sumed.</li>

     <li>
       <b>Projective Geometry and Homological Algebra</b>, by David Eisenbud:<br/>
       Available in the following formats:
	<a href="ComputationsBook/chapters/geometry/chapter-wrapper.dvi">dvi</a>,
        <a href="ComputationsBook/chapters/geometry/chapter-wrapper.ps">postscript</a>,
        <a href="ComputationsBook/chapters/geometry/chapter-wrapper.pdf">pdf</a>.<br/>

	     We provide an introduction to many of the homological
	     commands in <i>Macaulay2</i> (modules, free re