Characterizations and representations of the Drazin inverse involving idempotents |
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| Authors: | Chunyuan Deng Yimin Wei |
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| Institution: | aSchool of Mathematical Sciences, South China Normal University, PR China;bSchool of Mathematical Sciences, Fudan University, Shanghai, 200433, PR China;cKey Laboratory of Mathematics for Nonlinear Sciences, Fudan University, Ministry of Education, PR China |
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| Abstract: | This paper is to present some results on the Drazin invertibility of products and differences of idempotents. In addition, some formulae for the Drazin inverse of sums, differences and products of idempotents are also established. |
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| Keywords: | Drazin inverse Idempotent |
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