1 Subjects: “...Operator theory...”

2 Table of Contents: “... Theory with Sergey Naboko -- Sergey Naboko’s Legacy on the Spectral Theory of Jacobi Operators...”

3 Table of Contents: “... Operators -- Trace Formulas for Jacobi Operators in Connection with Scattering Theory for Quasi-Periodic...”

4 Table of Contents: “... theory for a class of non-selfadjoint extensions of symmetric operators -- Asymptotics of Chebyshev...”

5 “...Operator Theory: Advances and Applications...”

6 Table of Contents: “... of the Finiteness of the Point Spectrum for Self-adjoint Operators. Perturbations of Wiener-Hopf Operators...”

7 Table of Contents: “... for Finite Trees -- Wave Operators for Nonlocal Sturm-Liouville Operators with Trivial Potential...”

8 Table of Contents: “... of the Laguerre operator in a Pontryagin space -- Realizations of Herglotz-Nevanlinna functions via F-systems...”

9 Subjects: “...Control theory...”