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A note on the mapping theorem of essential pseudospectra on a Banach space

UDC 517.98 The main goal  of the paper is to determine some basic properties of the essential pseudospectrum of a bounded linear operator $A$ defined on a Banach space $X.$ We also  prove two different versions of the essential pseudospectral mapping theorem.

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Bibliographic Details
Date:2024
Main Authors: Ammar, Aymen, Veeramani, S.
Format: Article
Language:English
Published: Institute of Mathematics, NAS of Ukraine 2024
Online Access:https://umj.imath.kiev.ua/index.php/umj/article/view/7325
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Journal Title:Ukrains’kyi Matematychnyi Zhurnal

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Ukrains’kyi Matematychnyi Zhurnal

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