Geodesic

Sommaire du Fascicule no. 1

On some classes of weakly Boolean rings
p. 11-14
Kolmogorov cohomology for abstract Boolean algebras with closure
p. 15-18
Singularly perturbed systems containing indeterminacy in the case of degeneracy
p. 19-22
The Cauchy problem for the Hopf equation corresponding to a quasi-linear parabolic equation
p. 23-26
Triangle products, prevarieties, and radical classes of linear representations of groups
p. 27-30
Universal manifolds and turnpike theorems for a class of optimal control problems
p. 31-34
A central limit theorem for Gibbsian random fields
p. 35-38
Regularity of convex hypersurfaces with a regular metric
p. 39-42
On the simultaneous regularizability of multidimensional boundary-value problems
p. 43-45
Extremal problems for Hardy classes of vector valued functions
p. 46-49
Probability density of states of linear dynamic systems with variable parameters
p. 50-53
Dynamic equations in the theory of anisotropic plates
p. 54-57
On the undular character of hypsographic curve and some hypsometric specificities of the Martian surface
p. 58-61
On some possible applications of concentration waves
p. 62-63
Direct measurements of luminescence quantum yield from metastable state of $^4F_{3/2}\mathrm{Nd}^{3+}$
p. 64-67
On the solution of a three-dimensional inverse problem of gravimetry by the method of construction of families of bodies possessing weak uniqueness and equivalent to field sources according to several harmonic moments
p. 80-83
Structure of the upper mantle of north-eastern regions of the European platform according to seismic data
p. 84-87
X-Ray spectral study of silicates. I.~Structure of silicon $L_{\mathrm{II},\mathrm{III}}$ band
p. 88-91
Crystalline structure of lanthanum perrhenate, $\mathrm{La}(\mathrm{ReO}_4)_3\cdot4\mathrm{H}_2\mathrm{O}$
p. 92-94

Sommaire du Fascicule no. 2

On recursive characterizations of sets obtainable by means of $R^c$-operations
p. 257-260
On the preservation of shapes under mappings
p. 261-264
Uniform Boolean algebras
p. 265-268
On the extension of functions with preservation and with deterioration of the differential properties
p. 269-272
On a mixed problem for a class of hyperbolic-parabolic equations
p. 273-276
Scattering theory in terms of bilinear functionals
p. 277-280
Uniform asymptotics for multitype solutions of a nonlinear system with two degrees of freedom
p. 281-284
The avoidance of contact in $n$-person differential games
p. 285-288
Complexity of approximate solution of combinatorial problems
p. 289-292
On a representation of a meromorphic function and its application
p. 293-296
Subgroups with a common component
p. 297-300
On some semantic characteristics of Turing machines
p. 301-304
SR-type probability distribution
p. 305-308
A generalization of Schwartz's algorithm in the case of regions which are in contact without overlap
p. 309-312
Proof of a Polya hypothesis
p. 313-315
Spectral and spatial structure of the thermal radiation field under conditions of Martian turbid atmosphere
p. 316-319
Investigation of anomalous relations between stable isotopes of some elements
p. 329-331
On the problem of formation of the ionosphere stationary $F$-region
p. 332-334
Crystalline structure of $\mathrm{CsIn}(\mathrm{SeO}_4)_2\cdot2\mathrm{H}_2\mathrm{O}$
p. 335-337

Sommaire du Fascicule no. 3

Supermanifolds
p. 505-508
On the $l$-completeness of functions with delays
p. 509-511
Structural properties of homogeneous circuits with saturation-type limiters
p. 512-515
The validity of ``Cebysev's principle'' for a two-parameter family of weight functions
p. 516-518
On the behavior on the boundary of solutions of a degenerate second-order elliptic equation
p. 519-522
Local approximation of periodic functions by linear polynomial methods
p. 523-524
On the construction of stable difference schemes for solving nonlinear boundary value problems
p. 525-528
Investigation of a system of $n$ ``predator-prey'' pairs coupled by competition
p. 529-531
Iterative algebras of continuous functions
p. 532-535
Gibbs states in the spherical model
p. 536-539
On the unsolvability of $n$-groups of odd and biprimary orders
p. 540-542
An estimate of the eigenvalues of an elliptic differential operator of divergence form for domains close to an ellipsoid
p. 543-545
Third order spectral measure for a stationary process
p. 546-548
On the distribution of zeros of entire functions of generalized completely regular growth of variable order
p. 549-552
On Watson operators with power kernels
p. 553-556
Location of the maximal upper zero of a monotonic logic-algebra function
p. 557-560
Predicting-model synthesis of optimal controls
p. 561-562
The Liouville theorem for weakly relativistic systems
p. 563-565
Measurement of rock density in wells by means of gamma-quantum generator
p. 569-572
On some regularities of the occurrence of earthquakes
p. 573-576
Measurement of the reflection coefficient of coherent component of sound field reradiated by the ocean surface
p. 577-579
Neutron diffraction study of aqueous sodium chromate,
p. 580-582
Поправки к статье ``О сходимости и ограниченности в $\psi(L)$ ряда Фурье монотонной функции'' (ДАН, т.~220, \No~5, 1975~г.)
Поправки к статье ``Предельное поведение числа решений системы случайных линейных уравнений над конечным полем и конечным кольцом'' (ДАН, т.~221, \No~4, 1975~г.)

Sommaire du Fascicule no. 4

On the problem of stability of a minimal surface in a Riemannian space of positive curvature
p. 745-747
On the stability of difference schemes for linear ordinary differential equations
p. 748-751
On theorems of Giraud type for a second-order elliptic operator weakly degenerate near the boundary
p. 752-755
On closed images of metric spaces
p. 756-759
On estimates for rational trigonometric sums of a special form
p. 760-763
Construction of all Hausdorff and all $H$-closed extensions of topological spaces
p. 764-767
Fourier series for some classes of $A$-integrable functions
p. 768-770
Solutions with estimates of the H.~Lewy and Poincar\'e--Lelong equations. The construction of functions of a Nevanlinna class with given zeros in a strictly pseudoconvex domain
p. 771-774
On a problem of Dugue
p. 775-778
A principle for evolving systems
p. 779-782
Limiting energy conditions for motion of mechanical systems with variable masses
p. 783-785
Equations of the moments theory of shells
p. 786-789
Stability of plates with a hole
p. 790-793
Equations of generalized thermoelasticity for bodies with thin inclusions
p. 794-797
An investigation of stimulated radiation of cubic crystals of $\mathrm{YScO}_3$ with $\mathrm{Nd}^{3+}$ ions
p. 798-801
On the time of emission of low-energy neutrons of $^{252}\mathrm{Cf}$ fission
p. 802-805
Thermofluctuating nature of the dimensional strength effect
p. 806-809
Properties of neutral pion generation in multiple processes under conditions of ultrahigh energies
p. 810-813
Crystal structure of rare-earth germanate,
p. 817-820
Temperature dependence of proton mobility in thin adsorption films on faces of single crystals of
p. 821-823

Sommaire du Fascicule no. 5

Infinite products of $k$-spaces
p. 993-995
Bisingular integral operators and boundary value problems of the theory of analytic functions in spaces of generalized functions
p. 996-999
On the spectrum, eigen- and spectral functions of singular elliptic operators
p. 1000-1003
On the construction of r-even solutions of singular differential equations
p. 1004-1007
On the boundary value problem of linear conjugation with measurable coefficients
p. 1008-1011
The Cauchy--Dirichlet problem for Hamilton-Jacobi equations of eikonal type
p. 1012-1015
On the mass transfer problem
p. 1016-1019
On the local perturbation theory of a problem of mathematical programming in a Banach space
p. 1020-1023
Interpolation theorems in massives of Banach spaces
p. 1024-1027
On a projection-iterative algorithm for operator equations of the first kind with a perturbed operator
p. 1028-1029
Plotting movements of manipulatory systems
p. 1030-1033
On one mathematical model and method of solving problems of the displacement of track
p. 1034-1037
Spin detonation of gases in a cylindrical chamber
p. 1038-1041
Statistical model of flow in a region of incomplete saturation of a porous medium
p. 1042-1045
Theory of the bifurcation of dynamical systems and dangerous boundaries
p. 1046-1049
On the reciprocity principle in the acoustics of viscoelastic medium
p. 1050-1052
Holography using Fabry--Perot interferometer
p. 1053-1055
Variational calculation of atom and ion energy in plasma
p. 1056-1058
Crystal structure of a new monoclinic modification of acid $\mathrm{K}$-iodate,
p. 1066-1068
On crystal structure of a new ortho-germanate,
p. 1069-1072

Sommaire du Fascicule no. 6

Approximate solution of singular integral equations
p. 1241-1244
Intuitionistic analysis and intermediate logics
p. 1245-1247
Asymptotic behaviour of a product of random matrices that depend on a parameter
p. 1248-1251
On extrema of functionals with deviating argument
p. 1252-1255
Extremal problems with convex functionals that are lower semicontinuous with respect to convergence in measure
p. 1256-1259
On the perturbation theory of nonsmooth extremal problems with constraints
p. 1260-1263
On subordination relations for concave functions of selfadjoint operators
p. 1264-1267
Periodic solutions of linear systems with a small parameter in the derivative
p. 1268-1271
The structure of a certain game-theoretic approach problem
p. 1272-1275
On a problem of Stefan type with discontinuous moving boundary
p. 1276-1278
Construction of the manipulation system motions in the medium with obstacles
p. 1279-1282
Morphological concepts in problems of image analysis
p. 1283-1286
Spatial potential flows with free boundary
p. 1287-1289
Existence theorems for solutions of the fundamental problems of the dynamics of inhomogeneous anisotropic unbounded elastic bodies
p. 1290-1292
Diffuse reflection of light by the inhomogeneous atmosphere
p. 1293-1296
Effect of axial compression on surface polaritons in strontium titanate
p. 1297-1299
On the possibility of using the residuals of $P$ wave arrivals for the prediction of strong earthquake time
p. 1308-1311
On the anomaly of ionic composition of the equatorial $\mathrm{F}2$ region of the ionosphere
p. 1312-1314
Anomalous temperature dependence of the remanent magnetization of ferromagnets
p. 1315-1317
Поправки к статье ``Распределение собственных значений эллиптических операторов'' (ДАН, т.~221, \No~2, 1975~г.)