Eigensystem of an \(L ^{2}\)-perturbed harmonic oscillator is an unconditional basis
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Publication:424061
DOI10.2478/s11533-011-0139-3zbMath1259.47059arXiv0912.2722OpenAlexW2031814480MaRDI QIDQ424061
James Adduci, Boris S. Mityagin
Publication date: 31 May 2012
Published in: Central European Journal of Mathematics (Search for Journal in Brave)
Full work available at URL: https://arxiv.org/abs/0912.2722
Particular ordinary differential operators (Dirac, one-dimensional Schrödinger, etc.) (34L40) Spectrum, resolvent (47A10) General theory of ordinary differential operators (47E05) Eigenfunctions, eigenfunction expansions, completeness of eigenfunctions of ordinary differential operators (34L10)
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