| 修正矩阵A-CB的Drazin逆(英文) |
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| 引用本文： | 崔润卿,李幸兰,高景丽. 修正矩阵A-CB的Drazin逆(英文)[J]. 数学杂志, 2014, 34(1): 12-16 |
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| 作者姓名： | 崔润卿 李幸兰 高景丽 |
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| 作者单位： | 河南理工大学数学与信息科学学院;河南机电职业学院基础部 |
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| 基金项目： | Supported by National Natural Science Foundation of China(10671182);Henan Province Key Disciplines of Applied Mathematics |
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| 摘 要： | 本文研究了修正矩阵Drazin逆的表示形式.利用k次幂等矩阵和可对角化矩阵的性质,减弱了文献[4]中的条件,获得了新的Drazin逆的表示形式.
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| 关 键 词： | 修正矩阵 Drazin逆 Schur补 |
| 收稿时间： | 2012-11-10 |
| 修稿时间： | 2013-03-28 |
THE DRAZIN INVERSE OF A MODIFIED MATRIX A-CB |
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| CUI Run-qing,LI Xing-lan and GAO Jing-li. THE DRAZIN INVERSE OF A MODIFIED MATRIX A-CB[J]. Journal of Mathematics, 2014, 34(1): 12-16 |
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| Authors: | CUI Run-qing LI Xing-lan GAO Jing-li |
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| Affiliation: | CUI Run-qing;LI Xing-lan;GAO Jing-li;School of Math. and Infor. Science,Henan Polytechnic University;Dept. of Basic,Henan Mechanical and Electrical Vocational College; |
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| Abstract: | In this paper, we study the representations of the Drazin inverse of a modified matrix A-CB. By the properties of the k-idempotent matrix and the diagonalizable matrix, we get some new representations of the Drazin inverse through weakened conditions of literature [4]. |
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| Keywords: | modified matrix Drazin inverse Schur complement |
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