[R] draw ellipse of equal concentration

[Duncan Murdoch]

On 7/26/2005 1:49 PM, Salvatore Ingrassia wrote:
> Dear all,
> 
> do you know some routines to draw ellipses and its axes given the algebraic
> equation?  The application is to draw ellipses of equal concentration for
> bivariate normal distribution given the vector mean and the covariance matrix.

The ellipse package can draw ellipses.

Duncan Murdoch