Copyright (c) 1993-2001 by Andries Brouwer. This document may be distributed under the terms set forth in the LDP license at http://metalab.unc.edu/LDP/COPYRIGHT.html or ftp://www.win.tue.nl/pub/linux/LDP/COPYRIGHT.txt.

Additions and corrections are welcome.

Andries Brouwer
aeb@cwi.nl