中文说明：改程序为拟牛顿法matlab 程序，用于数学建模中的优化问题的设计，可以供大家参考和学习，亲自测试可以使用的程序，差不多五十个字了吧。
English Description：
Change the program to quasi Newton method matlab program, for the design of optimization problems in mathematical modeling, for your reference and learning, personally test the program that can be used, almost 50 words.