generate_lehmerperm_matrix {statcomp}

A function to generate the Lehmer permutation ordering.

Description

Generates all permutations of a given embedding dimension, ordered according to the Lehmer coding scheme.

Usage

generate_lehmerperm_matrix(ndemb)

Arguments

ndemb

The embedding dimension.

Details

This function converts ranks to indices and back.

Value

A numeric matrix that contains the Lehmer permutation pattern.

Author(s)

Sebastian Sippel

References

http://www.keithschwarz.com/interesting/code/?dir=factoradic-permutation