[SciPy-User] constrained optimization: question about Jacobian

[Denis Laxalde]

Andreas Hilboll a écrit :
> According to the tutorial
> (http://docs.scipy.org/doc/scipy/reference/tutorial/optimize.html#constrained-minimization-of-multivariate-scalar-functions-minimize),
> I need to define the Jacobian. However, I'm unsure of how to define the
> derivative with regards to t2.

The Jacobian is optional for most if not all solvers, so you don't 
*need* to provide it.