second order non-linear differential equation 二阶非线性微分方程
linear second-order homogeneous differential equation 线性二阶齐次微分方程
second-order non-linear differential equation 二阶非线性微分方程
second order half-linear differential equation 二阶半线性微分方程
second-order linear ordinary differential equation 二阶线性常微分方程
linear second order differential equation 二阶线性方程
·2,447,543篇论文数据，部分数据来源于NoteExpress
It is also a sufficient condition for second order linear differential equation with varied coefficient to be integrable.
对于二阶变系数线性微分方程来说，这也是可积的一个充分条件。
youdao
An important case is the linear homogeneous second-order differential equation with constant coefficients.
一种重要的情形是常系数二阶线性齐次微分方程。
应用推荐
模块上移
模块下移
不移动