William Steingartner

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Category is a mathematical structure consisting of objects and morphisms between objects with some specific properties. Categories examine in abstract way the properties of particular mathematical concepts by formalizing them as collections of objects and morphisms. Categorical structures are widely used in computer science for exact mathematical modeling.(More)
Dear reader, we present you with this special issue of the Central European Journal of Computer Science devoted to various areas of informatics. Informatics, computers, information technologies and their applications interfuse into different scientific areas, from technical sciences, natural sciences, economical sciences and human sciences trough education(More)
Dear reader, we present you with the second part of the special issue of the Central European Journal of Computer Science devoted to various areas of informatics. This issue consists of extended and revised versions of selected papers presented at the 12th event of the international scientific conference Informatics'2013, which was held in November 2013 in(More)
The development of mathematics stands as one of the most important achievements of humanity, and the development of the calculus, both the differential calculus and integral calculus is one of the most important achievements in mathematics. Differential calculus is about finding the slope of a tangent to the graph of a function, or equivalently,(More)
Dear reader, we present you with this special issue of the Central European Journal of Computer Science devoted to various areas of informatics. Informatics, computers, information technologies and their applications interfuse into different scientific areas, from technical sciences, natural sciences, economical sciences and human sciences trough education(More)
In presence of rapid development of information and communications technology (ICT) able to increase data processing, much more data can be stored, used and/or mediated and disseminated. Today, information and knowledge become a resource of strategic importance in complex systems, both business and military. On the other hand the question of credibility of(More)
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