Spectra of the Orr-Sommerfeld equation: the plane Poiseuille flow for the normal fluid revisited

DOI10.1088/0305-4470/34/16/306zbMath0989.76015OpenAlexW2081863560MaRDI QIDQ2736740

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Publication date: 11 September 2001

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

Full work available at URL: https://doi.org/10.1088/0305-4470/34/16/306

zbMATH Keywords

eigenvaluesplane Poiseuille flowhydrodynamic instabilityOrr-Sommerfeld equationspurious modesspectral Chebyshev methodpreconditioned complex matrix solverstrange spectra

Mathematics Subject Classification ID

Particular ordinary differential operators (Dirac, one-dimensional Schrödinger, etc.) (34L40) Spectral methods applied to problems in fluid mechanics (76M22) Parallel shear flows in hydrodynamic stability (76E05) Numerical approximation of eigenvalues and of other parts of the spectrum of ordinary differential operators (34L16)

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