for a description). Not every chapter may have extensions, and the
extensions may come and go. Also, this page is incomplete because the
author is pressed for time. Check back often; the latest change was on
- $Date: 2002/10/07 18:11:22 $ (UTC).
+ $Date: 2002/11/17 17:15:06 $ (UTC).
</p>
<p>Descriptions range from the scanty to the verbose. You should also check