The minimax principle and uniqueness of the Friedrichs extension
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- by Ebbe Thue Poulsen PDF
- Proc. Amer. Math. Soc. 21 (1969), 508-509 Request permission
References
- Tosio Kato, Perturbation theory for linear operators, Die Grundlehren der mathematischen Wissenschaften, Band 132, Springer-Verlag New York, Inc., New York, 1966. MR 0203473 F. Riesz and Béla Sz.-Nagy, Leçons d’analyse fonctionnelle, Académiai Kiadó, Budapest, 1952.
- Jerome Berkowitz, On the discreteness of spectra of singular Sturm-Liouville problems, Comm. Pure Appl. Math. 12 (1959), 523–542. MR 107041, DOI 10.1002/cpa.3160120309
Additional Information
- © Copyright 1969 American Mathematical Society
- Journal: Proc. Amer. Math. Soc. 21 (1969), 508-509
- MSC: Primary 47.30
- DOI: https://doi.org/10.1090/S0002-9939-1969-0240651-3
- MathSciNet review: 0240651