http://quantumcollaborations.org/pg/file/mleifer/read/67/transitive-closure-of-a-dag?view=rss http://quantumcollaborations.org/pg/file/mleifer/read/67/transitive-closure-of-a-dag Mon, 05 Jan 2009 11:34:19 -0500 http://quantumcollaborations.org/pg/file/mleifer/read/67/transitive-closure-of-a-dag ]]>