http://mathforum.org/kb List of forum topics en http://mathforum.org/kb/thread.jspa?messageID=7925018&tstart=0#7925018 Nov 18, 2012 8:27:08 AM Nov 18, 2012 8:27:08 AM ryanshuell@gmail.com 0 http://mathforum.org/kb/thread.jspa?messageID=7924930&tstart=0#7924930 Nov 18, 2012 1:41:15 AM Nov 18, 2012 1:41:15 AM the_rome@hotmail.com 1