Contents
Doklady Mathematics


Vol. 81, No. 1, 2010

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 430, Nos. 1–6, 2010


Volume 81, January–February.

Mathematics

The Geometry of Extremals with Countably Many Contact Points
with the Boundary of the Phase Constraint

M. I. Zelikin and V. F. Borisov p. 1  abstract

Controllability Criterion for Stationary Systems

A. V. Zubov, V. V. Dikusar, and N. V. Zubov p. 6  abstract

On Complex Matrices that Can Be Made Real by a Unitary Similarity Transformation

Kh. D. Ikramov p. 8  abstract

Properties of C1-Smooth Functions Whose Gradient Range Has Topological Dimension 1

M. V. Korobkov p. 11  abstract

One Application of the Chinese Remainder Theorem to the Vigenére Cipher

M. P. Mineev and V. N. Chubarikov p. 14  abstract

Some Properties of One-Dimensional Unimodal Mappings

E. V. Nedostupov, D. A. Sarancha, E. N. Chigerev, and Yu. S. Yurezanskaya p. 16  abstract

Theorems on Existence, Stability, and Higher Regularity
of Solutions of Differential Inclusions

M. A. Sychev p. 22  abstract

The Asymptotic Behavior of Solutions to Linear Ordinary Differential Systems
with a Parameter on the Half-Axis

A. I. Vagabov p. 25  abstract

On the Negative Spectrum of an Elliptic Operator

R. V. Guseinov p. 28  abstract

Necessary and Sufficient Conditions for the Boundedness of Solutions
to Two-Dimensional Quadratic Systems in a Positively Invariant Half-Plane

G. A. Leonov p. 31  abstract

Existence Theorems and Qualitative Properties of Solutions to Parabolic Equations
with a Variable Order of Nonlinearity

Yu. A. Alkhutov and V. V. Zhikov p. 34  abstract

Collective Phenomena in Lattices of Weakly Interacting Mappings

M. L. Blank p. 39  abstract

Samuelson’s Webs

V. V. Gol’dberg and V. V. Lychagin p. 43  abstract

Lp Theory of Second-Order Elliptic Operators with Discontinuous Coefficients

A. A. Dudkina p. 47  abstract

The Weak Zero-One Laws for the Random Distance Graphs

M. E. Zhukovskii p.51  abstract

Arithmetic of Quadratic Fields and Torsion in Jacobians

V. P. Platonov p. 55  abstract

On the Weak Convergence of Fluxes to a Flux

V. V. Zhikov p. 58  abstract

Conditions for Unique Solvability of the Matrix Equation AX + XTB = C

Kh. D. Ikramov p. 63  abstract

Nonstationary Version of Zhikov’s Compensated Compactness Lemma
and Its Application to the Solvability of the Generalized Navier–Stokes Equations

S. E. Pastukhova p. 66  abstract

Doubly Periodic Solutions of First-Order Uniformly Elliptic Systems

D. S. Safarov p. 72  abstract

Discriminant Analysis of High-Dimensional Data over Limited Samples

V. I. Serdobolskii p. 75  abstract

Tensor Products of Functionals and Their Application

N. Temirgaliev p. 78  abstract

The Lower Asymptotically Exact Constant in the Central Limit Theorem

I. G. Shevtsova p. 83  abstract

Integral Estimates for Differentiable Functions on Irregular Domains

O. V. Besov p. 87  abstract

Stabilization of the Solution to the Cauchy Problem for a Parabolic Equation
with Nonzero Lower Order Coefficients in Classes of Increasing Initial Functions

V. N. Denisov p. 91  abstract

On Integral Representations of Correct Restrictions and Regular Extensions
of Differential Operators

T. Sh. Kal’menov, B.E. Kanguzhin, and B. D. Koshanov p. 94  abstract

Any Solubly Saturated Hereditary Lattice Formation Is Saturated

S. F. Kamornikov p. 97  abstract

Polynomial Criteria for the frame0-Sufficiency of Jets in Classes of Finitely Smooth Mappings

V. S. Kozyakin p. 101  abstract

A Smoothing Inequality

I. G. Shevtsova p. 105  abstract

On the Homology of Subvarieties of Toric Varieties

N. A. Bushueva p. 108  abstract

On a Scale of Hardy-Type Integral Inequalities

Yu. A. Dubinskii p. 111  abstract

Solutions to Systems of Linear Fredholm Integral Equations of the Third Kind

M. I. Imanaliev and A. Asanov p. 115  abstract

An Improvement of the Berry–Esseen Inequalities

V. Yu. Korolev and I. G. Shevtsova p. 119  abstract

On Various Characteristics Affecting the Local Convergence Rate
of Biorthogonal Series Related to Ordinary Differential Operators

I. S. Lomov p.124  abstract


Mathematical Physics

2-Adic Numbers in Genetics and Rumer’s Symmetry

S. V. Kozyrev and A. Yu. Khrennikov p. 128  abstract

Von Mises- and Crocco-Type Transformations: Order Reduction
of Nonlinear Equations, RF-Pairs, and Bäcklund Transformations

A. D. Polyanin p. 131  abstract

Use of Weak Noise for Real-Time Control of Strong Noise Suppression
in a Shielded Subdomain

V. S. Ryaben’kii p. 137  abstract

Variational Principle for Periodic Orbits of Invertible Dynamical Equations

V. V. Kozlov p. 139  abstract


Computer Science

Regression-Type Problems under Zero Median Noise

P. I. Balk (Germany) p. 142  abstract

Fourth-Order Accurate Bicompact Schemes for Hyperbolic Equations

B. V. Rogov and M. N. Mikhailovskaya p. 146  abstract


Control Theory

Extremum Problems of Boundary Control for a Stationary Thermal Convection Model

G. V. Alekseev and D. A. Tereshko p. 151  abstract

Optimization of the Moment of Measuring Phase Vectors in Evasion Problems

S. A. Brykalov p. 156  abstract

The Relationship between Returns-to-Scale Properties of Interior Points
and Vertex Points in DEA Models

V. E. Krivonozhko and F. R. Førsund p. 159  abstract

On the Synthesis of Optimal Control for Second-Order Systems

A. M. Formal’skii p. 164  abstract


Errata

Erratum: “The Maximal Section Algorithm in the Monte Carlo Method”
[Dokl. Math. 80 (2), 671–673 (2009)]

G. A. Mikhailov and T. A. Averina p. 168

Erratum: “Sharp Estimates for Functions of Class frame1(–1, 1)”
[Dokl. Math. 80 (2), 713–715 (2009)]

G. A. Kalyabin p. 169


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