1. Locally spectrally bounded linear maps
- Creator:
- Bendaoud, M. and Sarih, M.
- Format:
- bez média and svazek
- Type:
- model:article and TEXT
- Subject:
- local spectrum, local spectral radius, and linear preservers
- Language:
- English
- Description:
- Let L(H) be the algebra of all bounded linear operators on a complex Hilbert space H. We characterize locally spectrally bounded linear maps from L(H) onto itself. As a consequence, we describe linear maps from L(H) onto itself that compress the local spectrum.
- Rights:
- http://creativecommons.org/publicdomain/mark/1.0/ and policy:public