Multiparameter spectral theory of a separating operator system

DOI10.1016/0893-9659(89)90096-7zbMath0724.47004OpenAlexW1979444347MaRDI QIDQ757800

Ram U. Verma

Publication date: 1989

Published in: Applied Mathematics Letters (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/0893-9659(89)90096-7

zbMATH Keywords

Mathieu functionsmultiparameter systemspatial numerical range of a separating operator system

Mathematics Subject Classification ID

Several-variable operator theory (spectral, Fredholm, etc.) (47A13) Spectrum, resolvent (47A10) Numerical range, numerical radius (47A12)

Related Items

The numerical range of nonlinear Banach space operators ⋮ The numerical range of nonlinear Banach space operators

Cites Work

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• Multiparameter eigenvalue problems. Volume I: Matrices and compact operators
• The analytic-functional calculus for several commuting operators
• Joint spectra and joint numerical ranges for pairwise commuting operators in Banach spaces
• A Theory of Cross-Spaces. (AM-26)