ASTOUNDING: 1 + 2 + 3 + 4 + 5 + ... = -1/12
![](https://i.ytimg.com/vi/PCu_BNNI5x4/mqdefault.jpg)
11:10
One minus one plus one minus one - Numberphile
![](https://i.ytimg.com/vi/YuIIjLr6vUA/mqdefault.jpg)
41:44
Numberphile v. Math: the truth about 1+2+3+...=-1/12
![](https://i.ytimg.com/vi/r0_mi8ngNnM/mqdefault.jpg)
14:22
What is 0 to the power of 0?
![](https://i.ytimg.com/vi/stpiBy6gWOA/mqdefault.jpg)
17:13
Un avance en el uso del cuadrado mágico - Numberphile
![](https://i.ytimg.com/vi/l6ev1lGq0B4/mqdefault.jpg)
11:14
The Man Who Solved the World’s Most Famous Math Problem
![](https://i.ytimg.com/vi/SrU9YDoXE88/mqdefault.jpg)
23:46
How To Count Past Infinity
![](https://i.ytimg.com/vi/AuA2EAgAegE/mqdefault.jpg)
10:42
e (Euler's Number) - Numberphile
![](https://i.ytimg.com/vi/FmLIGN8ZGdw/mqdefault.jpg)
24:57