On localization conditions for spectrum of model operator for Orr - Sommerfeld equation

DOI10.13108/2020-12-4-64zbMath1474.47083OpenAlexW3129051075MaRDI QIDQ4987244

Rustem Marvanov, Kh. K. Ishkin

Publication date: 29 April 2021

Published in: Ufimskii Matematicheskii Zhurnal (Search for Journal in Brave)

Full work available at URL: http://mathnet.ru/eng/ufa536

zbMATH Keywords

Orr-Sommerfeld equationlocalization of spectrumlimiting spectral graph

Mathematics Subject Classification ID

General theory of ordinary differential operators (47E05) Stability and instability of magnetohydrodynamic and electrohydrodynamic flows (76E25)

Related Items

On nonlocal perturbation of the problem on eigenvalues of differentiation operator on a segment

Cites Work

• Unnamed Item
• Unnamed Item
• Unnamed Item
• Spectral portraits of the Orr-Sommerfeld operator with large Reynolds numbers
• Semiclassical approximation for a nonself-adjoint Sturm-Liouville problem with a parabolic potential
• On the spectrum localization of the Orr--Sommerfeld problem for large Reynolds numbers
• On the Davies formula for the distribution of eigenvalues of a non-self-adjoint differential operator
• On localization of the spectrum of the problem with complex weight
• Necessary conditions for the localization of the spectrum of the Sturm-Liouville problem on a curve
• Localization criterion for the spectrum of the Sturm–Liouville operator on a curve
• Non-selfadjoint singular perturbations and spectral properties of the Orr-Sommerfeld boundary-value problem