Geodesic

Sommaire du Fascicule no. 1

Optimal rate of integration and $\varepsilon$-entropy of a~class of analytic functions
p. 3-10
Interpolation by $L$-spline functions of many variables
p. 11-20
Exact constants of approximation for differentiable periodic functions
p. 21-30
Rearrangements of series in $L_p$
p. 31-38
Change of variables in a~multiple Lebesgue integral
p. 39-48
Analytic continuation of functions of several variables
p. 49-54
Approximation by polynomials on star-shaped subsets of $C_n$
p. 55-60
Extensions with Archimedean ramification points
p. 61-66
Lower estimates of sums of polynomial characters
p. 67-72
Estimate of a~sum of Legendre symbols of polynomials of even degree
p. 73-81
Arithmetic properties of values of analytic functions connected by algebraic equations over fields of rational functions
p. 83-94
Minimal extension of a~pseudoresolvent
p. 95-99
Banach spaces in which a~theorem of Orlicz is not true
p. 101-106
Lie triple systems and affinely connected spaces
p. 107-112
Regular spaces with symmetries
p. 113-120
Demushkin groups
p. 121-126
Finite simple groups whose Sylow 2-subgroups possess an extra-special subgroup of index 2
p. 127-132
Limit distributions of certain characteristics of random automaton graphs
p. 133-141
Class of algebras of primitive recursive functions
p. 143-156
Prediction of random processes and the factorization of operator functions
p. 157-160

Sommaire du Fascicule no. 2

Convergence in the mean of the Fourier series in orthogonal polynomials
p. 161-172
Asymptote of some entire exponential-type functions with zeros on spirals
p. 173-184
On series with respect to the Faber--Schauder system and with respect to the bases of the space $C[0,1]$
p. 185-195
The Hausdorff problem
p. 197-200
Elementary theories of complete torsion-free Abelian groups with $p$-ary topology
p. 201-208
On the dimension of graded algebras
p. 209-216
Finite groups with special Sylow 2-subgroups
p. 217-222
Extensions of closed dissipative operators
p. 223-232
On some second-order rigidity conditions for analytic surfaces
p. 233-242
Characterizations of Steiner points
p. 243-247
Solution of a~problem due to Bing
p. 249-259
On regular embedding integrally in $R^3$ of metrics of class $C^4$ of negative curvature
p. 261-266
On $F$-semigroups with three generators
p. 267-277
Regularized sums of half-integer powers of a~Sturm--Liouville operator
p. 279-290
Investigation of boundary value problems for elliptic systems of first order
p. 291-304

Sommaire du Fascicule no. 3

Sharpening certain cyclic inequalities
p. 305-316
Concerning a sufficient condition of Sidon for the integrability of trigonometric series
p. 317-328
Relations between upper bounds of absolute values of functions and their higher derivatives
p. 329-338
On upper and lower values of a~generalized function at a~point
p. 339-348
Separation properties for Sturm--Liouville operators
p. 349-359
On the formula for the distribution of the eigenvalues of singular differential operators
p. 361-368
Every Hilbert subspace of a~Wiener space has measure zero
p. 369-374
Conditional extrema of functionals in topological linear spaces
p. 375-382
Matrix representability of nilpotent products of groups
p. 383-394
Nonaxiomatizability of directionally ordered groups in the class of nontrivially partially ordered groups
p. 395-397
On the global dimension of an algebra
p. 399-406
Homological determinacy of the $p$-adic representations of nonsemisimple rings with power basis
p. 407-417
The $p$-length of an arbitrary finite group
p. 419-427
On the intersection of maximal subgroups in finite groups
p. 429-439
Topological transitivity of cylindrical cascades
p. 441-452
On a~hypothesis on Poincar\'e series
p. 453-463

Sommaire du Fascicule no. 4

The Fourier transformation of functions defined on a~Hilbert space
p. 465-468
The conditional Chebyshev center of a~compact set of continuous functions
p. 469-478
Conditions under which higher derivatives belong to the classes $\varphi(L)$
p. 479-486
Asymptote of the eigenvalues of a~completely continuous operator
p. 487-492
The uniqueness of the solution of integral equations of the first kind
p. 493-498
Local invariants of differential equations
p. 499-507
Degenerate smooth mappings
p. 509-516
The rigidity of ``corrugated'' surfaces of revolution
p. 517-522
The dual description of a~cone integer-valuedly-generated by a~finite set of vectors
p. 523-526
Torsions in modules
p. 527-534
A~characterization of a~finite simple Hall--Janko group
p. 535-542
Extension of isomorphisms in abelian $p$-groups
p. 543-548
The central limit theorem for a~certain class of random fields
p. 549-558
Some comments on multidimensional local limit theorems
p. 559-563
Convergence of a~canonical expansion for normal fields
p. 565-572
The existence of probability measures with specified projections
p. 573-576
The growth on a~positive ray of entire functions with real Taylor coefficients
p. 577-588
A~property of the spaces $L_p$
p. 589-596
Studies in the matrix representability of abstract groups and in matrix groups
p. 597-606

Sommaire du Fascicule no. 5

A modification of the uniqueness criterion for the solution of the Watson problem for a half-plane
p. 609-614
Points of strong summability of Fourier series
p. 615-626
The best one-sided approximation of one class of functions by another
p. 627-632
The convergence of Fourier series with respect to systems of polynomial kind
p. 633-644
Stability of unconditional convergence almost everywhere
p. 645-654
Cantor--Lebesgue theorem for double trignometric series
p. 655-666
Symmetric cubature formulas for a truncated octahedron
p. 667-675
Boundary-value problem of Сarleman with a noninvolutory shift
p. 677-685
Three-dimensional dynamic systems with noncoarse homoclinical contours
p. 687-696
Truth tabular degrees of recursively enumerable sets
p. 697-702
Nilpotent shifts on manifolds
p. 703-712
Symmetrizable spaces and factor mappings
p. 713-722
Certain numerical characteristics of $KN$-lineals
p. 723-732
Primary Abelian groups with isomorphic endomorphism groups
p. 733-740
An embedding theorem for polycyclic groups
p. 741-744
Blaschke structures in the programming of isoperimetric problems
p. 745-754
Inverse problems of potential theory (elliptic, parabolic, hyperbolic, and transport equations)
p. 755-767

Sommaire du Fascicule no. 6

The representation of analytic functions by Dirichlet series at the boundary of the convergence domain
p. 769-780
A~class of lacunary trigonometric series
p. 781-788
Uniqueness sets for multiple Haar series
p. 789-798
An irremovable Carleman singularity for Haar's system
p. 799-807
$(i)$-Convergence and its application to a~sequence of functions
p. 809-819
Three-dimensional manifolds with hyperplane sections which are ruled surfaces
p. 821-826
Local factorization of the coordinates of torsion points
p. 827-832
The linearization of an autonomous system in the neighborhood of a~``node''-type singular point
p. 833-842
The distribution of eigenvalues of the Dirac operator
p. 843-852
Finite groups with biprimary subgroups of a~definite form
p. 853-857
Topological entropy of one-dimensional Williams solenoids
p. 859-866
Complete direct sums of Abelian torsion-free groups of rank 1 with isomorphic groups or rings of endomorphisms. I
p. 867-878
A~theorem on direct expansions of Abelian groups
p. 879-884
Inadmissibility of polynomial estimates of the shift parameter
p. 885-893
A~spatial generalization of a~theorem on Toeplitz operators
p. 895-900
Some remarks on stable stochastic processes and $\alpha$-superharmonic functions
p. 901-912
Best mean-square approximation of functions of $m$ variables
p. 913-924
Approximation of arithmetic sums by linear operators
p. 925-936
Letter to the editor