From the reviews: A well written book which enables to the reader fundamental orientation in the fuzzy logic. From the educational point of view the book is very well organized. ... Majority of chapters begin with several motivation examples and at the end of each chapter there are a lot of solved and unsolved examples. ... dedicated to undergraduate students as a textbook. ... it may be suitable for readers from the application sphere who are not professionals in fuzzy logic but utilize some fuzzy methods ... . (Petr Vysoky, Neural Network World, Vol. 13 (4), 2003) The book is an undergraduate textbook covering as an impressively broad range of topics ... . The book is well-written ... each of the chapters providing basic definitions, examples, and exercises. ... The book is intended as an introductory textbook on the theory of fuzzy sets, functioning as the basis for a curriculum in fuzzy systems. ... I would recommend the book to the reader who wants to get an introductory overview of how much of mathematics can be fuzzified. (Marc Pauly, Expert Update, Vol. 5 (2), 2002) This book is an undergraduate introduction to the theory of fuzzy sets, giving basic information for beginners. ... Each chapter ends with a set of relevant problems and exercises. ... The book can be recommended as a good textbook for students and beginners in computer science, engineering or economics interested in non-probabilistic uncertainty modeling. (R. Mesiar, Zentralblatt MATH, Vol. 985, 2002)