Geodesic

Sommaire du Fascicule no. 1

Uniqueness of Positive Radially Symmetric Solutions of the Dirichlet Problem for a Nonlinear Elliptic System of Second Order
p. 3-12
On the Continuity of the Sharp Constant in the Jackson--Stechkin Inequality in the Space~$L^2$
p. 13-28
Operator-Difference Schemes for a Class of Systems of Evolution Equations
p. 29-44
Asymptotics of Series Arising from the Approximation of Periodic Functions by Riesz and Ces\`aro Means
p. 45-55
The Equivalence between the Schur Order and the Stochastic Orders Generated by the Scheme of Allocation of Particles into Cells
p. 56-62
On Necessary Conditions for Global Asymptotic Stability of Equilibrium for the Li\'enard Equation
p. 63-71
On Bohl's Argument Theorem
p. 72-80
On the Blow-Up of the Solution of an Equation Related to the Hamilton--Jacobi Equation
p. 81-95
Representation of a Multiple Integral of Special Form by a Series
p. 96-103
A Note on the Construction of Complex and Quaternionic Vector Fields on Spheres
p. 104-110
On the Multiplicativity of $CFC$-Spaces
p. 111-116
Chromatic Numbers of Spaces with Forbidden Monochromatic Triangles
p. 117-126
Cascade Search for Preimages and Coincidences: Global and Local Versions
p. 127-143
The Field of $U$-Invariants of the Adjoint Representation of the Group $\mathrm{GL}(n,K)$
p. 144-147
Upper Bound in the Erd\H{o}s--Hajnal Problem of Hypergraph Coloring
p. 148-151
A Result of the Existence with three Types of Interior Points
p. 152-156

Sommaire du Fascicule no. 2

Generic Mixing Transformations Are Rank~$1$
p. 163-171
Luzin's Correction Theorem and the Coefficients of Fourier Expansions in the Faber--Schauder System
p. 172-178
Nonlinear Elliptic Equation with Lower Order Term and Degenerate Coercivity
p. 179-194
On the Convergence Rate of a Recursively Defined Sequence
p. 195-201
Regularization of Boundary-Value Problems for Hyperbolic Equations
p. 202-208
A Criterion for the Best Approximation of Constants by Simple Partial Fractions
p. 209-215
Properties of Bernstein Functions of Several Complex Variables
p. 216-226
Asymptotics of an Eigenvalue on the Continuous Spectrum of Two Quantum Waveguides Coupled through Narrow Windows
p. 227-245
Note on Besicovitch's Theorem on the Possible Values of Upper and Lower Derivatives
p. 246-251
Spectral Problems for Variational Inequalities with Discontinuous Operators
p. 252-262
Approximation by Maps with Nonnegative Jacobian
p. 263-275
On the Number of Divisors of Binomial Coefficients
p. 276-285
Inequalities for Lower-Order Eigenvalues of a Fourth-Order Elliptic Operator
p. 286-294
On Properties of Interpolation Groups
p. 295-304
Trigonometric Fourier Series and Walsh--Fourier Series with Lacunary Sequence of Partial Sums
p. 305-309
On Relations between Summands in the Discriminant of a Symmetric Matrix
p. 310-312
Application of an Algorithm for Calculating the Maximum Density Subgraph to the Schedule Optimization Problem
p. 313-315
Representation of Complex Banach Spaces as Spaces of Continuous Functions on a Compact Space
p. 316-320

Sommaire du Fascicule no. 3

On Analogs of Spectral Decomposition of a Quantum State
p. 323-332
Explicit Solutions of Boundary-Value Problems for $(2+1)$-Dimensional Integrable Systems
p. 333-346
On Properties of the Topological Entropy of Dynamical Systems
p. 347-356
Hausdorff Operators on $p$-Adic Linear Spaces and Their Properties in Hardy, $BMO$, and H\"older Spaces
p. 357-367
Maps to Spaces of Compacta Determined by Limit Sets
p. 368-372
Regularized Trace of the Perturbed Laplace--Beltrami Operator on Two-Dimensional Manifolds with Closed Geodesics
p. 373-389
On Supplementation and Generalized Projective Modules
p. 390-400
A Refinement of the Becker--Stark Inequalities
p. 401-406
The Complexity of Crossed Products
p. 407-412
Koszul-Like Algebras and Modules
p. 413-435
On the Solvability of a Group with Commuting Subgroups
p. 436-441
Duality Properties for $\mathrm{b}$-$\mathrm{AM}$-Compact Operators on Banach Lattices
p. 442-447
On the Minimal Positive Homothetic Image of a Simplex Containing a Convex Body
p. 448-456
Infinite-Dimensional Quasigroups of Finite Orders
p. 457-465
On Best Approximations by Analogs of ``Proper'' and ``Improper'' Hyperbolic Crosses
p. 466-476
A Model of Phase Transitions in Magnetic Systems
p. 477-480

Sommaire du Fascicule no. 4

On the Residual Finiteness of Free Products of Solvable Minimax Groups with Cyclic Amalgamated Subgroups
p. 483-491
Classification of Seven-Point Four-Distance Sets in the Plane
p. 492-508
Chain Rule for Conic Derivatives
p. 509-529
Covering Maps of Spaces of Compact Subsets
p. 530-536
Asymptotics of Eigenvalues of the Two-Dimensional Dirichlet Boundary-Value Problem for the Lam\'e Operator in a Domain with a Small Hole
p. 537-548
A Characterization of Inner Product Spaces Related to the Skew-Angular Distance
p. 549-554
On the Representation of Functions as Fourier Integrals
p. 555-565
Interpolation and Superpositions of Multivariate Continuous Functions
p. 566-574
On the Regularization of a Multidimensional Integral Equation in Lebesgue Spaces with Variable Exponent
p. 575-585
Optimal Control of Nonlinear Evolution Systems in the Case where the Solution is not Differentiable with Respect to the Control
p. 586-603
A Sharp Markov Brothers-Type Inequality in the Spaces~$L_\infty$ and $L_1$ on the Segment
p. 604-613
Cotorsion Dimensions and Hopf Algebra Actions
p. 614-623
On Global Asymptotic Stability and Stability of Saddle Solutions at Infinity
p. 624-629
Asymptotics of Eigenvalues of a Second-Order Non-Self-Adjoint Differential Operator on the Axis
p. 630-633
On the Avoidability Index of Palindromes
p. 634-636
A Convergence Criterion for Orthorecursive Expansions in Euclidean Spaces
p. 637-640

Sommaire du Fascicule no. 5

Complete Riemannian Metrics with Holonomy Group~$G_2$ on Deformations of Cones over $S^3\times S^3$
p. 645-657
Continuous Derivations on $*$-Algebras of $\tau$-Measurable Operators Are Inner
p. 658-664
Gap Opening and Split Band Edges in Waveguides Coupled by a Periodic System of Small Windows
p. 665-683
Modeling the Bursting Effect in Neuron Systems
p. 684-701
Stability of Solutions of Pseudolinear Differential Equations with Impulse Action
p. 702-715
On Replacements Reducing One-Dimensional Systems of Shallow-Water Equations to the Wave Equation with Sound Speed $c^2=x$
p. 716-727
Geometric Description of the Preduals of Atomic Commutative von~Neumann Algebras
p. 728-735
Nonnegativity for Cartan--Tits and Kac--Moody Forms
p. 736-740
On a Method of Derivation of Lower Bounds for the Nonlinearity of Boolean Functions
p. 741-745
Naturally Graded Leibniz Algebras with Characteristic Sequence $(n-m, m)$
p. 746-763
On the Commutator Nilpotency Step of Strictly $(-1,1)$-Algebras
p. 764-771
On Invertibility Conditions for Elements of Banach Algebras of Measures
p. 772-774
Schmidt Number and Partially Entanglement-Breaking Channels in Infinite-Dimensional Quantum Systems
p. 775-789
Fourth-Degree Polynomial Integrals of a Natural Mechanical System on a Two-Dimensional Torus
p. 790-793
On the $\stackrel{\sharp}{\le}$-Order on the Set of Linear Bounded Operators in Banach Space
p. 794-797
On Monotonicity Conditions for the Free Boundary in the Two-Phase Stefan Problem
p. 798-800

Sommaire du Fascicule no. 6

On The Bondage Number of Middle Graphs
p. 803-811
The Mahler Problem with Nonmonotone Right-Hand Side in the Field of Complex Numbers
p. 812-820
Note on the Holonomy Groups of Pseudo-Riemannian Manifolds
p. 821-827
Asymptotic Behavior of the Number of Eulerian Orientations of Graphs
p. 828-843
Real Four-Dimensional $\mathit{GM}$-Triquadrics
p. 844-852
On the Conjugacy Problem in the Group $F/N_1\cap N_2$
p. 853-868
Classification of Cocycles over Ergodic Automorphisms with Values in the Lorentz Group and Recurrence of Cocycles
p. 869-877
Approximation of Periodic Functions Using $\mathrm{mup}_s(x)$
p. 878-901
Realization of Cascades on Surfaces with Finitely Many Moduli of Topological Conjugacy
p. 902-919
Asymptotic Estimates of Functions Based on the Behavior of Their Laplace Transforms near Singular Points
p. 920-931
Sharp Constant in Jackson's Inequality with Modulus of Smoothness for Uniform Approximations of Periodic Functions
p. 932-938
A Simple Proof of an Extrapolation Theorem for Marcinkiewicz Spaces
p. 939-943
Attractors of Foliations with Transversal Parabolic Geometry of Rank~One
p. 944-946
Quasiconformal Mappings of the Motion Group of the Plane
p. 947-950
Besov Classes on Infinite-Dimensional Spaces
p. 951-953