Numerical fitting with the approximation, including: least squares curve fitting, Chebyshev curve fitting, best polynomial approximation centimeters chee, rectangular region of least-squares fitting surfaces

• 详细说明:数值拟合与逼近方面的,包括:最小二乘曲线拟合,切比雪夫曲线拟合,最佳一致逼近多项式里米慈法,矩形域的最小二乘曲面拟合