Accumulation of complex eigenvalues of indefinite Sturm–Liouville operators

DOI10.1088/1751-8113/41/24/244003zbMath1140.81375OpenAlexW2053307943MaRDI QIDQ3509589

Jussi Behrndt, Carsten Trunk, Qutaibeh D. Katatbeh

Publication date: 2 July 2008

Published in: Journal of Physics A: Mathematical and Theoretical (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1088/1751-8113/41/24/244003

Mathematics Subject Classification ID

Sturm-Liouville theory (34B24) General spectral theory of ordinary differential operators (34L05) Selfadjoint operator theory in quantum theory, including spectral analysis (81Q10) Linear operators on spaces with an indefinite metric (47B50)

Related Items (6)

Eigenvalues of Schrödinger operators with definite and indefinite weights ⋮ Locally Definitizable Operators: The Local Structure of the Spectrum ⋮ Bounds on the non-real spectrum of differential operators with indefinite weights ⋮ Spectral properties of a class of operator functions with applications to the Moore-Gibson-Thompson equation with memory ⋮ An open problem: accumulation of nonreal eigenvalues of indefinite Sturm-Liouville operators ⋮ Non-real eigenvalues of singular indefinite Sturm-Liouville operators

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