Vhistory simplifies the creation of a history of versions of a document. You can easily extract information like the current version of a list of authors from that history. It helps you to get consistent documents.
The package sets, which is used by vhistory, allows you to use sets containing text. You can use the usual operations to create the union of sets or the intersection of sets etc.
The author is Jochen Wertenauer.
License: lppl Version: 1.4 Catalogued: 2009-03-01