2×2分块矩阵的Drazin逆表示(英文)

REPRESENTATIONS FOR THE DRAZIN INVERSE OF 2 X 2 BLOCK MATRICES

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摘要文中利用2×2分块矩阵M=[A B C D]的子块研究了M的Drazin逆。 In this paper the Drazin inverse of a 2×2 block matrix M=[A B C D] in terms of its various blocks is considered. We derive the representations for the Drazin inverse of M under the conditions being weaker than those given in the literature.

作者庄桂芬陈建龙

机构地区江南大学理学院东南大学数学系

出处《南京大学学报（数学半年刊）》 CAS 2012年第1期16-25,共10页 Journal of Nanjing University(Mathematical Biquarterly)

基金 supported by the National Natural Science Foundation of China under grant 10971024 the Speeialized Research Fund for the Doetoral Program of Higher Edueation under grant 200802860024 the Natural Science Foundation of Jiangsu Province under grant BK2010393

关键词 DRAZIN逆群逆分块矩阵指标 Drazin inverse, group inverse, block matrix, index

分类号 O151.21 [理学—基础数学]

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南京大学学报（数学半年刊）

2012年第1期

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2×2分块矩阵的Drazin逆表示(英文)

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