RungKutta有現成的java class,調用就好了,關鍵看你要算什麽
如果隻是實現KungKutta Method,照抄就可以了。作業有那麽難嗎?
These tew links might help:
http://www.ee.ucl.ac.uk/~mflanaga/java/RungeKutta.html
http://www.particle.kth.se/~lindsey/JavaCourse/Book/Part1/Physics/Chapter04/RungeKutta2nd.html