This book is the 2nd edition of an excellent tutorial on working with Matlab and conducting various calculations, calculations, data processing and research in it. On the one hand, it has a good reference apparatus and a general description of various aspects of work in Matlab, and on the other hand, a large number of illustrative examples and step-by-step actions. All theoretical material is supported by real practical examples. The book is distinguished by an accessible presentation language, coverage of all the main methods of work, rich illustrative material . Based on the latest versions of Matlab available in 2014. The best choice for anyone who wants to master Matlab and learn how to use it effectively.