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Perturbation theory, M-essential spectra of operator matrices - MaRDI portal

Perturbation theory, M-essential spectra of operator matrices (Q5864809)

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scientific article; zbMATH DE number 7539766
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English
Perturbation theory, M-essential spectra of operator matrices
scientific article; zbMATH DE number 7539766

    Statements

    title
    Perturbation theory, M-essential spectra of operator matrices (English)
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    author
    Boulbeba Abdelmoumen
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    Sonia Yengui
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    published in
    Filomat
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    publication date
    10 June 2022
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    zbMATH Keywords
    operator matrices
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    essential spectra
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    Fredholm perturbation
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    Identifiers

    DOI
    10.2298/FIL2004187A
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    Mathematics Subject Classification ID
    47A08
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    47A55
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    47A10
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    47A53
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    zbMATH DE Number
    7539766
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