Contents

Moscow University Mathematics Bulletin


Vol. 75, No. 5, 2020


Endomorphisms of Semigroups of Invertible Nonnegative Matrices over Ordered Associative Rings

V. V. Nemiro p. 181  abstract

Properties of Sums of Double Trigonometric Series with Multiply Monotone Coefficients

T. M. Vukolova, B. V. Simonov p. 188  abstract

On the Computation of Approximate Solution to Ordinary Differential Equations by the Chebyshev Series Method and Estimation of Its Error

O. B. Arushanyan, S. F. Zaletkin p. 204  abstract

Geometric Structure of Chebyshev Sets and Suns in Three-Dimensional Spaces with a Cylindrical Norm

A. R. Alimov p. 209  abstract

Criterion for Substitutivity of Sturmian Palindromes and One-Dimensional Factor Dynamics

I. A. Reshetnikov, A. Ya. Kanel-Belov p. 216  abstract

A New Formulation of a Criterion for the Minimal Logarithmic Growth Rate

S. A. Komkov p. 220  abstract

Mappings Preserving Relations Definable by Linear Order

A. L. Semenov p. 222  abstract