The numerical range of an element of a normed algebra

DOI10.1017/S0017089500000562zbMath0175.13806MaRDI QIDQ5563702

F. F. Bonsall

Publication date: 1969

Published in: Glasgow Mathematical Journal (Search for Journal in Brave)

zbMATH Keywords

functional analysis

Related Items (4)

Norm for sums of two basic elementary operators ⋮ Über die Ecken des numerischen Wertebereichs in einer Banachalgebra. II. (On vertices of a numerical value domain in a Banach algebra. II) ⋮ Über die Ecken des numerischen Wertebereichs in einer Banachalgebra. (On vertices of a numerical value domain in a Banach algebra.) ⋮ The numerical range of elementary operators

Cites Work

• Unnamed Item
• Geometrical properties of the unit sphere of Banach algebras
• Spectra of products and numerical ranges
• Semi-Inner-Product Spaces
• DUALLY IRREDUCIBLE REPRESENTATIONS OF BANACH ALGEBRAS
• A Formula for the Spectral Radius of an Operator

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