ON RELATIVE ESSENTIAL SPECTRA OF BLOCK OPERATOR MATRICES AND APPLICATION

DOI10.4134/BKMS.b150233zbMath1347.47003OpenAlexW2425002940MaRDI QIDQ2812467

Salma Charfi, Ines Walha

Publication date: 16 June 2016

Published in: Bulletin of the Korean Mathematical Society (Search for Journal in Brave)

Full work available at URL: http://www.mathnet.or.kr/mathnet/kms_content.php?no=467759

zbMATH Keywords

Fredholm perturbationsmatrix operatortransport operator\(M\)-essential spectra

Mathematics Subject Classification ID

Spectrum, resolvent (47A10) (Semi-) Fredholm operators; index theories (47A53) Spectral theory of functional-differential operators (34K08)

Related Items (7)

Invariance of the essential spectra of closed linear operator pencils on a Banach space ⋮ Spectral analysis of perturbed Fredholm operators ⋮ Spectral description of Fredholm operators via polynomially Riesz operators perturbation ⋮ A note on essential spectra of linear operator pencils ⋮ New approach on the study of operator matrix ⋮ Characterization of essential spectra by quasi-compact perturbations ⋮ Spectral theory involving the concept of quasi-compact perturbations

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