On the generalized n-strong Drazin inverses and block matrices in Banach algebras

Spectral analysis of operator matrices: limit point insights

A Bahloul - ANNALI DELL'UNIVERSITA'DI FERRARA, 2025 - Springer
This paper explores the potential of local spectral theory to investigate the limit point set of
the descent spectrum of upper triangular operator matrices, denoted by T, on Banach …
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On generalized n-strong Drazin- inverses in Banach algebras

O Abad - Rendiconti del Circolo Matematico di Palermo Series 2, 2024 - Springer
Abstract Inspired by Mosić (Linear Multilinear Algebra 69 (2): 361–375, 2021) and Živković-
Zlatanović (Linear Multilinear Algebra, 2023. https://doi. org/10.1080/03081087.2023 …
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