On 26.02.2010 16:23, khaz...@ceremade.dauphine.fr wrote:
Hello all,
I want to define a vector like w[k+1]=w[k]*a/(b+k) for k=1,...,N-1 without
use loop. Is it posible to do in R?
Sure:
wMake <- function(w, a, b, n){
w * (a^(0:(n-1))) / cumprod(c(1, (b+1):(b+n-1)))
}
wMake(w=1, a=2, b=3, n=10)
Uwe Ligges
Regards
khazaei
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