Geodesic

Sommaire du Fascicule no. 1

On Milnor and Tyurina numbers of zero-dimensional singularities
p. 3-25
Two-sided estimates of the $K$-functional for spaces of functions of generalized bounded variation
p. 26-36
On a notion of averaged mappings in $\operatorname{CAT}(0)$ spaces
p. 37-50
Wold-type decompositions for pairs of commutative semigroups generated by isometries
p. 51-65
Strengthening of the Burgein--Kontorovich theorem on small values of Hausdorff dimension
p. 66-80
Polynomials in the differentiation operator and formulas for the sums of some converging series
p. 81-93
A Hilbert $C^*$-modules with extremal properties
p. 94-105

Sommaire du Fascicule no. 2

Extended Spectra for Some Composition Operators on Weighted Hardy Spaces
p. 3-9
Pointwise Conditions for Membership of Functions in Weighted Sobolev Classes
p. 10-28
Distributions of Polynomials in Gaussian Random Variables under Constraints on the Powers of Variables
p. 29-38
$A$-Ergodicity of Convolution Operators in Group Algebras
p. 39-46
Approximation of Operator Semigroups Using Linear-Fractional Operator Functions and Weighted Averages
p. 47-63
Extension Operator for Subspaces of Vector Spaces over the Field $\mathbb{F}_2$
p. 64-74
Estimation of the Modulus of H\"older Metric Regularity
p. 75-81
On the Arens Homomorphism
p. 82-91
Newton Polytopes of Nondegenerate Quadratic Forms
p. 92-100

Sommaire du Fascicule no. 3

Taylor spectrum for modules over Lie algebras
p. 3-15
Parametric Korteweg--de Vries hierarchy and hyperelliptic sigma functions
p. 16-38
Cyclic vectors and invariant subspaces of the backward shift operator in Schwartz modules
p. 39-51
Semifinite harmonic functions on the zigzag graph
p. 52-74
Criteria for the property (UWE) and the a-Weyl theorem
p. 75-87
Absolute continuity and singularity of spectra for the flows $T_t\otimes T_{at}$
p. 88-92
Homogenization of the Schr\"odinger-type equations: operator estimates with correctors
p. 93-99
On Poisson semigroup hypercontractivity for higher-dimensional spheres
p. 100-103

Sommaire du Fascicule no. 4

On Bloch solutions of difference equations
p. 3-16
One-dimensional central measures on numberings of ordered sets
p. 17-24
On maximal extensions of nilpotent Lie algebras
p. 25-34
On extension of functions from countable subspaces
p. 35-42
Approximations of the Images and Integral Funnels of the $L_p$ Balls under a Urysohn-Type Integral Operator
p. 43-58
The superposition principle for Fokker--Planck--Kolmogorov equations with unbounded coefficients
p. 59-79
Restricted partions: the polynomial case
p. 80-92
Improved resolvent approximations in homogenization of second order operators with periodic coefficients
p. 93-104
Hermitian property and simplicity of spectra of Bethe subalgebras in Yangians
p. 105-108
On an elliptic operator degenerating on the boundary
p. 109-112
Tensor simple spectrum of unitary flows
p. 113-117