I would not delve into technicalities, but here is a great visualization on which linux distro is a fork of whom:
http://upload.wikimedia.org/wikipedia/commons/9/9a/Gldt1009.svg [Source<http://www.downloadsquad.com/2010/10/31/the-linux-distro-timeline-is-an-extensive-family-tree-of-all-things-linux/> ] -- Ubuntu Bangladesh | http://ubuntu-bd.org Bangla Linux Forum | http://forum.linux.org.bd https://lists.ubuntu.com/mailman/listinfo/ubuntu-bd