[R] separate mfrow region with line

[David Winsemius]

On Aug 27, 2011, at 5:01 AM, dood wrote:

> Dear R users,
>
> I have six plots in one figure, created with par(mfrow=c(2,3)). I  
> would like
> to add two lines to the figure outside the plotting regions,  
> separating the
> figure into 3 columns. Is this possible?

The xpd parameter used with the segments function should provide that.  
The tricky bit will be establishing the proper endpoints, but without  
an example that cannot be illustrated.

-- 

David Winsemius, MD
West Hartford, CT