[R] add a vertical line in a 2d histogram !

[Duncan Murdoch]

On Fri, 12 Mar 2004 16:04:55 +0100, Dong Hui Ma
<ma at bioinf.uni-hannover.de> wrote :

>Dear all,
>I have a stupid question!
>Just want to know is there some function like "abline" can be used
>in 3 dimensional case?

Your question and subject line contradict each other.  Could you give
an example of how you produce your 2d or 3d histogram, and describe
where you want the line to appear?  You can almost certainly do so.

Duncan Murdoch