On Sat, May 15, 2004 at 07:10:30AM +0200, Marcus Andersson wrote: > Interesting interpretation. This means that the mapping between the > slider and the parameter will be > > f(x) = k*a^x > > with k=f(0) and a = f(1) if the slider goes form 0 to 1.
You probably meant a = f(1)/f(0). > This also means that it is illegal to include 0 in the parameter range. In that case you can use f(x) = x*a^x, with a = f(1). -- FA
