C4 Vectors quiz May 28, 2013 [mtouchquiz 11] A selection of other posts Aug 4, 2014 Poissons and binomials Jan 13, 2014 Inverse sines near a half: Secrets of the Mathematical Ninja Jul 24, 2013 Pascal's tetrahedron Jun 27, 2012 ERROR 101 SENSE NOT MADE: the lunacy of programming exams on paper. subscribe via RSS