定步长与变步长的改进欧拉算法!! #include "stdio.h" #include "stdlib.h"#include <math.h>int Func(y,d)double y[],d[];{ d[0]=y[1]; /*y0'=y1*/ d[1]=-y[0]; /*y1'=y0*/ d[2]=-y[2]; /*y2... matlab 2023-05-30 49 点赞 0 评论 74 浏览