A new package has been installed at tug.ctan.org and should soon appear at your favorite mirror.
Thanks again, Jim Hefferon
======================================================================
The following information was provided by the package's contributor.
Name of contribution: prerex-1.0 Author's name: Bob Tennent Location on CTAN: /graphics/prerex Summary description: macros and interactive editor for prerequisite charts License type: lppl
Announcement text given by the package's contributor: ---------------------------------------------------------------------- This package consists of prerex.sty, a LaTeX style for producing charts of course nodes linked by arrows representing pre- and co-requisites, and prerex, an interactive program for creating and editing chart descriptions. This implementation of prerex.sty is built on pstricks; prerex is written in C. ----------------------------------------------------------------------
See this package at http://tug.ctan.org/tex-archive/graphics/prerex . You may get a better network connection by using a CTAN mirror near to you; see http://tug.ctan.org/tex-archive/README.mirrors . Our service is supported by the TeX Users Group http://www.tug.org . Please join a users group; see http://www.tug.org/usergroups.html .