%
% -------------------------------------------------------------------------
% This file is part of BayesOpt, an efficient C++ library for
% Bayesian optimization.
%
% Copyright (C) 2011-2013 Ruben Martinez-Cantin
%
% BayesOpt is free software: you can redistribute it and/or modify it
% under the terms of the GNU General Public License as published by
% the Free Software Foundation, either version 3 of the License, or
% (at your option) any later version.
%
% BayesOpt is distributed in the hope that it will be useful, but
% WITHOUT ANY WARRANTY; without even the implied warranty of
% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
% GNU General Public License for more details.
%
% You should have received a copy of the GNU General Public License
% along with BayesOpt. If not, see .
% ------------------------------------------------------------------------
%
function y = rosenbrock(x)
% Bounds [-2.048,2.048]
% Min y = 0
n = length(x);
y = 0;
for i=1:n-1
y = y+(100*(x(i+1)-x(i)^2)^2 + (1-x(i))^2);
end;