Essential spectrum of systems of singular differential equations

zbMath1324.47029arXiv1307.5896MaRDI QIDQ5402809

Matthias Langer, Christiane Tretter, Orif O. Ibrogimov, Heinz K. Langer

Publication date: 17 March 2014

Full work available at URL: https://arxiv.org/abs/1307.5896

zbMATH Keywords

essential spectrumsingular differential systemsmatrix differential operators

Mathematics Subject Classification ID

Spectrum, resolvent (47A10) General spectral theory of ordinary differential operators (34L05) Perturbation theory of linear operators (47A55) (Semi-) Fredholm operators; index theories (47A53) Hydrodynamic stability (76E99) Fiber bundles in algebraic topology (55R10)

Related Items (4)

Essential spectrum of elliptic systems of pseudo-differential operators on \(L^2(\mathbb {R}^N) \oplus L^2(\mathbb {R}^N)\) ⋮ Maximal \(L^p\)-regularity and \(H^\infty\)-calculus for block operator matrices and applications ⋮ Analysis of the essential spectrum of singular matrix differential operators ⋮ Essential spectrum of non-self-adjoint singular matrix differential operators

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