Geodesic

Sommaire du Fascicule no. 1

Ivan Matveevich Vinogradov (1891--1983)
p. 5-8
Approximation of invariant operators
p. 9-29
Constants of strong uniqueness for best uniform approximations on compacta
p. 31-46
Uniform boundedness of a family of weakly regular nonadditive mappings
p. 47-53
Dunford-pettis property in spaces of abstract continuous functions
p. 55-69
Set of exceptional values of the interpolation parameter for subspaces
p. 71-76
Lebesgue constants and approximation of functions by rectangular fourier sums in $L^p(T^m)$
p. 77-90
Summability of Jacobi series by triangular matrices
p. 91-103
Smoothness of generalized solutions of the first boundary-value problem for an elliptic difference-differential equation
p. 105-112
Closeness of solutions of Cauchy's problem for second-order parabolic equations
p. 113-121
Existence and uniqueness theorems for a class of Monge--Amp\`ere equations
p. 123-130
A problem of Berge
p. 131-133
Number of constructive homogeneous models of a complete decidable theory
p. 135-143
General estimation theorems for the distribution of sums of a random number of random terms
p. 145-152

Sommaire du Fascicule no. 2

On the sixtieth birthday of Aleksei Alekseevich Dezin
A criterion for the locality of formation products
p. 165-170
Index of the center of an irreducible nilpotent linear group over an algebraically closed field
p. 171-178
Structure of solvable nonnilpotent metahamiltonian groups
p. 179-188
Specht's problem in $\varepsilon$-algebras
p. 189-199
Equations with one unknown in nilpotent groups
p. 201-206
Two-dimensional convolutions in angular sectors with kernels having their supports in a half plane
p. 207-218
Properties of total sequences of operators and some of their applications
p. 219-226
Concentration index of a subharmonic function of zeroth order
p. 227-236
Annihilable systems of trigonometric systems
p. 237-248
Polynomial solvability of differential equations with coefficients from classes of infinitely differentiable functions
p. 249-260
Systems of differential equations linearly equivalent to real ones
p. 261-265
Discrete maximum principle
p. 267-272
Formula for the second term of the logarithmic asymptotic of Laplace integrals
p. 273-282
Topological locally $\overline{FC}$-groups
p. 283-290
Some simple consequences of coding theory for combinatorial problems of packings and coverings
p. 291-295
Sequences of degrees of edges of self-complementary graphs
p. 297-308
Probabilities of large deviations in Banach spaces
p. 309-313

Sommaire du Fascicule no. 3

Distributive rings of continuous functions and $F$-spaces
p. 321-332
Periodic groups that satisfy the normalizer condition for $pd$-subgroups
p. 333-336
Solvability of a factorizable group with decomposable factors
p. 337-340
Transitive permutation groups with a single irreducible constituent of degree greater than one
p. 341-346
Abnormal maximal subgroups and solvability of finite groups
p. 347-353
Diameters of classes of functions defined on a line
p. 355-366
Condition for an entire function to be representable by a series of generalized exponential functions
p. 367-374
Monotone approximation of functions by trigonometric polynomials
p. 375-386
Deformation of functionals having a unique critical point
p. 387-398
A problem with mixed boundary conditions for a quasilinear parabolic equation
p. 399-406
Some qualitative theorems for degenerate elliptic equations
p. 407-416
Approximation of solutions of a homogeneous convolution equation whose characteristic function satisfies lower estimates
p. 417-424
Spaces of measurable vector-functions not containing the space~$l^1$
p. 425-430
Absolute convergence of series in eigenfunctions of the Laplace operator in the class~$C^{N/2}$
p. 431-442
Semiinvariants of nonlocal functionals of Gibbs random fields
p. 443-452
A limit theorem for a critical branching process of general type
p. 453-461
Depth of $(0,1)$-matrices with the same row and same column sums
p. 463-476

Sommaire du Fascicule no. 4

Transitivity of the Galois group of linear differential equations
p. 481-484
Sum of powers of divisors of quadratic polynomials
p. 485-500
Convergence of the Ces\'aro means of trigonometric Fourier series
p. 501-514
Approximation of differentiable functions by positive methods of summation of Fourier series
p. 515-519
One-dimensional representation, inversion, and certain properties of the Riesz potentials of radial functions
p. 521-533
Continuous spectrum of second-order ordinary differential operators
p. 535-547
Decrease of the lengths of the gaps in the spectrum of polynomial pencils
p. 549-557
Estimating the norm of a conditional extension of a linear functional
p. 559-572
Spectral synthesis in Banach modules over commutative Banach algebras
p. 573-585
Convergence almost everywhere of spectral expansions of functions in~$L_1^\alpha$
p. 587-600
Souslin property in free topological groups on bicompacta
p. 601-607
Regularity of a radial field on a Hadamard manifold
p. 609-623
Self-nonintersecting and non intersecting chains
p. 625-628
Dirichlet's problem in banach space
p. 629-636

Sommaire du Fascicule no. 5

Simultaneous approximation of a pair of conjugate functions
p. 641-650
Best approximation and the Fourier--Jacobi sums
p. 651-661
Widths of a class of differentiale functions
p. 663-682
Order-accurate estimates for the maxima of the moduli of eigenfunctions and associated functions of an elliptic operator
p. 683-692
Extension of data in inverse problems with concentrated sources
p. 693-698
Boundary of the unit ball and approximation by elements of subspaces of finite codimension in~$C(Q)$
p. 699-710
Unsolvability of several questions of convergence of series and sequences
p. 711-718
Projective resolutions, Markushevich bases, and equivalent norms
p. 719-726
Representation of functions in $P_{\aleph_0}$ by superpositions of one-place functions and addition
p. 727-733
Minimum conditions on the set of sequences in a degenerate variational problem
p. 735-744
Asymptotic normality of randomized separable statistics in a polynomial scheme
p. 745-756
Branching processes and random mappings of finite sets
p. 757-771
Dense sets of measures
p. 773-782
Application of a cyclic determinant in the theory of cubic residues
p. 783-796

Sommaire du Fascicule no. 6

Localization and conjugacy
p. 801-810
Group of extensions and the functor Ext in the variety~$\mathfrak R_C$
p. 811-820
Finite simple non-Abelian groups
p. 821-824
Irreducible graded modules over graded Lie algebras
p. 825-835
Summability almost everywhere of Fourier series in $L_p$ with respect to eigenfunctions
p. 837-843
Boundedness of convergent mean multiple functional series
p. 845-855
Discrete Lebesgue constants
p. 857-866
Basicity of the root vectors of weakly perturbed operators
p. 867-872
Problems with control in the coefficients of Elliptic equations
p. 873-882
Estimates of the rate of convergence in the strong law of large numbers
p. 883-896
Iteration methods in eigenvalue problems
p. 897-912
Certain extremal problems on the class of the functions that map the upper half plane into itself
p. 913-921
Dimension of the support
p. 923-928
Invariant singular points of algebraic curves
p. 929-932