Subject: Solving a single equation of two variables
From: Dan Stanger
Date: Tue, 16 Sep 2003 10:42:18 -0400
Have you tried changing variables, letting r=a*sin(theta), then expanding in
a taylor series and solving for theta? You may not be able to solve
for r in closed form. What are typical values for a, x and r?
Dan Stanger
Herbert_Desson@jltgroup.com wrote:
> I am new to maxima and am trying to solve the following relatively simple
> equation for r:
> x = a * log(( a + sqrt( a^2 - r^2))/r) - sqrt(a^2 - r^2),
>
> where x and r are variables and a is a constant.