Contents

Mathematical Notes


Vol. 115, No. 5-6, 2024


Research Articles

On the Existence of a Nonextendable Solution of the Cauchy problem for a \((1+1)\)-Dimensional Thermal-Electrical Model

M. V. Artem’eva, and M. O. Korpusov p. 653  abstract

On a Property of Quasi-Kähler Manifolds

G. A. Banaru, and M. B. Banaru p. 664  abstract

The Stationary Navier–Stokes–Boussinesq System with a Regularized Dissipation Function

E. S. Baranovskii p. 670  abstract

Analytic Complexity: Functions with One-Dimensional Stabilizer in the Gauge Group

V. K. Beloshapka p. 683  abstract

Two-Sided Estimates of Solutions with a Blow-Up Mode for a Nonlinear Heat Equation with a Quadratic Source

Yu. P. Virchenko, and V. V. Zhiltsova p. 692  abstract

On the Unique Solvability of Nonlocal Problems for Abstract Singular Equations

A. V. Glushak p. 706  abstract

On Disjointness-Preserving Biadditive Operators

N. A. Dzhusoeva p. 719  abstract

On One Type of Oscillatory Solutions of a Nonautonomous System with Relay Hysteresis

V. V. Yevstafyeva p. 734  abstract

On the Depth of a Multiplexer Function with a Small Number of Select Lines

S. A. Lozhkin p. 748  abstract

Basis Property of the Haar System in Weighted Lebesgue Spaces with Variable Exponent

M. G. Magomed-Kasumov p. 755  abstract

An Approach to Studying Leontief Type Stochastic Differential Equations

E. Yu. Mashkov p. 764  abstract

On Hyperbolic Equations with Arbitrarily Directed Translations of Potentials

A. B. Muravnik p. 772  abstract

On Shemetkov’s Question about the \(\mathfrak{F}\)-Hypercenter

V. I. Murashka p. 779  abstract

Laguerre Polynomials in the Forward and Backward Wave Profile Description for the Wave Equation on an Interval with the Robin Condition or the Attached Mass Condition

F. O. Naydyuk, V. L. Pryadiev, and S. M. Sitnik p. 789  abstract

Periodic Solutions of the Euler–Bernoulli Quasilinear Vibration Equation for a Beam with an Elastically Fixed End

I. A. Rudakov p. 800  abstract

Complexity of Recognizing Multidistance Graphs in \(\mathbb{R}^d\)

G. M. Sokolov p. 809  abstract

A Class of Quasilinear Equations with Hilfer Derivatives

V. E. Fedorov, and A. S. Skorynin p. 817  abstract

Massive Helson Sets

A. V. Ianina p. 829  abstract


Short Communications

On Diagnostic Test Sets for Local Mirror Reflections on Circuit Inputs

M. K. Albek, and D. S. Romanov p. 837  abstract

Superconnections and the Grauert Direct Image Theorem

G. C. Papayanov p. 842  abstract

On New Representations of the Values of the Dirichlet Beta Function at Even Points

T. A. Safonova p. 845  abstract


Research Articles

Stechkin’s Problem on Approximation of the Differentiation Operator in the Uniform Norm on the Half-Line

R. R. Akopyan, V. V. Arestov, and V. G. Timofeev p. 853  abstract

Unique Response Roman Domination Versus 2-Packing Differential in Complementary Prisms

Z. N. Berberler, and M. Çerezci p. 868  abstract

On Damping a Control System of Arbitrary Order with Global Aftereffect on a Tree

S. A. Buterin p. 877  abstract

On the Energy of Roots

A. S. Volostnov p. 897  abstract

A Study on Strongly Lacunary Ward Continuity in 2-Normed Spaces

Sibel Ersan p. 908  abstract

Weighted Estimates of the Fractional Type Marcinkiewicz Integral and Its Commutator on Morrey–Guliyev Spaces

X. J. Zhu, and S. P. Tao p. 917  abstract

Stability of a Traveling Wave on a Saddle-Node Trajectory

L. A. Kalyakin p. 931  abstract

Synchronization in a Ring of Oscillators with Delayed Feedback

A. A. Kashchenko p. 944  abstract

Zeros of a Functional Associated with a Family of Search Functionals. Corollaries for Coincidence and Fixed Points of Mappings of Metric Spaces

A. É. Kurbanov, and T. N. Fomenko p. 959  abstract

On the Convergence of Generalized Pseudo-Spectrum

M. A. Mansouri, A. Khellaf, and H. Guebbai p. 973  abstract

On \(\mathfrak{L}_{\infty}\)-Liftings of the Gelfand–Naimark Morphism

V. A. Mel’nikov p. 983  abstract

Asymptotic Expansions for the Stationary Moments of a Modified Renewal-Reward Process with Dependent Components

Aynura Poladova, Salih Tekin, and Tahir Khaniyev p. 987  abstract

New Proof of the Ostapenko–Tarasov Theorem

R. Tapdigoglu, and M. Garayev p. 998  abstract

Commuting Jordan Derivations on Triangular Rings Are Zero

Amin Hosseini, and Wu Jing p. 1006  abstract

Yu. N. Subbotin’s Method in the Problem of Extremal Interpolation in the Mean in the Space \(L_p(\mathbb R)\) with Overlapping Averaging Intervals

V. T. Shevaldin p. 1017  abstract


Short Communications

Functions Almost Universal in the Sense of Signs with Respect to the Trigonometric System and the Walsh System

L. N. Galoyan, and M. G. Grigoryan p. 1030  abstract

A Finite Group with a Maximal Miller–Moreno Subgroup

E. A. Gol’chuk, and V. S. Monakhov p. 1035  abstract