【摘要】 本文将模糊集的相对基数推广到无限论域,引入了模糊集间的包含度,重合度和同一性指标等概念,并讨论了它们的性质。更多还原

【Abstract】 In this paper the definition of the relative cardinality |A| of a fuzzy set on X is extended to the case where X is infinite.The concepts of inclusion grade,coincident grade and identity index between fuzzy sets are introduced. At the same time their properties are also discussed.更多还原