Geodesic

Sommaire du Fascicule no. 1

Existence of Real Solutions of Nonlinear Equations without A Priori Normality Assumptions
p. 3-18
A Chebyshev-Type Theorem Characterizing Best Approximation of a Continuous Function by Elements of the Sum of Two Algebras
p. 19-26
Criteria for a Function to Belong to the $p$-Variational Besov Space
p. 27-35
First-Order Complexity of Subgraph Isomorphism via Kneser Graphs
p. 36-46
On Orbits and Bi-invariant Subsets of Binary $G$-Spaces
p. 47-56
Density of Derivatives of Simple Partial Fractions in Hardy Spaces in the Half-Plane
p. 57-66
On Uniform Pringsheim Convergence of Double Trigonometric Series with Rarely Changing Coefficients
p. 67-81
On Recovering the Sturm--Liouville Differential Operators on Time Scales
p. 82-100
Uniqueness of the Solution of the Dirichlet Problem for a Multidimensional Differential Equation of Fractional Order
p. 101-106
Interpolation by Generalized Exponential Series
p. 107-116
An Elementary Analog of the Operator Method in Additive Combinatorics
p. 117-128
On the Quasinormal Convergence of Functions
p. 129-134
Optimal Dividend Policy when Cash Surplus Follows the Telegraph Process
p. 135-149
On Subsets of the Space of Bounded Sequences
p. 150-154
On the Fourier--Stieltjes Coefficients of the Function Inverse to the Minkowski Function
p. 155-157

Sommaire du Fascicule no. 2

Almost Everywhere Convergence of Multiple Trigonometric Fourier Series of Functions from Sobolev Classes
p. 163-169
On Optimization of Tax Functions
p. 170-179
Existence of Solutions to the Second Boundary-Value Problem for the $p$-Laplacian on Riemannian Manifolds
p. 180-195
An Example of a Banach Space with Non-Lipschitzian Metric Projection on Any Straight Line
p. 196-205
Uniqueness Theorems for Multiple Franklin Series Converging over Rectangles
p. 206-218
Layer Superposition of the Root Lattice~$A_n$
p. 219-234
Properties of Two-Dimensional Maxima of Particle Scores in Critical Branching Processes with Immigration and Continuous Time
p. 235-246
Automorphisms of a Distance Regular Graph with Intersection Array $\{21,18,12,4;1,1,6,21\}$
p. 247-256
Asymptotics for the Complexity of Boolean Functions with Small Number of Ones
p. 257-263
Groups Saturated with Finite Frobenius Groups
p. 264-275
Trees of Diameter $6$ and $7$ with Minimum Number of Independent Sets
p. 276-289
Third Boundary-Value Problem in the Half-Strip for the $B$-Parabolic Equation
p. 290-301
Differentiation of Similar Matrices
p. 302-306
On Recovery of Regular Ridge Functions
p. 307-311
On the Asymptotics of Solutions of the Wave Operator with Meromorphic Coefficients
p. 312-317
An Abnormal Set for the $(2,3,5,8)$-Distribution
p. 318-320

Sommaire du Fascicule no. 3

The Relation ``Commutator Equals Function'' in Banach Algebras
p. 323-337
Probabilistic Interpretation of the Vanishing Viscosity Method for Systems of Conservation and Balance Laws
p. 338-351
Example of Divergence of a Greedy Algorithm with Respect to an Asymmetric Dictionary
p. 352-360
Underlying Manifolds of High-Dimensional Morse--Smale Diffeomorphisms with Two Saddle Periodic Points
p. 361-369
Colength Growth Functions of Nonassociative Algebras
p. 370-379
Invariant Spaces of Entire Functions
p. 380-396
On the Uniqueness Sets of Multiple Walsh Series for Convergence in Cubes
p. 397-406
On the Construction of Stability Indicators for Nonnegative Matrices
p. 407-418
Formula Complexity of a Linear Function in a $k$-ary Basis
p. 419-435
On Orthogonal Systems with Extremely Large $L_2$-Norm of the Maximal Operator
p. 436-451
Local Discrepancies in the Problem of the Distribution of the Sequence~$\{k\alpha\}$
p. 452-463
Abscissa of Absolute Convergence of a Class of Generalized Euler Products
p. 464-469
Existence Conditions for Extremal Probability Measures on Polish Spaces and Some of Their Properties
p. 470-474
A Criterion for a Normed Algebra in the Scale of Sobolev Spaces
p. 475-478
On the Standard Conjecture for Compactifications of N\'eron Models of Three-Dimensional Abelian Varieties with Multiplications in an Imaginary Quadratic Field
p. 479-480

Sommaire du Fascicule no. 4

Implicit Function. Controllability and Perturbation of Optimal Control Problems
p. 483-499
Estimates of Derivatives in Sobolev Spaces in Terms of Hypergeometric Functions
p. 500-507
On the Existence and Stability of an Infinite-Dimensional Invariant Torus
p. 508-528
Existence of~$T/k$-Periodic Solutions of a Nonlinear Nonautonomous System Whose Matrix Has a Multiple Eigenvalue
p. 529-543
Uniqueness of the Solution of a Nonlocal Problem for an Elliptic-Hyperbolic Equation with Singular Coefficients
p. 544-551
Integral Inequalities in the Theory of Hessian Operators
p. 552-563
On the Kegel--Wielandt $\sigma$-Problem
p. 564-570
Controlled Semi-Markov Processes with Constraints on Control Strategies and Construction of Optimal Strategies in Reliability and Safety Models
p. 571-580
Conditions for Acts over Semilattices to be Cantor
p. 581-589
Smooth Prime Fano Complete Intersections in Toric Varieties
p. 590-596
Equicontinuity of Families of Mappings with One Normalization Condition
p. 597-607
On Differences of Multiplicative Functions and Solutions of the Equation $n-\varphi(n)=c$
p. 608-615
Reconstruction of a Generalized Fourier Series from Its Sum on a Compact Zero-Dimensional Group in the Non-Abelian Case
p. 616-624
Growth Conditions on a Function and the Error Bound Condition
p. 625-630
A Trick for Calculating Volumes of Non-Euclidean Polyhedra
p. 631-635
Schwarz's Lemma and Estimates of Coefficients in the Case of an Arbitrary Set of Boundary Fixed Points
p. 636-640

Sommaire du Fascicule no. 5

Randol Maximal Functions and the Integrability of the Fourier Transform of Measures
p. 643-663
On Changes of Variable that Preserve the Absolute Convergence of Fourier--Haar Series of Continuous Functions
p. 664-680
Density of Smooth Functions in Anisotropic Weighted Sobolev Spaces with Weights that are Locally Bounded and Locally Bounded Away from Zero
p. 681-690
Some Properties of Homogeneous $\mathcal E$-Manifolds
p. 691-704
Homology of Digraphs
p. 705-722
Chromatic Numbers of Distance Graphs without Short Odd Cycles in Rational Spaces
p. 723-733
Properties of Neighborhoods of Attractors of Dynamical Systems
p. 734-746
New Approach to the Procedure of Quantum Averaging for the Hamiltonian of a Resonance Harmonic Oscillator with Polynomial Perturbation for the Example of the Spectral Problem for the Cylindrical Penning Trap
p. 747-767
Refinement of Estimates of Sums of Sine Series with Monotone Coefficients and Cosine Series with Convex Coefficients
p. 768-780
Properties of Monotone Connected Sets
p. 781-792
On Paranormality in Hyperspaces
p. 793-796
A Completeness Theorem for the System of Eigenfunctions of the Complex Schr\"odinger Operator with Potential $q(x)=cx^\alpha$
p. 797-800

Sommaire du Fascicule no. 6

On the Growth of the Number of Determinants with Restricted Entries
p. 803-809
On Classes of Subcompact Spaces
p. 810-820
Uniqueness Criterion for the Solution of Boundary-Value Problems for the Abstract Euler--Poisson--Darboux Equation on a Finite Interval
p. 821-831
On the Approximation of Analytic Functions by Shifts of an Absolutely Convergent Dirichlet Series
p. 832-841
Cox Rings of Trinomial Hypersurfaces
p. 842-855
On Harmonic Polynomials Invariant under Unitary Transformations
p. 856-871
Endomorphism of Abelian Groups as Modules over Their Endomorphism Rings
p. 872-883
Asymptotics of the Head Wave in the Cauchy Problem for a Difference Scheme Corresponding to the Two-Dimensional Wave Equation with Localized Initial Data
p. 884-900
Codazzi and Killing Tensors on a Complete Riemannian Manifold
p. 901-911
On Multipliers of Fourier Series in the Haar System
p. 912-920
Projectively Invariant Subgroups of Abelian $p$-Groups
p. 921-928
Smooth Nonprojective Equivariant Completions of Affine Space
p. 929-937
On a Method for Studying the Asymptotics of Solutions of Odd-Order Differential Equations with Oscillating Coefficients
p. 938-943
Refinement of the Asymptotics of the Number of Labeled Series-Parallel Graphs
p. 944-947
Semiclassical Asymptotics for a Difference Schr\"odinger Equation with Two Coalescent Turning Points
p. 948-953