[R] Help! I need to use R to calculate a recursive function!

Barry Rowlingson b.rowlingson at lancaster.ac.uk
Tue Mar 9 19:34:50 CET 2010


On Tue, Mar 9, 2010 at 4:01 PM, anan1986 <ayc_boy at hotmail.com> wrote:
>
> hi,all
>
> Z(i)=0.05X(i)+0.95Z(i-1), where i = 1.....32, and X's are given data, the
> question is how to use r to get the 32 values of Z.
>
> I couldn't do this in R and wish somebody can help me.

 Can you do anything in R? Have you tried? Have you read any of the
introductory R tutorials? All this needs is a for() loop and some
vector indexing. You'll do it if you read the first five pages of any
introductory R guide.

Barry



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