Generation of all the combinations of k elements from n possible
Generates all different subsets of size r chosen from n different elements.
subsets(n, r, v = 1:n)
numeric. Number of elements to choose from.
numeric. Size of the subsets.
vector. Numeric or character vector of size
A matrix of dimension (N x r), where N is the total number of different combinations of r elements chosen from n possible.
This particular version of the function was taken from a message from Bill Venables to ‘r-help’ list on Sun, 17 Dec 2000.
Bill Venables Bill.Venables@cmis.csiro.au
Venables, Bill. "Programmers Note", R-News, Vol 1/1, Jan. 2001. http://cran.r-project.org/doc/Rnews
combinations of the gtools package.
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