2009-5-15 如何用MATLAB 求微分方程d^y/d(x)^2+2*dy/dx +2y=0在满足y(0)=1,y(0)=
问题描述:
2009-5-15 如何用MATLAB 求微分方程d^y/d(x)^2+2*dy/dx +2y=0在满足y(0)=1,y(0)=
答
y = dsolve('(Dy)^2 + y^2 = 1','y(0) = 0')
y =
-sin(t)或者sin(t)
两个都可以