1. Positive Solution of One Conjecture in the Theory of Polynomial Isochronous Centers of Liénard Systems

   • V. V. Amel’kin

   ORDINARY DIFFERENTIAL EQUATIONS 19 March 2021 Pages: 133 - 138

2. Spectral Properties of the Dirac Operator on the Real Line

   • A. G. Baskakov
   • I. A. Krishtal
   • N. B. Uskova

   ORDINARY DIFFERENTIAL EQUATIONS 19 March 2021 Pages: 139 - 147

3. Finiteness of Moments of Solutions to Mixed-Type Stochastic Differential Equations Driven by Standard and Fractional Brownian Motions

   • M. M. Vas’kovskii
   • A. A. Karpovich

   ORDINARY DIFFERENTIAL EQUATIONS 19 March 2021 Pages: 148 - 154

4. On the Existence of Two-Point Oscillatory Solutions of a Perturbed Relay System with Hysteresis

   • V. V. Yevstafyeva

   ORDINARY DIFFERENTIAL EQUATIONS 19 March 2021 Pages: 155 - 164

   

5. Solution Stability Conditions for Differential Equations with Nonmonotone Lyapunov Functions

   • L. B. Knyazhishche

   ORDINARY DIFFERENTIAL EQUATIONS 19 March 2021 Pages: 165 - 172

6. Linear Nonautonomous Systems of Differential Equations with a Quadratic Integral

   • V. V. Kozlov

   ORDINARY DIFFERENTIAL EQUATIONS 19 March 2021 Pages: 173 - 181

7. Explicit Calculation of the Poincaré Map of a Linear Periodic System

   • V. I. Mironenko
   • V. V. Mironenko

   ORDINARY DIFFERENTIAL EQUATIONS 19 March 2021 Pages: 182 - 188

8. Solvability of a Class of Periodic Problems on the Plane

   • E. M. Mukhamadiev
   • A. N. Naimov
   • M. M. Kobilzoda

   ORDINARY DIFFERENTIAL EQUATIONS 19 March 2021 Pages: 189 - 195

9. Global Solvability of Time-Varying Semilinear Differential-Algebraic Equations, Boundedness and Stability of Their Solutions. II

   • M. S. Filipkovskaya

   ORDINARY DIFFERENTIAL EQUATIONS 19 March 2021 Pages: 196 - 209

   

10. Nonlocal Boundary Value Problem with an Integral Condition for a Mixed Type Equation with a Singular Coefficient

    • N. V. Zaitseva

    PARTIAL DIFFERENTIAL EQUATIONS 19 March 2021 Pages: 210 - 220

11. Asymptotics of Eigenfunctions of the Bouncing Ball Type of the Operator \( \nabla D(x)\nabla \) in a Domain Bounded by Semirigid Walls

    • A. I. Klevin

    PARTIAL DIFFERENTIAL EQUATIONS 19 March 2021 Pages: 221 - 240

    

12. Completeness of the Asymmetric Products of Solutions of a Second-Order Elliptic Equation and the Uniqueness of the Solution of an Inverse Problem for the Wave Equation

    • M. Yu. Kokurin

    PARTIAL DIFFERENTIAL EQUATIONS 19 March 2021 Pages: 241 - 250

13. Exact Reconstruction of the Solution for Linear Neutral Type Systems

    • A. V. Metel’skii
    • V. E. Khartovskii

    CONTROL THEORY 19 March 2021 Pages: 251 - 271