[R] How to control height of abline

[Wacek Kusnierczyk]

mogra wrote:
> I use plot to get the density curve and then I use
>
> abline(v=g$V2, col = 3 )  to get the vertical line for specific point on x
> axis.
>
> Goal : I want very small lines at the bottom on the x axis , if possible in
> the arrow forms instead of vertical lines on the whole graph.
>   

?lines
?arrows

vQ