Tweeted By @ericjang11

"There are exactly four normed division algebras: the real numbers (R), complex numbers (C), quaternions (H), and octonions (O). " I really love when @QuantaMagazine goes in depth on more obscure and under-appreciated fields. Real investigative journalism! https://t.co/kQxHVX27fm pic.twitter.com/frv1dU5NoM

— Eric Jang (@ericjang11) July 20, 2018