Notions of Fuzzy Logic
摘要
This chapter presents the basic notions of classical and fuzzy logic followed by the concepts of t-norms, t-conorms, fuzzy negation, and fuzzy implication, which are the key ideas of propositional calculus of fuzzy logic. Next the chapter discusses modus ponens and generalized modus ponens together with the concepts of linguistic variables that are used in logical reasoning. The chapter closes with linguistic modifiers and the concept of interactivity between fuzzy sets.