% rosenbrock
%
% return function values for the rosenbrock problem
%		f( x1, x2 ) = alpha*( x2 - x1^2 )^2 + ( 1 - x1 )^2
%
% eventually: handle constraints, gradients, hessians
function f = rosenbrock(x,alpha);

	f = alpha*( x(2) - x(1)^2 )^2 + ( 1 - x(1) )^2;

