A proof that e is irrational - Numberphile
17:22
A Proof That The Square Root of Two Is Irrational
21:19
Approximating Irrational Numbers (Duffin-Schaeffer Conjecture) - Numberphile
13:41
Transcendental Numbers - Numberphile
24:48
The best A – A ≠ 0 paradox
18:20
Gabriel's Horn Paradox - Numberphile
16:40
A Surprising Pi and 5 - Numberphile
13:55
Imaginary numbers aren't imaginary
23:38