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19  Articles
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The object of this study is the Friedrichs model in the case of one-dimensional perturbation of the multiplication operator by an independent variable. One of the most problematic places in this theory is when the number of eigenvalues is infinite. Theref... see more

The object of this study is the Friedrichs model in the case of one-dimensional perturbation of the multiplication operator by an independent variable. One of the most problematic places in this theory is when the number of eigenvalues is infinite. Theref... see more


The existence of different approaches for the understanding of the concept of economic security, taking into account its nominal nature as an economic and general scientific denotation, is actually, from the epistemological point of view, the basis for th... see more

For several decades, breast cancer (BC) undoubtedly ranks first in the structure of oncopathology and is the most common cause of the loss of working capacity of the female population in most countries. Considering the increasing quality of care for patie... see more

In recent years, breast cancer (BC) is the most common cancer pathology and the most common cause of disability among women in developed countries. Finding the most effective ways of interaction between the patient and the doctor creates the preconditions... see more

The aim of this article is to reveal the ecological education’s perspectives at the present stage of the globalization processes’ deployment and their influence on the formation of the environmental consciousness of both an individual and the society as a... see more

According to the results of the research on phytomagnification of the connecting territories of the ecological network of Vinnytsia region, the distribution of rare and endangered species of higher vascular plants, which characterize the value of these te... see more

The existence of different approaches for the understanding of the concept of economic security, taking into account its nominal nature as an economic and general scientific denotation, is actually, from the epistemological point of view, the basis for th... see more

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