On double eigenvalues of Schrödinger operators on two-dimensional tori

DOI10.1006/JFAN.1993.1085zbMath0808.35082OpenAlexW2049889516MaRDI QIDQ2368157

Thomas Kappeler

Publication date: 5 March 1995

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

Full work available at URL: https://doi.org/10.1006/jfan.1993.1085

zbMATH Keywords

double eigenvalues of Schrödinger operators

Mathematics Subject Classification ID

Estimates of eigenvalues in context of PDEs (35P15) Selfadjoint operator theory in quantum theory, including spectral analysis (81Q10) Schrödinger operator, Schrödinger equation (35J10)

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