Geodesic

Sommaire du Fascicule no. 1

On the algebra of multidimensional integral operators with homogeneous kernels with variable coefficients
p. 3-10
Spinor formalism for~$n=6$
p. 11-23
Optimal projection methods for solving a~class of integrodifferential equations
p. 24-35
Topological characterization of the solution set of Fredholm equations with $f$-compactly contractive perturbations and its applications
p. 36-48
An error estimate for the trigonometric interpolation of functions of $m$-harmonic bounded variation
p. 49-54
On concircular tensor fields and geodesic mappings of pseudo-Riemannian spaces
p. 55-66
Grid approximation of a~wave equation singularly perturbed with respect to the space variable
p. 67-81
Abstracts of papers deposited at VINITI

Sommaire du Fascicule no. 2

Optimization of semilinear hyperbolic systems with smooth boundary controls
p. 3-12
Polyadic analogues of the Cayley and Birkhoff theorems
p. 13-18
The maximum principle in nonsmooth optimal impulse control problems with multipoint phase constraints
p. 19-32
On the parametric representation of composition factors in the factorization theorem
p. 33-38
On necessary conditions for the qualified convergence of methods for solving linear ill-posed problems
p. 39-47
On the theory of discontinuous solutions of variational problems in the class of generalized curves
p. 48-59
On a~determination of entire functions of exponential type on homogeneous manifolds
p. 60-68
Estimates for the Fourier-Haar coefficients of functions of two variables with bounded variation
p. 69-72
A~basic analogue of the generalized $H$-function
p. 73-75
On convolutions induced by automorphisms of the linear structure of an algebra
p. 76-78
The Bessel function on a~finite field
p. 79-82

Sommaire du Fascicule no. 3

Structure constants of the algebra of octaves. The Clifford equation
p. 3-6
An obstruction to the integrability of an infinitesimal deformation of a~$k$-dual structure
p. 7-13
On the $\alpha$-distribution theorem for normal manifolds of Killing type
p. 14-18
On moving Weyl spaces with a~decomposable line element
p. 19-24
On normal equations of affinely homogeneous convex surfaces of the space~$\mathbb R^3$
p. 25-32
On the geodesic flow on a~spherical tangent bundle of a~two-dimensional manifold with the Sasaki metric
p. 33-38
Surfaces with planar lines of curvature in Lobachevskii space
p. 39-46
On the geometry of pseudopotentials of a~third-order evolution equation.
p. 47-54
On the continuity and connectedness of the metric $\delta$-projection in a~uniformly convex geodesic space
p. 55-59
Linear connections on distributions of a~conformal space
p. 60-72
Molding hypersurfaces in Euclidean space
p. 73-74
A~theorem on general relations for a~tensor of the second rank in a~four-dimensional Riemannian space
p. 75-76
Horizontal lifts of tensor fields to sections of the tangent bundle
p. 77-80

Sommaire du Fascicule no. 4

On an algorithm for solving the Fredholm--Stieltjes equation
p. 3-10
Biorthogonal series generated by a~dihedral group
p. 11-15
The tensor product of abelian groups as a~Noetherian module over an endomorphism ring
p. 16-23
On elementary theories of semilattices of $n$-recursively enumerable degrees with respect to enumerability
p. 24-27
On a~multidimensional boundary Morera theorem for the matrix ball
p. 28-32
Construction of almost periodic solutions of linear differential and integrodifferential equations with deviating arguments
p. 33-37
On the definability of finite algebras by derived categories
p. 38-42
On the application of degree theory to the study of an oblique derivative problem
p. 43-52
Lower bounds for the maximal term of a~Dirichlet series
p. 53-57
Ricci curvatures of manifolds of Kaluza--Klein type
p. 58-61
On the uniqueness of the solution of inverse interpolation problems for classes of operators
p. 62-64
A~local two-radii theorem for $\mathcal M$-harmonic functions
p. 65-68
On an approximate solution of a~boundary value problem of wave diffraction by domains with an infinite boundary
p. 69-72
On multidimensional interpolation polynomials
p. 73-75
The regularizing factor method for solving a~homogeneous Hilbert problem with an infinite index
p. 76-79
Abstracts of papers deposited at VINITI
p. 80-81

Sommaire du Fascicule no. 5

On the invertibility of linear difference operators with constant coefficients
p. 3-11
Methods for solving a~linear integral equation with a~kernel having fixed singularities
p. 12-20
Averaging transformation of sets and functions on Riemann surfaces
p. 21-29
Stability of solutions with respect to part of the variables of stochastic functional-differential equations with respect to the first approximation
p. 30-35
A~two-cycle triangular skew-symmetric iterative method for solving strongly asymmetric systems
p. 36-42
Resonance boundary value problems for elliptic-type equations with discontinuous nonlinearities
p. 43-58
On the ill-posedness of boundary value problems for a~class of hyperbolic equations
p. 59-63
On a~mixed problem for a~second-order differential equation with respect to time
p. 64-71
$U$-sequences and almost isomorphisms of abelian $p$-groups with respect to fully invariant subgroups
p. 72-80

Sommaire du Fascicule no. 6

On the stability of the solution of the Cauchy problem for a~periodic functional-differential equation with distributed delay
p. 3-11
On necessary conditions for the negativity of the Green function for a~two-point problem
p. 12-22
On the properties of a~system of exponential solutions of differential-difference equations in Sobolev spaces
p. 23-29
On the representation of the Green operator of an abstract functional-differential equation
p. 30-33
On a~property of an almost periodic integral that depends on a~parameter
p. 34-43
On a~two-point boundary value problem for second-order linear differential equations with coefficients that take values on a~given set
p. 44-49
On the reducibility of nonlinear differential-equations to block-triangular form
p. 50-57
Two-sided estimates for solutions of an integrodifferential equation that describes the hematogenic process
p. 58-62
Search for solutions of linear differential-difference equations in the degenerate case
p. 63-70
The structure of the resolvent of a~system of renewal equations with a~difference kernel
p. 71-80

Sommaire du Fascicule no. 7

Polynomials of best approximation in a~metric of $L_p$ type
p. 3-6
Numerical integration of ordinary differential equations using parametric regularization
p. 7-14
Methods for solving nonlinear singular integral equations with monotone operators
p. 15-27
Arithmetic embeddings of simple central algebras into the algebra of matrices
p. 28-31
A~criterion for the spatial projectivity of operator algebras possessing a~canonical representation
p. 32-42
Conditional expectations on real $W^*$-algebras and $JW$-algebras
p. 43-47
The Cauchy problem for a~system of differential equations with two unknown functions of two arguments
p. 48-56
Criteria for basic simple-connectedness and their application to the solvability of the convolution equation
p. 57-64
Reconstruction of a~function with a~finite number of discontinuities of the first kind from noisy data
p. 65-68
Скомпонованные распределения проективного пространства
p. 69-72
Projective and correlative bending of the families $L^m_{2n-1}$
p. 73-76
Phenomenological symmetry and functional equations
p. 77-79
Analytic cycles on complex tori
p. 80-81

Sommaire du Fascicule no. 8

Approximation of functions by Fourier--Bessel sums
p. 3-9
Optimization of direct and projection methods for solving weakly singular integral equations
p. 10-19
On the behavior of a~conformal radius in subclasses of univalent domains
p. 20-28
On some properties of linear continuous transformations of Hilbert spaces
p. 29-37
Riesz summability of spectral expansions for finite-dimensional perturbations of a~class of integral operators
p. 38-50
Source representability and estimates for the rate of convergence of methods for the regularization of linear equations in a~Banach space. I
p. 51-59
On the convergence of series in locally convex spaces
p. 60-70
Two-dimensional homology of the complement of an algebraic curve in $\mathbb C^2$ and $(\mathbb C\setminus\{0\})^2$
p. 71-78
Solution of the fundamental boundary value problem for the $B$-biharmonic equation by the potential method
p. 79-81

Sommaire du Fascicule no. 9

Conditional estimates for stability in a~nonsymmetric eigenvalue problem
p. 3-12
A~spectral theorem in a~space with bilinear form
p. 13-19
The Riemann boundary value problem for a~half-plane with a~coefficient that exponentially decreases at infinity
p. 20-23
New versions of the collocation method for a~class of integrodifferential equations
p. 24-32
On a~problem in the theory of step formations
p. 33-37
Construction of almost periodic solutions of boundary value problems of the propagation of surface waves
p. 38-42
О~слойно проективных решетках малой геометрической размерности
p. 43-47
Continuity in the sense of Kudryavtsev of quasiconformal mappings
p. 48-50
On the problem of the deducibility of identities in finite rings
p. 51-58
Parametrization of simple branching solutions of full rank and iterations in nonlinear analysis
p. 59-65
Investigation of the solvability of variational problems in the nonlinear theory of thin shells
p. 66-74
Apropos a~theorem of Shapiro and Shields on the zeros of analytic functions of bounded growth
p. 75-79

Sommaire du Fascicule no. 10

An exterior inverse boundary value problem in a~combination of two parameters of Cartesian coordinates and a~polar angle
p. 3-10
Baire class of Lyapunov exponents of mechanical systems containing parameters
p. 11-17
A~geometric approach to the solution of some inverse problems in system analysis
p. 18-28
On K\"othe spaces with pre-equivalent unconditional basis
p. 29-35
Natural oscillations of a~beam with a~harmonic oscillator
p. 36-38
The averaging method in the problem of periodic solutions of quasilinear parabolic equations
p. 39-46
On $CR$-distributions defined on hypersurfaces
p. 47-52
On fixed points of operators with a~heterogeneous derivative
p. 53-57
On the existence of a~weak solution of a~problem of nonsaturated filtration consolidation
p. 58-68
On the cutting of a~multidimensional parallelepiped into parallelepipeds
p. 69-72
On the theory of an analogue of the Neumann problem for equations of mixed type
p. 73-80

Sommaire du Fascicule no. 11

On the stabilization of the solution of the Cauchy problem for a~first-order abstract differential equation
p. 3-13
The Riemann method for the Goursat problem for a~class of third-order differential equations
p. 14-16
On the nilpotency of Engel algebras
p. 17-21
The Gellerstedt problem for systems of equations of mixed type
p. 22-34
Spline approximations of the solution of a~singular integro-differential equation
p. 35-45
Spline approximations of the solution of a~singular integro-differential equation
p. 46-53
Three-webs defined by a~linear differential equation
p. 54-57
On completely idempotent pseudo-connections on semi-Riemannian and pseudo-Riemannian spaces and on concircular fields
p. 58-70
On the choice of parameters in the method of regularization of $L$-pseudo-inversion
p. 71-76
The Goursat problem for a~three-dimensional equation with a~higher derivative
p. 77-81

Sommaire du Fascicule no. 12

Nonlocal improvement of controls in dynamical systems that are quadratic with respect to the state
p. 3-9
On the problem of the synthesis of optimal systems
p. 10-20
Application of theorems on the alternative to the determination of normal solutions of linear systems
p. 21-31
Numerical methods for solving problems of optimal impulse control that are based on the variational maximum principle
p. 32-40
Algorithms in the method of centers with approximation of the set of admissible solutions
p. 41-45
A~combined relaxation method for generalized variational inequalities
p. 46-54
Iterative procedures for solving optimal control problems based on quasigradient approximations
p. 55-67
Generalized solution of multidimensional semilinear hyperbolic systems
p. 68-76
On the duality of various versions of the programmed iteration method
p. 77-88