http://mathforum.org/kb List of forum topics en http://mathforum.org/kb/thread.jspa?messageID=7922151&tstart=0#7922151 >That "intuition" you speak of is not common sense, otherwise we would see it everywhere. I don't see]]> Nov 12, 2012 7:58:39 AM Nov 12, 2012 7:58:39 AM niederberger@comcast.net 0