1. On the Existence of Bound States of a System of Two Fermions on the Two-Dimensional Cubic Lattice

   • S. Kh. Abdukhakimov
   • S. N. Lakaev

   OriginalPaper 12 July 2023 Pages: 1241 - 1250

2. Geometry of Two-Dimensional Surfaces in Space \({}^{\mathbf{2}}{\boldsymbol{R}_{\mathbf{5}}}\)

   • A. Artykbaev
   • B. M. Mamadaliyev

   OriginalPaper 12 July 2023 Pages: 1251 - 1255

3. Symmetries of the Black–Scholes–Merton Equation for European Options

   • L. N. Bakirova
   • M. A. Shurygina
   • V. V. Shurygin

   OriginalPaper 12 July 2023 Pages: 1256 - 1263

4. On Periodic Solutions for Some Nonlinear Fractional Pantograph Problems with \(\boldsymbol{\Psi}\)-Hilfer Derivative

   • Djilali Benzenati
   • Soufyane Bouriah
   • Mouffak Benchohra

   OriginalPaper 12 July 2023 Pages: 1264 - 1279

5. On the Growth Order of Meromorphic Solutions of Some Ultrametric \(\boldsymbol{q}\)-Difference Equations

   • Houda Boughaba
   • Tahar Zerzaihi

   OriginalPaper 12 July 2023 Pages: 1280 - 1288

6. Asymptotics of the Exterior Conformal Modulus of a Symmetric Quadrilateral under Stretching Map

   • A. Dyutin
   • Giang V. Nguyen

   OriginalPaper 12 July 2023 Pages: 1289 - 1298

7. Uniform Approximation by Polynomial Solutions of Elliptic Systems on Boundaries of Carathéodory Domains in \(\boldsymbol{\mathbb{R}}^{\mathbf{2}}\)

   • K. Fedorovskiy

   OriginalPaper 12 July 2023 Pages: 1299 - 1310

8. Functional Equation Induced by a Half-Disk and Its Application

   • F. Garif’yanov
   • E. Strezhneva

   OriginalPaper 12 July 2023 Pages: 1311 - 1315

9. A Novel Iterative Scheme To Approximate the Fixed Points of Zamfirescu Operator and Generalized Non-Expansive Map with an Application

   • Pragati Gautam
   • Chanpreet Kaur

   OriginalPaper 12 July 2023 Pages: 1316 - 1331

   

10. A Semigroup \(\boldsymbol{C^{*}}\)-Algebra Related To the Infinite Dihedral Group

    • R. N. Gumerov
    • E. V. Lipacheva

    OriginalPaper 12 July 2023 Pages: 1332 - 1340

11. Gradient Estimations for Nonlinear Elliptic Equations on Weighted Riemannian Manifolds

    • Shyamal Kumar Hui
    • Abimbola Abolarinwa
    • Sujit Bhattacharyya

    OriginalPaper 12 July 2023 Pages: 1341 - 1349

12. Representations on an Open Set of Potentials that are Harmonic and Coincident Outside a Compact Subset

    • B. N. Khabibullin

    OriginalPaper 12 July 2023 Pages: 1350 - 1357

13. Interior Modulus of Polygonal Quadrilateral

    • I. A. Kolesnikov

    OriginalPaper 12 July 2023 Pages: 1358 - 1364

14. Puiseux Series Expansion for Eigenvalue of the Generalized Friedrichs Model with the Perturbation of Rank One

    • Sh. Kh. Kurbanov
    • S. T. Dustov

    OriginalPaper 12 July 2023 Pages: 1365 - 1372

15. On the Tubular Structure of Holomorphically Homogeneous Real Hypersurfaces in \(\boldsymbol{\mathbb{C}}^{\mathbf{4}}\)

    • A. V. Loboda

    OriginalPaper 12 July 2023 Pages: 1373 - 1382

16. On Orbits of 4-Dimensional Representations of 3-Dimensional Solvable Lie Algebras

    • A. V. Loboda
    • R. S. Akopyan
    • B. M. Darinskii

    OriginalPaper 12 July 2023 Pages: 1383 - 1406

17. Finite-Dimensional Dynamics in Nonlinear Heat Transfer

    • V. V. Lychagin

    OriginalPaper 12 July 2023 Pages: 1407 - 1415

18. Natural Differential Invariants and Equivalence of Third Order Nonlinear Differential Operators

    • V. V. Lychagin
    • V. A. Yumaguzhin

    OriginalPaper 12 July 2023 Pages: 1416 - 1425

19. On the Approximate Conformal Mapping of the Exterior of a Spiral Slit Onto the Exterior of a Horizontal Slit

    • Zhixin Lyu

    OriginalPaper 12 July 2023 Pages: 1426 - 1431

    

20. Compositions of Random Processes in a Hilbert Space and Its Limit Distribution

    • Yu. N. Orlov
    • V. Zh. Sakbaev
    • E. V. Shmidt

    OriginalPaper 12 July 2023 Pages: 1432 - 1447

21. One-Parameter Families of Conformal Mappings of the Half-Plane onto Polygonal Domains with Several Slits

    • A. Posadskii
    • S. Nasyrov

    OriginalPaper 12 July 2023 Pages: 1448 - 1463

    

22. Real-Analytic Continuation Along a Fixed Direction

    • A. Sadullaev
    • S. Imomkulov

    OriginalPaper 12 July 2023 Pages: 1464 - 1470

23. Discrete Dynamical Systems of Lotka–Volterra and Their Applications on the Modeling of the Biogen Cycle in Ecosystem

    • Sh. J. Seytov
    • D. B. Eshmamatova

    OriginalPaper 12 July 2023 Pages: 1471 - 1485

    

24. Equilibrium Droplet Shapes and Almost Global Semi-Geodesic Parametrization of Surfaces

    • E. A. Shcherbakov
    • M. E. Shcherbakov

    OriginalPaper 12 July 2023 Pages: 1486 - 1493

25. Holonomy Pseudogroups of Manifolds over Weil Algebras

    • V. V. Shurygin
    • S. K. Zubkova

    OriginalPaper 12 July 2023 Pages: 1494 - 1505

26. Polyorthogonalization in Pre-Hilbert Spaces

    • A. P. Starovoitov
    • E. P. Kechko

    OriginalPaper 12 July 2023 Pages: 1506 - 1512

27. Some Topological and Cardinal Properties of the \(\boldsymbol{\lambda}_{\boldsymbol{\tau}}^{\boldsymbol{\varphi}}\)-Nucleus of a Topological Space \(\boldsymbol{X}\)

    • T. K. Yuldashev
    • F. G. Mukhamadiev

    OriginalPaper 12 July 2023 Pages: 1513 - 1517

28. Conformal Anti-Invariant Riemannian Maps from or To Sasakian Manifolds

    • Adeeba Zaidi
    • Gauree Shanker
    • Ankit Yadav

    OriginalPaper 12 July 2023 Pages: 1518 - 1527

29. Erratum to: On the Number of Maximal Antichains in Boolean Lattices for \(\boldsymbol{n}\) up to 7

    • D. I. Ignatov

    Erratum 12 July 2023 Pages: 1528 - 1528