On the essential spectra of coupled operators matrix and application

DOI10.1002/MMA.4524OpenAlexW2740712076MaRDI QIDQ3134036

Ines Walha, Marwa Belghith, Nedra Moalla

Publication date: 8 February 2018

Published in: Mathematical Methods in the Applied Sciences (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1002/mma.4524

zbMATH Keywords

essential spectratransport operatorFredholm perturbations theorycoupled operator matrixperfect periodic boundary conditions

Mathematics Subject Classification ID

Spectrum, resolvent (47A10) (Semi-) Fredholm operators; index theories (47A53)

Related Items (2)

Spectral description of Fredholm operators via polynomially Riesz operators perturbation ⋮ Fredholm properties of a class of coupled operator matrices and their applications

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