Hua Wang, Junjie Huang
Abstract
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In this paper, the reverse order law of Drazin inverse is investigated under some conditions in a Banach space. Moreover, the Drazin invertibility of sum for two bounded linear operators are also obtained.
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In this paper, the reverse order law of Drazin inverse is investigated under some conditions in a Banach space. Moreover, the Drazin invertibility of sum for two bounded linear operators are also obtained.
Key concepts: Mathematics, Drazin inverse, Bounded function, Bounded operator, Linear operators, Bounded inverse theorem, Banach space, Order (exchange)