中文说明：资源描述最优化算法中的拟牛顿法的BFGS算法，可运行，可自定义参数和初始点即方程组，迭代至误差小于某个给定值停止
English Description：
Application backgroundBFGS algorithm in the optimization algorithm, can run, can be customized parameters and the initial point of the equation set, the error is less than a given value to stop