Quotable maths: Lehrer Jul 12, 2012 A selection of other posts Dec 28, 2020 Books of the Year 2020 Jul 22, 2020 Ask Uncle Colin: Factorising Nov 7, 2016 How do you estimate the normal distribution for large $z$? Feb 27, 2012 The easy way to factorise nasty quadratics subscribe via RSS
