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On the quasi-Fredholm and Saphar spectrum of strongly continuous Cosine operator function Cover

On the quasi-Fredholm and Saphar spectrum of strongly continuous Cosine operator function

By: Hamid Boua  
Open Access
|Nov 2020

Authors

Hamid Boua

h.boua@ump.ac.ma

Department of Mathematics and Computer Science, Pluridisciplinary Faculty of Nador, Mohammed First University
DOI: https://doi.org/10.2478/mjpaa-2021-0008 | Journal eISSN: 2351-8227
Language: English
Page range: 80 - 87
Submitted on: Aug 8, 2020
Accepted on: Nov 8, 2020
Published on: Nov 22, 2020
Published by: Sciendo
In partnership with: Paradigm Publishing Services
Publication frequency: 3 issues per year

© 2020 Hamid Boua, published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.