1. O.A. Berezovskyi, Т.O. Bardadym, E.O. Lykhovyd ON MINIMIZATION OF QUADRATIC FUNCTION ON A POLYHEDRAL CONE Dual bounds calculated with the use of functionally redundant constraints received by pairwise multiplication of original linear constraints are used for finding the minimum value of quadratic function on a polyhedral cone. Necessary and sufficient condition for finding an exact value of the global minimum is formulated. 2. G.Ts. Chikrii ON TIME EXTENSION IN DIFFERENTIAL GAMES UNDER INTEGRAL CONSTRAINTS The linear differential game of pursuit under integral constraints on controls is сonsidered on the basis of the time extension principle. Sufficient conditions on the finite-time termination of the game are obtained. A model example is given. 3. I.S. Rappoport ONE GENERALIZATION OF THE INVERSE IMAGE THEOREM The L B B -measurabiliti of the graphs of special set-valued maps, which play an important role in the construction of control over dynamic objects on the basis of the measurable choice theorems and ensure the superimposed L measurability in gaming problems, is established. 4. V.I. Biletsky, G.A. Donets, E.I. Nenakhov COMBINATORIAL RECOGNITION. THE PROBLEMS AND THEIR SOLVING The bounded and unbounded combinatorial recognition problems are defined. Using a problem of switches as an example, we show how to divide the subset of switches into groups so that by minimal number of tests the given number of faulty switches could be found. We also consider the problem of choosing the number of same type elements of the two given sets. For every problem we give evaluating formulas for minimal number of tests. 5. A.A. Belousov DIFFERENTIAL GAMES UNDER GENERAL INTEGRAL CONSTRAINS ON CONTROLS Linear systems under general convex integral constraints on controls are discussed in this paper. Analog of Pontryagin’s Condition is formulated. On its basis sufficient conditions of the game termination in a certain guaranteed time are obtained. 6. G.D. Bila THE ESTIMATOR CONSISTENCY OF THE UNKNOWN PARAMETERS IN THE MODELS WITH STRONGLY DEPENDENT NOISE We consider the non-linear regression model with almost periodic function and random noise, assuming the noise is a local functional of Gaussian stationary process with long-range dependence. We investigated periodogram estimations of unknown parameters for the function in a given model and we proved their consistency. 7. G.A. Shulinok ABOUT SHORTEST PATHS IN NUMERICAL GRAPHS Natural Modular Graphs are considered. A problem to find paths in such graphs is investigated. Algorithms to solve this problem are proposed. 8. V.M. Kuzmenko, V.V. Boyko SOLVING NONCONVEX OPTIMIZATION PROBLEMS BY PNK-METHOD An opportunity for solving nonconvex optimization problems by PNK-method is considered. This method uses variable piecewise linear approximation for functions and finds exact penalty multiplier for constraints. Convergence conditions to local optimum are studied. Results of computational experiments are added. 9. V.M. Mykhalevich OPTIMALITY COMBINING THE PRINCIPLES OF GUARANTEED AND BEST RESULTS IN THE PROBLEM OF DECISION MAKING Proposed is a model of expexted utility on probability mass, whose formalism is based on the formally-logical principles of optimality, unlike the SEU model by Anscombe ans Aumann defined in behaviouristic traditions. 10. A.G. Donets, I.E. Shulinok A SOLUTION OF DUAL COLOR LINEAR MOSAIC CONSTRUCTION PROBLEM The problem of construction of the linear mosaic for dual color templates is considered. Two templates are considered first, then variable templates number. Appropriate linear equations are compounded and solved then. 11. V.O. Rudyk ANT COLONY OPTIMIZATION ALGORITHMS FOR PROTEIN FOLDING PROBLEM ANALYSIS The Hydrophobic-Hydrophilic protein folding model is examined, the algorithm based on ACO optimization method is proposed and analyzed for protein tertiary structure prediction. The molecule model is considered to be a chain whose monomers are placed on the vertices of 3D triangular lattice. The a priori position estimation method and pheromone trails updating method are deviced, computational experiment confirms their appropriateness. 12. Yu.P. Laptin SOME QUESTIONS FOR DETERMINING THE VALUES OF NONSMOOTH PENALTY FUNCTIONS We consider an approach to construct an automatic procedure for determining the values of penalty coefficients in the process of optimization algorithm. Connections with known results are analized. 13. O.M. Driyeva, S.P. Shpyga, O.P. Knopov ON SOME PROPERTIES OF AN ESTIMATOR FOR THE DRIFT COEFFICIENT OF A STOCHACTIC DIFFERENTIAL EQUATION ON THE PLANE A stochastic differential equation with respect to fBm on the plane is considered. We study the maximum likelihood estimator for the drift coefficient. We assume that the coefficient belongs to a given compact set of functions and prove the strong consistency of the estimator. 14. V.B. Pavlenko PAINTING PLANE TRIANGULATIONS The article proposes an approach that can be useful in solving the problem of coloring planar graphs with four colors. 15. Yu.A. Pasenchenko, M.Yu. Sheverda USING THREE-SECTORAL MODEL FOR PROGNOSTICATION OF STRUCTURAL CHANGES IN ECONOMY OF UKRAINE The problems of searching optimum trajectory of Ukrainian economy growing are examined, moving of investment and labour resources between sectors with the purpose of output on such trajectory. An analysis is conducted on the basis of three-sectoral model of economy, developed by V.A. Kolemaev. 16. L.N. Kolechkina, E.A. Dvernaya THE MODIFY APPROACH TO THE SOLVING OF AN EXTREMAL PROBLEMS ON COMBINATORIAL CONFIGURATIONS WITH MULTICRITERION CONDITION Combinatorial optimization problem in combinatorial configuration permutations with additional restrictions is considered. The method of solving such problems by using graph theory, taking into account the properties and structure of the set of permutations is analyzed. Subprogram of the method of searching configuration’s points that uses the coordinate method for solving the proposed modified approach is described. This subprogram searches the point of satisfying the additional constraints of the task. Building a sequence of functions-limit’s values, decomposition points of permutations on subgraphs polyhedra according to the coordinate method with an example of numerical experiment are justified. 17. E.P. Karpets, G.F.Kikot, S.V. Panasenko SHADOW ECONOMY PROCESS MODELLING ON BASIS OF INPUT-OUTPUT TABLES The possible approaches, and evaluation of process modelingshadowing of the economy. Proposed use kachetve research method issues a set of methods of forming and realization of the table, Input-Output. Comparison of money on individual sectors of the economy with appropriate evidence of financial statistics reveals the shadowy elementsof the economy. 18. N.G. Zhurbenko, B.M. Chumakov PROGRAM CONTROL OF DILATION COEFFICIENTS OF r -ALGORITHM The description of a family of minimization algorithms using space dilation operation along the direction of the difference of two successive subgradients is given. In contrast to r-algorithm, in the proposed modifications the values of dilation coefficients at each iteration are calculated in the process of algorithm. The algorithms do not require usage of the onedimensional descent procedure along direction and can be used with a constant step size. 19. V.M. Gorbachuk, G.O. Shulinok GRANGER CAUSALITY The methods of forecasting and Granger causality search are proposed, based upon practical examples of time series. 20. V.V. Gorin, V.M. Lyutenko IMPLEMENTATION AND OPTIMIZATION OF REED-SOLOMON ALGORITHM FOR ERASURE CODING PURPUSE Various aspects for building, implementing and optimization of classic Reed-Solomon erasure coding algorithm discussed. Detailed view into possibilities for algorithm speed improvement, question about 32 and 64-bit arithmetic usage efficiency is given. It is shown, that for classical algorithm version the use of long words (32 and 64 bits) is not efficient despite the fact, that size of data processed per one processor operation is proportional to the arithmetic word size. 21. D.V. Levchiy, V.A. Zaslavsky, E.I. Nenakhov MODELING BUILDING HEATING PROCESSES FOR DETERMINATION WAYS OF ENERGY SAVING This article provides an example of a mathematical model of process of heat loss in residential high-rise building in order to calculate the optimal combination of power gas-fired boiler and heat pump, in order to minimize the cost of installing the system and operating costs during life cycle. 22. T.A. Lazebna DYNAMICS TASKS OF IMMUNE PROCESS UNDER SECONDARY ANTIGEN INTRODUCTION The aspects of mathematical modelling of humoral immune reaction under secondary antigen introduction have been investigated in consideration of affinity of cells receptors involved in immune process. The numerical investigation results of dynamics tasks are presented. 23. P.I. Stetsyuk ACCELERATION OF POLYAK’S SUBGRADIENT METHOD The properties of Polyak’s subgradient method for finding the minimum point of a convex function is investigated. It is shown that for ravine functions the convergence of the method can be accelerated by a linear transformation of the space of variables. Polyak’s subgradient method with the transformation of the space in the case of the obtuse angle between two successive subgradients is considered. It significantly reduces the number of iterations for smooth and nonsmooth ravine functions.