https://github.com/cran/pracma
Tip revision: 04bbc417cf2927b827660bc07743429783569aec authored by HwB on 10 February 2013, 00:00:00 UTC
version 1.4.0
version 1.4.0
Tip revision: 04bbc41
perms.R
##
## p e r m s . R Test Suite
##
perms <- pracma::perms
randperm <- pracma::randperm
identical(perms(2), matrix(2, 1, 1))
identical(perms(c(1, 2)), matrix(c(2, 1, 1, 2), 2, 2))
identical(nrow(perms(1:6)), 720L)
all(c(1,2,3) %in% randperm(c(1,2,3)))