Characterizations and representations of the group inverse involving idempotents |
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| Authors: | Chun Yuan Deng |
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| Affiliation: | School of Mathematical Sciences, South China Normal University, Guangzhou 510631, PR China |
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| Abstract: | ![]()
This paper is to present some results on the group invertibility of products and differences of idempotents. In addition, some formulae for the group inverse of sums, differences and products of idempotents are established by using some given idempotents. |
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| Keywords: | 15A09 46L05 47A05 |
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