| 广义Nekrasov矩阵的实用性新判定 |
| |
| 引用本文： | 郭爱丽.广义Nekrasov矩阵的实用性新判定[J].毕节学院学报,2012,30(8):59-62,95. |
| |
| 作者姓名： | 郭爱丽 |
| |
| 作者单位： | 毕节学院数学与计算机科学学院,贵州毕节,551700 |
| |
| 基金项目： | 毕节学院科学研究基金项目,项目编号:20102004 |
| |
| 摘 要： | 根据矩阵元素的性质,利用定义构造特殊的正对角矩阵,结合不等式的放缩技巧,给出广义Nekrasov矩阵的充分条件,改进和推广了文1]的结果,并用数值实例说明了所得结果的有效性。
|
| 关 键 词： | 广义Nekrasov矩阵 Nekrasov矩阵 对角矩阵 |
The New Practical Determinate Condation for Generalized Nekrasov Matrices |
| |
| GUO Ai-li.The New Practical Determinate Condation for Generalized Nekrasov Matrices[J].Journal of Bijie University,2012,30(8):59-62,95. |
| |
| Authors: | GUO Ai-li |
| |
| Institution: | GUO Ai-li(School of Mathematics and Computer Science of Bijie University,Bijie,Guizhou551700,China) |
| |
| Abstract: | In this paper,a new practical determinate condation for generalized Nekrasov matrices is given according to the properties of matrix elements based on the analysis of the special diagonal matrix and inequality scaling,which improves the result of 1].Furthermore,the proposed result is confirmed by an example. |
| |
| Keywords: | Generalized Nekrasov Matrices Nekrasov Matrices Diagonal Matrices |
| 本文献已被 CNKI 万方数据 等数据库收录！ |
|
