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Found 16 Documents (Results 1–16)

Boundary value problems, Weyl functions, and differential operators. (English) Zbl 1457.47001

Monographs in Mathematics 108. Cham: Birkhäuser (ISBN 978-3-030-36713-8/hbk; 978-3-030-36716-9/pbk; 978-3-030-36714-5/ebook). vii, 772 p., open access (2020).
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Operator methods for boundary value problems. (English) Zbl 1269.47001

London Mathematical Society Lecture Note Series 404. Cambridge: Cambridge University Press (ISBN 978-1-107-60611-1/pbk; 978-1-139-13506-1/ebook). xii, 298 p. (2012).
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Finite-dimensional graph perturbations of selfadjoint Sturm-Liouville operators. (English) Zbl 1199.34132

Bakonyi, Mihály (ed.) et al., Operator theory, structured matrices, and dilations. Tiberiu Constantinescu memorial volume. Bucharest: Theta (ISBN 978-973-87899-0-6). Theta Series in Advanced Mathematics 7, 205-228 (2007).
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Generalized Friedrichs extensions associated with interface conditions for Sturm–Liouville operators. (English) Zbl 1111.47037

Langer, Matthias (ed.) et al., Operator theory and indefinite inner product spaces. Presented on the occasion of the retirement of Heinz Langer in the colloquium on operator theory, Vienna, March 2004. Basel: Birkhäuser (ISBN 3-7643-7515-9/hbk). Operator Theory: Advances and Applications 163, 135-145 (2006).
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Similarity between \(J\)-self-adjoint Sturm–Liouville operators with operator potential and self-adjoint operators. (English. Russian original) Zbl 1116.47039

Math. Notes 78, No. 4, 581-585 (2005); translation from Mat. Zametki 78, No. 4, 625-628 (2005).
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Completeness theorems for Dirac-type operators with boundary conditions of general form that depend on the spectral parameter. (English. Russian original) Zbl 1064.34075

Math. Notes 74, No. 2, 302-307 (2003); translation from Mat. Zametki 74, No. 2, 316-320 (2003).
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Differential operators and spectral functions. (English) Zbl 1104.34314

Ukrainian mathematical congress – 2001, Kiev, Ukraine, August 21–23, 2001. Proceedings. Section 11. Functional analysis. Kyïv: Instytut Matematyky NAN Ukraïny (ISBN 966-02-2779-5). 313-322 (2002).
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