Geodesic

Sommaire du Fascicule no. 1

Optimal control: nonlocal conditions, computational methods, and the variational principle of maximum
p. 3-43
Fej\'er processes in theory and practice: recent results
p. 44-65
A nonlinear descent method for a~variational inequality on a~nonconvex set
p. 66-75
Optimization for nonlinear hyperbolic equations without the uniqueness theorem for a~solution of the boundary-value problem
p. 76-83
News of mathematical life in Russia and the CIS

Sommaire du Fascicule no. 2

Iterative processes of the Fej\'er type in ill-posed problems with a~prori information
p. 3-24
The ortho-diameters of Nikol'skii and Besov classes in the Lorentz spaces
p. 25-33
Construction of an asymptotically periodic solution to one nonstationary system with delay
p. 34-45
Ideal extensions of lattices
p. 46-64
The operad of finite labeled tournaments
p. 65-75
Reconstruction of controls and parameters by the Tikhonov method with non-smooth stabilizers
p. 76-82
News of mathematical life in Russia and the CIS

Sommaire du Fascicule no. 3

Lattices of semigroup varieties
p. 3-36
The penalty method for grid matching in mixed finite element methods
p. 37-54
Integration of the sine-Gordon equation with a~self-consistent source of the integral type in the case of multiple eigenvalues
p. 55-66
Yang--Mills equations in 4-dimensional conform connection manifolds
p. 67-72
Modeling of the base of a~hydraulic structure with constant flow velocity sections and a~curvilinear confining layer
p. 73-79
News of mathematical life in Russia and the CIS

Sommaire du Fascicule no. 4

A~survey of average case complexity for linear multivariate problems
p. 3-19
Abelian groups small with respect to reduced groups
p. 20-24
Lattices of topologies of unary algebras of the variety~$\mathcal A_{1,1}$
p. 25-32
The Gellerstedt problem for a~parabolic-hyperbolic equation of the 2nd kind
p. 33-38
Regularization of a~three-element functional equation
p. 39-42
Free algebras of a~unary variety with Mal'tsev's operation that satisfies the Pixley conditions
p. 43-49
A certain boundary value problem with shifts in a~four-dimensional space
p. 50-55
The necessary and sufficient conditions for the qualified convergence of difference methods for approximate solution of the ill-posed Cauchy problem in a~Banach space
p. 56-60
An analog of the Tricomi problem with a~nonlocal integral conjugate condition
p. 61-66
Some algorithms for equivalent transformation of nondeterministic finite automata
p. 67-71
Affine transformations of the direct product of nonprojective Euclidean affinely connected spaces
p. 72-76
Wave solutions admitting elliptic helices to Maxwell equations
p. 77-81
News of mathematical life in Russia and the CIS

Sommaire du Fascicule no. 5

A nonstationary group pursuit problem
p. 3-12
A mixed finite element method for a~shallow shell problem with a~stress function
p. 13-22
Localization of the method of guiding functions in the problem about periodic solutions of differential inclusions
p. 23-32
One-dimensional Lagrangians generated by a~quadratic form
p. 33-44
Estimation on curves of Dirichlet series with a~convex growth majorant
p. 45-54
Optimal control in a~model of the motion of a~viscoelastic medium with objective derivative
p. 55-61
A semiexplicit method for numerical solution of functional differential algebraic equations
p. 62-67
Cartan connection and its geodesics on a~manifold of nondegenerate affinor fields
p. 68-72
Dual affine connections on a~quadratic hyperband distribution in a~projective-metric space and their applications
p. 73-77
$\mathbb R$-conformal invariants of curves
p. 78-81
News of mathematical life in Russia and the CIS

Sommaire du Fascicule no. 6

Solution of one class of systems of stochastic differential equations
p. 3-9
Regularization in the Mosolov and Myasnikov problem with boundary friction
p. 10-19
Solution of fifth-degree equations
p. 20-30
Equivalence of curves with respect to the action of the symplectic group
p. 31-36
On continuation of a~topology from a~system of generators of a~group to a~topology on the group
p. 37-41
Completeness of eigenfunctions of one class of pencils of differential operators with constant coefficients
p. 42-53
Solution of certain weakly singular integral equations of the first kind with indefinite parameters
p. 54-59
Mappings connected with the gradient of conformal radius
p. 60-64
A direct method of solving the singular integral equation with the Hilbert kernel
p. 65-70
Relations between algorithmic reducibilities of algebraic systems
p. 71-72
Integral representation of velocity in a~flow with separation simulated by a~vortex sheet
p. 73-75
Splitting of 2-computably enumerable degrees with avoiding cones
p. 76-80
News of mathematical life in Russia and the CIS

Sommaire du Fascicule no. 7

One-dimensional quasiperiodic tilings admitting progressions enclosure
p. 3-9
Phenomenologically symmetrical local Lie groups of transformations of the space~$R^s$
p. 10-21
High-accuracy schemes of the finite element method for systems of degenerate elliptic equations on an interval
p. 22-34
Multivalued dynamic systems with weights
p. 35-50
The Cauchy problem in Sobolev spaces for Dirac operators
p. 51-64
Dual affine-metrically connected spaces
p. 65-70
Optimization of one class of hyperbolic systems with smooth controls
p. 71-76
One theorem about strongly $\eta$-representable sets
p. 77-81
News of mathematical life in Russia and the CIS
p. 82-83

Sommaire du Fascicule no. 8

Continuity and compactness of singular integral operators
p. 3-10
Construction of almost periodic solutions to one quasilinear system with two delays
p. 11-18
Realizability of words in mosaic labyrinths
p. 19-25
The averaging method and the asymptotic behavior of solutions to differential inclusions
p. 26-36
Descent method with inexact linesearch procedure for mixed variational inequalities
p. 37-44
Varieties of rings, where all subdirectly irreducible finite rings are Armendariz ones
p. 45-52
Filtered deformations of the Frank algebras
p. 53-56
Solution of boundary value problems for a~degenerating elliptic equation of the second kind by the method of potentials
p. 57-70
Calculation of cohomology groups of the Lie algebras of series $B_n$ and~$C_n$
p. 71-72
The limit cycles of a~second-order system of differential equations: the method of small forms
p. 73-82
The embedding and approximation of classes of functions with a~dominant mixed difference
p. 83-86
News of mathematical life in Russia and the CIS

Sommaire du Fascicule no. 9

Complex powers of degenerating differential operators connected with the Klein--Gordon--Fock operator
p. 3-12
Correctness of Cauchy-type problems for abstract differential equations with fractional derivatives
p. 13-24
The absolutely representing families in certain classes of locally convex spaces
p. 25-35
Automata all of whose congruences are inner
p. 36-45
Error estimation of approximate solutions to one inverse problem for a~parabolic equation
p. 46-52
Some properties of graphs of closed operators
p. 53-68
The relationship between the Einstein and Yang--Mills equations
p. 69-74
Top addresses for a~certain family of iterated function system on a~segment
p. 75-81
Growth rates of power-free languages
p. 82-88
News of mathematical life in Russia and the CIS
Information about dissertation councils at Kazan state university in mathematics, mechanics and information science
p. 90-91

Sommaire du Fascicule no. 10

Controllability and synthesis of control for nonlinear systems
p. 3-13
Distinguishability of $s$-labyrinths
p. 14-22
A matrix Bernoulli equation in the adjoint matrix representation of simple three-dimensional Lie algebras
p. 23-32
On the homology groups of arrangements of complex planes of codimension two
p. 33-39
Analogs of recurrent Newton formulas
p. 40-50
Representation of measurable functions by series with respect to Walsh subsystems
p. 51-62
Solving the maximum problem for the terminal norm of a~linear control system
p. 63-67
$C^*$-algebras generated by semigroups
p. 68-71
Polynomials with curved majorants on two segments
p. 72-75
Mapping of a~half-plane onto a~polygon with infinitely many vertices
p. 76-80
Regularization of operator equations with $B$-symmetric and $B$-positive operators in Banach spaces
p. 81-87
News of mathematical life in Russia and the CIS

Sommaire du Fascicule no. 11

Absolute convergence of Fourier series of superpositions of functions
p. 3-11
The Neumann problem for a~mixed-type equation in a~rectangular domain
p. 12-19
On definability of completely decomposable torsion-free Abelian groups by certain groups of homomorphisms
p. 20-23
Differentiable mappings of affine spaces into manifolds of $m$-planes in a~multidimensional Euclidean space
p. 24-42
The Dirichlet problem for a~mixed-type equation with characteristic degeneration in a~rectangular domain
p. 43-52
Form-preserving exponential approximation
p. 53-60
The necessary optimality conditions for a~controllable integro-differential system
p. 61-66
Representation of automorphic forms as lacunary series and Blaschke products
p. 67-71
Dual connections on a~normalized hypersurface in an affinely connected space
p. 72-78
Connectivities induced by the rolling of a~ball on a~surface
p. 79-84
An almost sure limit theorem for random sums of independent random variables in the domain of attraction of a~semistable law
p. 85-88
News of mathematical life in Russia and the CIS

Sommaire du Fascicule no. 12

A cubature method for solving one class of multidimensional weakly singular integral equations
p. 3-13
On the Bohr--Favard inequalities for operators
p. 14-21
A quadrature method for solving integral equations of the mixed type
p. 22-27
Solution of singular integral equations by the method of oscillating functions
p. 28-35
On the Hadamard lemma and the Lipschitz condition
p. 36-48
Nonlocal initial-boundary-value problems for a~degenerate hyperbolic equation
p. 49-58
The closure of the sheaf of trajectories of a~linear control system with integral constraints
p. 59-68
Pseudoconformally-flat and pseudo-flat quasi-Sasakian manifolds
p. 69-73
Optimal problems for parabolic-type systems with aspheric sets of admissible controls
p. 74-79
Commutativity of projectors and trace characterization on von Neumann algebras.~I
p. 80-83
Generalization of theorems of Sz\'asz and Ruscheweyh on exact bounds for derivatives of analytic functions
p. 84-89
Singular symmetric functionals and stabilizing subspaces of Marcinkiewicz spaces
p. 90-94
Systems of two iterated functions over skew field of quaternions
p. 95-100