On boundary-value problems for generalized analytic and harmonic functions 1Gutlyanskii VYa., 1Nesmelova OV, 1Ryazanov VI, 2Yefimushkin AS. On boundary-value problems for generalized analytic and harmonic functions. 2020 ;(12):11-18.
Lie symmetries of generalized Kawahara equations 1Vaneeva OO, Zhalij AY. Lie symmetries of generalized Kawahara equations. 2020 ;(12):3-10.
Characterization of the Schur class in terms of the coefficients of a series on the Laguerre basis 1Savchuk VV, Savchuk MV. Characterization of the Schur class in terms of the coefficients of a series on the Laguerre basis. 2020 ;(11):9-15.
On the estimation of the Lyapunov function in solutions of a quasilinear fractional system 1Martynyuk AA. On the estimation of the Lyapunov function in solutions of a quasilinear fractional system. 2020 ;(11):3-8.
Necessary condition for the existence of a simple closed geodesic on a regular tetrahedron in the spherical space 1Sukhorebska DD. Necessary condition for the existence of a simple closed geodesic on a regular tetrahedron in the spherical space. 2020 ;(10):9-14.
On groups, whose non-normal subgroups are either contranormal or core-free 1Kurdachenko LA, 1Pypka AA, 2Subbotin IYa. On groups, whose non-normal subgroups are either contranormal or core-free. 2020 ;(10):3-8.
Derivations and automorphisms of locally matrix algebras and groups Bezushchak OO. Derivations and automorphisms of locally matrix algebras and groups. 2020 ;(9):19-23.
About a practical method of determining the length of an ellipse Ustyanich EP, Ustyanich AE. About a practical method of determining the length of an ellipse. 2020 ;(9):10-18.
The generalized Hermite polynomials, their properties, and the differential equation which they satisfy 1Makarov VL. The generalized Hermite polynomials, their properties, and the differential equation which they satisfy. 2020 ;(9):3-9.
Logarithmic capacity and Riemann and Hilbert problems for generalized analytic functions 1Gutlyanskii VYa., 1Nesmelova OV, 1Ryazanov VI, 2Yefimushkin AS. Logarithmic capacity and Riemann and Hilbert problems for generalized analytic functions. 2020 ;(8):11-18.