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The notion of C0\documentclass[12pt]{minimal}\usepackage{amsmath}\usepackage{wasysym}\usepackage{amsfonts}\usepackage{amssymb}\usepackage{amsbsy}\usepackage{mathrsfs}\usepackage{upgreek}\setlength{\oddsidemargin}{-69pt}\begin{document}$$C_0$$\end{document}-quasi-semigroups of bounded linear operators, as a generalization of C0\documentclass[12pt]{minimal}\usepackage{amsmath}\usepackage{wasysym}\usepackage{amsfonts}\usepackage{amssymb}\usepackage{amsbsy}\usepackage{mathrsfs}\usepackage{upgreek}\setlength{\oddsidemargin}{-69pt}\begin{document}$$C_0$$\end{document}-semigroups of operators, was introduced by Barcenas and Leiva (Int J Evol Equ, 161–177, 2005). The goal of this paper is to show a spectral inclusion of C0\documentclass[12pt]{minimal}\usepackage{amsmath}\usepackage{wasysym}\usepackage{amsfonts}\usepackage{amssymb}\usepackage{amsbsy}\usepackage{mathrsfs}\usepackage{upgreek}\setlength{\oddsidemargin}{-69pt}\begin{document}$$C_{0}$$\end{document}-quasi-semigroups for Saphar, essentially Saphar, quasi-Fredholm, Kato and essentially Kato spectra.
Advances in Operator Theory – Springer Journals
Published: Oct 1, 2020
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