On the Distance Between Unitary Orbits of Weighted Shifts

DOI10.2307/2001775zbMath0744.47013OpenAlexW4229823847MaRDI QIDQ3977223

Laurent W. Marcoux

Publication date: 25 June 1992

Full work available at URL: https://doi.org/10.2307/2001775

zbMATH Keywords

weighted shiftsunitary orbitestimates for upper and lower bounds on the distance

Mathematics Subject Classification ID

Structure theory of linear operators (47A65)

Related Items

A 𝐶*-algebra approach to complex symmetric operators, On the \(({\mathcal U}+{\mathcal K})\)-orbits of certain weighted shifts

Cites Work

• Perturbation of spectral subspaces and solution of linear operator equations
• On approximation of normal operators by weighted shifts
• Perturbation theory for commutative m-tuples of self-adjoint operators
• Notes on extensions of \(C^*\)-algebras
• Circularly symmetric normal and subnormal operators
• Limits of unitarily equivalent normal operators
• The distance between unitary orbits of normal elements in the Calkin algebra
• Weighted Shifts and Covariance Algebras
• Index Theory for Perturbations of Direct Sums of Normal Operators and Weighted Shifts
• Centered operators
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