On double eigenvalues of Hill's operator

DOI10.1016/0022-1236(89)90067-0zbMath0697.47050OpenAlexW2060758719MaRDI QIDQ911013

Thomas Kappeler, Yves Colin de Verdière

Publication date: 1989

Published in: Journal of Functional Analysis (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/0022-1236(89)90067-0

zbMATH Keywords

periodic boundary conditionsHill's equationeigenvalues of Hill's operator

Mathematics Subject Classification ID

Spectrum, resolvent (47A10) General theory of ordinary differential operators (47E05) Linear differential equations in abstract spaces (34G10)

Related Items (2)

Sur les singularités de van Hove génériques ⋮ An overview of periodic elliptic operators

Cites Work

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