inst/snippet/vectors08.R

In fastR2: Foundations and Applications of Statistics Using R (2nd Edition)

sum(x); prod(x)                         # sums and products
z <- rnorm(5); z
sort(z); rank(z); order(z)              # sort, rank, order
rev(x)                                  # reverse x
diff(x)                                 # pairwise differences
cumsum(x)                               # cumulative sum
cumprod(x)                              # cumulative product