This web site is still under development. It is best
to link/bookmark to this page and then follow the links
on this page to the other material. Bookmarks to other
URLs on this site may result in broken links if the site
Support for this web page comes from Sage
Publications and the University of Colorado,
Except for the final text and figures, all material
is copyrighted by Gregory Carey and may be freely
reproduced for nonprofit instructional purposes.
Source code for Java applets and for Flash animations
is regarded as open code and may be copied and amended
for nonprofit instructional purposes, provided that
amended code is also treated as open source code.