If you missed the previous article in the series you can find it here: Differential Equations 32: The Frobenius Method
If you missed the previous article in the series you can find it here:medium.com Numerical Methods With the exception of a few special cases, the only ODE’s which have “closed form” solutions are those that are linear with constant coefficients. Unfortunately, we often encounter ODE’s that are nonlinear, or if linear, have…