作者: Apostolos Syropoulos
关键词: Categorical variable 、 Theoretical computer science 、 Discrete mathematics 、 Fuzzy logic 、 Mathematics 、 Multiset
摘要: This paper is an attempt to summarize the basic elements of multiset theory. We begin by describing multisets and operations between them, then we present hybrid sets their operations. continue with a categorical approach multisets,and fuzzy Finally, partially ordered multisets.