Title: DRAZIN INVERSES IN JÖRGENS ALGEBRAS OF BOUNDED LINEAR OPERATORS
Abstract:Let X be a Banach space and T be a bounded linear operator from X to itself (T ∈ B(X).) An operator D ∈ (X) is a Drazin inverse of T if TD = DT, D = TD² and Tk = Tk+1 D for some nonnegative integer k....Let X be a Banach space and T be a bounded linear operator from X to itself (T ∈ B(X).) An operator D ∈ (X) is a Drazin inverse of T if TD = DT, D = TD² and Tk = Tk+1 D for some nonnegative integer k. In this paper we look at the Jörgens algebra, an algebra of operators on a dual system, and characterise when an operator in that algebra has a Drazin inverse that is also in the algebra. This result is then applied to bounded inner product spaces and *-algebras.Read More
Publication Year: 2008
Publication Date: 2008-01-01
Language: en
Type: article
Indexed In: ['crossref']
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