[S] matrix square root

Fei Chen (fchen@stern.nyu.edu)
Tue, 21 Apr 1998 17:58:52 -0400 (EDT)

hi all,

this might be a thing easy to do. but i don't know how:
in MATLAB, there is a function sqrtm() which takes the square root of a
matrix, as opposed to sqrt() which takes the square root of every element
in a matrix.

is there a similar function in S+ like sqrtm()?

thanks a lot,


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