2007/4/26, Gary Chambers <gazzaguru2 at btinternet.com>:
> Perhaps something more like this...
>
>
>         | theta r pen p|
>         pen _ Pen new.
>         len _ 200.
>         ppr _ 10.
>         0 to: (len-1) do: [:i |
>                 theta _ 2 * Float pi * i / len * ppr.
>                 r _  i.
>                 p _ r * theta cos @ (r * theta sin).
>                 pen goto: p + Display boundingBox center]

with ':=' when you see '_' :-)

-- 
Damien Cassou