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- 1.0425780 - ÚJF 2015 RIV CH eng J - Journal Article
Krejčiřík, David - Siegl, Petr - Železný, Jakub
On the Similarity of Sturm-Liouville Operators with Non-Hermitian Boundary Conditions to Self-Adjoint and Normal Operators.
Complex Analysis and Operator Theory. Roč. 8, č. 1 (2014), s. 255-281. ISSN 1661-8254. E-ISSN 1661-8262
R&D Projects: GA MŠMT LC06002; GA MŠMT LC527; GA ČR GAP203/11/0701
Grant - others:GA ČR(CZ) GD202/08/H072
Institutional support: RVO:61389005
Keywords : Sturm-Liouville operators * non-symmetric Robin boundary conditions * similarity to normal or self-adjoint operators * discrete spectral operator * complex symmetric operator * PT-symmetry * metric operator * C operator * Hilbert-Schmidt operators
Subject RIV: BE - Theoretical Physics
Impact factor: 0.545, year: 2014
Permanent Link: http://hdl.handle.net/11104/0231575 - 2.0384795 - ÚJF 2013 RIV CH eng J - Journal Article
Krejčiřík, David
PT-Symmetric Waveguides and the Lack of Variational Techniques.
Integral Equations and Operator Theory. Roč. 73, č. 1 (2012), s. 1-2. ISSN 0378-620X. E-ISSN 1420-8989
Institutional support: RVO:61389005
Keywords : Robin Laplacian * non-self-adjoint boundary conditions * complex symmetric operator * PT-symmetry * waveguides * discrete and essential spectra
Subject RIV: BA - General Mathematics
Impact factor: 0.713, year: 2012
Permanent Link: http://hdl.handle.net/11104/0214320