[R] plot an arrow / add arrow to a line

[David Winsemius]

RSearch is your friend! (Do we need an LMRSTFY.org?)

Had the OP used the RSearch facilities restricting the search to only  
functions, he would have found an astonishingly large number of  
functions (219) that mention arrows:

http://search.r-project.org/cgi-bin/namazu.cgi?query=arrows&max=100&result=normal&sort=score&idxname=functions


On Oct 7, 2009, at 3:33 AM, Peter Ehlers wrote:

> For nicer arrows, there are also the p.arrows() function in
> pkg:sfsmisc and the Arrows() function in pkg:IDPmisc.
>
> -Peter Ehlers
>
> Sarah Goslee wrote:
>> How about arrows() ?
>> On Tue, Oct 6, 2009 at 4:25 PM, Martin Batholdy <batholdy at googlemail.com 
>> > wrote:
>>> hi,
>>>
>>> is it possible to end a line plotted with lines() with an arrow?
>>> Or are there any other functions to add an arrow to plot?
>>>
>>>
>>> thanks!
>>>
>


David Winsemius, MD
Heritage Laboratories
West Hartford, CT