Knuth once wrote an article on mathematical vanity plates: http://link.springer.com/article/10.1007/s00283-010-9170-7 http://link.springer.com/article/10.1007/s

Knuth once wrote an article on mathematical vanity plates: http://link.springer.com/article/10.1007/s00283-010-9170-7 http://link.springer.com/article/10.1007/s00283-010-9170-7