examp3_41.m

来自「matlab的大量实例代码」· M 代码 · 共 7 行

syms y; X=dsolve('D4y-4*D3y+8*D2y-8*Dy+4*y=2')

syms y; X1=dsolve('D6y + 7*D5y -3*D4y-4*D3y+8*D2y-8*Dy+4*y=2')

syms mu y; dsolve('D2y+mu*(y^2-1)*Dy+y=0')