Invited Papers -- Towards Subderivative-based Zeroing Neural Networks -- Mathematical Programming -- An Algorithm for Decentralized Multi-agent Feasibility Problems -- Online Optimization Problems with Functional Constraints under Relative Lipschitz Continuity and Relative Strong Convexity Conditions -- A Cutting Method with Successive Use of Constraint Functions in Constructing Approximating Sets -- Implementing One Variant of the Successive Concessions Method for the Multi-objective Optimization Problem -- Stochastic Optimization -- UCB Strategy for Gaussian and Bernoulli Multi-armed Bandits -- Estimation of Both Unknown Parameters in Gaussian Multi-armed Bandit for Batch Processing Scenario -- Zero-order Stochastic Conditional Gradient Sliding Method for Non-smooth Convex Optimization -- Discrete and Combinatorial Optimization -- Tabu Search Metaheuristic for the Penalty Minimization Personnel Task Scheduling Problem -- An O(n log n)-time Algorithm for Linearly Ordered Packing of 2-bar Charts into OP T + 1 Bins -- Approximation Algorithms for Graph Cluster Editing Problems with Cluster Size at Most 3 and 4 -- On Cone Partitions for the Min-cut and Max-cut Problems with Non negative Edges -- A Pattern-based Heuristic for a Temporal Bin Packing Problem with Conflicts -- Integer Models for the Total Weighted Tardiness Problem on a Single Machine -- Solving Maximin Location Problems on Networks with Different Metrics and Restrictions -- Operations Research -- On Probability Shaping for 5G MIMO Wireless Channel with Realistic LDPC Codes -- Additive Routing Problem for a System of High-priority Tasks -- Public-private Partnership Model with a Consortium -- Variable Neighborhood Search Approach for the Bi-criteria Competitive Location and Design Problem with Elastic Demand -- Decomposition Approach for Simulation-based Optimization of Inventory Management -- Optimal Control and Mathematical Economics -- The Algorithm for the Construction of a Symbolic Family of Regulators for Nonlinear Discrete Control Systems with Two Small Parameters -- Analytical Construction of the Singular Set in One Class of Time-optimal Control Problems in the Presence of Linear Segments of the Boundary of the Target -- On the Existence of Fuzzy Contractual Allocations, Fuzzy Core and Perfect Competition in an Exchange Economy -- Linear Interpolation of Program Control with Respect to a Multidimensional Parameter in the Approach Problem -- Behavior of Stabilized Trajectories of a Two Factor Economic Growth Model under the Changes of a Production Function Parameter -- Optimization in Machine Learning -- Uncertainty of Graph Clustering in Correlation Block Model -- Multi-target Weakly Supervised Regression Using Manifold Regularization and Wasserstein Metric -- Using General Least Deviations Method for Forecasting of Crops Yields -- Searching for Distance Graph Embeddings and Optimal Partitions of Compact Sets in Euclidean Space.