http://mathforum.org/kb List of forum topics en http://mathforum.org/kb/thread.jspa?messageID=6608763&tstart=0#6608763 International Olympiad will take place on Sunday, 1 March, 2009 from 4-7 p.m. (EST) Join]]> Feb 12, 2009 12:47:29 PM Feb 12, 2009 12:47:29 PM alexb@cut-the-knot.com 0