1. Bounded Solutions of a Differential Equation with Piecewise Constant Operator Coefficients

   • M. F. Horodnii
   • O. A. Pecherytsia

   OriginalPaper 23 March 2023 Pages: 237 - 249

2. Singular Finite-Rank Nonsymmetric Perturbations of a Self-Adjoint Operator

   • M. E. Dudkin
   • O. Yu. Dyuzhenkova

   OriginalPaper 24 March 2023 Pages: 250 - 262

3. Weakly Nonlinear Boundary-Value Problems for Operator Equations in Banach Spaces

   • V. P. Zhuravliov

   OriginalPaper 24 March 2023 Pages: 263 - 279

4. On Banach Spaces and Fréchet Spaces of Laplace–Stieltjes Integrals

   • A. O. Kuryliak
   • M. M. Sheremeta

   OriginalPaper 25 March 2023 Pages: 280 - 293

5. Rational Spectral Collocation Combined with Singularity Separation Method for Second-Order Singular Perturbation Problems

   • L. Yang
   • Y. J. Wu

   OriginalPaper 24 March 2023 Pages: 294 - 306

6. Comparison Theorems from the Theory of Monotone Dynamical Systems for Linear Systems of Functional-Differential Equations with Linearly Transformed Argument

   • H. P. Pelyukh
   • D. V. Bel’skyi

   OriginalPaper 24 March 2023 Pages: 307 - 314

7. Construction of Solutions Continuous and Bounded for t ∈ ℝ⁺ (t ∈ ℝ^–) for the Systems of Autonomous Nonlinear Functional-Difference Equations

   • H. P. Pelyukh
   • T. O. Yeromina
   • O. A. Povarova

   OriginalPaper 24 March 2023 Pages: 315 - 334

8. Systems with Perturbations of Parameters

   • M. O. Perestyuk
   • V. Yu. Slyusarchuk

   OriginalPaper 24 March 2023 Pages: 335 - 352

9. Dynamics of Two Bodies with Trajectories on a Fixed Straight Line with Regard for the Finite Speed of Gravity

   • V. Yu. Slyusarchuk

   OriginalPaper 24 March 2023 Pages: 353 - 384

10. Nonlinear Integrodifferential Boundary-Value Problems Unsolvable with Respect to the Derivative

    • S. M. Chuiko
    • O. V. Chuiko
    • V. O. Kuzmina

    OriginalPaper 24 March 2023 Pages: 385 - 395