Barometer | 28 December 2012
Counting the years 2013 might look an uninteresting number for a year but it is in fact a mathematical rarity: a year whose digits, when rearranged, can form a simple arithmetic progression: i.e. 0,1,2,3. — The last such year was 1432. The next will be 2031, after which we will have to wait until 2103 for the next one. — The good news, for those who believe in ominous dates, is that nothing terribly bad happened in 1432. Florence defeated Siena at the Battle of San Romano, there was a civil war in Lithuania and a small revolt against the Ottoman Empire in Albania. Faith, hope and quinoa 2013 will be