我们生活的世界五光十色无奇不有,大多数事物,包括人脑的思维与控制都具有模糊与非定量化的特征,如“过去”、“现在”、“将来”、“好”、“很好”、“极好”,以及“高矮”、“胖瘦”、“美丑”、等等都是人们常用的模糊语言,人们长期习惯于用模糊方式进行思考和推理, The world we live in is rich and colorful, and most things, including the thinking and control of the human brain, are characterized by vagueness and indefiniteness, such as “past”, “now”, “future”, “good”, “very good” “Excellent”, and “height”, “fat and thin”, “beauty and ugliness,” and so on are all commonly used vague language, people have long been accustomed to using fuzzy way to think and reason,