| 摘 要： | 0.0 What is‘fuzziness’?Before inquiring into the fuzziness of language,we should first of all understand what‘fuzziness’is.The term didnot become a scientific term until L.A.Zadeh,an American Professor of Electronic Engineering and Computer Science,published his thesis“Fuzzy Sets”in 1965.Up to then linguists and philosophers had been using‘vagueness’instead of‘fuzziness’.And now some still use the term‘vagueness’while others use‘fuzziness’,but both of them bear the samemeaning.A.Shaff,a Polish linguist,asserted that‘fuzziness’is“indicated by the finite area and lack of specification of itsboundary”(1965).Zadeh defined his‘fuzzy set’from the dynamic point of view.He points out that‘fuzzy set’is“a
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