[R] 3D version of triax.plot (package plotrix)

[Jim Lemon]

On 05/03/2010 09:43 PM, Gabriele Esposito wrote:
> Good afternoon,
>
> I am looking for a way to do a scatterplot of 4 values summing to 1
> inside a 3D symplex, i.e. an equilateral pyramid. With the function
> triax.plot I can do that with 3 values summing to 1, but I can't find
> an equivalent with an extra dimension.
>
Hi Gabriele,

I don't have time at the moment to do anything but point you to the rgl 
package. Might be able to look at it more closely tomorrow.

Jim