Vol. 104, No. 3, 2021

Doklady Mathematics

On Stable Random Variables with a Complex Stability Index

I. A. Alexeev p. 317 abstract

Uniqueness of a Probability Solution to the Kolmogorov Equation with a Diffusion Matrix Satisfying Dini’s Condition

V. I. Bogachev and S. V. Shaposhnikov p. 322 abstract

On the Spectrum of a Non-Self-Adjoint Quasiperiodic Operator

D. I. Borisov and A. A. Fedotov p. 326 abstract

Local Marchenko–Pastur Law for Sparse Rectangular Random Matrices

F. Götze, D. A. Timushev and A. N. Tikhomirov p. 332 abstract

On the Maximal Cut in a Random Hypergraph

P. A. Zakharov and D. A. Shabanov p. 336 abstract

Properties of an Aggregated Quasi-Gasdynamic System of Equations for a Homogeneous Gas Mixture

A. A. Zlotnik and A. S. Fedchenko p. 340 abstract

On a Family of Complex-Valued Stochastic Processes

Academician of the RAS I. A. Ibragimov, N. V. Smorodina and M. M. Faddeev p. 347 abstract

Proof of Stability in the Brower–Paul Problem

A. P. Ivanov p. 351 abstract

Dependence of the Dynamics of a Model of Coupled Oscillators on the Number of Oscillators

A. A. Kashchenko p. 355 abstract

Construction of Families of Equations to Describe Irregular Solutions in the Fermi–Pasta–Ulam Problem

S. A. Kashchenko p. 360 abstract

Mathematical Structures Related to the Description of Quantum States

Academician of the RAS V. V. Kozlov and O. G. Smolyanov p. 365 abstract

Application of the CABARET Scheme for Calculating Discontinuous Solutions of a Hyperbolic System of Conservation Laws

V. V. Ostapenko and V. A. Kolotilov p. 369 abstract

Hybrid Grid-Characteristic Schemes for Arctic Seismic Problems

Corresponding Member of the RAS I. B. Petrov, V. I. Golubev and E. K. Guseva p. 374 abstract

Mathematical Modeling of Neo-Hookean Material Growth

Corresponding Member of the RAS P. I. Plotnikov p. 380 abstract

Phaseless Problem of Determination of Anisotropic Conductivity in Electrodynamic Equations

Corresponding Member of the RAS V. G. Romanov p. 385 abstract

Quotients of Severi–Brauer Surfaces

A. S. Trepalin p. 390 abstract

Tensor Invariants of Geodesic, Potential, and Dissipative Systems on Tangent Bundles of Two-Dimensional Manifolds

M. V. Shamolin p. 394 abstract

Trajectory of an Observer Tracking the Motion of an Object around a Convex Set in ${{\mathbb{R}}^{3}}$

Academicain of the RAS V. I. Berdyshev p. 399 abstract