Journal Journal: Priceless
http://linux.slashdot.org/comments.pl?sid=125508&cid=10514601
http://ask.slashdot.org/story/10/08/02/2341226/String-Quartets-On-the-Web
We warn the reader in advance that the proof presented here depends on a clever but highly unmotivated trick. -- Howard Anton, "Elementary Linear Algebra"
