On the spectral multiplicity of a direct sum of operators

DOI10.4064/CM104-1-7zbMATH Open1100.47030OpenAlexW2024291613MaRDI QIDQ3375466

Mubariz T. Garayev

Publication date: 14 March 2006

Published in: Colloquium Mathematicum (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.4064/cm104-1-7

zbMATH Keywords

Banach algebraspectral multiplicitycyclic vectordirect sum of operators

Mathematics Subject Classification ID

Spectrum, resolvent (47A10) Linear operators on special spaces (weighted shifts, operators on sequence spaces, etc.) (47B37) Linear operators on function spaces (general) (47B38) Cyclic vectors, hypercyclic and chaotic operators (47A16)

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