On the Representation by Bivariate Ridge Functions R. A. AlievA. A. AsgarovaV. E. Ismailov OriginalPaper 30 November 2021 Pages: 675 - 685
Legendre Curves and the Singularities of Ruled Surfaces Obtained by Using Rotation Minimizing Frame M. BekarF. HathoutY. Yayli OriginalPaper 01 December 2021 Pages: 686 - 700
Boundary-Value Problems with Control for Operator Equations in Banach Spaces O. A. BoichukV. P. Zhuravliov OriginalPaper 30 November 2021 Pages: 701 - 717
On Relative Ranks of Finite Transformation Semigroups with Restricted Range I. DimitrovaJ. Koppitz OriginalPaper 01 December 2021 Pages: 718 - 730
Asymptotic Behavior of a Class of Perturbed Differential Equations A. DorghamM. HammiM. A. Hammami OriginalPaper 01 December 2021 Pages: 731 - 745
Existence of Two-Point Oscillatory Solutions of a Relay Nonautonomous System with Multiple Eigenvalue of a Real Symmetric Matrix V. V. Yevstafyeva OriginalPaper 01 December 2021 Pages: 746 - 757
Conditions for the Existence of Basic Solutions of Linear Multivalued Differential Equations T. A. KomlevaA.V. PlotnikovN. V. Skripnik OriginalPaper 01 December 2021 Pages: 758 - 783
On the Stability of Deformations of Cuntz–Toeplitz Algebras K. A. Krutoi OriginalPaper 01 December 2021 Pages: 784 - 790
A Note on the Uniqueness of Certain Types of Differential-Difference Polynomials S. MajumderS. Saha OriginalPaper 01 December 2021 Pages: 791 - 810
On Bounded Solutions of a Class of Nonlinear Integral Equations in the Plane and the Urysohn Equation in a Quadrant of the Plane Kh. A. KhachatryanH. S. Petrosyan OriginalPaper 01 December 2021 Pages: 811 - 829
Determinantal Evaluation of Four Wronskian Matrices W. Chu OriginalPaper 01 December 2021 Pages: 830 - 839