Dividing by zero?
6:51
A Brief History of Number Systems (1 of 3: Introduction)
14:22
What is 0 to the power of 0?
13:53
Who cares about complex numbers??
7:36
I Learned How to Divide by Zero (Don't Tell Your Teacher)
17:22
A Proof That The Square Root of Two Is Irrational
22:09
The Simplest Math Problem No One Can Solve - Collatz Conjecture
11:31
Solving a 'Harvard' University entrance exam
0:40