Further Results on the Reverse Order Law for -Inverse and -Inverse of a Matrix Product

Deqiang Liu; Hu Yang

doi:10.1155/2010/312767

Top
Abstract
Publisher note

Research Article

Further Results on the Reverse Order Law for -Inverse and -Inverse of a Matrix Product

Deqiang Liu^* and Hu Yang

* Corresponding author: Deqiang Liu ldq7705@163.com

Author Affiliations

College of Mathematics and Statistics, Chongqing University, Chongqing 400030, China

For all author emails, please log on.

Journal of Inequalities and Applications 2010, 2010:312767 doi:10.1155/2010/312767

The electronic version of this article is the complete one and can be found online at: http://www.journalofinequalitiesandapplications.com/content/2010/1/312767

Received:	28 October 2009
Accepted:	16 April 2010
Published:	24 May 2010

This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Abstract

Both Djordjević (2007) and Takane et al. (2007) have studied the equivalent conditions for and . In this note, we derive the necessary and sufficient conditions for , , and .