2.4.1 Exact nonlinear second order ode \(F\left ( x,y,y^{\prime },y^{\prime \prime }\right ) =0\)

2.4.1.1 Introduction and terminology used
2.4.1.2 Test for exactness
2.4.1.3 Examples showing how to check for exactness
2.4.1.4 How to solve the ode once it is determined it is exact

ode internal name "exact_nonlinear_second_order_ode"

(not implemented yet)