| C^n中子空间之间极端主角的一些应用 |
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| 引用本文： | 刘新国.C^n中子空间之间极端主角的一些应用[J].应用数学学报,1997,20(2):221-227. |
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| 作者姓名： | 刘新国 |
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| 作者单位： | 青岛海洋大学应用数学系!青岛，266003 |
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| 摘 要： | 本文给出了Ｃ＾ｎ中子空间之间最大和最小主角在矩阵逼近，投影算子的扰动分析，群逆以及Ｏｒａｘｉｎ逆的扰动估计，条件数理论，Ｂｏｔｔ－Ｄｕｆｆｉｎ系统扰动分析中一些应用。
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| 关 键 词： | 子空间 主角 扰动分析 群逆 矩阵 数值计算 |
ON THE APPLICATIONS OF THE PRINCIPAL ANGLES BETWEEN SUBSPACES IN C~n |
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| LIU XINGUO.ON THE APPLICATIONS OF THE PRINCIPAL ANGLES BETWEEN SUBSPACES IN C~n[J].Acta Mathematicae Applicatae Sinica,1997,20(2):221-227. |
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| Authors: | LIU XINGUO |
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| Abstract: | This paper gives some applications of the extreme principal angles between subspaces in Cn. Such applications include matrix approximation, perturbation analysis of projective operator, condition number estimation, perturbation analysis of group inverse, Drazin inverse and Bott-Duffin systems. |
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| Keywords: | Subspace principal angle perturbation analysis condition number group inverse |
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