Eigenvalue ratios for Sturm--Liouville operators

DOI10.1006/jdeq.1993.1047zbMath0785.34027OpenAlexW2090945912WikidataQ59158288 ScholiaQ59158288MaRDI QIDQ685810

Rafael D. Benguria, Mark S. Ashbaugh

Publication date: 18 October 1993

Published in: Journal of Differential Equations (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1006/jdeq.1993.1047

zbMATH Keywords

one-dimensional Schrödinger equationestimates for eigenvalue ratiosPayne-Pólya-Weinberger conjectureregular Sturm-Liouville problems

Mathematics Subject Classification ID

Particular ordinary differential operators (Dirac, one-dimensional Schrödinger, etc.) (34L40) Sturm-Liouville theory (34B24) Eigenvalues, estimation of eigenvalues, upper and lower bounds of ordinary differential operators (34L15)

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