RE: Interpolating with f(x) = a*x^b, where b might be a non-integer?

[Allen.Windhorn]

Joanna,

> -----Original Message-----
> From: address@hidden [mailto:help-octave-
> 
> Hello, given a set of measurements, I would like to find the best
> fitting function of the form:
> 
> f(x) = a*x^b, where a, b might be non integers. Here is a good example
> of such a fitting:
> 
> http://www.flybrushless.com/prop/view/38
> 
> Is there any toolbox in octave that I could use to easily obtain the a
> and b coefficients given a set of measurements?

If you don't need to use Octave, you might try CurveExpert
<http://www.curveexpert.net>, or Excel's Solver works reasonably well
if you set it up right.

Regards,
Allen