Re: [R] R equivalent of erfcinv in matlab

From: Peter Dalgaard <p.dalgaard_at_biostat.ku.dk>
Date: Sun, 13 Apr 2008 23:49:22 +0200

sun wrote:
> I am converting some matlab code into R that use inverse of the
> complementary error function, erfcinv and did not find an equivalent in
> R, is there such a function in some contributed modules?
>
>
Basically, it is qnorm() with suitable scaling. The help page for Normal
has the construction for erfc() from pnorm() so just solve erfc(x) = y for x.

-- 
   O__  ---- Peter Dalgaard             ุster Farimagsgade 5, Entr.B
  c/ /'_ --- Dept. of Biostatistics     PO Box 2099, 1014 Cph. K
 (*) \(*) -- University of Copenhagen   Denmark      Ph:  (+45) 35327918
~~~~~~~~~~ - (p.dalgaard_at_biostat.ku.dk)              FAX: (+45) 35327907

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Received on Sun 13 Apr 2008 - 21:53:22 GMT

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