| M-矩阵Hadamard积的最小特征值下界的新估计式 |
| |
| 引用本文： | 陈付彬,任献花,郝冰.M-矩阵Hadamard积的最小特征值下界的新估计式[J].数学理论与应用,2012(2):60-66. |
| |
| 作者姓名： | 陈付彬 任献花 郝冰 |
| |
| 作者单位： | 昆明理工大学津桥学院建筑艺术及工学系 |
| |
| 基金项目： | Supported by Scientific Research Fund of Yunnan Provincial Education Department(2010Y073);Scientific Research Fund of Oxbridge College(JQ10003,JQ12004) |
| |
| 摘 要： | 设B和A是非奇异M-矩阵，给出B和A-1的Hadamard积的最小特征值下界τ（B°A-1）的一个新估计式，理论证明和算例表明，本文所得新估计式改进了现有的一些结果．
|
| 关 键 词： | M-矩阵 Hadamard积 最小特征值 下界 |
New Bound on Eigenvalue of the Hadamard Product of M-matrices |
| |
| Chen Fubin Ren Xianhua Hao Bing.New Bound on Eigenvalue of the Hadamard Product of M-matrices[J].Mathematical Theory and Applications,2012(2):60-66. |
| |
| Authors: | Chen Fubin Ren Xianhua Hao Bing |
| |
| Affiliation: | Chen Fubin Ren Xianhua Hao Bing(Department of Architecture and Engineering,Oxbridge College,Kunming University of Science and Technology,Kunming,Yunnan 650106,China) |
| |
| Abstract: | If B and A are n×n nonsingular M-matrices,a new lower bound for the minimum eigenvalue τ(B°A-1) for the Hadamard product of B and A-1 is derived.Theoretical result and an example demonstrate that the new bound is better than some existing ones. |
| |
| Keywords: | M-matrix Hadamard product Minimum eigenvalue Lower bound |
| 本文献已被 CNKI 维普 等数据库收录！ |
