http://mathforum.org/kb List of forum topics en http://mathforum.org/kb/thread.jspa?messageID=7933617&tstart=0#7933617 Each of the tables below is the incidence matrix
for an affine geometry with 6 lines.

The tables share the same column names, and,]]> Dec 7, 2012 3:23:53 AM Dec 7, 2012 3:23:53 AM fomJUNK@nyms.net 0