On Integral Operators with Homogeneous Kernels and Trigonometric Coefficients O. G. Avsyankin OriginalPaper 21 May 2021 Pages: 1 - 7
On General Solution of Difference Equations with Constant Coefficients A. A. BaloevP. A. Lazareva OriginalPaper 21 May 2021 Pages: 8 - 21
Coverings in the Category of Principal Bundles T. A. GoncharE. I. Yakovlev OriginalPaper 21 May 2021 Pages: 22 - 43
The Tricomi Problem for the Lavrent'ev–Bitsadze Differential-Difference Equation A. N. Zarubin OriginalPaper 21 May 2021 Pages: 61 - 71
On the Explicit Representation of Polyorthogonal Polynomials A. P. Starovoitov OriginalPaper 21 May 2021 Pages: 72 - 80
On the Problem of Solvability of Nonlinear Boundary Value Problems for Arbitrary Isotropic Shallow Shells of the Timoshenko Type with Free Edges S. N. Timergaliev OriginalPaper 21 May 2021 Pages: 81 - 97