- LaTeX 2e help
A simple 'quick reference' to the major LaTeX commands from CTAN (Comprehensive TeX Archive Network).
- LaTeX Documentation
The official list of documentation for the LaTeX system which includes a number of useful documents available online. Users specifically looking for the [Short] introduction to LaTeX, a good tutorial, can reach it directly from here.
Documentation for the AMS-LaTeX package, produced by the American Mathematical Society, which offers considerable extensions for typesetting complex mathematical documents. The second part of the documentation dealing exclusively with the document classes can be found here.
Page description languages
The latest (3rd) edition of the Postscript programming manual. If you specifically need to refer to the second edition, possibly for the description of Display Postscript, then it may be found here. Also availabe is the specification for Encapsulated Postscript (EPS) files and how they differ from regular PS files.
- Adobe PDF
- Unicode character codes
The printed Unicode manual is available in the library, but most of the information is also freely available online. A list of the various scripts covered by the standard is available from the above link together with charts in PDF format.