Contents
Doklady Mathematics


Vol. 87, No. 2, 2013

A simultaneous English language translation of this journal is available from Pleiades Publishing, Ltd.
Distributed worldwide by Springer. Doklady Mathematics ISSN 1064-5624.

Translated from Doklady Akademii Nauk, Volume 449, Nos. 1–6, 2013


Volume 87, March–April.

Mathematics

On Basis Properties of Root Functions of a Boundary Value Problem
Containing a Spectral Parameter in the Boundary Conditions

Z. S. Aliev p. 137  abstract

A Ratio between the Lengths of the Edges of the Equator of a Flexible Suspension
in the Lobachevsky 3-Space

D. A. Slutskiy p. 140  abstract

Functions of Bounded Variation on Infinite-Dimensional Spaces with Measures

V. I. Bogachev and E. A. Rebrova p. 144  abstract

Global Convergence in the Strong Norm of an Iterative Method
for the Nonstationary Navier–Stokes Problem

M. E. Bogovskii p. 148  abstract

On Solution of Large Systems of Linear Equations with Block-Toeplitz Banded Matrices

A. N. Malyshev p. 153  abstract

Weighted Edge Finite Element Method for Maxwell’s Equations with Strong Singularity

V. A. Rukavishnikov and A. O. Mosolapov p. 156  abstract

Statistical Properties of Finite Continued Fractions with Fixed Denominator

M. O. Avdeeva and V. A. Bykovskii p. 160  abstract

Asymptotics of Solutions of Differential Equations
with Degeneracies in the Case of Resonance

M. S. Volnukhin p. 164  abstract

Nonlinear Averaging Function of Maslov and Mathematical Models in Economics

V. A. Kostin, A. V. Kostin, and D. V. Kostin p. 167  abstract

Distance Ramsey Numbers

A. B. Kupavskii and M. V. Titova p. 171  abstract

Function Spaces with Extremal Properties

E. M. Semenov and F. A. Sukochev p. 175  abstract

Fast Canonical Labeling of Random Subgraphs

M. I. Tikhomirov p. 178  abstract

Superfractal Finite Controls and the Baire Principle in Distributed Oscillating Systems

A. N. Agadzhanov p. 181  abstract

Tensor Products of Clifford Algebras

N. G. Marchuk p. 185  abstract

On Automorphisms of Strongly Regular Graphs with Parameters (486, 100, 22, 20)

A. A. Makhnev and D. V. Paduchikh p. 189  abstract

Solution of an Abstract Cauchy Problem with Nonlinear and Random Perturbations
in the Colombeau Algebra

I. V. Melnikova and U. A. Alekseeva p. 193  abstract

On a Characterization of a Convolution of Gaussian and Idempotent Distributions

G. M. Feldman p. 198  abstract

Arithmetic Identities Associated with Quadratic Forms and Their Applications

V. A. Bykovskii and M. D. Monina p. 202  abstract

Uniqueness Classes of Solutions of Two-Phase Coefficient Inverse Stefan Problems

N. L. Gol’dman p. 205  abstract

The Matrix Equations AX + BXT = C and AX + BX* = C

Khakim D. Ikramov and Yu. O. Vorontsov p. 211  abstract

On Measurable Polynomials on Infinite-Dimensional Spaces

L. M. Arutyunyan and I. S. Yaroslavtsev p. 214  abstract

Dunkl Convolution Operators and Their Properties

K. R. Zabirova and V. V. Napalkov p. 218  abstract

Criteria for the Existence of Homoclinic Orbits of Systems Lu and Chen

G. A. Leonov p. 220  abstract

Edge-Symmetric Distance-Regular Covers of Cliques: Affine Case

A. A. Makhnev, D. V. Paduchikh, and L. Yu. Tsiovkina p. 224  abstract

Decoupling of Hydrodynamic-Type Systems into Block Triangular Interacting Subsystems

D. V. Tunitsky p. 229  abstract

Generalized Solution of a Normal System of Ordinary Differential Equations

E. G. Shifrin p. 232  abstract


Mathematical Physics

Reductions of the Stationary Boundary Layer Equation with a Pressure Gradient

A. V. Aksenov and A. A. Kozyrev p. 236  abstract

On the Topology of Steady-State Solutions of Hydrodynamic and Vortex Consequences
of the Vlasov Equation and the Hamilton–Jacobi Method

V. V. Vedenyapin and M. A. Negmatov p. 240  abstract


Control Theory

Controllability Research on Affine Systems

S. V. Emel’yanov, A. P. Krishchenko, and D. A. Fetisov p. 245  abstract

Characteristic Equation for a Multivariable Linear Periodic System with Delay

B. P. Lampe and E. N. Rosenwasser p. 249  abstract

Construction of Observers for Bilinear Systems of Special Type

A. V. Il’in, O. I. Goncharov, and V. V. Fomichev p. 254  abstract


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