[R] arrowhead styles

[Hendrik Fuss]

Mikkel Grum:
>> I've been using the arrows() function in plots a lot, but I'm not
>> happy with the appearance of the arrow heads. I understand that  
>> arrows
>> () doesn't offer more sophisticated arrowhead shapes like e.g. a
>> filled triangle, possibly with choice of angle at the point. Does
>> anyone know an easy way to achieve this?
> There's also an Arrows() function in the package IDPMisc.

The IDPMisc Arrows() are actually looking very good, and work as drop- 
in replacement. Pity they're hiding in a library, in which I wouldn't  
have looked for arrows.

many thanks
Hendrik