Contents

Lobachevskii Journal of Mathematics


Vol. 44, No. 3, 2023


On the Robust Stability of Stationary Solutions to a Class of Mathieu-Type Equations

G. V. Demidenko, K. S. Myagkikh p. 883  abstract

On Blow-up Conditions for Solutions of Differential Inequalities with $\boldsymbol{\varphi}$-Laplacian

A. A. Kon’kov p. 896  abstract

Parametric 4-Simplex Maps of Degenerated NLS Type

Sotiris Konstantinou-Rizos p. 911  abstract

Classical Solutions of Hyperbolic Differential-Difference Equations with Differently Directed Translations

A. B. Muravnik, N. V. Zaitseva p. 920  abstract

Spectral Analysis of the Generators for Semigroups Associated with Volterra Integro-Differential Equations

N. A. Rautian, V. V. Vlasov p. 926  abstract

Nonlinear Schrödinger Equation with Delay and Its Regularization

V. Zh. Sakbaev, A. D. Shiryaeva p. 936  abstract

A Spectral Sobolev Problem for the Biharmonic Operator

A. Yu. Savin, E. N. Semenova p. 950  abstract

Uniform Attractors for Non-Autonomous Systems of Nonlinearly Viscous Fluid

A. V. Zvyagin p. 956  abstract

Investigation of the Weak Solvability of One Fractional Model with Infinite Memory

V. G. Zvyagin, E. I. Kostenko p. 969  abstract

On a Difference Scheme for the Growth-Propagation Equation

O. P. Barabash, M. V. Polovinkina, I. P. Polovinkin, M. L. Zhadanova p. 989  abstract

On the Unique Solvability of Boundary Value Problems for an Abstract Euler–Poisson–Darboux Equations on a Finite Interval

A. V. Glushak p. 993  abstract

Local Bifurcations of Invariant Manifolds of the Cahn–Hilliard–Oono Equation

A. N. Kulikov, D. A. Kulikov p. 1003  abstract

On Discrete Neumann Problem in a Quadrant

A. A. Mashinets, A. V. Vasilyev, V. B. Vasilyev p. 1018  abstract

On Applications of Integral Transforms Composition Method

S. M. Sitnik, I. Jebabli p. 1029  abstract

Spaces of Random Sets in $\boldsymbol{\mathbb{R}^{d}}$

Yu. P. Virchenko, O. L. Shpilinskaya p. 1043  abstract

Transmutation Operators Based on Homotope Analysis for Nonlocal Boundary Value Problems

O. E. Yaremko, K. R. Zababurin p. 1060  abstract

Dirichlet Problem for the Laplace Equation in the Hyperoctant of a Multidimensional Ball

M. O. Abbasova, T. G. Ergashev, T. K. Yuldashev p. 1072  abstract

Inverse Problems for the Loaded Parabolic-Hyperbolic Equation Involves Riemann–Liouville Operator

O. Kh. Abdullaev, T. K. Yuldashev p. 1080  abstract

On the Number and Locations of Eigenvalues of the Discrete Schrödinger Operator on a Lattice

M. O. Akhmadova, I. U. Alladustova, S. N. Lakaev p. 1091  abstract

Two-Point Boundary Value Problem for Volterra–Fredholm Integro-Differential Equations and Its Numerical Analysis

A. T. Assanova, E. A. Bakirova, Zh. M. Kadirbayeva p. 1100  abstract

On Some Inverse Problems of Recovering Sources in Stationary Convection-Diffusion Models

V. A. Baranchuk, S. G. Pyatkov p. 1111  abstract

Analytic Normal Forms for Foliations Generated by Binary Equations

E. A. Cherepanova p. 1119  abstract

On Existence and Classification of Singular Points for Higher Order Differential Algebraic Equations

V. F. Chistyakov, E. V. Chistyakova p. 1125  abstract

On the Time-Optimal Control Problem Associated with the Heating Process of a Thin Rod

F. N. Dekhkonov, E. I. Kuchkorov p. 1134  abstract

Semi-Nonlocal Boundary Problem for a Three-Dimensional Second Kind Mixed Equation in a Unbounded Parallelepiped

S. Z. Dzhamalov, B. K. Sipatdinova p. 1145  abstract

On Solvability of Homological Equations in the Problem of Center Manifold Approximation

M. F. Fazlytdinov p. 1153  abstract

On a Spectral Problem for the Cauchy–Riemann Operator with Boundary Conditions of the Bitsadze–Samarskii Type

N. S. Imanbaev p. 1162  abstract

Reduction of a Linear $\boldsymbol{D_{e}}$-System to a Canonical Form in the Case of Equivalence to a $\boldsymbol{D_{e}}$-System of Higher Order Linear Equations

A. A. Kulzhumiyeva p. 1171  abstract

The Essential Spectrum of a Three Particle Schrödinger Operator on Lattices

S. N. Lakaev, A. T. Boltaev p. 1176  abstract

On the Discrete Spectrum of a One-Dimensional Discrete Schrödinger Operator with a Perturbation of Rank One

F. A. Madatova, M. Q. Qazibekov p. 1188  abstract

Inverse Problem for a Third-Order Parabolic-Hyperbolic Equation Involves Fractional Derivatives

A. A. Matchanova p. 1197  abstract

Modeling of Artificial Ground Freezing Using a Meshfree Multiscale Method

D. Y. Nikiforov, S. P. Stepanov p. 1206  abstract

Perturbations of Dynamical Systems on Simple Time Scales

S. Yu. Pilyugin p. 1215  abstract

Biogeochemical Carbon Cycles Numerical Modeling in Wetland Ecosystems

S. P. Semenov, E. A. Dyukarev, A. O. Tashkin p. 1223  abstract

On a System of Linear Volterra Integral Equations with Variable Integration Limits

S. V. Solodusha p. 1229  abstract

Recursion Operators for the Guéant–Pu Model

Kh. V. Yadrikhinskiy, V. E. Fedorov p. 1236  abstract