[R] matrix loop
jim holtman
jholtman at gmail.com
Thu Feb 7 02:00:10 CET 2008
What exactly are you intending the loop to do? Why do you have the
'as.matrix' in the middle of the loop? Where was 'y' defined? Does
this do what you want?
> outer(1:5, 1:10, "+")
[,1] [,2] [,3] [,4] [,5] [,6] [,7] [,8] [,9] [,10]
[1,] 2 3 4 5 6 7 8 9 10 11
[2,] 3 4 5 6 7 8 9 10 11 12
[3,] 4 5 6 7 8 9 10 11 12 13
[4,] 5 6 7 8 9 10 11 12 13 14
[5,] 6 7 8 9 10 11 12 13 14 15
On Feb 6, 2008 7:52 PM, mohamed nur anisah <nuranisah_mohamed at yahoo.com> wrote:
> Dear list,
>
> I'm trying to make a loop of a (5x10) matrix and below are my codes. Could anybody help me figure out why my loop is not working. Thanks in advance!!
>
>
> m<-1:5
> n<-1:10
> for(i in 1:length(m))
> { for(j in 1:length(n))
> {
> y[i,j]=sum(i,j)
> y<-as.matrix(y[i,j])
> }
> }
> cheers,
> Anisah
>
>
> ---------------------------------
>
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>
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--
Jim Holtman
Cincinnati, OH
+1 513 646 9390
What is the problem you are trying to solve?
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