Quotable maths: Armstrong Aug 30, 2012 RIP, Neil Armstrong (1930-2012). A selection of other posts Jan 27, 2021 Ask Uncle Colin: A Four-Rooted Quartic Jun 27, 2018 Ask Uncle Colin: An Unclear Inequality Dec 4, 2017 An unexpected connection Mar 14, 2014 Sam Warburton's Dilemma subscribe via RSS
