
Professor Ivan Denisovich Sofronov (on the occasion of his 75th birthday) M. K. Kerimov

1155 

On the optimization of a class of algorithms for solving nonsymmetric saddle point problems Yu. V. Bychenkov

1157 

An extension of the Jacobi algorithm for the complementarity problem in the presence of multivalence I. V. Konnov

1167 

Optimal control of the spread of an infectious disease with allowance for an incubation period E. Andreeva, N. A. Semykina

1174 

A fifthorder fivestage embedded method of the Dormand–Prince type I. V. Olemskoi

1181 

On a method for solving boundary value problems for linear differential algebraic system of equations A. A. Abramov, V. I. Ul'yanova, L. F. Yukhno

1192 

Grid approximation of the domain and solution decomposition method with improved convergence rate for singularly perturbed elliptic equations in domains with characteristic boundaries G. I. Shishkin

1196 

A posteriori error estimation of a finite difference solution based on adjoint equations and differential representations A. K. Alekseev

1213 

The maximum principle for the transport equation in the case of Compton scattering D. S. Konovalova

1226 

The dynamical system response to a small variation of the righthand side and finitedimensional analogues of the Fokker–Planck equation A. I. Noarov

1237 

Artificial boundary conditions for numerical simulation of subsonic gas flows L. V. Dorodnitsyn

1251 

Numerical analysis of the problem of heating of the multilayer heat shield of a descending space vehicle with allowance for ablation in external and internal heat shield layers A. A. Ivankov

1279 

Study of natural convective flows with unstable temperature stratification P. A. Anan'ev, P. K. Volkov

1289 

Calculation of the flow of rarefied gas around a circular cylinder at low Knudsen numbers I. N. Larina, V. A. Rykov

1304 

Convex cluster stabilization of classification algorithms as a means for finding collective solutions with high generalization ability D. P. Vetrov, D. A. Kropotov

1321 