Contents

Doklady Mathematics

Vol. 105, No. 3, 2022

Detailed Publications

Randomization and Entropy in Machine Learning and Data Processing

Academician of the RAS Yu. S. Popkov p. 135  abstract

Mathematics

On the Extremum Control Problem with Pointwise Observation for a Parabolic Equation

I. V. Astashova, D. A. Lashin and A. V. Filinovskiy p. 158  abstract

Mathematical Modeling of Gas Hydrate Dissociation in Porous Medium Taking into Account Ice and Salinity

Yu. A. Poveshchenko, G. I. Kazakevich, V. O. Podryga and P. I. Rahimly p. 162  abstract

An Inverse Problem for a Semilinear Wave Equation

Corresponding Member of the RAS V. G. Romanov p. 166  abstract

On Convergence of Finite-Difference Shock-Capturing Schemes in Regions of Shock Waves Influence

O. A. Kovyrkina, V. V. Ostapenko and Corresponding Member of the RAS V. F. Tishkin p. 171  abstract

Solving Nonlinear Inverse Problems Based on the Regularized Modified Gauss–Newton Method

Corresponding Member of the RAS V. V. Vasin p. 175  abstract

On Derivation of Equations of Electrodynamics and Gravitation from the Principle of Least Action, the Hamilton–Jacobi Method, and Cosmological Solutions

V. V. Vedenyapin p. 178  abstract

Computer Science

Methods for Organization of Iteration Loops in Calculating Dynamic Modes of Large Circuits Based on Decomposition

V. N. Gridin, V. I. Anisimov and S. A. Vasiliev p. 183  abstract

The Software System LingvoDoc and the Possibilities It Offers for Documentation and Analysis of Ob-Ugric Languages

Yu. V. Normanskaja, O. D. Borisenko, I. B. Beloborodov and Academician of RAS A. I. Avetisyan p. 187  abstract

Mathematical Physics

On Numerical Modeling of Fiber Deformation and Destruction under Impact Load

Corresponding Member of the RAS I. B. Petrov, A. V. Vasyukov, K. A. Beklemysheva, E. S. Onuchin and N. A. Tovarnova p. 207  abstract