[fluxus] R: [Newbie] How to install fluxus on ubuntu?

[Juego]

> But It crashes if I try to do
> (build-cube) or (build-sphere 10 10)
>
> And with (draw-cube) or (draw-sphere), it doesn't do anything.
>
> Thanks again for your help.
>
> Julien

I would like to add this
when I do (build-cube), I get a "segmentation error" and fluxus quits 
brutaly.
Do you know how could I solve this.

Thank you

Julien