Date: Nov 13, 2012 6:57 PM
Author: Ray Koopman
Subject: Re: Least-squares scaling

On Nov 13, 3:35 pm, kalle_ruta...@hotmail.com wrote:
> I wrote:
> > SPP^T + PP^T S = RP^T + PR^T
>
> This equation is known as a Lyapunov equation:
>
> http://en.wikipedia.org/wiki/Lyapunov_equation
>
> It seems I should find algorithms for solving such equations.
>
> --http://kaba.hilvi.org


Yup. I was just about to post the same thing.