Vol. 61, No. 6, 2021

Computational Mathematics and Mathematical Physics

On Interpolation of Some Recurrent Sequences

V. P. Varin p. 901 abstract

Fast Expansion Method for Evaluating Definite Integrals with a Variable Upper Limit and a Composite or Implicitly Defined Integrand

O. V. Leshonkov, E. A. Soboleva and A. D. Chernyshov p. 914 abstract

Justification of the Collocation Method for an Integral Equation of the Exterior Dirichlet Problem for the Laplace Equation

M. N. Bakhshaliyeva and E. H. Khalilov p. 923 abstract

Biharmonic Problem with Dirichlet and Steklov-Type Boundary Conditions in Weighted Spaces

H. A. Matevossian p. 938 abstract

Multizonal Internal Layers in the Singularly Perturbed Equation with a Discontinuous Right-Hand Side

Qian Yang and Mingkang Ni p. 953 abstract

Integral Representations of Vector Functions Based on the Parametrix of First-Order Elliptic Systems

M. Otelbaev and A. P. Soldatov p. 964 abstract

Boundary and Extremum Problems for the Nonlinear Reaction–Diffusion–Convection Equation under the Dirichlet Condition

R. V. Brizitskii and P. A. Maksimov p. 974 abstract

A KP₁ Scheme for Acceleration of Inner Iterations for the Transport Equation in Two-Dimensional Geometries Consistent with Nodal Schemes

A. M. Voloshchenko p. 987 abstract

Finite-Volume Scheme for Multicomponent Compressible Flows on Unstructured Meshes in the Focus 3D Code

I. V. Glazyrin and N. A. Mikhailov p. 1015 abstract

Mathematical Modeling of Household Economy in Russia

A. A. Shananin, M. V. Tarasenko and N. V. Trusov p. 1030 abstract