Geodesic

Sommaire du Fascicule no. 1

On the behavior of the solutions of some functional-differential equations in a~Hilbert space.
p. 3-11
Asymptotics of energy integrals for problems with a small parameter multiplying the highest derivatives
p. 12-16
On the distributivity of upper semilattices of degrees lower than~0′
p. 17-20
On the approximation of solutions of a~homogeneous convolution equation with several unknown functions
p. 21-26
Some new cohomological invariants of nonlinear differential equations.~I
p. 27-37
The small parameter method for abstract linear equations
p. 38-47
On coverings in epimorphism skeletons of varieties
p. 48-55
On the properties of a~differential operator with a~turning point at infinity
p. 56-63
Spaces of Banach-space-valued random elements that are isomorphic to spaces of sequences, and their applications.~II
p. 64-73
On a~double effect in a~singularly perturbed nonlocal problem
p. 74-77
The existence and asymptotic behavior of the solution of the Cauchy problem of implicit form
p. 78-81
Elementary theories of some infinite-dimensional classical groups
p. 82-84

Sommaire du Fascicule no. 2

Inversion and description of generalized Riesz potential with quadratic characteristics
p. 3-11
The collocation method for solving integral equations of the first kind in the class of generalized functions
p. 12-20
Boundedness of stresses near a~cusp in plane contact problems
p. 21-32
The set of values of a~function and its derivative in the class of univalent mappings of a~half-plane
p. 33-37
Estimates for some linear forms
p. 38-45
Combined relaxation methods for the search for equilibrium points and solutions of related problems
p. 46-53
Some new cohomological invariants of nonlinear differential equations.~II
p. 54-68
Nonstandard completions of topological algebraic systems
p. 69-71
Amenable Banach L1(G)-modules, invariant means and regularity in the sense of Arens
p. 72-80
Independence of the ``collection'' axiom from the principle ``DC'' in intuitionistic set theory
p. 81-83
Structure of algebras of singular integral operators in weighted Lp-spaces on the circle
p. 84-87
Some properties of Hilbert transformations, conjugate functions and Bochner--Riesz spherical means
p. 88-89
Aleksandr Petrovich Norden (obituary)
p. 90-91

Sommaire du Fascicule no. 3

Completeness and cut-elimination theorems in higher-order classical logic. Constructive methods
p. 3-18
Unitriangular groups and undecidability
p. 19-22
The equational theory of relation algebras with positive operations
p. 23-30
The relation between NP and co-NP sets with respect to a~random oracle
p. 31-39
Identities and quasi-identities in lattices of pseudovarieties
p. 40-50
On elementary equivalence for fragments of the language Lω1,ω
p. 51-58
Continuous convergences of mappings
p. 59-67
Vop\v enka's principle and skeletons of varieties
p. 68-71
On Euler summation of series of factorials with alternating signs
p. 72-77
An intuitionistic proof of the consistency of Church's thesis with set theory
p. 78-80

Sommaire du Fascicule no. 4

The development of the ideas of A.\,M.~Lyapunov over one hundred years: 1892--1992
p. 3-47
Estimates for solutions of differential equations
p. 48-57
The averaging method in the dynamics of nonlinear impulse systems
p. 58-61
On the stability of hybrid controlled systems
p. 62-70
Viscoelastic shells under the action of periodic localized impulses of external pressure
p. 71-75
Exponential stabilization of nonstationary systems
p. 76-81
Models of plastic flow of fibrous composites and the destruction of structures made of them
p. 82-87
Criteria for the orbital stability of trajectories of dynamical systems
p. 88-94
Some properties of periodic differential inclusions
p. 95-100
Absolute stability of nonlinear systems with a~nonstationary linear part
p. 101-105
On the construction of constitutive relations for an inelastic deformation taking into account the motion of dislocations and the pore-formation of microdefects
p. 106-111

Sommaire du Fascicule no. 5

Boundary value problems and control problems for linear difference systems with aftereffect
p. 3-16
Solvability of a~boundary value problem for a~nonlinear singular functional-differential equation
p. 17-23
Some properties of solutions of linear differential equations with aftereffect in a~Hilbert space
p. 24-35
Reduction of extremal problems to linear equations in a~Hilbert space
p. 36-42
A criterion for the reducibility of operator equations
p. 43-45
Solvability of the Cauchy problem for a class of equations with deviation that depends on the unknown function
p. 46-49
On the solvability of boundary value problems for quasilinear equations
p. 50-55
Boundary value problems and problems of impulse control in economic dynamics. Constructive investigation
p. 56-71
Stability of solutions of some linear differential equations with aftereffec
p. 72-85
Unique solvability and sign constancy of the Green function of a~periodic boundary value problem for a~linear equation with deviating argument
p. 86-94
The generalized Green operator for an overdetermined boundary value problem for a~linear functional-differential equation
p. 95-100
On the continuity of the time-optimality function of a~linear system in the critical case
p. 101-111
Asymptotically admissible elements: insensitivity to disturbance of some of the conditions and physical realizability
p. 112-123

Sommaire du Fascicule no. 6

Integral identities for two special functions and their applications to an integral equation
p. 3-6
The Riemann boundary value problem on fractal arcs and arcs of infinite length.~I
p. 7-16
Local properties of the classical singular function and the spectrum of a~string
p. 17-21
On the number of solutions of a~polynomial congruence modulo pα
p. 22-25
On the asymptotics of Taylor coefficients of rational functions in two variables
p. 26-33
Approximations of functions and their derivatives by combinations of Bernstein polynomials
p. 34-38
Weyl, Levi and Mal'tsev--Harish-Chandra theorems for locally finite Lie algebras
p. 39-45
The completeness problem in algebras of recursive functions with supplementary means of closure
p. 46-52
Averaging of trigonometric series
p. 53-56
On an operator in the space of complex-valued functions over a~finite fiel
p. 57-61
Complex Poisson distribution in deformation and fracture theory
p. 62-64
Generalized hypersingular integrals and their application to the inversion of operators of potential type
p. 65-68
Bifurcations of roots of the Gakhov equation with a~Loewner left-hand side
p. 69-73
Asymptotic integration of a~singularly perturbed problem in the case of a~multiple spectrum with violation of stability conditions
p. 74-78
Valentin Konstantinovich Ivanov (obituary)

Sommaire du Fascicule no. 7

Sharp estimates for the widths of some classes of analytic functions of several complex variables
p. 3-6
The problem of inverting a~singular integral, and difference equations for functions that are analytic outside a~quare
p. 7-16
The Riemann boundary value problem on fractal arcs and arcs of infinite length.~II
p. 17-23
On invariants of some modular Lie algebras
p. 24-28
On the upper bound on the Gaussian curvature for a~class of irregular surfaces
p. 29-34
Parasoluble topological groups
p. 35-41
Multiplicity of a~focus in cubic systems
p. 42-44
On the category of the set of uniform convergence of Fourier series and Lagrange interpolation processes
p. 45-46
The structure of program-closed classes of multiplace functions and predicates
p. 47-50
The influence of parameters on properties of solutions of integral boundary value problems in a~layer
p. 51-58
An inverse problem for higher-order differential equations with a~singularity
p. 59-67
Mathematicians~--- laureates of the International N.\,I.~Lobachevskii Prize
p. 68-76

Sommaire du Fascicule no. 8

Solution of a~singular Cauchy problem
p. 3-8
On an upper bound on extrinsic curvatures for some classes of multidimensional surfaces in an n-dimensional Lobachevskii space
p. 9-18
Integral equations in mean values in spaces of almost periodic functions
p. 19-29
Methods of upper relaxation type for the sum of a~quadratic and a~convex functional
p. 30-39
Singular integral equations on a~nonrectifiable curve
p. 40-48
The method of monotone operators in problems of the control of distributed systems of elliptic type with discontinuous nonlinearities
p. 49-54
The structure of vector preference spaces
p. 55-64
Finite generability of projective modules over rings with polynomial identities
p. 65-75
Central limit theorem for randomly weighted summands in Banach spaces
p. 76-82
The founding conference of the Russian Association ``Women in Mathematics''

Sommaire du Fascicule no. 9

Completeness of arithmetic sets under set-theoretic operations
p. 3-7
Compact Riemannian surfaces with skew-symmetric Ricci tensor
p. 8-12
Estimates for solutions of perturbed first-order differential equations
p. 13-17
On the existence of some special nets in spaces with affine connection
p. 18-21
Submanifolds with parallel Ricci tensor in Euclidean spaces
p. 22-27
On the structure of the vector lattice of all real uniformly continuous functions
p. 28-34
On the transformation of local solutions of equations associated with the geometry of surfaces
p. 35-44
Program-closed classes of general recursive functions and predicates of finite rank
p. 45-60
On the metric space of weakly bounded mappings of metric spaces
p. 61-64
I-like modules
p. 65-70
On the construction of integral transformations by the composition met
p. 71-79

Sommaire du Fascicule no. 10

On equations that define the Green matrix of a general boundary value problem for a~functional-differential equation
p. 3-12
Clifford's theorem on an open Riemann surface
p. 13-14
Morera-type theorems in domains with the weak cone condition
p. 15-20
Covergence of a~mixed finite-element method in problems of the stability of shallow shells
p. 21-31
The three-step gradient projection method for minimization problems
p. 32-37
Integral transformations of neighborhoods of univalent functions
p. 38-42
Extremal values of a class of nonlinear functionals with moment constraints
p. 43-46
Application of a~generalization of the Kotel'nikov interpretation to the theory of Cartan symmetric spaces
p. 47-50
Solution of the Hilbert problem with discontinuous coefficients for a~doubly connected domain and its application to a~detonation problem
p. 51-59
Approximation of symmetric spectral problems with nonlinear appearance of the parameter
p. 60-68
Hypersurfaces found in the Peterson correspondence
p. 69-72
Absolutely representing systems of exponentials of minimal type in spaces of functions with prescribed growth near the boundary
p. 73-76
On ideals in some algebras of analytic functions
p. 77-80

Sommaire du Fascicule no. 11

Exact embedding of the Serre category into the category of modules
p. 3-5
The Cauchy problem for a third-order degenerate hyperbolic equation
p. 6-8
Numerical modeling of the nonisothermic flow of nonlinear viscoelastic fluids
p. 9-16
On a~nonlinear equation with rapidly oscillating coefficients
p. 17-19
Inner semigroup continuation of some semigroup amalgams
p. 20-26
Stability of geometric properties of convolutions of univalent functions
p. 27-34
A~property of the set of attainability of a~controlled differential inclusion
p. 35-39
Solvability of the Cauchy problem for a~second-order linear equation with non-densely given operator coefficients that generate semigroups with singularities
p. 40-49
On the polynomial of best nonsymmetric approximation in an Orlicz space
p. 50-56
On the choice of interpolation nodes in the space C(−∞,∞)
p. 57-61
On the finite compactness and completeness of some spaces of mappings with the Busemann metric
p. 62-68
On the theory of the Euler-Poisson-Darboux equation
p. 69-76
A~frequency criterion for the boundedness of solutions of phase systems with delay
p. 77-79
On approximation by linear quasi-positive and positive operators on a~finite interval
p. 80-82

Sommaire du Fascicule no. 12

Duality for Pareto-sequential problems of linear optimization
p. 3-10
Application of regular partitions in integer programming
p. 11-30
On the existence of the first integral in an optimal problem with distributed parameters
p. 31-34
A~three-step regularized gradient projection method for solving minimization problems with inexact initial data
p. 35-43
The relaxation method for pseudoconvex programming problems of a certain type
p. 44-51
Algorithms with a~combination of active gradients for finding a~conditional minimax
p. 52-58
A~method for the operator regularization of equations of the first kind that minimize the residua
p. 59-69
Approximate roots of unsolvable equations with monotone mappings in the left-hand side
p. 70-80
The quadratic phase approximation method for solving optimal control problems
p. 81-88
On the rate of convergence of combined relaxation methods
p. 89-92