A proof that e is irrational - Numberphile
21:19
Approximating Irrational Numbers (Duffin-Schaeffer Conjecture) - Numberphile
21:23
Euler's Formula - Numberphile
17:22
A Proof That The Square Root of Two Is Irrational
24:48
The best A – A ≠ 0 paradox
13:41
Transcendental Numbers - Numberphile
16:39
Way Bigger Than Graham's Number (Goodstein Sequence) - Numberphile
18:55
The Feigenbaum Constant (4.669) - Numberphile
13:48