B-essential spectra of operators matrix block \(3\times 3\) applied to a radiative transfer equations in a channel

DOI10.1016/j.bulsci.2024.103400OpenAlexW4392119577MaRDI QIDQ6190025

Aymen Bahloul, Faiçal Abdmouleh, Ines Walha

Publication date: 5 March 2024

Published in: Bulletin des Sciences Mathématiques (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.bulsci.2024.103400

zbMATH Keywords

radiative transfermatrix operatorB-FredholmB-essential spectraB-Weyl

Mathematics Subject Classification ID

Spectrum, resolvent (47A10) (Semi-) Fredholm operators; index theories (47A53) Radiative transfer in astronomy and astrophysics (85A25) Operator matrices (47A08)

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