And a summary of some results<br> <a href="http://groups.google.com/group/comp.lang.lisp/browse_frm/thread/9451a52099ae25b6#">http://groups.google.com/group/comp.lang.lisp/browse_frm/thread/9451a52099ae25b6#</a><br><br clear="all">
Juanjo<br><br>-- <br>Instituto de Física Fundamental, CSIC<br>c/ Serrano, 113b, Madrid 28006 (Spain) <br><a href="http://tream.dreamhosters.com">http://tream.dreamhosters.com</a><br>