Solve DE

Dec 2015
1,084
169
Earth
\(\displaystyle \frac{y}{y’}=\frac{xy’+(y’)^2 }{xy’’+(y’’)^2 }\).
 
Feb 2019
44
3
United Kingdom
You mean, "Solve this ODE".

My knowledge is limited to a definite solution set for certain ODE's, I've never encountered one like this before. You're going to have to resort to numerical techniques I'm afraid.