saddle point method的用法和样例：
例句
- In this paper, a new theoritical method, the steepest descent approxim ation method was developed to study the eigen value problem in optical waveguide theory.
本文提出了一套研究波导电磁场本征值问题的最陡下降逼近方向。 - Based on the steepest descent method and the conjugate gradient method, a hybrid algorithm is proposed in this paper, and its global convergence is proved.
摘要将最速下降法与共扼梯度法有机结合起来，构造出一种混合优化算法，并证明其全局收敛性。
