Re: Resolve a function

*To*: mathgroup at smc.vnet.net*Subject*: [mg89714] Re: Resolve a function*From*: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>*Date*: Wed, 18 Jun 2008 06:42:11 -0400 (EDT)*Organization*: Uni Leipzig*References*: <g3agrf$pm7$1@smc.vnet.net>*Reply-to*: kuska at informatik.uni-leipzig.de

Hi, Solve[f == 14.4*((2/Sqrt[r^2 + R^2]) - 1/r), r] Regards Jens maria wrote: > Dear all, > I am new with mathematica. I would be grateful if someone could tell > me how can I find the general solutions of the r for the following > function f(r_) = 14.4* ((2/Sqrt[r^2 + R^2]) - 1/r ) (where > R=constant). I just want to express the function as r =.....*f. Is > this possible with mathematica. > Thank you. >