function H = rosenbrock_hessian(x1, x2)
- ##
- ## The Hessian of the Rosenbrock function. See rosenbrock.m for more
- ## information.
- ##
+ %
+ % The Hessian of the Rosenbrock function. See rosenbrock.m for more
+ % information.
+ %
H = zeros(2,2);
H(1,1) = 1200*x1^2 - 400*x2 + 2;
H(1,2) = -400*x1;
- H(2,1) = -400*x1;
+ H(2,1) = H(1,2);
H(2,2) = 200;
end