main

The structure of the book consists of the three main parts: -the first part concerns the directions for the development of IT systems, management under dynamically changing theoretical and practical conditions, which break some of the patterns of thought that function almost as axioms in the field, -the second part presents the concept of combining the development of methodologies applied in the analysis...

Preface Discrete mathematics is a part of mathematics that deals with discrete structures. The term "discrete" should be understood here in the sense of "not continuous" or "separated from each other" (as opposed to "discreet" meaning "unobtrusive"). In a more restrictive sense, the term "discrete" is also understood as "finite", indicating that the objects of interest in discrete mathematics are finite...

Abstract The Web 2.0 revolution spreading over the Internet has dramatically changed the way data is gathered and processed by web applications. The static, authoritarian model of the Web has been abandoned in favor of dynamic, community-driven model of user-generated content. Social networks appear abundantly in all domains of human activity, presenting users with limitless volumes of data, information,...