Hi Mohamed,
You want to return the matrix - you're returning an element of the
matrix. So in your formula, insert:
return(w)
instead of
return(w[i,j])
On Feb 8, 2008 8:42 AM, mohamed nur anisah <[EMAIL PROTECTED]> wrote:
> Dear lists,
>
> I'm in my process of learning of writing a function. I tried to write a
> simple functions of a matrix and a vector. Here are the codes:
>
> mm<-function(m,n){ #matrix function
> w<-matrix(nrow=m, ncol=n)
> for(i in 1:m){
> for(j in 1:n){
> w[i,j]=i+j
> }
> }
> return(w[i,j])
> }
>
> v<-function(n){ #function of a vector
> y=vector(length=n)
> for(i in 1:n){
> y[i]=i
> }
> return(y[i])
> }
>
> when i tried called on my matrix function; say mm(5,10). what i got is the
> single value of 15..where's is my matrix?? same thing happened to my vector
> function. Please help me figure out these problems. Thanks a bunch!!
>
> Cheers,
> Anisah
>
>
>
>
>
>
>
> ---------------------------------
>
> [[alternative HTML version deleted]]
>
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>
--
Matthew C Keller
Asst. Professor of Psychology
University of Colorado at Boulder
www.matthewckeller.com
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