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The book examines the problems of mathematical modeling of complex, including information systems. Fundamental problems of information theory, coding theory, complexity theory, algorithms, theory, probability theory, theoretical cryptography are considered. The basic mathematical problems of information security are discussed. Special attention is given to the availability of presentation. Relationships of fundamental mathematical tasks and problems of information security are obtained.

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Vitaly Bulatov. Born in March 22, 1961(Moscow). Graduated with honours from Physics Department at Moscow State University(1984). Author of more than 250 scientific works (including 15 monographs) in mathematical modeling, fluid mechanics, economic theory, stock markets. Professor (Institute for Problems in Mechanics RAS). WEB site: www.bulatov.su

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