But from now on, I'll try to update it at least once a month. Most package on this site were compressed using InfoZip's Zip archiver. You can uncompress them by using InfoZip's Unzip program. Some of large PostScript files were compressed as well. Mostly in GNU Zip format.
Some problems are available only in TeX format.
You can view them on Netscape Navigator or Internet Explorer by using IBM techexplorer which can be download from IBM alphaWorks or techexplorer web site . PostScript files can be printed directly by PostScript printers. Portable Document Format files can be viewed by Adobe Acrobat Reader . It's free and available on many platforms and in many languages.