<A HREF="http://www.cs.cornell.edu/Info/Courses/Spring-96/CS516/homework_4/homework_4.html">Homework 4</a><A HREF="http://www.cs.cornell.edu/Info/Courses/Spring-96/CS516/Postscript/homework_4.ps"> <IMG SRC="http://www.cs.cornell.edu/Icons/ps.gif" align=absbottom></a></h3>
