Geodesic

Sommaire du Fascicule no. 1

On a method for constructing Lyapunov functions for nonlinear nonautonomous systems
p. 3-10
On the stability of nonconservative systems
p. 11-19
An iterative method for solving the first boundary value problem for second-order quasilinear parabolic equations
p. 20-25
On integral equations for the Riemann function
p. 26-30
A~method for constructing generalized integral convolutions
p. 31-40
An equiconvergence theorem for higher-order differential operators with a~singularity
p. 41-50
$\Gamma$-weakly locally uniform convexity in Banach spaces
p. 51-54
On some symmetries and invariant solutions of equations of the dynamics of a~non-Newtonian fluid.~I.
p. 55-66
Retracts and retractions of free algebras
p. 67-78
The $p$-operation in the Zassenhaus algebra
p. 79-81
Polynomial expansions of $k$-valued functions in differentiation operators, and normalizations
p. 82-85

Sommaire du Fascicule no. 2

On the local structure of the Besicovitch construction
p. 3-7
Iterative methods for solving convolution equations
p. 8-15
Holomorphic invariants of logarithmic spirals
p. 16-19
$d$-r.e.\ degrees that are isolated from above.~I
p. 20-28
Controlled linear stochastic systems with coefficients that depend on a~random sequence
p. 29-33
Numerical solution of the linear Fredholm equation of the first kind by the multigrid method
p. 34-39
Operator approach to a~geometrically nonlinear problem of static stability of plates and shells
p. 40-46
Asymptotic solutions of a~system of equations of shallow shells in the form of two-dimensional wave packets
p. 47-53
Amenable $L_1(G)$-modules that average functions and spaces with a~mixed norm
p. 54-59
On strongly regular modules and rings
p. 60-63
Cauchy formula and Cauchy-type integral for a~class of generalized analytic functions.
p. 64-68
Classification of tori in the Zassenhaus algebra
p. 69-76
Maximum modulus and maximal term of a~class of Dirichlet series
p. 77-83
On the Bergman kernel function in quaternion analysis
p. 84-88
Abstracts of papers deposited at VINITI

Sommaire du Fascicule no. 3

Interpolating bases in the function spaces $C^0_\omega(K)$ and $H^0_\omega(K)$
p. 3-9
A~case of the solution of the Hess problem in trigonometric functions
p. 10-15
On the identification of functional-differential systems with aftereffect
p. 16-27
Nonstandard convergences in spaces of partial mappings
p. 28-33
Induced symplectic modules
p. 34-43
A~boundary value problem for a~domain with a~moving boundary
p. 44-46
On the solvability of a~nonstationary problem of the dynamics of an incompressible viscoelastic Kelvin--Voigt fluid of nonzero grade
p. 47-54
On some symmetries and invariant solutions of the equations of the dynamics of a~non-Newtonian fluid.~II
p. 55-62
On a~property of orthogonal surfaces
p. 63-64
Minimization of the total energy functional for a~soft shell
p. 65-73
Estimates for the elements of inverse matrices for some classes of bounded linear operators
p. 74-77
Multidimensional centered waves of quasilinear systems
p. 78-81

Sommaire du Fascicule no. 4

$H$-projective mappings of four-dimensional K\"ahler manifolds
p. 3-14
The generalized Lorentz theorem on Fourier series with monotone coefficients and its converse
p. 15-17
Regularization of the problem of filtration consolidation of an elastic porous medium
p. 18-22
Delta functions and the investigation of Volterra ecological models in a~changing environment
p. 23-33
On a~Lagrange--Imshenetskii theorem
p. 34-39
The basis property on compact sets of root functions of second-order differential operators
p. 40-52
О~двустороннем методе решения нелинейных уравнений
p. 53-59
Characterization of minimal non-$\frak F$-groups
p. 60-63
On the strong differentiation of integrals of functions from multidimensional Hardy classes
p. 64-68
Kloosterman-type formulas for ternary quadratic forms of type $x^2_1+4x^2_2+4^{k+1}x^2_3$
p. 69-74
Sharpened error estimates for the Bubnov--Galerkin method for a~coupled problem of the thermoelasticity of plates
p. 75-77
Unique solvability of an inverse mixed boundary value problem
p. 78-82

Sommaire du Fascicule no. 5

О~связи между комплексной сплайн-аппроксимацией и непрерывной дифференцируемостью функций на кривой
p. 3-5
A~generalized approximation theorem and an exact representation of polynomials of several variables by superpositions of polynomials of one variable
p. 6-9
On the uniform approximation of a~function that is almost periodic in the sense of Stepanov
p. 10-18
Константа Макенхаупта и мера некомпактности оператора вложения пространств Соболева
p. 19-23
Characterization of functions in anisotropic spaces of complex order
p. 24-30
A~mean-value theorem for a~B-polyharmonic equation
p. 31-34
Rational interpolation processes on two intervals
p. 35-42
Сингулярные интегральные уравнения на счетном множестве замкнутых неспрямляемых
p. 43-49
Weighted estimates for the Laplace transform
p. 50-52
Sign-sensitive approximations of bounded functions by polynomials
p. 53-58
On trigonometric series with monotone coefficients in Lorentz spaces
p. 59-67
On the maximum term of the derivative of the Dirichlet series
p. 68-72
Iterative rearrangements of functions, and Lorentz spaces
p. 73-77
On the approximation of functions in the class $C(\varepsilon)$ using means of sequences of Fourier sums
p. 78-79

Sommaire du Fascicule no. 6

On intrinsic geometries of the manifold of plane generators of a~6-dimensional quadric
p. 3-8
Spinors in arbitrary frames. The covariant derivative and the Lie derivative of spinors
p. 9-19
A~manifold with a~pair of commutative semitangent structures
p. 19-26
On leaves of Lagrangian foliations
p. 27-34
$p$-geodesic transformations and their groups in tangent bundles, which are induced by concircular transformations of the base manifold
p. 35-45
On a~class of submanifolds with a~parallel fundamental form of higher order
p. 46-53
On totally umbilical submanifolds immersed in a~weakly symmetric Riemannian manifold
p. 54-64
Group-theoretic meaning of Neifel'd spaces
p. 65-66
On the geometry of a~third-order evolution equation
p. 67-74
The geometry of the tangent bundle over a~manifold with pseudoconnection, and antiquaternion $f$-structures
p. 75-87
Деривационные уравнения грассманианов второго порядка
p. 87-95
On the geometry of the central projection of an $n$-surface in the Euclidean space $E^{n+m}$
p. 96-98

Sommaire du Fascicule no. 7

Asymptotic properties of solutions of ordinary differential equations with a~large parameter
p. 3-10
Infinitesimal conformal transformations in tangent bundles of Finsler manifolds
p. 11-17
$d$-r.\,e. degrees that are isolated from above.~II
p. 18-25
On the spectrum of a~class of Schr\"odinger operators with a~finite number of generalized functions
p. 26-31
Embeddings of ordered sets into ordered linear spaces
p. 32-38
On the integrability of the wave equation with variable coefficients
p. 39-46
On convex sets in a~generalized chord space
p. 47-52
On the solvability of a~geometrically nonlinear problem in the theory of shallow shells
p. 53-61
Projection methods for solving the exceptional case of convolution-type equations
p. 62-69
On hyperstrips in Peterson correspondence in an affine space
p. 70-76
On critical theories of groups and monoids in integer-valued matrices
p. 77-79

Sommaire du Fascicule no. 8

Uniqueness theorems for an exterior inverse boundary value problem in subclasses of univalent functions
p. 3-13
The set of values of initial coefficients of bounded univalent functions
p. 14-21
On an interpretation of the torsion tensor of a~connection
p. 22-28
Motions on tangent bundles that preserve orthogonal and tangent structures
p. 29-34
A~variational method and optimal control in the solution of the Mocanu problem
p. 35-42
A~sufficient condition for the nilpotence of the commutant of a~Lie algebra
p. 43-47
Convex sets in noncommutative $L_1$-spaces that are closed in the topology of local convergence in measure
p. 48-55
The completeness problem in the class of polynomials is decidable
p. 56-59
The geometry of a~Grassmannian foliation.~II
p. 60-70
The Onsager equation as a~Lyapunov--Schmidt equation
p. 71-78
Submanifolds with higher-order semiparallel fundamental forms as envelopes
p. 79-80

Sommaire du Fascicule no. 9

Unstable and multiple elements of the spectrum in a~system of singularly perturbed differential equations
p. 3-13
Optimal algorithms for the reconstruction of functions and the computation of integrals in a~class of infinitely differentiable functions
p. 14-20
Construction of parametrized solutions of linear operator equations, based on a~modified Galerkin method
p. 21-29
Inversion formulas for some two-dimensional Volterra integral equations of the first kind
p. 30-32
On the reducibility of nonlinear differential equations
p. 33-37
On functions that are the second modulus of continuity
p. 38-41
On the equality to zero of the homomorphism group of abelian groups
p. 42-46
Analytic solutions of problems of oscillations of elastic plates and shells with patch-type supports
p. 47-54
An explicit method of the second order of accuracy for solving stiff systems of ordinary differential equations
p. 55-63
On minimal submanifolds of constant curvature in Euclidean space
p. 64-65
On the class of three-webs of $W(4,4,2)$ type with constant components of the fundamental tensor
p. 66-69
On the solvability of a~physically nonlinear problem in the theory of shallow shells under finite displacements
p. 70-80

Sommaire du Fascicule no. 10

Mappings with rotation symmetry
p. 3-6
Estimates for the conditional stability of a~two-contour boundary value problem in the disk
p. 7-14
On holomorphically complete complex spaces
p. 15-22
Canonical structures of classical type on regular $\Phi$-spaces, and invariant affine connections
p. 23-31
Solution of systems of matrix algebraic linear equations
p. 32-36
On the existence and uniqueness of a~solution and the rate of convergence of the Bubnov--Galerkin method for a~quasilinear evolution problem in a~Hilbert space
p. 37-45
Reduction of a~pair of Hermitian forms to the canonical form
p. 46-52
Integration over a~plane fractal curve, a~jump problem and generalized measures
p. 53-65
On the convergence of finite-dimensional approximations of regularized solutions in the theory of nonlinear problems
p. 66-70
Integrable dynamical systems associated with higher-order difference operators
p. 71-81

Sommaire du Fascicule no. 11

Uniqueness of the positive solution of a~nonlinear two-point boundary value problem, and a~numerical method for its determination
p. 3-7
Investigation of the convergence of iterative methods for solving nonlinear problems in filtration theory
p. 8-13
Reduction of degenerate systems of Volterra-type integral equations to systems of the second kind
p. 14-21
A~mixed finite element in an eigenvalue problem of the nonlinear stability of shallow shells
p. 22-31
$H$-проективно-эквивалентные римановы связности
p. 32-40
On an extremal problem in airfoil theory
p. 41-46
Reconstruction of the controls and parameters of dynamical systems under incomplete information
p. 47-55
Solution of singular equations transformed to the best argument
p. 56-63
Representation of the endomorphism semigroup of a~finite group on the space of its class functions
p. 64-68
The method of upper and lower solutions for elliptic-type equations with discontinuous nonlinearities
p. 69-76
On a~theorem of Ostrowski
p. 77-82
A~modification of a~projection scheme for solving ill-posed problems
p. 83-90
A~criterion for the isomorphy of noncommutative Arens algebras
p. 91-93
Semigroups all of whose noncyclic subsemigroups are ideals
p. 94-96
Abstracts of papers deposited at VINITI
p. 97-99

Sommaire du Fascicule no. 12

Stabilization of a~linear discrete control system with interval coefficients
p. 3-10
Some forms of stability of a~combinatorial problem of lexicographic optimization
p. 11-21
On quadratic and fully quadratic problems of convex programming
p. 22-28
On an approach to the construction of algorithms for the unconditional minimization of pseudoconvex functions
p. 29-39
Algorithms with combination, parametrization and two-sided approximation in the center method
p. 40-48
The exterior centers method using a reduced gradient for a~nonlinear programming problem
p. 49-57
An inexact combined relaxation method for multivalued inclusions
p. 58-62
A~linear convolution of criteria in bicriterial optimization
p. 63-70
On a~one-stage method for solving lexicographic variational inequalities
p. 71-81
Regularization of the maximum principle and of improvement methods in quadratic optimal control problems
p. 82-92
The method of needle-shaped linearization in optimal control problems with functional constraints
p. 93-97