Work Program

Opening: Alexander TIMOKHA

Moderator/Chair: Pavel EXNER

Nigar ASLANOVA (Baku, Azerbaijan)

On exit space realizations of the Sturm-Liouville operator equation

Volodymyr MIKHAILETS & Alexander MURACH (Kyiv, Ukraine)

Extended Hilbert scale and its applications

Olena ATLASIUK & Volodymyr MIKHAILETS

(Kyiv, Ukraine; London, England)

ODE-systems with boundary inhomogeneous conditions containing higher-order derivatives

Moderator/Chair: Volodymyr MIKHAILETS

Andrii KHRABUSTOVSKYI

(Hradec Králové, Czech Republic)

Geometric approximation of Laplacians with non-local interface and boundary conditions

Volodymyr MOLYBOGA (Kyiv, Ukraine)

Povzner-Wienholtz-type theorems for symmetric Sturm--Liouville operators with singular coefficients 

Iryna CHEPURUKHINA (Kyiv, Ukraine)

On interpolation of distribution spaces associated with elliptic operators and their application

Roland DUDUCHAVA (Georgia, Tbilisi)

Spectral theory of convolution integro-differential operators on monoids 

Roza UTESHOVA (Almaty, Kazakhstan) 

Boundary value problems for differential-algebraic equations: solvability via canonical forms

Tahir GADJIEV (Baku, Azerbaijan)

Qualitative theory of nonlinear partial differential equations in nonregular domains 

Oleksandra VINNICHENKO, Vyacheslav BOYKO & Roman POPOVYCH (Kyiv, Ukraine)

Symmetry analysis of Nizhnik models

Serhii  STASYUK (Kyiv, Ukraine; Chemnitz, Germany)

Sparse trigonometric approximation of periodic functions from Besov and related classes with mixed smoothness

Valerii SAMOILENKO & Yuliia SAMOILENKO (Kyiv, Ukraine) 

Asymptotic analysis of vc (variable coefficients) hydrodynamical type equations with singular perturbation

Viktor TKACHENKO (Kyiv, Ukraine)

Smooth periodic solutions to non-autonomous quasi-linear hyperbolic equations

Oleksandr BURYLKO (Kyiv, Ukraine)

Reversible saddle-node separatrix-loop bifurcation

Anastasiia HRABOVETS, Oleksandr BURYLKO (Kyiv, Ukraine)

Gradient oscillator model for frustrated spin system

Moderator/Chair: Davron MATRASULOV

Mashrab AKRAMOV (Tashkent, Uzbekistan)

Spectra of quantum lattices: A quantum graph based model

Saparboy RAKHMONOV  (Tashkent, Uzbekistan)

Quantum particle under PT-symmetric dynamical confinement:

Fermi acceleration and geometric phase

Karrim SABIROV  (Tashkent, Uzbekistan)

Dirac operator on periodic graphs

Moderator/Chair: Alexander TIMOKHA

Pavel EXNER (Prague, Czech Republic)

Transport in quantum systems: results and open problems

Jürgen PRESTIN (Lübek, Germany)

Interpolation for functions of bounded variation

Henrik WINKLER (Ilmenau, Germany)

Spectral theory of Hamiltonian systems on graphs 

Mitsuru WILSON (Ilmenau, Germany)

Spectral Properties of the Indefinite Kirchhoff Laplacian on Quantum Graphs 

Iryna DENEGA & Yaroslav ZABOLOTNYI (Kyiv, Ukraine)

On products of inner radii of domains relative to fixed points of the complex plane

Tetiana OSIPCHUK (Kyiv, Ukraine)

Weakly 1-semiconvex sets in Euclidean spaces

Mariia STEFANCHUK  (Kyiv, Ukraine)

On the exponential asymptotics of solutions of the nonlinear Beltrami equation at a point of the complex plane

Moderator/Chair: Jürgen PRESTIN

Kateryna POZHARSKA (Kyiv, Ukraine)

One approach for constructing exact Marcinkiewicz–Zygmund inequalities, quadrature rules and tight equal-norm frames

Yevgenia SEMENOVA (Kyiv, Ukraine)

Jacobi polynomials in the problems of  numerical differentiation and summation

Andrii SHYDLICH (Kyiv, Ukraine)

Direct and inverse theorems of approximation of functions given on hexagonal domains by the Taylor-Abel-Poisson means

Anatolii SERDIUK, Igor SOKOLENKO (Kyiv, Ukraine)

Asymptotic behavior of best approximations of classes of infinitely differentiable functions defined by the modulus of continuity 

Moderator/Chair: Andrii SHYDLICH

Sandugash MYNBAYEVA (Almaty, Kazakhstan)

An approximation solution to a linear boundary value problem for an impulsive Fredholm integro-differential equation 

Jambul YUSUPOV (Tashkent, Uzbekistan)

Driven transparent quantum graphs

Davron MATRASULOV (Tashkent, Uzbekistan)

Dirac particle under the dynamical confinement

Closing: Carsten TRUNK

Roundtable for coordinators of WP & group leaders