Abstract: Zadeh＇s CRI method is applied in fuzzy reasoning wildly, but it is not reductive. First examples are given to show that Wang Guojun＇s Triple Ⅰ Method and other similarity-based fuzzy reasoning methods do not have the reducfive property for multi-rules fuz

Key words: Fuzzy inference, CRI method, Triple Ⅰ method, Similarity measure, Reductive property