Anderson’s theorem for compact operators

DOI10.1090/S0002-9939-06-08699-0zbMath1107.47005OpenAlexW1578212377MaRDI QIDQ3419891

Hwa-Long Gau, Pei Yuan Wu

Publication date: 1 February 2007

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

Full work available at URL: https://doi.org/10.1090/s0002-9939-06-08699-0

zbMATH Keywords

numerical rangecompact operator

Mathematics Subject Classification ID

Linear operators defined by compactness properties (47B07) Numerical range, numerical radius (47A12)

Related Items (6)

Unnamed Item ⋮ A note on Anderson's theorem in the infinite-dimensional setting ⋮ Numerical ranges as circular discs ⋮ Numerical ranges encircled by analytic curves ⋮ Higher rank numerical ranges of Jordan-like matrices ⋮ Anderson's theorem and \(A\)-spectral radius bounds for semi-Hilbertian space operators

Cites Work

• On the geometry of numerical ranges
• Numerical range and accretivity of operator products
• Condition for the numerical range to contain an elliptic disc
• On matrices whose numerical ranges have circular or weak circular symmetry
• The Boundary of the Numerical Range
• Model theory and linear extreme points in the numerical radius unit ball
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