[SciPy-user] lagrange multipliers in python

Bill Baxter wbaxter@gmail....
Fri Jun 15 14:24:06 CDT 2007


On 6/16/07, Dominique Orban <dominique.orban@gmail.com> wrote:
>
> Hello Xiao,
>
> If you can compute first, but not second derivatives, there is possibility
> of
> approximating those using a limited-memory BFGS matrix. NLPy features a
> L-BFGS
> implementation in pure Python, save for the linesearch, which is in
> Fortran.


scipy.optimize also has an L-BFGS implementation -- in pure C I believe.  Is
there something yours offers that scipy's doesn't?  (like constraints?)

--bb
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