Zettl, Anton; Sun, Jiong Survey article: Self-adjoint ordinary differential operators and their spectrum. (English) Zbl 1369.47057 Rocky Mt. J. Math. 45, No. 3, 763-886 (2015). MSC: 47E05 47-02 PDFBibTeX XMLCite \textit{A. Zettl} and \textit{J. Sun}, Rocky Mt. J. Math. 45, No. 3, 763--886 (2015; Zbl 1369.47057) Full Text: DOI Euclid
Jin, Seoweon; Staniswalis, Joan G.; Mallawaarachchi, Indika Principal differential analysis with a continuous covariate: low-dimensional approximations for functional data. (English) Zbl 1453.62537 J. Stat. Comput. Simulation 83, No. 10, 1964-1980 (2013). MSC: 62H25 62G07 62R10 62-08 PDFBibTeX XMLCite \textit{S. Jin} et al., J. Stat. Comput. Simulation 83, No. 10, 1964--1980 (2013; Zbl 1453.62537) Full Text: DOI Link
Wang, Aiping; Sun, Jiong; Zettl, Anton Two-interval Sturm–Liouville operators in modified Hilbert spaces. (English) Zbl 1116.47040 J. Math. Anal. Appl. 328, No. 1, 390-399 (2007). Reviewer: Hector O. Fattorini (Los Angeles) MSC: 47E05 34B24 47B25 34L05 PDFBibTeX XMLCite \textit{A. Wang} et al., J. Math. Anal. Appl. 328, No. 1, 390--399 (2007; Zbl 1116.47040) Full Text: DOI
Pearson, D. B. Sturm-Liouville theory, asymptotics, and the Schrödinger equation. (English) Zbl 0885.34026 Hinton, Don (ed.) et al., Spectral theory and computational methods of Sturm-Liouville problems. Proceedings of the 1996 conference, Knoxville, TN, USA, in conjunction with the 26th Barrett memorial lecture series. New York, NY: Marcel Dekker. Lect. Notes Pure Appl. Math. 191, 301-312 (1997). Reviewer: J.Walter (Aachen) MSC: 34B24 34L40 34M99 PDFBibTeX XMLCite \textit{D. B. Pearson}, Lect. Notes Pure Appl. Math. 191, 301--312 (1997; Zbl 0885.34026)
Kiguradze, I.; Sokhadze, Z. On singular functional differential inequalities. (English) Zbl 0876.34073 Georgian Math. J. 4, No. 3, 259-278 (1997). MSC: 34K05 34A12 PDFBibTeX XMLCite \textit{I. Kiguradze} and \textit{Z. Sokhadze}, Georgian Math. J. 4, No. 3, 259--278 (1997; Zbl 0876.34073) Full Text: EuDML EMIS
Dou, Alberto Ordinary differential equations. Cauchy problem. 2nd ed. (Ecuaciones differenciales ordinarias. Problema de Cauchy. 2a ed.) (Gewöhnliche Differentialgleichungen. Das Cauchyproblem. 2. Aufl.) (Spanish) Zbl 0213.10101 Madrid: Editorial Dossat, S. A. xv, 271 p. (1969). Reviewer: A. Badelucci MSC: 34-01 65Lxx PDFBibTeX XML
Blair, K. W.; Loud, W. S. Periodic solutions of \(x'' + cx' + g(x) = Ef(t)\) under variation of certain parameters. (English) Zbl 0101.06904 J. Soc. Ind. Appl. Math. 8, 74-101 (1960). Reviewer: J. M. Skowroński MSC: 34C25 PDFBibTeX XMLCite \textit{K. W. Blair} and \textit{W. S. Loud}, J. Soc. Ind. Appl. Math. 8, 74--101 (1960; Zbl 0101.06904) Full Text: DOI