**INHALTE**

## IWOTA 2019

**IWOTA 2019, 22-26 July, Lisbon (Portugal)**

**Organizers:**

Andrii Khrabutovskyi, Olaf Post, Carsten Trunk

**Special session:**

### Spectral Theory and Differential Operators

Speaker | Title | |
---|---|---|

Benrabah Abderafik | Multiparameter regularization method for an ill-posed homogeneous biharmonic problem | |

Yagub Aliyev | Sturm-Liouville problems with eigenparameter dependent boundary conditions | |

Andronick Arutyunov | ||

Neeru Bala | Hyperinvariant subspace for AN and AM-operators | |

Andrey Badanin | Spectral theory of third order operator associated with the good Boussinesq equation | |

Diana Barseghyan | Spectral geometry in a rotating frame: properties of the ground state | |

Siegfried Beckus | Hunting the spectra via approximations | |

Sergey Belyi | Perturbations of Donoghue classes | |

Mohammed Berkani | On the B-discrete spectrum | |

Harm Bart | The logarithmic residue theorem in higher dimensions: a multifaceted issue. | |

Miron Bekker | Self-adjoint extensions of symmetric scale-invariant operators | |

Giorgia Bellomonte | Continuous frames for unbounded operators | |

Irina Blinova | Scattering, spectrum and resonance states completeness for quantum graph with Rashba Hamiltonian | |

Malcolm Brown | Uniqueness for an inverse boundary value problem in electromagnetism | |

Hakima Bouhadjera | More general common fixed point theorems under a new concept | |

Lyonell Boulton | Spectral Properties of a Non-commutative Harmonic Oscillator | |

Sameer Chavan | Rank one perturbations | |

Fabrizio Colombo | Applications of Spectral theory on the S-spectrum to fractional diusion problems | |

Graham Cox | ||

Jean-Claude Cuenin | Eigenvalue estimates for bilayer graphene | |

Preeti Dharmarha | On α-Weyl operators and α-Weyl Spectrum | |

Maria Faleeva | ||

Carla Farsi | Spectral triples and wavelets for k-graphs | |

Dale Frymark | Boundary Triples and Weyl m-functions for Powers of Some Classical Sturm--Liouville Operators | |

Stephen A. Fulling | ||

Matthew Fury | Source identification for non-homogeneous ill-posed problems associated with generators of holomorphic semigroups | |

Jihed Hedhly | Upper bound for the ratios of eigenvalues of Schrödinger operators with nonnegative single-barrier potentials | |

Atsuhide Ishida | Propagation property and inverse scattering for fractional powers of negative Laplacian | |

Damian Kolaczek | Error bounds for time evolution operator splitting. The Kato-Trotter and the Strang formula | |

Andrii Khrabutovskyi | Construction of differential operators with prescribed spectral properties | |

Martin Klaus | Asymptotics for the number and moments of eigenvalues of Zakharov-Shabat systems with long-range potential | |

Chavara Kollam | ||

Bilel Krichen | ||

V B Kiran Kumar | Spectral Approximation of Family of Operators | |

Krishna Kumar | ||

Tereza Kurimaiová | Spectral properties of the damped wave equation | |

Anton Kutsenko | Finite PDEs and finite ODEs are isomorphic | |

Jordan Makwana | A characterization of the positive, self-adjoint extensions of a class of Jacobi operators | |

Albert Mas | Periodic solutions of integro-differential equations | |

Marat Markin | On the Smoothness of Weak Solutions of an Abstract Evolution Equation with a Scalar Type Spectral Operator on the Real Axis | |

Francisco Martínez Pería | Spectral enclosures for a class of block operator matrices | |

Vsevolod Martseniuk | Implicit second order linear difference equations and infinite linear systems | |

Yulia Meshkova | Variations on the theme of the Trotter-Kato theorem for homogenization of periodic hyperbolic systems | |

Boitumelo Moletsane | ||

Mohammed Hichem Mortad | Matrices of Unbounded Operators and Applications to Counterexamples | |

Madi Muratbekov | Maximum regularity and two-sided estimates for the approximation numbers of solutions of the nonlinear Sturm-Liouville equation with rapidly oscillating coefficients in L2(R) | |

Hiroaki Niikuni | Embedded eigenvalues in the spectral bands for carbon nanotubes with impurities | |

Orif Oibrogimov | ||

Lina Oliveira | Hermitian projections on a JB*-triple | |

Friedrich Philipp | Spectral bounds on J-selfadjoint operator matrices and perturbations of J-nonnegative operators | |

Igor Popov | Potential supported by line with small window in a quantum waveguide: resonance asymptotics | |

Olaf Post | ||

Raphael Pruckner | Bounds for the Weyl coefficient of a canonical system | |

Łukasz Rzepnicki | On asymptotic behaviour of solutions of the Dirac system and applications | |

Valery Serov | Spectral problems for elliptic operators with singular coefficients Some | |

Ali Shukur | Spectral analysis of linear chaotic operators | |

Rúben Sousa | Feller processes, generalized convolution operators and integral transforms. | |

Frantisek Stampach | New explicitly diagonalizable Hankel matrices | |

Tatiana Suslina | ||

Jari Taskinen | Spectra of the Robin-Laplace- and Steklov-problems in bounded, cuspidal domains | |

Alexander Teplyaev | Spectral analysis and waves on fractals | |

Michal Tichý | Large time and analytic solutions of reaction-diffusion problem on a growing domain using symmetry methods | |

Rafael Tiedra de Aldecoa | Ruled strips with asymptotically diverging twisting | |

Carsten Trunk | Invariance of the essential spectra of operator pencils | |

Boris Vainberg | On spectral singularities of exterior elliptic problems | |

Gerald Wanjala | Spectral theory and stability of index for linear relations | |

Marcus Waurick | The Dirichlet-to-Neumann operator on general domains | |

Rudi Weikard | Spectral Theory for Systems of Ordinary Differential Equations with Distributional Coefficients | |

Ian Wood | Essential spectrum for Maxwell's equation | |

Christian Wyss | Selfadjointness in rigged Hilbert and Krein spaces | |

Petr Zemanek |

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