Irrational Root 2!
5:59
Root 2 is Irrational from Isosceles Triangle (visual proof)
24:00
The Subfactorial is Hilarious
18:07
18 year old students just discovered a proof of Pythagoras that mathematicians said was impossible
16:15
How to Prove a Number is Irrational
19:14
The strange cousin of the complex numbers -- the dual numbers.
15:08
Minecraft Without Jumping, but Auto-Jump is on…
17:22
A Proof That The Square Root of Two Is Irrational
8:24