[R] Retrieve only part of a matrix

[John Kane]

mymatrix <- oldmatrix[1:271,4:19000]

--- My Coyne <mcoyne at boninc.com> wrote:

> Hi All,
> 
> I'm new with R; this is a basic question. I was
> given a matrix I of (nrow,
> ncol), I would like to create another matrix A with
> some data in the matrix
> I, say [1,4] (row 1, column 4) to [271,19000] (row
> 271, column 19000).  How
> do I do this?  Please help.  Thank you very much.
> 
>  
> 
> --mc
> 
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