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Abstract and Applied Analysis
Volume 2013 (2013), Article ID 789896, 6 pages
The Group Inverse of the Combinations of Two Idempotent Operators
1School of Mathematics and Statistics, Nanyang Normal University, Nanyang 473061, China
2School of Mathematical Sciences, South China Normal University, Guangzhou 510631, China
Received 1 August 2013; Accepted 7 October 2013
Academic Editor: Jaan Janno
Copyright © 2013 Shunqin Wang and Chunyuan Deng. 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.
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