The following pages link to Christiane Tretter (Q165829):
Displaying 50 items.
- Non-symmetric perturbations of self-adjoint operators (Q275298) (← links)
- Rational eigenvalue problems and applications to photonic crystals (Q323799) (← links)
- (Q515968) (redirect page) (← links)
- Dirac-Krein systems on star graphs (Q515970) (← links)
- Relative form boundedness and compactness for a second-order differential operator (Q596236) (← links)
- Variational principles and eigenvalue estimates for unbounded block operator matrices and applications (Q596250) (← links)
- Eigenvalue ratios for Sturm--Liouville operators (Q685810) (← links)
- Spectral theory of the Klein-Gordon equation in Pontryagin spaces (Q865075) (← links)
- Corrigendum to: A Krein space approach to \(PT\) symmetry (Q871906) (← links)
- Analysis of the essential spectrum of singular matrix differential operators (Q898579) (← links)
- The Virozub-Matsaev condition and spectrum of definite type for self-adjoint operator functions (Q941062) (← links)
- A Krein space approach to \(PT\) symmetry (Q1023726) (← links)
- Spectral inclusion for unbounded block operator matrices (Q1024573) (← links)
- In memoriam Israel Gohberg (23.8.1928-12.10.2009) (Q1049597) (← links)
- (Q1125837) (redirect page) (← links)
- Remarks on nonlinear evolution equations (Q1125838) (← links)
- The distribution of the eigenvalues for second order eigenvalue problems in the presence of an arbitrary number of turning points (Q1193212) (← links)
- Basic functions associated with a two-dimensional Dirac system (Q1264749) (← links)
- Weakly irreducible semigroups of linear contraction on \(C(X)\) (Q1293386) (← links)
- Common eigenvalue problem and periodic Schrödinger operators (Q1300172) (← links)
- Commutant lifting on a two holded domain (Q1306293) (← links)
- A continuation approach to some forced superlinear Sturm-Liouville boundary value problems (Q1333761) (← links)
- Sampling theorems associated with fourth- and higher-order self-adjoint eigenvalue problems (Q1334855) (← links)
- Semi-boundedness of ordinary differential operators (Q1343696) (← links)
- Symmetric differential operators and their Friedrichs extensions (Q1343697) (← links)
- Existence of positive solutions for nonlinear singular boundary value problems (Q1362235) (← links)
- A new method for eigenvalue estimates for Dirac operators on certain manifolds with \(S^{k}\)-symmetry (Q1405272) (← links)
- Some remarks about the Schrödinger operator with a particular singular complex potential (Q1420739) (← links)
- Spectral analysis of one-dimensional Dirac operators with slowly decreasing potentials (Q1424738) (← links)
- On the dual boundary conditions and the nonnegative square root of the second derivative operator (Q1566842) (← links)
- A linearization for a class of \(\lambda\)-nonlinear boundary eigenvalue problems (Q1576941) (← links)
- Linear operator pencils \(A-\lambda B\) with discrete spectrum (Q1583713) (← links)
- The Dirac operator of a commuting \(d\)-tuple. (Q1597994) (← links)
- Precise spectral asymptotics for the Dirichlet problem \(-u''(t)+g(u(t))=\lambda\sin u(t)\) (Q1599115) (← links)
- Singular Dirac systems and Sturm-Liouville problems nonlinear in the spectral parameter (Q1614734) (← links)
- On the spectrum of an operator in truncated Fock space (Q1626074) (← links)
- Essential spectrum of elliptic systems of pseudo-differential operators on \(L^2(\mathbb {R}^N) \oplus L^2(\mathbb {R}^N)\) (Q1685330) (← links)
- The damped wave equation with unbounded damping (Q1708126) (← links)
- Compressed resolvents and reduction of spectral problems on star graphs (Q1730926) (← links)
- Spectral inclusion for unbounded diagonally dominant \(n\times n\) operator matrices (Q1747346) (← links)
- Solvability of a nonhomogeneous boundary value problem for a differential system with measures (Q1768983) (← links)
- Nonselfadjoint spectral problems for linear pencils \(N- \lambda P\) of ordinary differential operators with \(\lambda\)-linear boundary conditions: Completeness results (Q1814824) (← links)
- Direct and inverse spectral problem for a system of differential equations depending rationally on the spectral parameter (Q1847863) (← links)
- On the essential spectrum of a class of singular matrix differential operators. I: Quasiregularity conditions and essential self-adjointness (Q1863969) (← links)
- A trace formula for canonical differential expressions. (Q1869059) (← links)
- Self-adjoint block operator matrices with non-separated diagonal entries and their Schur complements. (Q1874699) (← links)
- Properties of spectral expansions corresponding to non-self-adjoint differential operators. (Q1875009) (← links)
- On fundamental systems for differential equations of Kamke type (Q1896777) (← links)
- On the eigenvalues and eigenfunctions of an interface Sturm-Liouville system (Q1898296) (← links)
- A new angle on Sturm-Liouville problems (Q1898297) (← links)
