[pstricks] graphing the cube root function?

[Christophe Jorssen]

Ryan Higginbottom wrote:
> Dear list:
> 
> I'm afraid that I have another question.  I have the following
> packages loaded: pstricks, pst-plot, pstricks-add.  I would like to
> use \psplot (with the algebraic option) to plot the function
> y=x^(1/3), but I keep getting an error.  Would someone kindly help me
> through this? 
> 

Can you give a minimal example?

--
Christophe