Semi-Fredholm and semi-Browder spectrums for the α-times integrated semigroups

2018/01/29 by Abdelaziz Tajmouati, Tajmouati, Abdelaziz, Abdeslam El Bakkali +5
Mathematics · #47A10 #47D62 #FOS: Mathematics #Functional Analysis (math.FA) #Graph theory and applications #Random Matrices and Applications #Spectral Theory (math.SP) #Spectral Theory in Mathematical Physics

paper · pdf · doi:10.48550/arxiv.1801.09733

openalex publication_date 2018/01/29 · openalex created_date 2024/04/11 · openalex updated_date 2026/07/28

Abstract

In this paper, we describe the different spectrums of the α-times integrated semigroups by the spectrums of their generators. Specially, essential ascent and descent, upper and lower semi-Fredholm and semi-Browder spectrums.

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