功能：离散试验数据点的多项式曲线拟合 调用格式：A=multifit(x,y,m) 其中：x: 试验数据点的x坐标向量 　　　Y: 试验数据点的y坐标向量 m: 拟合多项式的次数 -Functions: discrete experimental data points, the polynomial curve fitting call format: A = multifit (x, y, m) where: x: experimental data points, x

各种函数逼近的拟合算法，包括各种拟合函数，里面有各种算法的完整实现-The fitting various function approximation algorithms, including a variety of fitting functions, which have a full implementation of the various algorithms