Double Maths First Thing: Issue 67

Double Maths First Thing is not, and has never been, down with the kids. Hello! My name is Colin and I am a mathematician on a mission to spread joy and delight in maths, puzzles and problem-solving. I’m just back from a week in Germany, where the highlight was the Heinz Nixdorf Museumsforum in Paderborn, a fantastic history of computing museum. I spent the whole afternoon going “THIS IS SO COOL!” and “I’ll catch you up, I need to get a picture of this.” It’s a super-rare three Michelin stars sort of museum. Links While the eclipse (as documented previously) was won by a skateboarder, here’s a close runner-up. Meanwhile, here’s a wonderful Desmos Doodle from Fractal Kitty In elliptic curve news: there have been discovered one of rank 30 and another of rank 31 – the previous record was 29, and had stood for a couple of years. I do not know what that means or why it’s important, but it sounds that way. Similarly, Robin points to a new length-5905 superpermutation, which I understand…