工程中很多的地方用到龙格库塔求解微分方程的数值解，龙格库塔是很重要的一种方法，尤其是四阶的，精确度相当的高。 -project many places used for Runge - Kutta numerical solution of differential equations. Runge - Kutta is a very important one, especially in four bands, precision is high.

此程序是用C来实现偏微分方程的数值解问题，经测试后正确可行-This program is a C to achieve the numerical solution of partial differential equations correctly after testing feasible

此程序是用C来实现偏微分方程的数值解问题，是并行计算，开MPI,经测试后正确可行-This program is a C to achieve the numerical solution of partial differential equations, parallel computing, and open the MPI correct and feasible, after tests

此程序是用C来实现偏微分方程的数值解问题，并行计算MPI的另一种方法，经测试后正确可行-This program is written in C to achieve the numerical solution of partial differential equations, parallel computing the MPI Another way, after testing is feasible

在偏微分方程的数值求解中，有一类很重要的问题就是求解有奇异点的泊松方程，此程序是用C写的并行程序，能极大的提高泊松方程的求解-In the numerical solution of partial differential equations, there is a class of very important issues that have a singular point of solving the Poisson equation, this program is written