Imaginary Numbers are NOT what You Think They are!
9:46
This Physicist Says We’re Using Maths Entirely Wrong
13:55
Imaginary numbers aren't imaginary
26:31
How to Take the Factorial of Any Number
45:04
Why There's 'No' Quintic Formula (proof without Galois theory)
30:05
Why can't the Riemann Hypothesis be proven?What is the use of nontrivial zeros?
18:39
Can you crack this beautiful equation? – University exam question
13:33
How To Calculate Any Square Root
22:59