25 Sep
2006
25 Sep
'06
4:10 p.m.
Clinton Allen wrote:
You might look at Chebyshev polynomials. They have a "min-max of the error" property. One place to start is http://mathworld.wolfram.com/ChebyshevApproximationFormula.html <http://mathworld.wolfram.com/ChebyshevApproximationFormula.html>
Unfortunately, that's two-sided error. It won't do what he wants.
Don't know if there's any python code for using these.
scipy.special.cheby{t,u,c,s} -- Robert Kern "I have come to believe that the whole world is an enigma, a harmless enigma that is made terrible by our own mad attempt to interpret it as though it had an underlying truth." -- Umberto Eco