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Question
ode45解二阶微分方程。
利用ode45解二阶微分方程画出的图像是不断上升的，而解析解的图像是不断下降的图像。请问问题在哪？程序为： function dydx=myode(x,y) dydx=zeros(2,1) dydx(1)=y(2) dydx(2)=(x.^2-1)...
3 years ago | 0 answers | 0
