On the mappingA→A+

DOI10.1080/03081088308817492zbMath0512.15013OpenAlexW2313090419MaRDI QIDQ4750802

Moshe Goldberg

Publication date: 1983

Published in: Linear and Multilinear Algebra (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1080/03081088308817492

zbMATH Keywords

numerical rangespectral radiusnormal matricesnumerical radiusHermitian positive-definite matricesspectral normspectral matricesconvex matricesradial matricesinvariance of certain classes of matrices

Mathematics Subject Classification ID

Norms of matrices, numerical range, applications of functional analysis to matrix theory (15A60) Positive matrices and their generalizations; cones of matrices (15B48) Hermitian, skew-Hermitian, and related matrices (15B57) Linear transformations, semilinear transformations (15A04) Conditioning of matrices (15A12)

Cites Work

• On the numerical radius and its applications

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