Index[p]
gives the index of permutation
, the sum of all subscripts
such that
is greater than
.
更多信息和选项
参见
技术笔记
相关指南
Combinatorica`
Combinatorica`
Index
Index[p]
gives the index of permutation
, the sum of all subscripts
such that
is greater than
.
更多信息和选项
- To use Index, you first need to load the Combinatorica Package using Needs["Combinatorica`"].