gsl

[Susi Lehtola]

On 06/04/2015 11:11 AM, Patrick Dupre wrote:
>> Well, the same stands for multifit_fsolver: documentation exists in the
>> manual.
>>
>> https://www.gnu.org/software/gsl/manual/html_node/Minimization-Algorithms-without-Derivatives.html#Minimization-Algorithms-without-Derivatives
>>
>> So it seems gsl doesn't have anything implemented currently. You can
>> always use finite difference derivatives though...
>
> Probably not, because I am unable to calculate the analytical derivatives!!!

If you can't do analytical gradients, you can do finite difference 
gradients.
-- 
Susi Lehtola
Fedora Project Contributor
jussilehtola at fedoraproject.org