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广义逆AT,S2的几种秩关系式
Some rank equations of the generalized inverse AT,S2
【摘要】 利用矩阵A的广义逆AT,S2的Moore-Penrose逆表示式,得到了与广义逆AT,S2相关的几种秩等式和不等式,并由此得到了加权Moore-Pensore逆,Moore-Pensore逆,Drazin逆及群逆的相应结论.
【Abstract】 For given matrix A, by applying the Moore-Penrose inverse expression of the generalized inverse AT,S2,we present some rank equalities and inequalities related to AT,S2 As the speacial cases, similar results for the weighted Moore-Penrose inverse, Moore-Penrose inverse, Drazin inverse, Drazin inverse and group inverse are derived.
【关键词】 秩;
广义逆AT,S2;
Moore-Penrose逆;
加权Moore-Pensore逆;
Drazin逆;
群逆;
【Key words】 rank; generalized inverse AT,S2; Moore-Penrose inverse; weighted Moore-Penrose inverse; Drazin inverse; group inverse;
【Key words】 rank; generalized inverse AT,S2; Moore-Penrose inverse; weighted Moore-Penrose inverse; Drazin inverse; group inverse;
【基金】 上海市教委科技发展基金(050Z07)
- 【文献出处】 纯粹数学与应用数学 ,Pure and Applied Mathematics , 编辑部邮箱 ,2008年03期
- 【分类号】O151.21
- 【被引频次】1
- 【下载频次】74