Code covered by the BSD License  

Highlights from
OpenOpt

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from OpenOpt by Dmitrey Kroshko
nonSmoothSolve (similar to fsolve), non-smooth & noisy local + some global solvers; works in Octave

GRosenbrockBanana(x)
function dr = GRosenbrockBanana(x)
dr = [-400*(x(2)-x(1)^2)*x(1)-2+2*x(1);200*x(2)-200*x(1)^2];

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