Quotable maths: Rosenlicht Nov 22, 2012 A selection of other posts Oct 10, 2018 Ask Uncle Colin: Powers Mar 22, 2017 Ask Uncle Colin: A Separable Difficulty Feb 24, 2016 Ask Uncle Colin: How do we know the digits of $\pi$ don't recur? Mar 8, 2012 Quotable maths: Russell subscribe via RSS