搜索结果: 1-1 共查到“组合数学 Actions and identities”相关记录1条 . 查询时间(0.031 秒)
Actions and identities on set partitions
Actions and identities set partitions Combinatorics
2011/9/16
Abstract: A labeled set partition is a partition of a set of integers whose arcs are labeled by nonzero elements of an abelian group $A$. Inspired by the action of the linear characters of the unitria...