Nonlinear preservers of pseudospectral radius on Banach spaces

DOI10.1016/j.jmaa.2019.123562zbMath1485.47061OpenAlexW2979091851MaRDI QIDQ2011265

Constantin Costara

Publication date: 28 November 2019

Published in: Journal of Mathematical Analysis and Applications (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.jmaa.2019.123562

zbMATH Keywords

pseudospectrumpseudospectral radiusnonlinear preservers

Mathematics Subject Classification ID

Spectrum, resolvent (47A10) Transformers, preservers (linear operators on spaces of linear operators) (47B49)

Related Items (1)

Linear automorphisms of the pseudospectral unit ball

Uses Software

• Eigtool

Cites Work

• Unnamed Item
• Unnamed Item
• Preservers of unitary similarity functions on Lie products of matrices
• Properties and preservers of the pseudospectrum
• Preservers of pseudo spectral radius of operator products
• A primer on spectral theory
• Norm-constant analytic functions and equivalent norms
• About Hölder condition numbers and the stratification diagram for defective eigenvalues
• Pseudospectra of special operators and pseudospectrum preservers
• Maps leaving functional values of operator products invariant
• Mappings on matrices: invariance of functional values of matrix products
• On the level sets of the resolvent norm of a linear operator
• On the definition of pseudospectra
• Pseudospectre d'une suite d'opérateurs bornés
• On vector-valued analytic functions with constant norm

This page was built for publication: Nonlinear preservers of pseudospectral radius on Banach spaces