13:04
An Astounding Error: 1+2+3+4+5+6+... equals -1/12, really?
Check this: https://docs.google.com/document/d/1RAKR_Mkkuzh9ZYdZnK2PcAq185ELYq3jAiLsMB3gCxM/pub
Check this: https://docs.google.com/document/d/1RAKR_Mkkuzh9ZYdZnK2PcAq185ELYq3jAiLsMB3gCxM/pub