1. Elementary Differential Singularities of Three-Dimensional Nijenhuis Operators

   • D. Akpan
   • A. Oshemkov

   Research Articles 25 December 2023 Pages: 425 - 431

2. On Degenerate Orbits of Real Lie Algebras in Multidimensional Complex Spaces

   • A.V. Atanov
   • A.V. Loboda

   Research Articles 25 December 2023 Pages: 432 - 442

3. Analytic Solution of the System of Integro-Differential Equations for the Plasma Model in an External Field

   • S.I. Bezrodnykh
   • N.M. Gordeeva

   Research Articles 25 December 2023 Pages: 443 - 452

   

4. Flow Around a Curved Plate with Small Periodic Irregularities: a Double-Deck Boundary Layer

   • V. G. Danilov
   • A. M. Glazunova

   Research Articles 25 December 2023 Pages: 453 - 465

   

5. Asymptotics of the Cauchy Problem for the One-Dimensional Schrödinger Equation with Rapidly Oscillating Initial Data and Small Addition to the Smooth Potential

   • S. Yu. Dobrokhotov

   Research Articles 25 December 2023 Pages: 466 - 479

   

6. High-Energy Homogenization of a Multidimensional Nonstationary Schrödinger Equation

   • M. Dorodnyi

   Research Articles 25 December 2023 Pages: 480 - 500

7. Transport Equation for the Harmonic Crystal Coupled to a Klein–Gordon Field

   • T.V. Dudnikova

   Research Articles 25 December 2023 Pages: 501 - 521

8. The Mean Square of the Pauli–Jordan–Dirac Anticommutator With Respect to Spatial Variables

   • E.A. Karatsuba

   Research Articles 25 December 2023 Pages: 522 - 527

9. Probabilistic Degenerate Bell Polynomials Associated with Random Variables

   • T. Kim
   • D. S. Kim

   Research Articles 25 December 2023 Pages: 528 - 542

10. Nonlinear Long Standing Waves with Support Bounded by Caustics or Localized in the Vicinity of a Two-Link Trajectory

    • A.I. Klevin
    • A.V. Tsvetkova

    Research Articles 25 December 2023 Pages: 543 - 551

    

11. Averaging Method for Quasi-Linear Hyperbolic Systems

    • V.B. Levenshtam

    Research Articles 25 December 2023 Pages: 552 - 560

12. Variations on the theme of the Trotter-Kato theorem for homogenization of periodic hyperbolic systems

    • Yu.M. Meshkova

    Research Articles 25 December 2023 Pages: 561 - 598

13. Asymptotics of the Whispering Gallery-Type in the Eigenproblem for the Laplacian in a Domain of Revolution Diffeomorphic To a Solid Torus

    • D.S. Minenkov
    • S.A. Sergeev

    Research Articles 25 December 2023 Pages: 599 - 620

    

14. Asymptotics of Long Nonlinear Propagating Waves in a One-Dimensional Basin with Gentle Shores

    • D.S. Minenkov
    • M.M. Votiakova

    Research Articles 25 December 2023 Pages: 621 - 642

    

15. Classification of Singularities of the Liouville Foliation of an Integrable Elliptical Billiard with a Potential of Fourth Degree

    • S.E. Pustovoitov

    Research Articles 25 December 2023 Pages: 643 - 673

    

16. Method of Potential Operators for Interaction Problems on Unbounded Hypersurfaces in \(\mathbb{R}^{n}\) for Dirac Operators

    • V. S. Rabinovich

    Research Articles 25 December 2023 Pages: 674 - 690

17. Estimation of the Approximation of Continuous Periodic Functions by Fourier Sums

    • T.Yu. Semenova

    Research Articles 25 December 2023 Pages: 691 - 700

18. Lie’s Theorem for Solvable Connected Lie Groups Without the Continuity Assumption

    • A. I. Shtern

    Research Articles 25 December 2023 Pages: 701 - 703

19. Trace of the Resolvent of the Laplace Operator on a Metric Graph

    • A. A. Tolchennikov

    Research Articles 25 December 2023 Pages: 704 - 712

20. On Solutions of the Navier Problem for a Polyharmonic Equation in Unbounded Domains

    • H.A. Matevossian

    Research Articles 25 December 2023 Pages: 713 - 716