Variations on a-Browder-type theorems
| Autor: | M. Kachad, Hassan Zariouh, H. Zguitti, Mohammed Berkani |
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| Rok vydání: | 2013 |
| Předmět: | |
| Zdroj: | Sarajevo Journal of Mathematics. 9:271-281 |
| ISSN: | 2233-1964 1840-0655 |
| Popis: | We introduce and we study the new spectral properties (SBw), (SBaw), (SBab) and (SBb). Among other results, we show that if T is a bounded linear operator acting on a Banach space X, then T possesses property (SBb) if and only if T possesses property (b) and � 0 (T) = �a(T). |
| Databáze: | OpenAIRE |
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