此问题为无约束非线性优化问题，用牛顿法进行迭代求解,具体的求解过程有MATLAB编程解决。-This problem is unconstrained nonlinear optimization problems were solved by Newton s iterative method for solving a specific procedure has MATLAB programming solutions.

牛顿（Newton）迭代法的MATLAB程序-Newton (Newton) iteration method MATLAB program