Transformation of model equations and analysis. The mathematical model that explores the dynamics of the impact of the use of condom and therapeutic treatment simultaneously. Nonlinear differential equation system consisting in groups of the population.

Mathematical model of effect of non-compliance with the prevention of HIV among a heterogeneous population based on known model by Kimbir et al. The effectiveness of a condom use and implications of non-compliance with a population of preventive measures.

An optimal boundary control problem associated to the linear parabolic equation. The characteristic feature of this equation, skew-symmetric. A unique solution to the original optimal boundary control problem, singular character of the original matrix.

The study of optimal control problems for linear parabolic equations with unbounded coefficients in the main part of elliptic operator. The peculiarities of this type of equations. Setting of the optimal control problem and its preliminary analysis.

The study of ultra-broadband composite absorbers of electromagnetic waves. The level of absorption in a wide band of frequencies, a combination of mechanisms enhancing the loss of energy field. Harmonization of resistance and destructive interference.

The main morphological features reductions in the Russian and Japanese. The processes of word formation in the socio-historical perspective. The study of differences in historical and cultural features. Analysis and comparison of models of cuts.

Korobov polynomials as paradeterminants of triangular matrices. Some of the formulas of interpolation of functions of many variables and the discrete analogue of the summation formula of Euler - basic use of mathematical polynomials of this type.

Description of the contribution to the reform and improvement of higher education Grigore Belostecinic. The process of strengthening cooperation between the Kiev National University of trade and Economics and Academy of economic studies of Moldova.

Apical periodontitis as a chronic inammatory disorder of periradicular tissues caused by aetiological agents of endodontic origin. Problems that lead to persistent periodontitis: inadequate aseptic control, poor access cavity design, missed canals.

The problem of decomposition of the relativistic equations for two particles in powers of 1/c to higher orders. Salpeter equation-Breit for hermitian forms with interaction. Generating functions for the first iteration of the transformed hamiltonian.

Russia is the countries with advanced higher education. A good foundation and favorable political environment in terms of educational cooperation of China and Russia. Strengthening of the scientific research cooperation between colleges and universities.

Nonaxisymmetric boundary value problem of elasticity theory for multiconnected body with cylindrical boundaries. Boundary conditions by the generalized Fourier method. The numerical analysis of stresses in the areas of their greatest concentration.

Correlation between the central surface density of dark matter haloes and the halo core radius of galaxy and galaxy recently studied on a wide range of scales. The column density within the halo characteristic radius. The model and the S-M relation.

Rough, qualitative measurement of number of electrons in conduction band of metal - element. Explanation of factors, influencing formation of type of monocrystal matrix and sign of hall constant. Metallic Bond in Densest Packing (face-centered).

The formation of national consciousness of future teachers of musical art. The role of education and upbringing a personality in the spirit of love to the country and awareness of civic duty. The combination of national and universal spiritual values.

Analysis of temporal adverb-preposition transposition phenomenon in the English language. Ineffective use of the principle of differentiation between adverbs and prepositions with "noun-complement". Transposition lexical items from adverbs to preposition.

The existing relationship between translation and pragmatics. Translation, by its interdisciplinary nature and character. Speech acts form a fundamental part of pragmatic discourse. The pragmatic element in the interpretation of the translation.

Investigation of the physical properties of different types of binary stars and their evolution. Using the effect of selection for modern binary distributions for various parameters catalogs. Distribution of binary star systems in a number of components.

Definition of artinian-by-(finite rank). Characteristic of features of artinian-by-(finite rank). Study of the structure of generalized soluble groups and nilpotent-by-finite modules. Analysis of the structure of artinian-by-(finite rank) modules.

Consideration of a new approach in the training of undergraduates and graduate students to write scientific projects in English. The peculiarities of using the speech revolution typical for the style of modern English-speaking scientific writing.