nextPerm: Return the next permutation of the multiset

In multicool: Permutations of Multisets in Cool-Lex Order

Return the next permutation of the multiset

Description

This function returns the next permuation of the multiset if there is one. initMC called before nextPerm can be called.

Usage

nextPerm(mcObj)

Arguments

mcObj

an S3 object of class mc which must be created with initMC

Value

either a vector with the next permutation of the multiset or FALSE when all permutations have been returned

Author(s)

James M. Curran

See Also

nextPerm

Examples

x = c(1,1,2,2)
m1 = initMC(x)

for(i in 1:6){
  cat(paste(paste(nextPerm(m1),collapse=","),"\n"))
}

## an example with letters
x = letters[1:4]
m2 = initMC(x)
nextPerm(m2)
nextPerm(m2)
## and so on

multicool documentation built on June 22, 2024, 7:20 p.m.