The numerical range of elementary operators

DOI10.1007/BF01200256zbMath1016.47004MaRDI QIDQ1611036

Ameur Seddik

Publication date: 17 August 2003

Published in: Integral Equations and Operator Theory (Search for Journal in Brave)

zbMATH Keywords

generalized derivationelementary multiplication operatorjoint spatial numerical range

Mathematics Subject Classification ID

Several-variable operator theory (spectral, Fredholm, etc.) (47A13) Numerical range, numerical radius (47A12) Commutators, derivations, elementary operators, etc. (47B47)

Related Items (3)

On the Numerical Range and Norm of Elementary Operators ⋮ Cyclic kernels of elementary operators on Banach spaces ⋮ Elementary operators, finite ascent, range closure and compactness

Cites Work

• Growth conitions and the numerical range in a Banach algebra
• On the range of a derivation
• The analytic-functional calculus for several commuting operators
• Semi-Inner-Product Spaces
• On the Closure of the Numerical Range of an Operator
• The numerical range of an element of a normed algebra
• Jordan Homomorphisms and Derivations on Semisimple Banach Algebras
• Unnamed Item

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