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zbMath1199.47019MaRDI QIDQ3653831

Yiu-Tung Poon, Chi-Kwong Li

Publication date: 29 December 2009

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

numerical range operator spectra Davis-Wielandt shell

Mathematics Subject Classification ID

Hermitian and normal operators (spectral measures, functional calculus, etc.) (47B15) Spectrum, resolvent (47A10) Numerical range, numerical radius (47A12)

Related Items (3)

Computation of the phase and gain margins of MIMO control systems ⋮ Norm-parallelism of Hilbert space operators and the Davis-Wielandt Berezin number ⋮ On the Davis–Wielandt radius inequalities of Hilbert space operators

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