Alexander Borisovich Kurzhanski (On the Occasion of His 80th Birthday) Events 26 July 2021 Pages: S1 - S5
Best \(L^{2}\)-Extension of Algebraic Polynomials from the Unit Euclidean Sphere to a Concentric Sphere V. V. ArestovA. A. Seleznev OriginalPaper 26 July 2021 Pages: S6 - S13
Inverse Problems in the Theory of Distance-Regular Graphs: Dual 2-Designs I. N. BelousovA. A. Makhnev OriginalPaper 26 July 2021 Pages: S14 - S20
A Trajectory Minimizing the Exposure of a Moving Object V. I. BerdyshevV. B. Kostousov OriginalPaper 26 July 2021 Pages: S21 - S32
Discrete Orthogonal Transforms on Multisets Associated with Complete Sequences V. M. ChernovM. A. Chicheva OriginalPaper 26 July 2021 Pages: S33 - S39
Asymptotics of a Solution to a Singularly Perturbed Time-Optimal Control Problem of Transferring an Object to a Set A. R. DanilinO. O. Kovrizhnykh OriginalPaper 26 July 2021 Pages: S40 - S53
On Some Efficiently Solvable Classes of the Network Facility Location Problem with Constraints on the Capacities of Communication Lines E. Kh. GimadiO. Yu. Tsidulko OriginalPaper 26 July 2021 Pages: S58 - S72
Construction of Solutions to Control Problems for Fractional-Order Linear Systems Based on Approximation Models M. I. GomoyunovN. Yu. Lukoyanov OriginalPaper 26 July 2021 Pages: S73 - S82
Step-Affine Functions, Halfspaces, and Separation of Convex Sets with Applications to Convex Optimization Problems V. V. Gorokhovik OriginalPaper 26 July 2021 Pages: S83 - S99
Optimal Strategies in the Treatment of Cancers in the Lotka–Volterra Mathematical Model of Competition N. L. GrigorenkoE. N. KhailovA. D. Klimenkova OriginalPaper 26 July 2021 Pages: S100 - S116
Quadratic Euclidean 1-Mean and 1-Median 2-Clustering Problem with Constraints on the Size of the Clusters: Complexity and Approximability A. V. Kel’manovA. V. PyatkinV. I. Khandeev OriginalPaper 26 July 2021 Pages: S117 - S124
Recognition of the Sporadic Simple Groups \(Ru,\ HN,\ Fi_{22},\ He,\ M^{c}L\), and \(Co_{3}\) by Their Gruenberg–Kegel Graphs A. S. Kondrat’ev OriginalPaper 26 July 2021 Pages: S125 - S132
On Chief Factors of Parabolic Maximal Subgroups of the Group \({}^{2}F_{4}(2^{2n+1})\) V. V. Korableva OriginalPaper 26 July 2021 Pages: S133 - S139
On Polyhedral Estimation of Reachable Sets in the “Extended” Space for Discrete-Time Systems with Uncertain Matrices and Integral Constraints E. K. Kostousova OriginalPaper 26 July 2021 Pages: S140 - S154
Hypercomplex Models of Multichannel Images V. G. Labunets OriginalPaper 26 July 2021 Pages: S155 - S168
On the Maximum Guaranteed Payoff in Some Problems of Conflict Control of Multistep Processes M. S. Nikol’skii OriginalPaper 26 July 2021 Pages: S169 - S174
Mathematical Modeling of Investments in an Imperfect Capital Market A. A. Shananin OriginalPaper 26 July 2021 Pages: S175 - S184
On Periodic Groups with a Regular Automorphism of Order 4 A. I. Sozutov OriginalPaper 26 July 2021 Pages: S185 - S193
Criterion of Subnormality in a Finite Group: Reduction to Elementary Binary Partitions F. SunX. YiS. F. Kamornikov OriginalPaper 26 July 2021 Pages: S194 - S200
Differential Inclusions in a Banach Space with Composite Right-Hand Side A. A. Tolstonogov OriginalPaper 26 July 2021 Pages: S201 - S210
On Two-Sided Approximations of Reachable Sets of Control Systems with Geometric Constraints on the Controls V. N. UshakovM. V. Pershakov OriginalPaper 26 July 2021 Pages: S211 - S227
On Finite Simple Groups of Exceptional Lie Type over Fields of Different Characteristics with Coinciding Prime Graphs M. R. Zinov’eva OriginalPaper 26 July 2021 Pages: S228 - S240