[R-sig-hpc] extracting the variance from a covariance matrix

[R. A. Bilonick]

On Fri, 2010-10-22 at 12:31 -0200, Marcelo Lima wrote:
> Hi,
> 
> I generated a covariance matrix, since the diagonal of this matrix
> represents the variance of my dataset I would like to extract it. Any
> suggestions on how to obtain?
> 
> Thanks,
> 
> Marcelo
> 
> ___________

You can use the "diag" function to extract the diagonal.