Contents

Lobachevskii Journal of Mathematics


Vol. 46, No. 2, 2025


Nonlinear Problem for a System of Two Impulse Systems of Equations with a Nonlinear Function under the Differential Sign and with a Product of Two Nonlinear Functions

T. A. Abduvahobov, T. K. Yuldashev, and T. M. Zholdoshov p. 547  abstract

On Embedding Theorems for Spaces with Mixed Generalized Smoothness

G. Akishev p. 560  abstract

Robust Robin Boundary Controls for the Finite-Time Stabilization of Caputo Fractional Nonlinear Systems of PDEs with Time-Delay

H. Arfaoui p. 578  abstract

Explicit Ehrenpreis–Palamodov–Fokas Representations for the Sobolev–Barenblatt Model and the Rubinshtein–Aifantis System on Semi-Strips and Quarter-Planes

Andreas Chatziafratis, and Elias C. Aifantis p. 594  abstract

On the Control Problem for a Heat Conduction Equation with Involution in a Two-Dimensional Domain

F. N. Dekhkonov p. 613  abstract

Zero-Inflated Waring Distribution and Its Regression Model

Suntree Denthet, and Thaphanee Souahin p. 624  abstract

The Problem of Determining the Three-Dimensional Relaxation Kernel in the Fractional Diffusion Equation

D. K. Durdiev, M. Akylbayev, N. K. Ashirbayev, and M. T. Shomanbayeva p. 633  abstract

A Free Boundary Problem for a Prey-Predator Model with Degenerate Diffusion and Predator-Stage Structure

A. N. Elmurodov, and A. I. Sotvoldiyev p. 647  abstract

Periodic Solutions of Impulsive System of Equations with a Nonlinear Function Under the Sign of a Second-Order Differential and Maxima

A. K. Fayziyev, and T. K. Yuldashev p. 658  abstract

\(\boldsymbol{C^{k}}\)-Properties of Subharmonic Functions

S. A. Imomkulov, and S. A. Gadaev p. 672  abstract

Global Stability Analysis of a Novel Epidemic Model with Separate Compartments for Symptomatic and Asymptomatic Cases

Sh. Kadyrov, Y. Aitzhanov, and Z. I. Muminov p. 683  abstract

Bayesian Two-State Nonlinear Model for Counts of Necrotizing Fasciitis in Mahasarakham and Roi-Et Hospitals

K. Khamthong, S. Wichitchan, K. Phramrung, and S. Suraphee p. 697  abstract

The Discrete Spectrum of the Generalized Friedrichs Model with a Rank-Two Perturbation

Sh. Kh. Kurbanov, and S. S. Abduvayitov p. 713  abstract

Accuracy Estimate for a Grid Approximation of a Parabolic Obstacle Problem with Time-Fractional Derivative

A. Lapin, and R. Yanbarisov p. 724  abstract

Numerical Issues of Patient-Specific Assessment of Reconstructed Aortic Valve

A. Liogky p. 736  abstract

A Hybrid Machine Learning Techniques and Statistical Model for Forecasting the Export Value of Durian

Supranee Lisawadi, Parattakorn Kamlangdee, Andrei Volodin, and Benjamas Tulyanitikul p. 750  abstract

On Classification of the First-Order Linear Differential Operators Acting on Vector Bundles

V. V. Lychagin p. 763  abstract

Boundary Element Method for 2D Stokes Slip Flow in Porous Medium Composed of a Large Number of Circular Inclusions

R. F. Mardanov, and T. S. Zaripov p. 773  abstract

Solution to an Identification Parameter Problem for System of Nonlinear Differential Equations

B. B. Minglibayeva, A. E. Imanchiyev, and A. T. Assanova p. 786  abstract

Diagonalization of a Pair of Quadratic Differential Forms

A. S. Nikachev, and A. O. Remizov p. 800  abstract

Confidence Intervals for the Iwueze Distribution Parameter Using Bootstrap Techniques: Methodology and Application

Wararit Panichkitkosolkul, Mohammad Mastak Al Amin, and Andrei Volodin p. 808  abstract

Ensemble Machine Learning for Comprehensive Drought Assessment: A Case Study in the Mun Watershed of Northeast Thailand

Tossapol Phoophiwfa, Prapawan Chomphuwiset, Thanawan Prahadchai, Sujitta Suraphee, Andrei Volodin, and Piyapatr Busababodhin p. 824  abstract

On Chaotic and Frequently Hypercyclic Properties of Classical Operators in the Weighted Space of Entire Functions

A. I. Rakhimova p. 838  abstract

Pursuit Evasion Differential Games in \(\boldsymbol{\ell^{p}}\) on a Finite Time Interval

M. Ruziboev, and I. Zaynabiddinov p. 852  abstract

On the Hypothesis Testing Procedure for Both Parameters of the Binomial Distribution

Salma Saad, Naeima Ashleik, Naeima N. Abd Elati, and Kamilah A. Othman p. 863  abstract

Application of Time Series Analysis to Forecast Hom Thong Banana Price in Thailand

Jakkreeporn Sannork, Onuma Thonglor, and Sudarat Nidsunkid p. 868  abstract

Correction of Dynamic Model Parameters by Observed Data

V. Shaydurov, and V. Petrakova p. 879  abstract

The Application of Genetic Algorithm Optimized Neural Network in Financial Risk Early Warning Model of Agricultural Listed Companies

Yingying Song, Monchaya Chiangpradit, Kamon Budsaba, and Piyapatr Busababodhin p. 888  abstract

On the Invertibility and Structural Properties of Interval Translation Maps

Khosro Tajbakhsh, and Reza Yaghmaeian p. 901  abstract

Behavior of the Solution to the Cauchy Problem for Degenerate Parabolic Equations with Gradient Damping in Orlicz Spaces

Alexander F. Tedeev, and Anatoli F. Tedeev p. 911  abstract

Abelian Subgroup Separability of Some Free, Product of Groups with Commuting Subgroups

N. Temate Tangang, G. Mantika, and D. Tieudjo p. 928  abstract

A Mixed Problem for a Time-Fractional Space-Degenerate Beam Equation

A. K. Urinov, and A. O. Mamanazarov p. 939  abstract

A Graph Theoretical Approach to Optimizing Minimum Italian Domination Sets

Muhammad Zeeshan, Nahid Akhtar, and Muhammad Faisal Nadeem p. 953  abstract

Ergodicity of Positive Riesz-Type Stochastic Operators

A. N. Zoyidov, and O. N. Khakimov p. 964  abstract