Title :

NEW FORMULAS FOR THE SPECTRAL RADIUS VIA ALUTHGE TRANSFORM

Author(s) :

Chabbabi, Fadil [Auteur]
Université de Lille, Sciences et Technologies
Mbekhta, Mostafa [Auteur]
Laboratoire Paul Painlevé - UMR 8524 [LPP]

HAL domain(s) :

Mathématiques [math]/Analyse fonctionnelle [math.FA]
Mathématiques [math]/Théorie spectrale [math.SP]

English abstract : [en]

In this paper we give several expressions of spectral radius of a bounded operator on a Hilbert space, in terms of iterates of Aluthge transformation, numerical radius and the asymptotic behavior of the powers of this ...
Show more >In this paper we give several expressions of spectral radius of a bounded operator on a Hilbert space, in terms of iterates of Aluthge transformation, numerical radius and the asymptotic behavior of the powers of this operator. Also we obtain several characterizations of normaloid operators.Show less >

Language :

Anglais

Collections :

• Laboratoire Paul Painlevé - UMR 8524

Source :

Harvested from HAL