F Obsolete LATEX

Since 1994, LATEX2ε has replaced LATEX 2.09 as the official version. Although the newer version is backward compatible with the previous one, this is only to allow older source files written for LATEX 2.09 to be processed under LATEX2ε; it is not intended that newer files should use the obsolete syntax.

Human nature being conservative as it is, many authors continued to use the commands they were familiar with, and do so even today. The purpose of this chapter is to explain those commands for users who may come across such legacy documents and to indicate to traditional LATEX users which commands they should no longer be employing. It is not meant to be a guide for using LATEX 2.09!

At first sight, the differences seem very ...

Get Guide to LaTeX, Fourth Edition now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.