Fedrizzi, Mario Introduction to fuzzy sets and possibility theory. (English) Zbl 0643.94046 Optimization models using fuzzy sets and possibility theory, Theory Decis. Libr., Ser. B 4, 13-26 (1987). [For the entire collection see Zbl 0619.00013.] The purpose of this introduction is to discuss the essence of fuzzy sets and possibility theory in order to make the interested reader familiar with the basic elements of these growing fields of research. Thus such issues as basic definitions and properties of a fuzzy set, fundamental operations, fuzzy relations, the extension principle, fuzzy numbers, linguistic variables and some basic elements of possibility theory are briefly reviewed. MSC: 94D05 Fuzzy sets and logic (in connection with information, communication, or circuits theory) 94-01 Introductory exposition (textbooks, tutorial papers, etc.) pertaining to information and communication theory Keywords:fuzzy sets; possibility theory; fuzzy relations; fuzzy numbers; linguistic variables Citations:Zbl 0619.00013 PDF BibTeX XML