Russian Multiplication Numberphile

Johnny Ball on Russian and Egyptian Multiplication. Check out Brilliant (get 20 off their premium service): (sponsor) More links stuff in full description below More on Johnny Ball, including his books and live shows: Russian multiplication is also known as Ethiopian multiplication. Why Use Binary (on Computerphile) Discuss on Brady s subreddit: Numberphile is supported by the Mathematical Sciences Research Institute (MSRI): We are also supported by Science Sandbox, a Simons Foundation initiative dedicated to engaging everyone with the process of science. And support from Math For America NUMBERPHILE Website: Numberphile on Facebook: Numberphile tweets: Subscribe: Videos by Brady Haran Patreon: Numberphile TShirts and Merch: Brady s videos subreddit: Brady s latest videos across all channels: Sign up for (occasional) emails: