http://mathforum.org/kb List of forum topics en http://mathforum.org/kb/thread.jspa?messageID=7939233&tstart=0#7939233 My solution would involve amalgamating the 72 matrices into a singular matrix first of all.]]> Dec 19, 2012 11:55:08 AM Dec 19, 2012 11:55:08 AM Barry@h.com 0 http://mathforum.org/kb/thread.jspa?messageID=7939125&tstart=0#7939125 Dec 19, 2012 5:58:07 AM Dec 19, 2012 5:58:07 AM wafa_ali_2009@yahoo.com 1