Message-ID: <1322735229427-4127821.post@n4.nabble.com>
Date: 2011-12-01T10:27:09Z
From: wendy
Subject: permutate elements in a vector
Hi all,
I have a vector, e.g., A = c(10, 20, 30, 40). This 4 numbers have 4! = 24
different combination. I want to generate a matrix with one combination in
one row, so the output would be
B =
10 20 30 40
10 40 20 30
...
Does anyone know how to do this easily in R? Thank you very much.
Wendy
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