[SciPy-User] Odeint Integration Method and its time step
Mon Dec 14 04:33:31 CST 2009
Mon, 14 Dec 2009 10:03:18 +0000, Athanasios Anastasiou wrote:
> This is all understood but doesn't answer the question (or somehow, i
> don't get it).
> You need to know how long was an object accelerating for to derive its
> velocity and also how long did the object travel at that velocity to
You don't: Newton's equations for e.g. a coupled mass system are
autonomous (have no explicit dependence on time). In a form where you can
use odeint, they read
dx/dt = v(t)
dv/dt = F(x(t)) / m
Check your a math textbook or Wikipedia for more information about ODEs.
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