[R] Hashes in R? Multivariate random numbers? Cholesky decomposition?

Prof Brian Ripley ripley at stats.ox.ac.uk
Fri May 18 15:59:41 CEST 2001

On Fri, 18 May 2001, Johann Petrak wrote:


> I am also looking for multivariate gaussian random numbers.

mvrnorm in package MASS

> That brings me to: is there cholesky decomposition of
> a matrix?

Well, there is a Choleski decomposition (as he apparently spelt it):

Brian D. Ripley,                  ripley at stats.ox.ac.uk
Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
University of Oxford,             Tel:  +44 1865 272861 (self)
1 South Parks Road,                     +44 1865 272860 (secr)
Oxford OX1 3TG, UK                Fax:  +44 1865 272595

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