Non-symmetric perturbations of self-adjoint operators

DOI10.1016/j.jmaa.2016.03.070zbMath1341.47017arXiv1604.00293OpenAlexW2963794574MaRDI QIDQ275298

Christiane Tretter, Jean-Claude Cuenin

Publication date: 25 April 2016

Published in: Journal of Mathematical Analysis and Applications (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1604.00293

zbMATH Keywords

perturbation theoryspectrumessential spectrumspectral gapresolvent estimatenon-selfadjoint operator

Mathematics Subject Classification ID

Spectrum, resolvent (47A10) Perturbation theory of linear operators (47A55) Linear symmetric and selfadjoint operators (unbounded) (47B25)

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