You could try this:

embed(a, k)

On Tue, Jun 22, 2010 at 3:35 AM, Ron Shefi <ron380@hotmail.com> wrote:

>
> Hi,
> I would like to generate a list of all subsequence of length k from an
>  array with length n (k < n). The result should be organized in a matrix.
> So the matrix should look like the following whereas each row is one of a
> subsequence of len k.
>
> [a[1:k],
>  a[2:(k+1)]
>  a[3:(k+2)]
>  ...
>  a[(n-k+1):n]
>
> Is there away to do this with sapply method?
>
> thanks,
> Ron
>
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-- 
Henrique Dallazuanna
Curitiba-Paraná-Brasil
25° 25' 40" S 49° 16' 22" O

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