Geodesic

Sommaire du Fascicule no. 1

The Clebsh--Gordan coefficients for the algebra $\mathfrak{gl}_3$ and hypergeometric functions
p. 1-29
Lernaean knots and band surgery
p. 30-66
Symmetries of double ratios and an equation for M\"obius structures
p. 67-80
Distance difference functions on nonconvex boundaries of Riemannian manifolds
p. 81-92
Twisted quadratic foldings of root systems
p. 93-118
On the exactness of conditions in the Federer theorem
p. 119-135
Quaternionic Grassmannians and Borel classes in algebraic geometry
p. 136-193
On the solvability of a critical semilinear problem with the spectral Neumann fractional Laplacian
p. 194-212
Schr\" odinger operator in a cylinder with a decreasing potential
p. 213-245
A note on the centralizer of a subalgebra of the Steinberg algebra
p. 246-253

Sommaire du Fascicule no. 2

Preface
p. 3-4
Nonstandard Liouville tori and caustics in asymptotics in the form of Airy and Bessel functions for two-dimensional standing coastal waves
p. 5-34
Short-wavelength diffraction by a contour with H\"older-type singularity in curvature
p. 35-55
Asymptotics of the solution for the system of Landau--Lifsitz equations under saddle-node dynamical bifurcation
p. 56-81
Metaharmonic functions: mean flux theorem, its converse and related properties
p. 82-97
Scattering of a surface wave in a polygonal domain with impedance boundary
p. 98-135
Asymptotics of the spectrum of the mixed boundary value problem for the Laplace operator in a thin spindle-shaped domain
p. 136-196
Steady state non-Newtonian flow in thin tube structure: equation on the graph
p. 197-214
Eigenvalue asymptotics for polynomially compact pseudodifferential operators
p. 215-232
Threshold approximations for the resolvent of a polynomial nonnegative operator pencil
p. 233-274
Searchlight asymptotics for high-frequency scattering by boundary inflection
p. 275-297
The complex WKB method for a system of two linear difference equations
p. 298-326

Sommaire du Fascicule no. 3

On interpolation and $K$-monotonicity for discrete local Morrey spaces
p. 1-30
The order of growth of a series of exponentials near the boundary of the convergence domain
p. 31-50
Diagonal complexes for surfaces of finite type and surfaces with involution
p. 51-72
Index of a singular point of a vector field or of a $1$-form on an orbifold
p. 73-84
Dihedral modules with $\infty$-simplicial faces and dihedral homology of involutive $A_\infty$-algebras over rings
p. 85-110
Joint weighted universality of the Hurwitz zeta-functions
p. 111-128
Elliptic solitons and >
p. 129-168
On the number of faces of Gelfand--Zetlin polytopes
p. 169-190
Compact Hankel operators over compact Abelian groups
p. 191-212

Sommaire du Fascicule no. 4

Preserving certain classes of entire functions defined by growth restrictions along the real axis under perturbations of their zero sets
p. 1-31
Banach limits: extreme properties, invariance, and the Fubini theorem
p. 32-48
Projective free algebras of bounded holomorphic functions on infinitely connected domains
p. 49-65
Bellman function related to the Chang--Wilson--Wolff theorem: a case study
p. 66-106
The set of zeros of the Riemann zeta function as the point spectrum of an operator
p. 107-124
Heptagon relation in a direct sum
p. 125-140
Positivity principle for measures on uniformly convex Banach spaces
p. 141-154
String equation with weight that is a noncompact multiplier: continuous spectrum and eigenvalues
p. 155-172
Do some nontrivial closed $z$-invariant subspaces have the division property?
p. 173-209

Sommaire du Fascicule no. 5

Problems on the loss of heat: herd instinct versus individual feelings
p. 1-50
Smooth weight structures and birationality filtrations on motivic categories
p. 51-79
On a mathematical model of the repressilator
p. 80-124
Approximation by polyanalytic functions in H\"{o}lder spaces
p. 125-152
Limit behavior of Weyl coefficients
p. 153-175
Absence of the eigenvalues in the spectra of operators with partially periodic coefficients
p. 176-192
A new characterization of GCD domains of formal power series
p. 193-206

Sommaire du Fascicule no. 6

Reflection groups and the pizza theorem
p. 1-8
Overgroups of subsystem subgroups in exceptional groups: nonideal levels
p. 9-48
Invariant subspaces of the generalized backward shift operator and rational functions
p. 49-70
Inverse mean value property of solutions to the modified Helmholtz equation
p. 71-77
Homotopy invariance of dihedral homology of involutive $A_\infty$-algebras
p. 78-106
Upper estimates for the Morse numbers of the matrix elements of real linear irreducible representations for connected compact simple Lie groups
p. 107-120
Supercharacters for parabolic contractions of finite groups of $ A,B,C,D$ Lie types
p. 121-140
Isomonodromic quantization of the second Painlev\'e equation by means of conservative Hamiltonian systems with two degrees of freedom
p. 141-161
An efficient algorithm for testing the solvability for a system of polynomial equations over $p$-adic integers
p. 162-196
Boundary quasianalyticity and a Phragm\'en--Lindel\"of type theorem in classes of functions of bounded type in tubular domains
p. 197-213
Geometry of planar curves intersecting many lines in a few points
p. 214-234