  For advice and comments concerning both the MultiMATLAB project and this paper, we are grateful to  <A HREF=http://cam.cornell.edu/~driscoll/index.html>Toby Driscoll</A>, <A HREF=http://www.mcs.anl.gov/people/gropp/index.html>Bill Gropp</A>, <A HREF=http://www.cs.cornell.edu/Info/People/xliu/home.html>Xiaoming Liu</A>, <A HREF=http://www.mathworks.com/images/cleve_moler.gif>Cleve Moler</A>, <A HREF=http://www.mcs.anl.gov/people/bsmith/index.html>Barry Smith</A>, <A HREF=http://www.cs.cornell.edu/Info/People/vavasis/vavasis.html>Steve Vavasis</A>, and <A HREF=http://www.cs.cornell.edu/Info/People/tve/tve.html>Thorsten von Eicken</A>. <P>
