The present 'index' section contains overviews of various kinds of components in the 'Hyperbook' as well other sections of this site and its attached information sites. (The Hyperbook is accessed from the top-line menue; the list of attached sites can be found in the left-column menue after touching 'Welcome' in the top-line menue).
The index section has the following parts. The 'Table of contents' lists all the webnotes of the present site, that is, pages that are presented in HTML and that have an information content. In particular, it provides a map of the contents of the Hyperbook.
Additional indexing services are invisaged, in particular, a dedicated search facility and a listing of articles by author.