Euler's other constant
11:57
A very interesting limit.
21:46
The dilogarithm -- a favorite "special function"
20:33
a quaternion version of Euler's formula
23:18
What REALLY is e? (Euler’s Number)
13:31
The factorial of any number -- from 1729.
19:14
The strange cousin of the complex numbers -- the dual numbers.
13:50
What's so special about Euler's number e? | Chapter 5, Essence of calculus
18:01