First-order derivatives of the flow of a second-order ODE
Posted by B. Chinaski, at math.stackexchange.com,
How can I find the first-order derivatives of a solution $\varphi(t,t_0, x_0, x_0', \lambda)$ of the ode $$ x'' = f(t,x,x'…
Differential Equations and Dynamical Systems
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