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Perturbation Results

Aref Jeribi
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Aref Jeribi: University of Sfax, Department of Mathematics

Chapter Chapter 6 in Spectral Theory and Applications of Linear Operators and Block Operator Matrices, 2015, pp 173-192 from Springer

Abstract: Abstract In this chapter, we present preliminary notions and results on which this book is based, namely, the known properties of Fredholm operators in a Banach space, and some results on semi-Fredholm perturbations, Fredholm inverse, and quasi-Fredholm operator on Banach spaces.

Keywords: Perturbation Result; Fredholm Inverse; semi-Fredholm Perturbations; quasi-Fredholm Operators; Banach Space (search for similar items in EconPapers)
Date: 2015
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Persistent link: https://EconPapers.repec.org/RePEc:spr:sprchp:978-3-319-17566-9_6

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DOI: 10.1007/978-3-319-17566-9_6

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