Some results for the weighted Drazin inverse of a modified matrix

International Journal of Applied Mathematics and Computation

Hu Yang¹  Ilyas Ali¹  Abdul Shakoor¹ 

[1] Chongqing University, Chongqing, China$$

关键词: Drazin inverse;    Weighted Drazin inverse;    Modified matrix;    Schur complement;   

DOI  :  10.0000/ijamc.2014.6.1.643

来源: PSIT Kanpur

【 摘 要 】

In this paper, we give some results for the W-weighted Drazin inverse of a modified matrix $M=A-CWD_{d,w}WB$ in terms of the W-weighted Drazin inverse of the matrix $A$ and the generalized Schur complement $Z=D-BWA_{d,w}WC$, generalizing some recent results in the literature.

【 授权许可】

Unknown