Re: [math-fun] Is there an iterative way to calculate radii along a scanline?

By the way, there are about a dozen square root tricks on that page, not just the IEEE one. On Mon, Sep 14, 2009 at 4:56 PM, Mike Stay <metaweta@gmail.com> wrote:

Well, you can use something like the fast square root hack in IEEE floating point, which takes an initial guess: http://www.azillionmonkeys.com/qed/sqroot.html Here, the previous value is a really good estimate of the next one. -- Mike Stay - metaweta@gmail.com http://math.ucr.edu/~mike http://reperiendi.wordpress.com