Geodesic

Sommaire du Fascicule no. 1

The weak topology in vector lattices
p. 3-14
О~единственности решения прямой задачи сопла Лаваля
p. 15-17
Inverse problems on the central motion of a~point of variable mass
p. 18-20
On the theory of a~nonclosed generalized Green matrix
p. 21-27
Operators of potential type with logarithmic kernels of arbitrary nonnegative orders
p. 28-37
Identities of successively annihilating bands of semigroups
p. 38-45
Decomposition of $n$-dimensional manifolds into simple manifolds
p. 46-50
The metric projection and connectedness of sets in linear normed spaces
p. 51-53
A certain enumeration of one-place predicates
p. 54-60
Noether theory for integral equations of the third kind in spaces of continuous and generalized functions
p. 61-69
$\pi$-homogeneous spherically symmetric generalized functions on $K^n$
p. 70-75
Convergence of the collocation method and of the method of mechanical quadratures for systems of singular integral equations
p. 76-79
Invariant connections on reductive homogeneous spaces
p. 79-82
Ordered quasigroups
p. 82-86

Sommaire du Fascicule no. 2

A~method for obtaining error estimates in the solution of ill-posed problems
p. 3-6
On the theory of generalized rings, modules and linear algebras
p. 7-24
On the question of the solvability of a~linear operator equation
p. 25-30
The stability of the solutions of inverse boundary value problems for multiply connected domains in the case of the parameter~$x$
p. 31-41
Extremal problems in definite classes of entire functions of two variables
p. 42-47
The magnitude of the regularization parameter in the quasireversibility method
p. 48-51
Approximation of functions by continued fractions
p. 52-58
The convergence of an iterative process for ordinary differential equations
p. 59-65
A~boundary value problem with nonmutually single-valued shifts on a~countable set of circles
p. 66-69
$\mathfrak{R}\mathrm{NA}$-solvable structures
p. 69-72
Singular integral equations in weighted spaces
p. 73-75
Lifting of tensor fields and connections to the space of $r$-jets
p. 76-79

Sommaire du Fascicule no. 3

Lattice isomorphisms of nilpotent semigroups
p. 3-11
On the theory of generalized rings, modules and linear algebras
p. 12-27
The principle of limit amplitude for domains of paraboloid type
p. 28-37
Exponential decrease at infinity of the solutions of multidimensional equations of convolution type in cones
p. 38-44
Divergence of Lagrange interpolation processes on sets of second category
p. 45-52
On the theory of extensions and generalized resolvents of symmetric, dissipative and accumulative relations in Hilbert space with a regular $G$-metric
p. 53-66
Singular integral operators on the axis with fractionally linear shift in spaces with a~weight
p. 67-73
The method of mechanical quadratures for systems of singular integral equations
p. 73-76
Some remarks on isols
p. 76-79

Sommaire du Fascicule no. 4

Semiprime algebras with a~one-sided ideal that satisfies a~polynomial identity
p. 3-13
A~family of Hill equations with common characteristic exponents
p. 14-16
New Ricci type identities in a~subspace of a~space with asymmetric affine connection
p. 17-27
A~Sturm--Liouville boundary value problem for a~nonlinear system
p. 28-32
Error estimates in the approximation of semigroups of operators by Pad\'e fractions
p. 33-38
The reduction principle for a~class of integro-differential equations
p. 39-45
Some questions of the theory of oscillation of solutions of differential equations with deviating argument
p. 46-52
Rings in which all subrings are meta-ideals of finite index
p. 53-67
Calculation of coefficients of a~Weierstrass pseudopolynomial
p. 68-70
Groups of almost projective motions of spaces with affine connection
p. 71-75
Convergence of an iteration process for ordinary differential equations with unbounded nonlinearitie
p. 75-78

Sommaire du Fascicule no. 5

Asymptotic behavior of the approximation of continuous functions of classes $\operatorname{Lip}\alpha$ by Jackson polynomials
p. 3-12
Integral relations for Meijer $G$-functions and representations of the $n$-dimensional Lorentz group
p. 13-19
Estimates for higher-order cumulants of sums of weakly dependent variables
p. 20-28
Solution of the Cauchy--Goursat problem for an equation with two lines of degeneracy of the second kind
p. 29-40
Conditions for the equivalence of $(\bar R,p_n$ and $(J,p_n)$ methods of summability
p. 41-51
Behavior of the solutions of systems with a~transformed argument with small perturbation
p. 52-57
A~stable nonlinear iteration process
p. 58-62
The structure of tensor bundles.~I
p. 63-73
Associative and Leibniz algebras of distributions
p. 74-77
A weak Riemannian structure on a~group of diffeomorphisms
p. 78-80
On the theory of the stability of thin shells
p. 80-82
Theories with inclusion
p. 83-86

Sommaire du Fascicule no. 6

A generalized boundary value problem for the Thomas--Fermi--Dirac equation
p. 3-5
Approximate solution of singular integral and integro-differential equations in the degenerate case
p. 6-15
Locally finite varieties of representations of groups
p. 16-27
Absolute exponential stability of nonlinear systems of differential equations with several delays
p. 28-32
Systems of singular integral equations with double degeneracy of the symbol matrix on open contours
p. 33-42
P.~Montel's uniqueness theorem in the case of $n$ ($n\ge 2$) variables and some of its applications
p. 43-51
Some inequalities in the theory of selfadjoint operators
p. 52-57
Derivatives of vector-valued measures
p. 58-65
Approximate solution of the Goursat problem by the spline-collocation method
p. 66-69
Fundamental orders on completely [0-] simple semigroups
p. 69-71
Dichotomy of linear extensions of dynamical systems
p. 72-74
Generalization of the concept of a~connexion in a~vector bundle
p. 74-77
A singular case of matrix singular integral operators
p. 77-80

Sommaire du Fascicule no. 7

Groups that are close to Gasch\"utz groups
p. 3-9
Extended Hermite--Fej\'er interpolation processes constructed for $f(x)=x^k$
p. 10-14
Relative duality and the Leray spectral sequence for a~proper morphism of complex spaces
p. 15-21
Ideal extensions and commutative bundles of finitely approximable semigroups
p. 22-30
The Carleman problem for a~polygon
p. 31-40
Implicit difference schemes and an iteration method for their solution for a~class of systems of quasilinear equations
p. 41-52
Approximate solution of functional equations with nondifferentiable operators by the linearization method.~I
p. 53-61
Collections of pairwise incomparable linear orders of a~given degree of dispersal
p. 62-65
Conditions under which finitely presented algebras are free
p. 66-68
On the approximate solution of integral equations with a~weak singularity
p. 69-72
The general linear programming problem in ordered spaces and some of its applications
p. 72-75
Lacunary series and conjugate functions
p. 76-79
A~system of singular integral equations in a special case as an ill-posed problem
p. 79-83
Special connections on surfaces of a~space over an algebra
p. 83-87
A structure defined by two commuting affinors
p. 87-90
A class of Appell functions for doubly periodic groups
p. 90-93
Fiberings on some classes of Riemannian manifolds
p. 93-96

Sommaire du Fascicule no. 8

Periodic varieties of associative rings
p. 3-13
Estimates of the norm of a~function of a~Hilbert--Schmidt operator
p. 14-19
Exact values of best one-sided approximations of certain classes of periodic functions
p. 20-25
Exponentiation of permutation groups.~I
p. 26-33
The method of linearized residuals for accelerating the convergence of an iteration method
p. 34-44
An inverse boundary value problem for domains that are holomorphically equivalent to the bidisc
p. 45-53
The analogue of a~theorem of A.~Zygmund for Legendre polynomials
p. 54-59
Membership of the sum of a~cosine series with monotone coefficients in a~symmetric space
p. 60-64
An iteration method for solving a~convex programming problem with an infinite system of constraints
p. 65-69
On the error of uniform approximation of functions of two variables by a~sum of functions of one variable
p. 70-73
Stability of stochastic difference systems
p. 74-78
A~bifamily of planes in $A_n$
p. 79-82
The method of mechanical quadratures for singular integral equations
p. 82-87
An equation of convolution type and singular integral equations in the exceptional case
p. 87-93
Semigroups of endomorphisms of ordered sets, complete with respect to division
p. 93-95

Sommaire du Fascicule no. 9

Finite groups, the maximal chains of whose subgroups contain $p$-subnormal subgroups
p. 3-10
The Frankl' problem with a~shift
p. 11-20
The modified Tricomi problem for the equation $u_{xx}+yu_{yy}+(-n+1/2)u_y=0$
p. 21-28
On the solution of the linear Hilbert problem in a~special case
p. 29-40
Linearly invariant extensions of families of analytic functions
p. 41-47
Growth of analytic characteristic functions of probability laws
p. 48-52
A class of $V_p$ surfaces in a~Euclidean space $E_{p+2}$
p. 53-57
Determination of the boundary of the domain of absolute convergence of multiple Dirichlet series
p. 58-61
ntegral equations with generalized logarithmic and power kernels.~IV
p. 62-74
Invariant measures on Boolean algebras
p. 75-76
Some approximate methods of solution of linear singular integral equations.
p. 77-81
Liouville-type theorem for solutions of systems of partial differential equations
p. 81-84
Inverse boundary value problem for domains meromorphically equivalent to a~bidisc
p. 84-88
Three-dimensional spaces of support vector densities with a~group of homotheties $P_r$ and motions $G_r$ ($u\le 4$)
p. 88-91

Sommaire du Fascicule no. 10

Mathematics in Kazan University over~175 years (1804--1979)
p. 3-13
The development of mechanics in Kazan University
p. 14-23
Difference schemes of an arbitrary order of accuracy for quasilinear elliptic equations
p. 24-37
The relation between products of generalized functions
p. 38-46
Convergence of certain iteration processes for a~nonlinear boundary value problem
p. 47-56
A boundary value problem for the equation $u_{xx}+yu_{yy}+(-n+1/2)u_y=0$
p. 57-63
Continuous dependence of the state of a~system on the control in parametric families of spaces
p. 64-73
Integral equations with generalized logarithmic and power kernels.~V
p. 74-87
Spline-methods for solving differential and integro-differential equations
p. 87-91
Analogues of the Cauchy kernel on a~Riemann surface and some of their applications
p. 91-94
Proof of the solvability of certain mixed inverse boundary value problems for a~regular function
p. 94-98
The Hausdorff set of a~matrix
p. 98-100

Sommaire du Fascicule no. 11

Extensions of commutative semigroups
p. 3-12
An operator method of solution of ordinary differential equations in generalized functions.
p. 13-25
Abelian torsion-free groups and their rings of endomorphisms
p. 26-33
Uniform regularization of ill-posed problems
p. 34-39
Discontinuous solutions of irregular variational problems
p. 40-47
Approximation of functions with variable smoothness in the $L_p$ metric
p. 48-54
Approximate calculation of multidimensional singular integrals with Hilbert-type kernels
p. 55-60
Inequalities for sourcelike representable functions
p. 61-64
Maximal sets of integers that do not contain an arithmetic progression of length~3 on $[0;3^n-1]$
p. 65-68
A~noncommutative analogue of the space $L_p$
p. 69-77
Homogeneous spaces generated by an algebra and their morphisms
p. 77-80
Equations for nonlinear filtering of semimartingales
p. 80-84
General Tauberian theorems for absolute summability
p. 84-87
Mean approximation of functions by Fourier--Laguerre sums
p. 87-93

Sommaire du Fascicule no. 12

The method of integral equations for approximate solution of nonlinear boundary value problems
p. 3-13
The structure of quasivarieties of models
p. 14-20
Compact approximation of singular integro-differential equations with a~Hilbert kernel
p. 21-26
$r$-quasi-analytic vectors on $K$-spaces
p. 27-34
Линейная регуляризуемость отображений, обратных к~линейным операторам
p. 35-38
Tests for the convergence of interpolation processes
p. 39-44
Eliminability of the quantifiers $Q_0$ and $Q_1$ on symmetric groups
p. 45-47
Weakly semirecursive sets
p. 48-50
Calculation of the genus and the Weierstrass points of a~fundamental polygon of a~functional group
p. 51-56
Affinor structures on vector bundles.~I
p. 56-61
Optimization of quadrature formulas with multiple nodes for singular integrals
p. 62-66
Gevrey operator classes with respect to a~hypoelliptic operator
p. 67-69
Approximate solution of a~singular characteristic integral equation
p. 69-72
$\mathfrak A$-planar transformation of a~onnection in real realizations of manifolds over algebras
p. 72-76
Linear singular integro-differential equations perturbed by nonlinear terms
p. 76-80
Corrections to our article: ``A~singular equation in spaces of test functions and generalized functions on a~closed contour in the exceptional case'' [Izv.\ Vys\v{s}.\ U\v{c}ebn.\ Zaved. Matematika 1975, no.~6(157)]
p. 80-81
Meeting-Seminar ``Gaussian random processes and fields. Properties of realizations''
p. 82-84