使用混合型pi-sigam网络逼近对象的MATLAB程序，可以参考！希望能对大家有所帮助-use of the mixed-pi-network approximation sigam object MATLAB program, we can make reference! The hope is to help everyone

用C++编写的利用无穷级数逼近来估计圆周率的小程序，可以帮助初学者学习-a small programe using infinite series to estimate pi applet