Vol. 61, No. 6, 2025

Differential Equations

ORDINARY DIFFERENTIAL EQUATIONS

Asymptotics of the Spectrum for a Fourth-Order Differential Operator with a Spectral Parameter in Two Boundary Conditions

D. M. Polyakov p. 755 abstract

On the Properties of Oscillation Indices of Solutions to Differential Systems

A. Kh. Stash p. 769 abstract

Approximation of Multi-Region Inner Layer Solutions for Second-Order Weakly Nonlinear Singularly Perturbed Problems with Advance and Delay

H. Zhang and M. K. Ni p. 825 abstract

PARTIAL DIFFERENTIAL EQUATIONS

Solution of the Cauchy Problem for a Hyperbolic Equation with a Nonlocal Potential

N. V. Zaitseva p. 849 abstract

On Multidimensional Exact Solutions of the Generalized Monge–Ampère Evolution Equations

A. A. Kosov and E. I. Semenov p. 857 abstract

Conservative Equations in Field Theory: Conservation and Symmetry Laws

N. G. Marchuk p. 872 abstract

On the Solvability of the First Initial–Boundary Value Problem for Parabolic Systems in a Bounded Domain with Nonsmooth Lateral Boundaries on the Plane

K. D. Fedorov p. 893 abstract

A Note on Simple Wave Solution for Magnetohydrodynamic System with General Equation of State

H. Srivastava and M. Zafar p. 909 abstract

CONTROL THEORY

Modelling the Dynamics of Social Protests: Mean-Field Games and Inverse Problems

A. I. Glukhov, M. A. Shishlenin, and N. V. Trusov p. 917 abstract

NUMERICAL METHODS

On Some Statements and Exact Solutions of Boundary Value Problems of Quasi–One-Dimensional Hemodynamics

A. Ya. Bunicheva, S. I. Mukhin, and I. G. Uvarkin p. 937 abstract

SHORT COMMUNICATIONS

Representation of the Green’s Function of the Navier Problem for the Biharmonic Equation in a Ball