Quotable maths: Krishna Oct 18, 2012 It is magic until you understand it, and it is mathematics thereafter - Bharati Krishna A selection of other posts Oct 14, 2015 Ask Uncle Colin: two almost-matching sequences Apr 1, 2015 Udo of Aachen: Lives of the Mathematical Ninja Sep 27, 2013 Last-ditch begging: sponsor me. Please? Jun 18, 2012 Secrets of the Mathematical Ninja: Pascal's Triangle subscribe via RSS