A great Radio 4 programme about Euler’s number. Get it before it goes away!
“e is now recognised as one of the most important and interesting numbers in mathematics. Roughly equal to 2.718, e is useful in studying many everyday situations, from personal savings to epidemics. It also features in Euler’s Identity, sometimes described as the most beautiful equation ever written.
Reader in Pure Mathematics at the University of St Andrews
Senior Lecturer in the History of Maths at the Open University
Whitehead Lecturer at the Mathematical Institute and Balliol College at the University of Oxford “