Vol. 60, No. 11, 2020

Computational Mathematics and Mathematical Physics

Unreliability of Available Pseudorandom Number Generators

A. A. Belov, N. N. Kalitkin and M. A. Tintul p. 1747 abstract

A Note on a Posteriori Error Bounds for Numerical Solutions of Elliptic Equations with a Piecewise Constant Reaction Coefficient Having Large Jumps

V. G. Korneev p. 1754 abstract

Computation of Asymptotic Spectral Distributions for Sequences of Grid Operators

S. V. Morozov, S. Serra-Capizzano and E. E. Tyrtyshnikov p. 1761 abstract

Numerical Study of a Singularly Perturbed Two Parameter Problems on a Modified Bakhvalov Mesh

P. Pramod Chakravarthy and Meenakshi Shivhare p. 1778 abstract

Accelerated Methods for Saddle-Point Problem

M. S. Alkousa, A. V. Gasnikov, D. M. Dvinskikh, D. A. Kovalev and F. S. Stonyakin p. 1787 abstract

Convergence of Hölder Projections to Chebyshev Projections

V. I. Zorkal’tsev p. 1810 abstract

Biharmonic Obstacle Problem: Guaranteed and Computable Error Bounds for Approximate Solutions

D. E. Apushkinskaya and S. I. Repin p. 1823 abstract

Asymptotics of the Riemann–Hilbert Problem for a Magnetic Reconnection Model in Plasma

S. I. Bezrodnykh and V. I. Vlasov p. 1839 abstract

Recovery of Boundary Functions on External and Internal Open Boundaries in an Open Sea Hydrodynamic Problem

V. I. Agoshkov, N. R. Lezina and T. O. Sheloput p. 1855 abstract

On Regularity of Weak Solutions to a Generalized Voigt Model of Viscoelasticity

V. G. Zvyagin and V. P. Orlov p. 1872 abstract

Mathematical Modeling of the Wuhan COVID-2019 Epidemic and Inverse Problems

S. I. Kabanikhin and O. I. Krivorotko p. 1889 abstract

On the Influence of the Beta Effect on the Spectral Characteristics of Unstable Perturbations of Ocean Currents

S. L. Skorokhodov and N. P. Kuzmina p. 1900 abstract

Mechanism of Locomotion of Synthetic Nanomotors in a Viscous Fluid

S. I. Martynov and L. Yu. Tkach p. 1913 abstract

Variational Method for Determining the Complex-Valued Coefficients of a Nonlinear Nonstationary Schrödinger-Type Equation

M. A. Musaeva p. 1923 abstract

A Hybrid Method for the Computation of a Rarefied Gas Jet Efflux through a Very Long Channel into Vacuum

V. A. Titarev and E. M. Shakhov p. 1936 abstract