Compressions of linearly independent selfadjoint operators

DOI10.1016/j.laa.2011.10.038zbMath1258.47014OpenAlexW2062996252MaRDI QIDQ417515

Leiba Rodman, Ilya M. Spitkovskij

Publication date: 14 May 2012

Published in: Linear Algebra and its Applications (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.laa.2011.10.038

zbMATH Keywords

compressionselfadjoint operatorlinear independenceratio numerical range

Mathematics Subject Classification ID

Numerical range, numerical radius (47A12) Dilations, extensions, compressions of linear operators (47A20)

Related Items (1)

The product field of values

Cites Work

• The ratio field of values
• Ratio numerical ranges of operators
• Numerical range of linear pencils
• Perturbation theory for linear operators.
• The basic propositions on defect numbers, root numbers and indices of linear operators
• On locally linearly dependent operators and derivations
• On the shape of numerical range of matrix polynomials
• The numerical range of linear pencils of 2-by-2 matrices
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