Projection seminorms and the field of values of linear operators

DOI10.1007/BF01400964zbMath0323.47003OpenAlexW2022800810MaRDI QIDQ1224294

Robert H. jun. Martin, James H. III Lightbourne

Publication date: 1975

Published in: Numerische Mathematik (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/132335

Mathematics Subject Classification ID

Spectrum, resolvent (47A10)

Related Items (1)

Spatial numerical range of operators on weighted Hardy spaces

Cites Work

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• Logarithmic norms and projections applied to linear differential systems
• The Bauer fields of values of a matrix
• Spectra of products and numerical ranges
• Fields of values and Gershgorin disks
• On the field of values subordinate to a norm
• The variation of spectra
• A proof that every Banach space is subreflexive
• Semi-Inner-Product Spaces

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