SOME RESULTS FOR QUADRATIC ELEMENTS OF A BANACH ALGEBRA

DOI10.1017/S0017089504001910zbMath1079.46033MaRDI QIDQ4670365

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Publication date: 18 April 2005

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

zbMATH Keywords

Banach algebrareducing subspacesalgebra of bounded linear operators on Hilbert spacequadratic elements in a Banach algebra

Mathematics Subject Classification ID

Invariant subspaces of linear operators (47A15) Ideals and subalgebras (46H10)

Related Items (3)

On extended eigenvalues and extended eigenvectors of some operator classes ⋮ On some deddens subspaces of Banach algebras ⋮ Numerical range and numerical radius for some operators

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