8 citations · 13 across the 4 of their papers we have counts for
4 papers
math.FA2009★ 8 cited
Additive maps preserving the reduced minimum modulus of Banach space operators
Abdellatif Bourhim
Let be the algebra of all bounded linear operators on an infinite dimensional complex Banach space . We prove that an additive surjective map on ${\mathcal…
math.FA2003
Local spectra of operator weighted shifts
A. Bourhim
In this paper, we study the local spectral properties of unilateral operator weighted shifts.
math.FA2003★ 1 cited
On the local spectral properties of weighted shift operators
A. Bourhim
In this paper, we study the local spectral properties for both unilateral and bilateral weighted shift operators.
math.FA2000★ 4 cited
Bounded Point Evaluations and Local Spectral Theory
Abdellatif Bourhim
We study in this paper the concept of bounded point evaluations for cyclic operators. We give a negative answer to a question of L.R. Williams {\it Dynamic Systems and Apllications…