Uniqueness and spectral variation in Banach algebras

DOI10.2989/16073606.2013.779947zbMath1274.46093OpenAlexW1987557487MaRDI QIDQ2862827

Rudi Brits, Gareth Braatvedt

Publication date: 19 November 2013

Published in: Quaestiones Mathematicae (Search for Journal in Brave)

Full work available at URL: http://hdl.handle.net/10251/40661

zbMATH Keywords

Banach algebraspectral radiusspectrumsoclesubharmonicspectral variation

Mathematics Subject Classification ID

Banach algebras of continuous functions, function algebras (46J10) General theory of topological algebras (46H05)

Related Items (10)

Truncation and spectral variation in Banach algebras ⋮ On Aupetit’s Scarcity Theorem ⋮ Recent progress on local spectrum-preserving maps ⋮ A spectral characterization of isomorphisms on \(C^\star\)-algebras ⋮ Banach algebra mappings preserving the invertibility of linear pencils ⋮ Uniqueness under spectral variation in the socle of a Banach algebra ⋮ Maps between Banach algebras preserving the spectrum ⋮ Spectrally additive group homomorphisms on Banach algebras ⋮ Applications of the scarcity theorem in ordered Banach algebras ⋮ Maps on matrices compressing the local spectrum in the spectrum

This page was built for publication: Uniqueness and spectral variation in Banach algebras