How many ways can circles overlap? - Numberphile
17:05
Stones on an Infinite Chessboard - Numberphile
16:38
The Brussels Choice - Numberphile
21:12
The Infinite Pattern That Never Repeats
31:51
Visualisation des quaternions (nombres 4d) avec projection stéréographique
32:15
What's the next freak identity? A new deep connection with Sophie Germain primes
26:36
Epic Circles - Numberphile
10:32
The Infinite Money Paradox
16:07