| M矩阵与其逆矩阵的Hadamard积最小特征值下界的研究 |
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| 引用本文： | 李艳艳.M矩阵与其逆矩阵的Hadamard积最小特征值下界的研究[J].四川理工学院学报(自然科学版),2009,22(3):15-17. |
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| 作者姓名： | 李艳艳 |
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| 作者单位： | 云南大学数学与统计学院,昆明,650091 |
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| 摘 要： | 关于M矩阵和它的逆矩阵的Hadamard积AA-1,我们给出AA-1最小特征值的新的下界,这些下界提高了Fiedler和Markham的猜想,同时也改进了文献1]中的相应结果。
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| 关 键 词： | 非负矩阵 M矩阵 Hadamard积 下界 最小特征值 |
New Lower Bounds on Eigenvalue of the Hadamard Product of an M-matrix and Its Inverse |
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| LI Yan-yan.New Lower Bounds on Eigenvalue of the Hadamard Product of an M-matrix and Its Inverse[J].Journal of Sichuan University of Science & Engineering:Natural Science Editton,2009,22(3):15-17. |
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| Authors: | LI Yan-yan |
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| Institution: | School of Mathematics and Statistics;Yunnan University;Kunming 650091;China |
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| Abstract: | For the Hadamard product A°A-1of an M-matrix and its inverseA-1,we give new lower bounds for the minimum eigenvalue of A°A-1.These bounds improve the Conjecture of Fiedler and Markham,and improve the corresponding results of 1]. |
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| Keywords: | nonnegative M-matrix Hadamard product lower bounds minimum eigenvalue |
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