Geodesic

Sommaire du Fascicule no. 1

On the existence of a positive solution of a boundary value problem for a nonlinear second-order functional-differential equation with integral boundary conditions
p. 3-9
On consecutive factors of the lower central series of right-angled Coxeter groups
p. 10-33
Jackson-type theorem on approximation by algebraic
p. 34-44
Kirby diagram of polar flows on four-dimensional manifolds
p. 45-66
On extremal functions in inequalities for entire functions
p. 67-76
$n$-Valued coset groups and dynamics
p. 77-90
On the Hadamard and Vandermonde determinants and the Bernoulli–Euler–Lagrange–Aitken method
p. 91-108
Semi-regular solutions of integral equations with discontinuous nonlinearities
p. 109-121
Approximation of Riemann–Liouville type integrals on an interval by methods based on Fourier–Chebyshev sums
p. 122-138
On a statement of the boundary value problem for a generalized Cauchy–Riemann equation with nonisolated singularities in a lower-order coefficient
p. 139-151
On the existence of weak solutions of the Kelvin–Voigt model
p. 152-157

Sommaire du Fascicule no. 2

On operator estimates for elliptic operators with mixed boundary conditions in two-dimensional domains with rapidly oscillating boundary
p. 163-184
Saturation in Kneser graphs
p. 185-194
Weakly dissipative linear dynamical systems and a quadratic Keldysh pencil
p. 195-211
A refinement of the two-radius theorem on the Bessel–Kingman hypergroup
p. 212-228
Blaschke products and Smale's conjecture on complex polynomials
p. 229-235
Embeddings of partially commutative nilpotent groups
p. 236-244
Generalized one-dimensional Dunkl transform in direct problems of approximation theory
p. 245-260
Theorems on the representability of spaces as unions of at most countably many homogeneous subspaces
p. 261-265
Asymptotic representations of solutions of $n\times n$ systems of ordinary differential equations with a large parameter
p. 266-289
Estimate of the convergence rate in the Riemann localization principle for trigonometric Fourier series of continuous functions
p. 290-305
Isometry groups of formal languages for generalized Levenshtein distances
p. 306-315
Extremal positivity problem for integrals of sine series with monotone coefficients
p. 316-320
Any Chebyshev curve without self-intersections is monotone
p. 321-323

Sommaire du Fascicule no. 3

On the compactness of integral operators with homogeneous kernels in local Morrey spaces
p. 327-338
Classical concepts of approximation theory in asymmetric CLUR-spaces
p. 339-354
Asymptotics of the solution of the Dirichlet problem for the Laplace equation in a strip with thin branches
p. 355-371
Symmetric hyperbolic trap
p. 372-387
Uniform formulas for the asymptotic solution near the leading front for Maxwell's equations with temporal dispersion and localized initial data
p. 388-395
Jackson–Stechkin type inequalities between the best polynomial approximations and generalized moduli of continuity in the weighted Bergman space $\mathscr{B}_{2,\gamma}$
p. 396-410
Mixed problem for the two-velocity wave equation with characteristic oblique derivative at the ednpoint of a semibounded string
p. 411-429
On the limit distribution of the number of vertices in the levels of a Galton–Watson tree
p. 430-437
Generic correlations and ergodic averages for strongly and mildly mixing automorphisms
p. 438-444
On estimating an inhomogeneous Kloosterman sum by the Karatsuba method
p. 445-460
On $e$-principal and $e$-complete numberings
p. 461-476
Hyperbolic stable polynomials and total positivity
p. 477-481
Criteria for the existence of weak solutions of the Dirichlet problem for nonlinear degenerate elliptic equations for any right-hand side in $L^1$
p. 482-485

Sommaire du Fascicule no. 4

Generalized Vilenkin groups
p. 489-503
Approximate search for the $k$th order distance in a system of unit square points
p. 504-509
Exceptional sets of entire functions of completely regular growth
p. 510-530
Ranks and approximations for families of order theories
p. 531-551
On additive semigroups of idempotent semirings with identity
p. 552-558
Closure ordinal of immediate derivability operator of infinitary action logic
p. 559-577
On a Berger problem
p. 578-583
Invariants of permutational unitary equivalence classes of the Parseval frames
p. 584-598
Lattices of extensions of cyclically ordered sets and compactifications of generalized cyclically ordered spaces
p. 599-613
Uniformly convex cone spaces and properties of convex sets in them
p. 614-625
Some properties of trajectories of a nonhomogeneous velocity field of a viscoelastic fluid in a multiconnected domain
p. 626-631
Univalent covering domain for a class of holomorphic self-maps of a disk with two boundary fixed points
p. 632-635
On the existence of a wave front in the Cauchy problem for the Gurtin–Pipkin equation
p. 636-640
Normal form of multitraversals of binary trees
p. 641-643