采用四阶龙格——库塔算法，应用MATLAB编写的常微分方程、偏微分方程求解算法及界面。 关键词：gui,ode,pde,difference method, runge kutta,euler,heun MATLAB版本：7.0 (R14)-EULER.m HEUN.m Rk4.M implement euler heun and runge kutta fourth order to solve ODE VANDERPOLODE.m LOGISTICOODE.m PREDAPREDA

龙格－库塔法（Runge-Kutta）是用于模拟常微分方程的解的重要的一类隐式或显式迭代法。-Runge- Kutta method (Runge-Kutta) is used to simulate the ordinary differential equations of an important class of implicit or explicit iterative method.