てすちゅ is a user on friends.nico. You can follow them or interact with them if you have an account anywhere in the fediverse. If you don't, you can sign up here.
てすちゅ @teschu
Follow

円周率を30桁くらい覚えないと気が済まない人種が多いみたいですが、実用上は有効数字5~6桁もあれば十分という

· Web · 0 · 1