Re: [Phys-l] Rocket Science

[John Denker <jsd@av8n.com>]

David Bowman wrote:

> a particular definite integral ...
> I ==Int{w_<, w_> | dw/sqrt(D(w)} 

> D(w) == sgn(E) - w^2 - V(L/(w*sqrt(2*m*|E|)))/|E|


I was wondering about the physical motivation and interpretation of
this formula.

> From the way it's used, I suspect it must be something like the integral
of d(theta)/d(r) (in scaled units).  Or is there something else involved?