 TETRA is the result of research conducted by <a href="http://www.cs.wisc.edu/~austin/austin.html">Todd Austin</a> and <a href="http://www.cs.wisc.edu/~sohi/sohi.html">Guri Sohi</a> of the <a href="http://www.cs.wisc.edu/~mscalar">Wisconsin Multiscalar Group</a> at the <a href="http://www.cs.wisc.edu">University of Wisconsin - Madison</a>. TETRA was written by <a href="http://www.cs.wisc.edu/~austin/austin.html">Todd Austin</a> (austin@cs.wisc.edu).  Portions of the code were written and/or copyrighted by <a href="http://www.cs.wisc.edu/~alain/alain.html">Alain K&auml;gi</a> (author of the Fibonacci heap code) and The Regents of the University of California (developer the AVL tree code). The development of this code was supported by grants from the National Science Foundation (grant CCR-9303030 plus software capitalization supplement) and the Office of Naval Research (grant N00014-93-1-0465).  <hr> <address> Last Updated: September 27, 1995 </address> <hr> 
