The Essential Norm of an Operator and its Adjoint

DOI10.2307/1998323zbMath0434.41016OpenAlexW4252090650MaRDI QIDQ3872925

Nicholas P. Jewell, Sheldon Axler, Allen L. Shields

Publication date: 1980

Full work available at URL: https://doi.org/10.2307/1998323

zbMATH Keywords

Banach spacesbounded approximation propertyclosest compact approximantsessential norm of an operator

Mathematics Subject Classification ID

Abstract approximation theory (approximation in normed linear spaces and other abstract spaces) (41A65) Approximation by operators (in particular, by integral operators) (41A35)

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