On Subharmonicity of the Capacity of the Spectrum

DOI10.2307/2044203zbMath0407.46046OpenAlexW4230685058MaRDI QIDQ4193965

Zbigniew Slodkowski

Publication date: 1981

Published in: Proceedings of the American Mathematical Society (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.2307/2044203

zbMATH Keywords

SpectrumSubharmonic FunctionsShilov BoundaryLogarithmic CapacityAnalytic Operator Valued FunctionN-Th Diameters

Mathematics Subject Classification ID

Banach algebras of continuous functions, function algebras (46J10) Perturbation theory of linear operators (47A55) Ideals, maximal ideals, boundaries (46J20)

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