Spectrally isometric elementary operators

Martin Mathieu, Matthew Young

Research output: Contribution to journalArticlepeer-review

227 Downloads (Pure)

Abstract

We present criteria for unital elementary operators (of small length) on unital semisimple Banach algebras to be spectral isometries. The surjective ones among them turn out to be algebra automorphisms.
Original languageEnglish
JournalStudia Mathematica
Early online date07 Sep 2016
DOIs
Publication statusEarly online date - 07 Sep 2016

Keywords

  • Spectral isometries, elementary operators, Jordan isomorphisms.

Fingerprint Dive into the research topics of 'Spectrally isometric elementary operators'. Together they form a unique fingerprint.

Cite this