The Great Straight Lines debate Oct 24, 2016 * Edited 2016-10-24 to add categories, just for Cav. A selection of other posts Feb 17, 2020 A GCSE surprise Jun 17, 2013 The Mathematical Ninja's C4 Paper Feb 6, 2013 Bayes' Theorem and Minesweeper Jan 4, 2013 Silly Questions Amnesty subscribe via RSS