The dilogarithm -- a favorite "special function"
16:30
an aesthetically anti-symmetric formula for Euler's constant
20:47
One of my favorite identities.
21:28
About & beyond half derivatives: a very interesting study
32:32
Why don't they teach simple visual logarithms (and hyperbolic trig)?
17:41
when "normal" trig functions aren't enough -- the Clausen function.
20:39
gamma reflection via double and contour integration.
19:21
The overpowered Laplace technique for summing series.
21:10