https://mathsrant.com/2026/07/23/crocheting-hector-ii-the-return-of-the-ruffle/Maths Ranten2026-07-23T20:01:48+00:00Crocheting Hector II: The Return of the RuffleMaths, crocheting, hyperbolic geometryhttps://mathsrant.com/wp-content/uploads/2026/07/097e106e-7d24-4f71-b30a-5241a0308dc3.jpg?w=150