| Publication | Date of Publication | Type |
|---|
| https://portal.mardi4nfdi.de/entity/Q6151994 | 2024-03-11 | Paper |
| On Perturbative Hardy-Type Inequalities | 2024-02-12 | Paper |
| On essential self-adjointness of singular Sturm–Liouville operators | 2024-01-19 | Paper |
| Meijer's $G$-function and Euler's differential equation revisited | 2023-11-21 | Paper |
| Essential self-adjointness of even-order, strongly singular, homogeneous half-line differential operators | 2023-11-16 | Paper |
| A Bessel Analog of the Riesz Composition Formula | 2023-11-08 | Paper |
| Lower bounds for self-adjoint Sturm–Liouville operators | 2023-10-11 | Paper |
| The Jacobi operator on $(-1,1)$ and its various $m$-functions | 2023-07-22 | Paper |
| The Limiting Absorption Principle for Massless Dirac Operators, Properties of Spectral Shift Functions, and an Application to the Witten Index of Non-Fredholm Operators | 2023-07-18 | Paper |
| A New Proof of the Power Weighted Birman–Hardy–Rellich Inequalities | 2023-04-25 | Paper |
| Addendum to: ``Effective computation of traces, determinants, and \(\zeta\)-functions for Sturm-Liouville operators | 2022-12-19 | Paper |
| Sharp Boundary Trace Theory and Schr\"{o}dinger Operators on Bounded Lipschitz Domains | 2022-09-19 | Paper |
| Optimality of constants in power-weighted Birman-Hardy-Rellich-Type inequalities with logarithmic refinements | 2022-05-09 | Paper |
| The Krein–von Neumann extension revisited | 2022-04-25 | Paper |
| A sequence of weighted Birman-Hardy-Rellich inequalities with logarithmic refinements | 2022-04-12 | Paper |
| The generalized Birman–Schwinger principle | 2022-01-24 | Paper |
| Bessel-type operators and a refinement of Hardy's inequality | 2022-01-13 | Paper |
| Trace Ideal Properties of a Class of Integral Operators | 2021-11-12 | Paper |
| Spectral \(\zeta\)-functions and \(\zeta\)-regularized functional determinants for regular Sturm-Liouville operators | 2021-11-10 | Paper |
| The Jacobi operator and its Donoghue $m$-functions | 2021-10-29 | Paper |
| On critical dipoles in dimensions \(n \geq 3\) | 2021-09-06 | Paper |
| Green’s Functions and Euler’s Formula for $$\zeta (2n)$$ | 2021-08-27 | Paper |
| On domain properties of Bessel-type operators | 2021-07-20 | Paper |
| Donoghue $m$-functions for singular Sturm--Liouville operators | 2021-07-20 | Paper |
| A survey of some norm inequalities | 2021-05-28 | Paper |
| The product formula for regularized Fredholm determinants | 2021-03-19 | Paper |
| The Krein-von Neumann extension revisited | 2021-02-01 | Paper |
| A survey of some norm inequalities | 2021-01-29 | Paper |
| Book Review: Boundary value problems, Weyl functions, and differential operators | 2021-01-26 | Paper |
| Eigenvectors from eigenvalues: the case of one-dimensional Schrödinger operators | 2021-01-15 | Paper |
| On absence of threshold resonances for Schrödinger and Dirac operators | 2021-01-12 | Paper |
| Erratum to: ``Non self adjoint operators, infinite determinants, and some applications | 2020-09-10 | Paper |
| On Positivity Preserving, Translation Invariant Operators in $$ \mathit L^p (\mathbb R^n)^m $$ | 2020-08-26 | Paper |
| On weighted Hardy-type inequalities | 2020-07-28 | Paper |
| On self-adjoint boundary conditions for singular Sturm-Liouville operators bounded from below | 2020-06-16 | Paper |
| The inverse approach to Dirac-type systems based on the \(A\)-function concept | 2020-06-09 | Paper |
| The Generalized Birman-Schwinger Principle | 2020-05-03 | Paper |
| Trace Formulas Applied to the Riemann ζ-Function | 2019-12-03 | Paper |
| On a theorem of Z. Sebestyén and Zs. Tarcsay | 2019-10-18 | Paper |
| Donoghue-type \(m\)-functions for Schrödinger operators with operator-valued potentials | 2019-06-28 | Paper |
| On traces and modified Fredholm determinants for half-line Schrödinger operators with purely discrete spectra | 2019-06-21 | Paper |
| Radial and logarithmic refinements of Hardy’s inequality | 2019-05-09 | Paper |
| Effective computation of traces, determinants, and \(\zeta\)-functions for Sturm-Liouville operators | 2018-12-04 | Paper |
| The Spectral Shift Function and the Witten Index | 2018-11-20 | Paper |
| Factorizations and Hardy–Rellich-type inequalities | 2018-10-09 | Paper |
| On the global limiting absorption principle for massless Dirac operators | 2018-07-26 | Paper |
| Coupling of symmetric operators and the third Green identity | 2018-04-16 | Paper |
| Some Remarks on the Operator T^*T | 2018-02-15 | Paper |
| Real-valued algebro-geometric solutions of the two-component Camassa-Holm hierarchy | 2018-01-04 | Paper |
| On Birman's sequence of Hardy-Rellich-type inequalities | 2017-12-20 | Paper |
| Effective computation of traces, determinants, and $\zeta$-functions for Sturm-Liouville operators | 2017-12-04 | Paper |
| On the Witten index in terms of spectral shift functions | 2017-10-12 | Paper |
| A spectral shift function for Schr\"{o}dinger operators with singular interactions | 2017-10-09 | Paper |
| On the index of meromorphic operator-valued functions and some applications | 2017-09-07 | Paper |
| A Jost–Pais-type Reduction of (Modified) Fredholm Determinants for Semi-separable Operators in Infinite Dimensions | 2017-09-01 | Paper |
| Renormalized oscillation theory for Hamiltonian systems | 2017-08-29 | Paper |
| The Krein–von Neumann Realization of Perturbed Laplacians on Bounded Lipschitz Domains | 2017-07-06 | Paper |
| Double operator integral methods applied to continuity of spectral shift functions | 2017-03-14 | Paper |
| On (conditional) positive semidefiniteness in a matrix-valued context | 2017-01-25 | Paper |
| On the index of a non-Fredholm model operator | 2017-01-12 | Paper |
| Trace formulas for a class of non-Fredholm operators: A review | 2016-12-14 | Paper |
| A bound for the eigenvalue counting function for Krein-von Neumann and Friedrichs extensions | 2016-10-21 | Paper |
| Decoupling of deficiency indices and applications to Schrödinger-type operators with possibly strongly singular potentials | 2016-08-30 | Paper |
| Dirichlet-to-Neumann maps, abstract Weyl-Titchmarsh \(M\)-functions, and a generalized index of unbounded meromorphic operator-valued functions | 2016-07-25 | Paper |
| Erratum to: ``On factorizations of analytic operator-valued functions and eigenvalue multiplicity questions | 2016-06-29 | Paper |
| A bound for the eigenvalue counting function for higher-order Krein Laplacians on open sets | 2016-06-24 | Paper |
| On index theory for non-Fredholm operators: A (1 + 1)-dimensional example | 2016-05-11 | Paper |
| Some Operator Bounds Employing Complex Interpolation Revisited | 2016-04-21 | Paper |
| The Callias index formula revisited | 2016-04-11 | Paper |
| ON STABILITY OF SQUARE ROOT DOMAINS FOR NON‐SELF‐ADJOINT OPERATORS UNDER ADDITIVE PERTURBATIONS | 2016-01-22 | Paper |
| Some applications of almost analytic extensions to operator bounds in trace ideals | 2016-01-20 | Paper |
| Some Remarks on the Spectral Problem Underlying the Camassa-Holm Hierarchy | 2015-09-07 | Paper |
| Donoghue-Type $m$-Functions for Schr\"odinger Operators with Operator-Valued Potentials | 2015-06-21 | Paper |
| On a problem in eigenvalue perturbation theory | 2015-05-26 | Paper |
| The Spectral shift function and the Witten index | 2015-05-19 | Paper |
| Inverse spectral problems for Schrödinger-type operators with distributional matrix-valued potentials. | 2015-05-06 | Paper |
| On factorizations of analytic operator-valued functions and eigenvalue multiplicity questions | 2015-04-23 | Paper |
| Supersymmetry and Schrödinger-type operators with distributional matrix-valued potentials | 2015-04-14 | Paper |
| Heat kernel bounds for elliptic partial differential operators in divergence form with Robin-type boundary conditions II | 2015-03-19 | Paper |
| Stability of square root domains associated with elliptic systems of PDEs on nonsmooth domains | 2015-02-04 | Paper |
| Heat kernel bounds for elliptic partial differential operators in divergence form with Robin-type boundary conditions | 2014-09-18 | Paper |
| A Jost-Pais-type reduction of Fredholm determinants and some applications | 2014-07-10 | Paper |
| A Jost-Pais-type reduction of (modified) Fredholm determinants for semi-separable operators in infinite dimensions | 2014-04-02 | Paper |
| On square root domains for non-self-adjoint Sturm-Liouville operators | 2014-02-17 | Paper |
| On spectral theory for Schrödinger operators with operator-valued potentials | 2014-02-05 | Paper |
| Inverse spectral theory for Sturm-Liouville operators with distributional potentials | 2014-01-07 | Paper |
| On a class of model Hilbert spaces | 2013-11-11 | Paper |
| Weyl-Titchmarsh theory for Sturm-Liouville operators with distributional potentials | 2013-10-10 | Paper |
| Initial value problems and Weyl-Titchmarsh theory for Schrödinger operators with operator-valued potentials | 2013-10-08 | Paper |
| A Survey on the Krein–von Neumann Extension, the Corresponding Abstract Buckling Problem, and Weyl-type Spectral Asymptotics for Perturbed Krein Laplacians in Nonsmooth Domains | 2013-06-19 | Paper |
| Abstract wave equations and associated Dirac-type operators | 2013-01-02 | Paper |
| On a question of A. E. Nussbaum on measurability of families of closed linear operators in a Hilbert space | 2012-11-13 | Paper |
| Weak convergence of spectral shift functions for one‐dimensional Schrödinger operators | 2012-11-08 | Paper |
| An abstract approach to weak convergence of spectral shift functions and applications to multi-dimensional Schrödinger operators | 2012-08-11 | Paper |
| A Schauder and Riesz basis criterion for non-self-adjoint Schrödinger operators with periodic and antiperiodic boundary conditions | 2012-07-04 | Paper |
| Symmetrized perturbation determinants and applications to boundary data maps and Krein-type resolvent formulas | 2012-04-03 | Paper |
| The damped string problem revisited | 2011-07-19 | Paper |
| On the nature of the Laplace-Beltrami operator on Lipschitz manifolds | 2011-07-18 | Paper |
| A description of all self-adjoint extensions of the Laplacian and Kreĭn-type resolvent formulas on non-smooth domains | 2011-06-08 | Paper |
| The index formula and the spectral shift function for relatively trace class perturbations | 2011-04-20 | Paper |
| Boundary Data Maps for Schrödinger Operators on a Compact Interval | 2010-07-30 | Paper |
| Local Conservation Laws and the Hamiltonian Formalism for the Ablowitz–Ladik Hierarchy | 2010-05-19 | Paper |
| Spectral estimation and inverse initial boundary value problems | 2010-05-06 | Paper |
| The Krein–von Neumann extension and its connection to an abstract buckling problem | 2010-03-10 | Paper |
| Spectral theory for perturbed Krein Laplacians in nonsmooth domains | 2010-02-16 | Paper |
| On Dirichlet-to-Neumann Maps, Nonlocal Interactions, and Some Applications to Fredholm Determinants | 2010-02-01 | Paper |
| The algebro-geometric initial value problem for the Ablowitz-Ladik hierarchy | 2010-01-19 | Paper |
| Robin-to-Robin Maps and Krein-Type Resolvent Formulas for Schrödinger Operators on Bounded Lipschitz Domains | 2009-12-18 | Paper |
| A criterion for Hill operators to be spectral operators of scalar type | 2009-12-14 | Paper |
| Nonlocal Robin Laplacians and some remarks on a paper by Filonov on eigenvalue inequalities | 2009-11-18 | Paper |
| Generalized polar decompositions for closed operators in Hilbert spaces and some applications | 2009-08-31 | Paper |
| Multi-dimensional versions of a determinant formula due to Jost and Pais | 2009-02-24 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3602110 | 2009-02-12 | Paper |
| On Dirichlet-to-Neumann Maps and Some Applications to Modified Fredholm Determinants | 2009-02-12 | Paper |
| Generalized Robin Boundary Conditions, Robin-to-Dirichlet Maps, and Krein-Type Resolvent Formulas for Schr\"odinger Operators on Bounded Lipschitz Domains | 2009-01-28 | Paper |
| Real-valued algebro-geometric solutions of the Camassa–Holm hierarchy | 2009-01-21 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5503668 | 2009-01-16 | Paper |
| Local spectral properties of reflectionless Jacobi, CMV, and Schrödinger operators | 2009-01-07 | Paper |
| Essential closures and AC spectra for reflectionless CMV, Jacobi, and Schrödinger operators revisited | 2008-12-16 | Paper |
| On the Koplienko spectral shift function, I. Basics | 2008-11-10 | Paper |
| Spectral Theory of Elliptic Operators in Exterior Domains | 2008-10-09 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3527703 | 2008-09-29 | Paper |
| Derivatives of (modified) Fredholm determinants and stability of standing and traveling waves | 2008-08-19 | Paper |
| The algebro-geometric Toda hierarchy initial value problem for complex-valued initial data | 2008-08-06 | Paper |
| Variations on a theme of Jost and Pais | 2008-01-15 | Paper |
| Algebro-Geometric Finite-Band Solutions of the Ablowitz-Ladik Hierarchy | 2007-12-17 | Paper |
| Evans functions, Jost functions, and Fredholm determinants | 2007-12-10 | Paper |
| Inverse spectral theory as influenced by Barry Simon | 2007-12-04 | Paper |
| Connectedness of the isospectral manifold for one-dimensional half-line Schrödinger operators | 2007-10-12 | Paper |
| The algebro-geometric initial value problem for the Ablowitz-Ladik hierarchy | 2007-06-22 | Paper |
| A BORG-TYPE THEOREM ASSOCIATED WITH ORTHOGONAL POLYNOMIALS ON THE UNIT CIRCLE | 2007-02-07 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3416786 | 2007-01-23 | Paper |
| Spectral properties of a class of reflectionless Schrödinger operators | 2007-01-16 | Paper |
| Nonselfadjoint operators, infinite determinants, and some applications | 2006-11-15 | Paper |
| When is a non-self-adjoint Hill operator a spectral operator of scalar type? | 2006-09-28 | Paper |
| On spectral theory for Schrödinger operators with strongly singular potentials | 2006-09-06 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5473368 | 2006-06-21 | Paper |
| Weyl--Titchmarsh theory for CMV operators associated with orthogonal polynomials on the unit circle | 2006-05-22 | Paper |
| Algebro-geometric solutions of the Baxter-Szegő difference equation | 2005-12-09 | Paper |
| Trace formulas and Borg-type theorems for matrix-valued Jacobi and Dirac finite difference operators | 2005-12-05 | Paper |
| An explicit characterization of Calogero–Moser systems | 2005-11-09 | Paper |
| Spectral analysis of Darboux transformations for the focusing NLS hierarchy | 2005-09-28 | Paper |
| On the spectrum of Schrödinger operators with quasi-periodic algebro-geometric KdV poten\-tials | 2005-09-28 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4653318 | 2005-03-07 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3160268 | 2005-02-04 | Paper |
| $\mathbf {\operatorname {SL} _2({\mathbb {R}})}$, exponential Herglotz representations, and spectral averaging | 2004-12-29 | Paper |
| On Weyl-Titchmarsh theory for singular finite difference Hamiltonian systems | 2004-08-10 | Paper |
| \(\mathcal J\)-self-adjointness of a class of Dirac-type operators | 2004-08-10 | Paper |
| Algebro-Geometric Solutions of a Discrete System Related to the Trigonometric Moment Problem | 2004-08-04 | Paper |
| (Modified) Fredholm determinants for operators with matrix-valued semi-separable integral kernels revisited | 2004-07-07 | Paper |
| On Povzner–Wienholtz-type self-adjointness results for matrix-valued Sturm–Liouville operators | 2004-05-18 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4454930 | 2004-03-08 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4453314 | 2004-03-07 | Paper |
| Algebro-geometric solutions of the Camassa-Holm hierarchy | 2003-11-17 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4423191 | 2003-08-26 | Paper |
| Dubrovin equations and integrable systems on hyperelliptic curves | 2003-08-06 | Paper |
| Integrable systems in the infinite genus limit. | 2003-04-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4786463 | 2002-12-17 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4545048 | 2002-08-13 | Paper |
| https://portal.mardi4nfdi.de/entity/Q2717378 | 2002-08-07 | Paper |
| https://portal.mardi4nfdi.de/entity/Q2702388 | 2002-07-21 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4539472 | 2002-07-08 | Paper |
| Weyl–Titchmarsh $M$-Function Asymptotics, Local Uniqueness Results, Trace Formulas, and Borg-type Theorems for Dirac Operators | 2002-06-30 | Paper |
| Weyl-Titchmarsh M -Function Asymptotics for Matrix-valued Schrödinger Operators | 2002-01-28 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4225232 | 2002-01-27 | Paper |
| A New Approach to the Boussinesq Hierarchy | 2002-01-27 | Paper |
| https://portal.mardi4nfdi.de/entity/Q2712766 | 2001-11-01 | Paper |
| Borg-type theorems for matrix-valued Schrödinger operators | 2001-10-13 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4524184 | 2001-08-21 | Paper |
| On a theorem of Halphen and its application to integrable systems | 2001-08-16 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4511067 | 2001-08-08 | Paper |
| https://portal.mardi4nfdi.de/entity/Q2702440 | 2001-06-28 | Paper |
| The \(\Xi\) operator and its relation to Krein's spectral shift function | 2001-06-28 | Paper |
| On Matrix-Valued Herglotz Functions | 2001-05-20 | Paper |
| A new approach to inverse spectral theory. II: General real potentials and the connection to the spectral measure | 2001-05-14 | Paper |
| https://portal.mardi4nfdi.de/entity/Q2711778 | 2001-04-25 | Paper |
| A characterization of all elliptic algebro-geometric solutions of the AKNS hierarchy | 2001-02-13 | Paper |
| ALGEBRO-GEOMETRIC SOLUTIONS OF THE BOUSSINESQ HIERARCHY | 2000-12-04 | Paper |
| Darboux-type transformations and hyperelliptic curves | 2000-11-06 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4257401 | 2000-10-17 | Paper |
| On local Borg-Marchenko uniqueness results | 2000-10-08 | Paper |
| Inverse spectral analysis with partial information on the potential, II. The case of discrete spectrum | 2000-05-22 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4941022 | 2000-02-29 | Paper |
| \(m\)-functions and inverse spectral analysis for finite and semi-infinite Jacobi matrices | 1999-11-07 | Paper |
| An addendum to Krein's formula | 1999-10-17 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4241837 | 1999-10-03 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4261669 | 1999-09-02 | Paper |
| An Alternative Approach to Algebro-Geometric Solutions of the AKNS Hierarchy | 1999-03-21 | Paper |
| Algebro-geometric quasi-periodic finite-gap solutions of the Toda and Kac-van Moerbeke hierarchies | 1998-11-17 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4364979 | 1998-11-02 | Paper |
| Elliptic algebro-geometric solutions of the KdV and AKNS hierarchies - an analytic approach | 1998-10-26 | Paper |
| One-dimensional scattering theory for quantum systems with nontrivial spatial asymptotics | 1998-05-17 | Paper |
| On a theorem of Picard | 1998-03-24 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4341378 | 1998-02-16 | Paper |
| The \(\xi\) function | 1997-11-05 | Paper |
| Picard potential and Hill's equation on a torus | 1997-11-05 | Paper |
| New classes of Toda soliton solutions | 1997-09-24 | Paper |
| Spectral deformations of one-dimensional Schrödinger operators | 1997-07-20 | Paper |
| A trace formula for multidimensional Schrödinger operators | 1997-06-15 | Paper |
| Weakly coupled bound states in quantum waveguides | 1997-05-13 | Paper |
| Zeros of the Wronskian and Renormalized Oscillation Theory | 1997-03-25 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3125299 | 1997-03-18 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4718329 | 1997-01-07 | Paper |
| On the double commutation method | 1996-10-20 | Paper |
| Uniqueness theorems in inverse spectral theory for one-dimensional Schrödinger operators | 1996-09-22 | Paper |
| Commutation methods for Jacobi operators | 1996-08-28 | Paper |
| Lamé Potentials and the Stationary (m)KdV Hierarchy | 1996-03-18 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4866849 | 1996-02-26 | Paper |
| (m)KdV solitons on the background of quasi-periodic finite-gap solutions | 1996-01-22 | Paper |
| Rank one perturbations at infinite coupling | 1996-01-08 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4853519 | 1995-12-07 | Paper |
| HIGHER ORDER TRACE RELATIONS FOR SCHRÖDINGER OPERATORS | 1995-10-30 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4315851 | 1995-10-09 | Paper |
| On positive solutions of critical Schrödinger operators in two dimensions | 1995-10-03 | Paper |
| Treibich-Verdier potentials and the stationary (m)KdV hierarchy | 1995-09-11 | Paper |
| On new trace formulae for Schrödinger operators | 1995-08-27 | Paper |
| On Picard potentials | 1995-07-13 | Paper |
| Absolute summability of the trace relation for certain Schrödinger operators | 1995-05-04 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4315850 | 1995-05-01 | Paper |
| On the (modified) Kadomtsev-Petviashvili hierarchy | 1995-02-01 | Paper |
| ERRATA: TRACE FORMULAS AND CONSERVATION LAWS FOR NONLINEAR EVOLUTION EQUATIONS | 1994-11-14 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3139786 | 1994-09-14 | Paper |
| Domain perturbations, Brownian motion, capacities, and ground states of Dirichlet Schrödinger operators | 1994-07-14 | Paper |
| ON GELFAND–DICKEY AND DRINFELD–SOKOLOV SYSTEMS | 1994-06-19 | Paper |
| On the Toda and KAC-VAN Moerbeke Systems | 1994-06-13 | Paper |
| Comments on a recent note on the Schrodinger equation with a delta '-interaction | 1994-05-10 | Paper |
| On (Modified) Boussinesq-Type Systems and Factorizations of Associated Linear Differential Expressions | 1994-05-03 | Paper |
| TRACE FORMULAS AND CONSERVATION LAWS FOR NONLINEAR EVOLUTION EQUATIONS | 1994-05-03 | Paper |
| Isospectral deformations for Sturm-Liouville and Dirac-type operators and associated nonlinear evolution equations | 1994-03-06 | Paper |
| Trace formulae and inverse spectral theory for Schrödinger operators | 1994-01-31 | Paper |
| A complete spectral characterization of the double commutation method | 1994-01-13 | Paper |
| Critical and subcritical Jacobi operators defined as Friedrichs extensions | 1993-10-18 | Paper |
| A Short Proof of Zheludev's Theorem | 1993-05-16 | Paper |
| The ground state energy of Schrödinger operators | 1993-05-16 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4028314 | 1993-03-28 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4028315 | 1993-03-28 | Paper |
| Limits of soliton solutions | 1993-02-02 | Paper |
| Rational \(KP\) and \(mKP\)-solutions in Wronskian form | 1993-01-17 | Paper |
| New types of soliton solutions | 1993-01-16 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4011379 | 1992-09-27 | Paper |
| Holomorphy of the scattering matrix with respect to \(c^{-2}\) for Dirac operators and an explicit treatment of relativistic corrections | 1992-09-26 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3994511 | 1992-09-17 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4711230 | 1992-06-25 | Paper |
| Commutation Methods Applied to the mKdV-Equation | 1991-01-01 | Paper |
| On critical and subcritical Sturm-Liouville operators | 1991-01-01 | Paper |
| Explicit construction of solutions of the modified Kadomtsev-Petviashvili equation | 1991-01-01 | Paper |
| Constructing solutions of the mKdV-equation | 1990-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3203447 | 1989-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3209983 | 1989-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3361235 | 1989-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3472477 | 1988-01-01 | Paper |
| Errata: ``Scattering for one-dimensional systems with \(\int dx\) \(V(x)=0\) | 1988-01-01 | Paper |
| On a theorem of Deift and Hempel | 1988-01-01 | Paper |
| Topological invariance of the Witten index | 1988-01-01 | Paper |
| Addendum: A unified approach to eigenvalues and resonances of Schrödinger operators using Fredholm determinants | 1988-01-01 | Paper |
| On relativistic energy band corrections in the presence of periodic potentials | 1988-01-01 | Paper |
| Trapping and cascading of eigenvalues in the large coupling limit | 1988-01-01 | Paper |
| On energy gaps in a new type of analytically solvable model in quantum mechanics | 1988-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3755846 | 1987-01-01 | Paper |
| A new class of solvable models in quantum mechanics describing point interactions on the line | 1987-01-01 | Paper |
| Witten index, axial anomaly, and Krein’s spectral shift function in supersymmetric quantum mechanics | 1987-01-01 | Paper |
| Krein's spectral shift function and Fredholm determinants as efficient methods to study supersymmetric quantum mechanics | 1987-01-01 | Paper |
| A unified approach to eigenvalues and resonances of Schrödinger operators using Fredholm determinants | 1987-01-01 | Paper |
| Invariance of the essential spectra for perturbations with unbounded hard cores | 1987-01-01 | Paper |
| New analytically solvable models of relativistic point interactions | 1987-01-01 | Paper |
| Scattering theory for one-dimensional systems with \(\int dx\,V(x)=0\) | 1987-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3737904 | 1986-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3746194 | 1986-01-01 | Paper |
| Scattering theory for general, non-local interactions: Threshold behavior and sum rules | 1986-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4722442 | 1985-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3221147 | 1985-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3679511 | 1985-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3683036 | 1985-01-01 | Paper |
| On the Selfadjointness of Dirac Operators with Anomalous Magnetic Moment | 1985-01-01 | Paper |
| Scattering theory for long-range systems at threshold | 1985-01-01 | Paper |
| Deficiency indices and singular boundary conditions in quantum mechanics | 1985-01-01 | Paper |
| On the connection between Schrödinger and Dirichlet forms | 1985-01-01 | Paper |
| An exactly solvable periodic Schrodinger operator | 1985-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3712685 | 1985-01-01 | Paper |
| Scattering theory for time-dependent Hamiltonians asymptotically constant in time | 1985-01-01 | Paper |
| First-order relativistic corrections and spectral concentration | 1985-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5186048 | 1984-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3317604 | 1984-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3675004 | 1984-01-01 | Paper |
| Two-body scattering for Schrödinger operators involving zero-range interactions | 1984-01-01 | Paper |
| On non-degenerate ground states for Schrödinger operators | 1984-01-01 | Paper |
| Continuity of wave and scattering operators with respect to interactions | 1983-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3218544 | 1983-01-01 | Paper |
| Time delay for long-range interactions | 1983-01-01 | Paper |
| Low-energy parameters in nonrelativistic scattering theory | 1983-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3310295 | 1982-01-01 | Paper |
| On the structure of Coulomb-type scattering amplitudes | 1982-01-01 | Paper |
| On the Abel summability of partial wave amplitudes for Coulomb-type interactions | 1981-01-01 | Paper |
| On the one-dimensional Coulomb Hamiltonian | 1980-01-01 | Paper |
| A generalization of the virial theorem for strongly singular potentials | 1980-01-01 | Paper |
| Uncertainty relations and quadratic forms | 1978-01-01 | Paper |
