On Dec 31, 2009, at 1:37 AM, Arcadie Cracan wrote:



---------- Forwarded message ----------
From: Arcadie Cracan <acracan@gmail.com>
Date: Dec 31, 2009 11:36 AM
Subject: Re: [Inkscape-devel] Re : Exchange position of two objects
To: Krzysztof Kosiński <tweenk.pl@gmail.com>

Actually the center might be the center of mass (http://en.wikipedia.org/wiki/Center_of_mass), and, as 

So, we hit the fun for "center" vs. "centroid", etc.

:-)