On Thu, 03 Nov 2005 00:29:20 +0100 Paolo Zavarise <[EMAIL PROTECTED]> wrote:
> In mathematica 5.1
>
> ProductLog[z] gives the principal solution for w in z=w Exp[w]
>
> Is there same function on GSL?
>
gsl_sf_lambert_W0 is probably what you are looking for.
G.
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