Geodesic

Sommaire du Fascicule no. 1

Some problems of the approximation of functions by Fourier--Hermite sums in the space
p. 3-12
On initial-boundary value problems for small oscillations of viscous exponentially stratified fluids
p. 13-15
The Hilbert problem for a first-order linear elliptic system with noncompactly supported coefficients on a Riemann surface with a boundary
p. 16-24
Structural properties of periodic functions with absolutely converging Fourier series
p. 25-33
On the Riemann method in $\mathbb{R}^n$ for a system with multiple characteristics
p. 34-39
$\overline\partial$-closure of forms represented by the Koppelman integral on the basis of a logarithmic residue
p. 40-52
Hyperbolic families of planes in the five-dimensional projective space $(L^3_2)_2$
p. 53-56
Set-theoretic reducibilities in a lattice of sets
p. 57-67
Convergence of solutions of nonautonomous systems of neutral type
p. 68-72
Intrinsic geometry of a normalized space with a projective-metric connection
p. 73-75
On a class of contact invariants of systems of ordinary differential equations
p. 76-77
Asymptotic analysis of solutions of differential equations with polynomially periodic coefficients
p. 78-81

Sommaire du Fascicule no. 2

A criterion for the existence of eigenfunctions of the spectral Darboux--Protter problems for the multidimensional Euler--Darboux--Poisson equation
p. 3-10
On three difference equations in a plane with a $T$-shaped cut
p. 11-14
Solution of the Lam\'e wave equation in domains with piecewise-smooth boundaries
p. 15-25
Finite-definite singularities of functions generated by unresolved integration
p. 26-34
An error estimate for the method of mean functions in the problem of the numerical differentiation of a noisy function
p. 35-41
Formation of the nonhomogeneous flow profile of a viscous fluid in the initial section of a cylindrical channel
p. 42-48
Subordination chains and their application to modeling the process of the growth of cavities
p. 49-56
Richardson's method for increasing the accuracy of difference solutions of singularly perturbed elliptic convection-diffusion equations
p. 57-71
$L_p\to L_q$-estimates for a twisted convolution operator with a kernel that has singularities on a sphere and at the origin
p. 72-75

Sommaire du Fascicule no. 3

Weak presentations of computable partially ordered semigroups
p. 3-8
Operators of the multiplicative Fourier transform
p. 9-23
Estimates for solutions of nonhomogeneous differential-difference equations of neutral type
p. 24-30
Extension of the domain of singular integral operators with a degenerate symbol
p. 31-35
Definability by formulas of derived objects on universal algebras
p. 36-40
Two-sided estimates for the $L^p$-norms of the stress function for convex domains in ${\mathbb R}^n$
p. 41-49
On the correct formulation of initial-boundary value problems for the generalized Kelvin--Voigt model
p. 50-58
A sufficient condition for the existence of a solution of an equation with nonmonotone operators
p. 59-61
The Parsons model in the case of a bifurcation point with two-dimensional branching
p. 62-75
A hyperbolic equation in three-dimensional space
p. 76-80

Sommaire du Fascicule no. 4

An inverse boundary value problem with data on parallel characteristics for an equation of hyperbolic type
p. 3-11
On the rate of convergence of Rothe's method for a system of Burgers equations in a noncylindrical domain
p. 12-19
On a justification of the quadrature method for solving integral equations
p. 20-29
Symmetry and potentiality in a general problem in bifurcation theory
p. 30-40
On the Cauchy problem for a multidimensional system of Lam\'e equations
p. 41-50
On stability with respect to a subspace of solutions of linear systems with variable delay
p. 51-56
On the similarity of second-order matrices over the ring of integers
p. 57-64
On generalized solutions of linear algebro-differential systems
p. 65-78
A dual truncation algorithm for a two-stage stochastic programming problem
p. 78-81

Sommaire du Fascicule no. 5

On the existence and uniqueness of the positive solution of a boundary value problem for a second-order nonlinear functional-differential equation
p. 3-7
Uniform asymptotics of a solution of an inhomogeneous system of two differential equations with a turning point
p. 8-18
On the behavior of solutions of systems of functional-differential equations of neutral type
p. 19-26
On the asymptotic properties of some systems with two delays
p. 27-37
The Cauchy function for a functional-differential equation in a Banach space
p. 38-47
A proof of the basis property using only the asymptotics of eigen- and associated elements
p. 48-54
On the compactification of a pencil of trajectories of an abstract control system
p. 55-66
On piecewise-injective measurable mappings
p. 67-72
On the duality of the partial and conditional stability of linear functional-differential equations
p. 73-82

Sommaire du Fascicule no. 6

Nonholonomic surfaces of double rotation in four-dimensional Euclidean space
p. 3-13
A quadrature-cubature method for solving nonlinear bisingular integral equations with monotone operators
p. 14-24
Higher-order three-dimensional hyperbolic equations with dominated lower terms
p. 25-34
Extension of averaging theory to differential equations containing rapidly oscillating terms with large amplitudes. The problem of periodic solutions
p. 35-47
On subsequences of partial sums of Fourier-Walsh series in Lorentz spaces
p. 48-55
Lower bounds for the complexity of probabilistic binary programs with a large ordered part
p. 56-64
Algebras over an operad of finite labeled graphs
p. 65-73
On the metric space of all $N$-nets in a space of nonpositive curvature in the sense of Busemann
p. 74-77
On the inversion of the l'H\^opital rule for functions holomorphic in the ball
p. 78-84
Abstracts of papers deposited at VINITI

Sommaire du Fascicule no. 7

An analytic method for solving a mixed problem for a quasilinear parabolic system
p. 3-12
On conformal transformations of surfaces in Minkowski space with preservation of the Grassmann image
p. 13-24
On the stability of the solution of the best approximation of a convex compact set by a ball
p. 25-33
An estimate for the rate of convergence of Fourier--Legendre series of functions of bounded variation
p. 34-45
On unbounded solutions of the stationary Schr\"odinger problem on model Riemannian manifolds
p. 46-56
On the boundary of existence of uniqueness for two-dimensional Haar series
p. 57-64
The Tricomi problem for an equation of mixed type with a nonsmooth line of power degeneration
p. 65-76
Asymptotics of the resolvent of the Volterra equation with a difference kernel in the case of power singularities of the symbol
p. 77-84

Sommaire du Fascicule no. 8

A positive solution of a two-point boundary value problem for a fourth-order nonlinear ordinary differential equation
p. 3-6
Hyperbolic functions and first-order nonlinear ordinary differential equations over a Banach algebra
p. 7-18
On the classification of equivolume mappings of pseudo-Riemannian manifolds
p. 19-28
Граничные свойства интеграла Коши по кривой,
p. 29-37
Necessary and sufficient conditions for the $\operatorname{Hom}$-divisibility of rational groups
p. 38-41
Hamiltonian systems in variations and the integration of the Jacobi equation on homogeneous spaces
p. 42-53
Exact analytic solutions of the problem of the plane forms of free oscillations of a rectangular plate with free edges
p. 54-62
О касательной сходимости почти всюду операторов с общими ядрами
p. 63-68
SET-1 reducibility in the class of computable sets
p. 69-75
The space $\mathrm{BMO}_\lambda^p(\mathbb D)$, compact Toeplitz operators with $\mathrm{BMO}_\lambda^1(\mathbb D)$ symbols on weighted Bergman spaces, and the Berezin transform
p. 76-79

Sommaire du Fascicule no. 9

Darboux--Protter problems for degenerate multidimensional hyperbolic equations
p. 3-9
On conditions for the solvability of a system of linear Diophantine equations in prime numbers
p. 10-16
Uniform approximations of the solution of a singular integral equation of the first kind with a Cauchy kernel on an interval
p. 17-22
Stieltjes moments of entire functions of class~A
p. 23-28
Weakly implicative selector sets
p. 29-33
Nilpotency and decomposition of algebras of associative type
p. 34-42
Solution of the Dirichlet problem for the Helmholtz equation in domains with a rough boundary
p. 43-49
Correctness of double-layer multicomponent difference schemes for nonlinear hyperbolic equations
p. 50-57
On some classes of subspaces affiliated with a von Neumann algebra in the representation space of the algebra ${\mathscr B}(H)$ associated with a weight
p. 58-66
On a partial differential equation with singular coefficients
p. 67-70
On the moduli of continuity of unbounded operators
p. 71-78
Transformation operators and their application to the solution of problems of the structure of wave and temperature fields in a piecewise-homogeneous half-space
p. 79-82
Abstracts of papers deposited at VINITI

Sommaire du Fascicule no. 10

Three-parameter inverse boundary value problems in simply connected domains
p. 3-9
On the continuity of the reduced modulus and the transfinite diameter
p. 10-18
On the nonwandering set and center of some skew products of mappings of the interval
p. 19-28
Extensions of point-invariant classes of third-order ordinary-differential equations
p. 29-32
A penalty method for grid matching in the finite element method
p. 33-43
The motion of a viscoelastic medium with a free boundary
p. 44-50
Approximate analytic solutions of the problem of the plane forms of free oscillations of a rectangular plate with free edges
p. 51-58
Generators and defining relations of the generalized full linear group over semilocal rings without unity.~I
p. 59-67
Fundamental operator functions of singular differential operators under sectoriality and radiality conditions
p. 68-75
A mixed problem with deviation from a characteristic for the Lavrentʹev--Bitsadze equation with a complex parameter
p. 76-81

Sommaire du Fascicule no. 11

On the Noethericity of multidimensional integral operators with homogeneous and quasi-homogeneous kernels
p. 3-10
Methods for solving a class of multidimensional singular integral equations
p. 11-16
Asymptotically regular mappings
p. 17-21
Weakly combinatorial selector sets
p. 22-25
On the commutativity relation in semigroups of injections
p. 26-28
Stable finiteness of group rings
p. 29-32
Generators and defining relations of the generalized full linear group over semilocal rings without unity.~II
p. 33-41
A space with conformal connection
p. 42-54
Behavior of solutions of a one-phase Stefan problem for large time values
p. 55-60
The Carath\'eodory problem in the class $\mathscr S[a,b]$
p. 61-76
Left connection on a tensor bundle of type $(2,0)$ over a Lie group
p. 77-82

Sommaire du Fascicule no. 12

Parallelization of computations in the optimal control of large dynamical systems
p. 3-20
A theorem on separability of a convex polyhedron from zero point of the space and its applications in optimization
p. 21-26
On the stability of the vector Boolean problem of minimizing absolute deviations of linear functions from zero
p. 27-32
Fej\'er methods for the strong separability of convex polyhedral sets
p. 33-43
On the linear rate of convergence of methods with iterative proximal regularization
p. 44-54
Symmetric duality in optimization and its applications
p. 55-64
A characterization of the types of maximal noninteger vertices of a polyhedron in the three-index axial assignment problem
p. 65-68
A regularization method for problems of oligopolistic equilibrium
p. 69-74
Sequential derivatives of operators and their applications in nonsmooth problems of optimal control
p. 75-87