"🔢 The Nine-Sided Nonagon: Exploring Herschel’s Eneapedron 🧩✨ | Numberphile"

"Join Christian Lawson-Perfect as he delves into the fascinating creation of Herschel’s Eneapedron, the unique nine-sided solid that has puzzled and inspired mathematicians for years. Discover its mathematical beauty and significance in this captivating episode of Numberphile. Special thanks to our sponsor Brilliant—try their free trial to explore more! Don’t miss out—subscribe for more mathematical wonders! ✨📐"