On non-round points of the boundary of the numerical range and an application to non-selfadjoint Schrödinger operators

DOI10.4171/JST/112zbMath1370.47006arXiv1404.3960MaRDI QIDQ906571

Publication date: 22 January 2016

Published in: Journal of Spectral Theory (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1404.3960

zbMATH Keywords

numerical range Schrödinger operators complex potentials corners non-selfadjoint infinite curvature

Mathematics Subject Classification ID

Spectrum, resolvent (47A10) Numerical range, numerical radius (47A12) Schrödinger operator, Schrödinger equation (35J10)

Related Items (1)

Criteria for the absence of point spectrum on the boundary of the numerical range of tridiagonal matrices

Cites Work

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