Volume 44, Issue 2

Search all Lobachevskii Journal of Mathematics articles

February 2023

Part 1. Special issue: Dedicated to the 110th Anniversary of Professor Ya. V. Bykov, Editors: A. T. Assanova, V. E. Fedorov, and T. K. Yuldashev. Part 2. Special issue: Quantum and Classical Informatics, Editors: Farid Ablayev and Huang Joshua Zhexue. Part 3. Special issue: Statistics and Probability, Editors: W. Bodhisuwan and A. I. Volodin.

38 articles in this issue

Asymtotic of the Discrete Spectrum of the Three-Particle Schrödinger Operator on a One-Dimensional Lattice
N. M. Aliev
OriginalPaper 22 May 2023 Pages: 491 - 501
Specific Cases of One General Inverse Problem for Abstract Differential Equations
M. Almohamed
I. V. Tikhonov
OriginalPaper 22 May 2023 Pages: 502 - 509
Implicit Upwind Difference Scheme for a Symmetric \(\boldsymbol{t}\)-Hyperbolic System with Variable Coefficients and Lowest Terms
R. D. Aloev
M. U. Khudoyberganov
OriginalPaper 22 May 2023 Pages: 510 - 522
Third Boundary Value Problem for an Equation with the Third Order Multiple Characteristics in Three Dimensional Space
Yu. P. Apakov
A. A. Hamitov
OriginalPaper 22 May 2023 Pages: 523 - 532
Inverse Problem for Mixed-type Equation with an Elliptic Operator of Arbitrary Order
R. R. Ashurov
M. B. Murzambetova
OriginalPaper 22 May 2023 Pages: 533 - 541
On an Algorithm for the Numerical Solution of Integral-Algebraic Equations
M. V. Bulatov
OriginalPaper 22 May 2023 Pages: 542 - 547
Inverse Coefficient Problem for a Time-Fractional Diffusion Equation in the Bounded Domain
D. K. Durdiev
J. J. Jumaev
OriginalPaper 22 May 2023 Pages: 548 - 557
Basins of Fixed Points for Composition of the Lotka–Volterra Mappings and Their Classification
D. B. Eshmamatova
Sh. J. Seytov
N. B. Narziev
OriginalPaper 22 May 2023 Pages: 558 - 569
Inverse Problem for Whitham Type Multi-Dimensional Differential Equation with Impulse Effects
A. K. Fayziyev
A. N. Abdullozhonova
T. K. Yuldashev
OriginalPaper 22 May 2023 Pages: 570 - 579
Complex Powers of Fractional Sectorial Operators and Quasilinear Equations with Riemann–Liouville Derivatives
V. E. Fedorov
A. S. Avilovich
T. A. Zakharova
OriginalPaper 22 May 2023 Pages: 580 - 593
Nonlocal Solvability of Quasilinear Degenerate Equations with Gerasimov–Caputo Derivatives
V. E. Fedorov
T. A. Zakharova
OriginalPaper 22 May 2023 Pages: 594 - 606
The Spectrum of a Non-local Discrete Schrödinger Operator with a Delta Potential on the One-Dimentional Lattice
Sh. S. Lakaev
G. I. Ismoilov
O. I. Kurbonov
OriginalPaper 22 May 2023 Pages: 607 - 613
An Equilibrium Problem for a Kirchhoff–Love Plate, Contacting an Obstacle by Top and Bottom Edges
N. P. Lazarev
G. M. Semenova
E. D. Fedotov
OriginalPaper 22 May 2023 Pages: 614 - 619
Fourier Problem for Fractional Diffusion–Wave Equation
M. O. Mamchuev
A. M. Mamchuev
OriginalPaper 22 May 2023 Pages: 620 - 628
Generalized Sturm Problem for a Linear Fractional Differential Equation
M. G. Mazhgikhova
OriginalPaper 22 May 2023 Pages: 629 - 633
Degenerate Equations with the Dzhrbashyan–Nersesyan Derivative in the Sectorial Case
M. V. Plekhanova
E. M. Izhberdeeva
OriginalPaper 22 May 2023 Pages: 634 - 643
D’Alembert Formula for Diffusion-Wave Equation
A. V. Pskhu
OriginalPaper 22 May 2023 Pages: 644 - 652
On the Solvability of a Linear Boundary Value Problem with Impulse Effects for Differential System
A. B. Tleulessova
A. S. Orazbekova
Y. N. Kalpakov
OriginalPaper 22 May 2023 Pages: 653 - 660
Optimal Feedback Control Problem for a Singularly Perturbed Discrete System
T. K. Yuldashev
B. Y. Ashirbaev
OriginalPaper 22 May 2023 Pages: 661 - 668
Identification of Quantum Hashes: Numerical Experiment
F. M. Ablayev
M. T. Ziatdinov
OriginalPaper 22 May 2023 Pages: 669 - 679
Online \(\boldsymbol{L(2,1)}\)-Coloring Problem on Paths with Restricted Size of Memory
D. Bashirova
OriginalPaper 22 May 2023 Pages: 680 - 686
Quantum Versus Classical Online Streaming Algorithms with Logarithmic Size of Memory
K. Khadiev
A. Khadieva
R. Yamilov
OriginalPaper 22 May 2023 Pages: 687 - 698
Quantum Algorithm for Dynamic Programming Approach for DAGs and Applications
K. Khadiev
L. Safina
OriginalPaper 22 May 2023 Pages: 699 - 712
Deterministic Construction of QFAs Based on the Quantum Fingerprinting Technique
A. Khadieva
M. Ziatdinov
OriginalPaper 22 May 2023 Pages: 713 - 723
The Improvement of Decision Tree Construction Algorithm Based on Quantum Heuristic Algorithms
I. M. Mannapov
OriginalPaper 22 May 2023 Pages: 724 - 732
A Novel Artificial Neural Networks Architecture Based on Cerebellum Model
A. R. Nurutdinov
R. Kh. Latypov
OriginalPaper 22 May 2023 Pages: 733 - 746
Quantum Amplitude Amplification Algorithm Simulation for Prediction of a Binary Classification Problem
L. I. Safina
OriginalPaper 22 May 2023 Pages: 747 - 756
Concept Formalization in Designing: Roles of Natural and Artificial Actors
S. Shalagin
G. Shalagina
OriginalPaper 22 May 2023 Pages: 757 - 763
Collision Resistance of the OAM-based Quantum Hashing
A. V. Vasiliev
OriginalPaper 22 May 2023 Pages: 764 - 767
A Method for Analyzing Repetitive Pseudorandom Sequences by the Criterion of Markov Chain Entropy
V. Zakharov
S. Shalagin
OriginalPaper 22 May 2023 Pages: 768 - 775
Cryptographic Properties of the Quantum Hashing Based on Expander Graphs
I. Zinnatullin
OriginalPaper 22 May 2023 Pages: 776 - 787
Comparison of the Repeated Significance Sequential Tests of Pocock, O’Brien and Fleming, and Lan and DeMets for Binary Responses
N. G. N. Abirami
M. R. Sooriyarachchi
OriginalPaper 22 May 2023 Pages: 788 - 802
Generalized DUS Transformed Garima Distribution: Properties, Simulations and Applications
Thanasate Akkanphudit
OriginalPaper 22 May 2023 Pages: 803 - 814
A Strong Limit Theorem for Double Arrays of Dependent Random Variables
V. T. N. Anh
N. T. T. Hien
OriginalPaper 22 May 2023 Pages: 815 - 820
On the Randomized Bernstein Approximation Theorem and the Order of Approximation
Tran Loc Hung
OriginalPaper 22 May 2023 Pages: 821 - 837
Estimation of Population Mean Using Information on Two Auxiliary Attributes
Neelesh Kumar
Housila P. Singh
OriginalPaper 22 May 2023 Pages: 838 - 851
Classical and Bayesian Methods for Testing the Ratio of Variances of Delta-Lognormal Distributions
Wararit Panichkitkosolkul
Mohammad Mastak Al Amin
Andrei Volodin
OriginalPaper 22 May 2023 Pages: 852 - 872
On the Normal Approximation of the Ratio of Means Estimation of Lognormal Distributions with Application to PM2.5 Concentrations in Northern Thailand
Lapasrada Singhasomboon
Janjira Piladaeng
OriginalPaper 22 May 2023 Pages: 873 - 881

Volume 44, Issue 2

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