此函数通过两点的大地经纬度（Ja,Wa）和（Jb,Wb）计算两点间距离 Dis -this function through the 2:00 and Geodesy (Ja, Wa) and ( `, mg) calculated the distance between two points Dis

迭代算法中的多重网格计算程序Visual C++原代码-iterative algorithm of multiple grid computing procedures Visual C source code

本程序使用Fortran语言，使用多重网格的方法求解泊松方程-This program solves Poisson s equation with multigrid method, using Fortran language