Le_Forgeron <jgr### [at] free fr> wrote:
> Thanks for that code, but the computed normal is an approximation, not the real
value.
>
> It's like computing the derivative of a polynomial expression by sampling values
around the point of interest, instea
d of actually performing the derivation of the equation: you get an approximated
value, but no formula.
polynom bernstein no?
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