中文说明：可实现对二维数据的聚类，相控阵天线的方向图（切比雪夫加权），插值与拟合，解方程，数据分析，对球谐函数图形进行仿真,解耦，恢复原信号，有详细的注释。
English Description：
For two dimensional data clustering can be achieved, phased array antenna pattern (weighted Chebyshev), interpolation and fitting, solving equations, data analysis, simulation of spherical harmonic function, decoupling of signal recovery, detailed comments.