Dividing by zero, zero divided by zero and zero to the power of zero - all pose problems! More links & stuff in full description below ↓↓↓ This video features Matt Parker and James Grime - and NUMBERPHILE Website: Numberphile on Facebook: Numberphile tweets: Subscribe: Videos by Brady Haran Patreon: Brady's videos subreddit: Brady's latest videos across all channels: Sign up for (occasional) emails: Numberphile T-Shirts: Other merchandise: