ASTOUNDING: 1 + 2 + 3 + 4 + 5 + ... = -1/12
![](https://i.ytimg.com/vi/iuARHzdLdh8/mqdefault.jpg)
42:37
Joaquim Domingues e Eduardinho conversam sobre Ordens Colaterais e Graus Filosóficos | ENTRE IRMÃOS
![](https://i.ytimg.com/vi/wa4qEKVyry4/mqdefault.jpg)
8:43
Ramanujan Paradox Proof - Ramanujan Summation - Sum of all natural numbers by Ramanujan - Ramanujan
![](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/PCu_BNNI5x4/mqdefault.jpg)
11:10
One minus one plus one minus one - Numberphile
![](https://i.ytimg.com/vi/E-d9mgo8FGk/mqdefault.jpg)
21:06
Sum of Natural Numbers (second proof and extra footage)
![](https://i.ytimg.com/vi/r0_mi8ngNnM/mqdefault.jpg)
14:22
What is 0 to the power of 0?
![](https://i.ytimg.com/vi/Z9S_wUqLpv0/mqdefault.jpg)
8:57
Making Sense of Ramanujan's Infinite Sum for General Audience.
![](https://i.ytimg.com/vi/stpiBy6gWOA/mqdefault.jpg)
17:13