Abstract
This article concerns the stability of orthogonal bases of solutions of Sturm-Liouville equations with different types of initial conditions. The investigation is based on the stability of Riesz bases of cosines and sines in the Hibert space L2[0,π].
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Communicated by Hans G. Feichtinger
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He, X., Volkmer, H. Riesz bases of solutions of Sturm-Liouville equations. The Journal of Fourier Analysis and Applications 7, 297–307 (2001). https://doi.org/10.1007/BF02511815
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DOI: https://doi.org/10.1007/BF02511815