-matrix nonsingularH-matrix |
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