![Incunabula on X: ""Hagoromo Fulltouch Chalk was at the very pinnacle of the chalk world. According to Conrad, its semi-mythical status, which prompted it to be hoarded by mathematicians before the company Incunabula on X: ""Hagoromo Fulltouch Chalk was at the very pinnacle of the chalk world. According to Conrad, its semi-mythical status, which prompted it to be hoarded by mathematicians before the company](https://pbs.twimg.com/media/Ez8slvfXMAcw1H5.jpg)
Incunabula on X: ""Hagoromo Fulltouch Chalk was at the very pinnacle of the chalk world. According to Conrad, its semi-mythical status, which prompted it to be hoarded by mathematicians before the company
Karthik 🇮🇳 on X: "Google 'chalk mathematicians' and you would stumble on the astonishing story of mathematicians obsessed with a Japanese chalk brand called Fulltouch, manufactured by Hagoromo! When Hagoromo announced that
![Michael Pemberton on X: "When I heard that an 80-year old Japanese chalk company went out of business in 2015 and that mathematicians were going as far as hoarding their chalk, I Michael Pemberton on X: "When I heard that an 80-year old Japanese chalk company went out of business in 2015 and that mathematicians were going as far as hoarding their chalk, I](https://pbs.twimg.com/media/FDn1ikcXoAEMquI.jpg)
Michael Pemberton on X: "When I heard that an 80-year old Japanese chalk company went out of business in 2015 and that mathematicians were going as far as hoarding their chalk, I
![CNN on X: "Why are the world's best mathematicians are hoarding chalk? 🎧 LISTEN to this story on CNN's new podcast, Great Big Story: https://t.co/65gmSbNBDl READ: https://t.co/09e16lyW3D https://t.co/kZ154rMmVc" / X CNN on X: "Why are the world's best mathematicians are hoarding chalk? 🎧 LISTEN to this story on CNN's new podcast, Great Big Story: https://t.co/65gmSbNBDl READ: https://t.co/09e16lyW3D https://t.co/kZ154rMmVc" / X](https://pbs.twimg.com/media/EgC2vRiXgAAQb_w.jpg)
CNN on X: "Why are the world's best mathematicians are hoarding chalk? 🎧 LISTEN to this story on CNN's new podcast, Great Big Story: https://t.co/65gmSbNBDl READ: https://t.co/09e16lyW3D https://t.co/kZ154rMmVc" / X
![I bought the World's MOST PRESTIGIOUS CHALK. Here's how it PERFORMS [ Hagoromo Chalk Unboxing ] - YouTube I bought the World's MOST PRESTIGIOUS CHALK. Here's how it PERFORMS [ Hagoromo Chalk Unboxing ] - YouTube](https://i.ytimg.com/vi/hbWeSHbL-rM/hq720.jpg?sqp=-oaymwEhCK4FEIIDSFryq4qpAxMIARUAAAAAGAElAADIQj0AgKJD&rs=AOn4CLAokfILBcJjOiha6lEthnz559CcIg)