Robuta

https://mail.python.org/archives/list/scipy-dev@python.org/thread/GDZLZ5SQB6LXDX67UAW66KUEXTSTY5QQ/?sort=thread Mailman 3 callable jacobians for CG, BFGS, Newton-CG, L-BFGS-B, TNC, SLSQP, dogleg, trust-ncg,...