- #1

matteo86bo

- 60

- 0

[tex]

\frac{dx}{dt}=f(t)g(r)+\frac{v}{r}\frac{d (Rx)}{dR}

[/tex]

[tex]f(t)[/tex] and [tex]g(r)[/tex] are known.

I can solve the equation with only the first or the second term ...

actually I'm interest in how the second term modify the solution of the equation with the first term only. suggestions?