is this trickier than it seems?
15:43
what function satisfies these conditions??
19:57
the most outlandish technique is used to solve this...
25:19
A Fascination with Fractured Friezes - Numberphile
27:11
You're Probably Wrong About Rainbows
9:15
The Dual Numbers
25:06
What is the i really doing in Schrödinger's equation?
29:37
Why is This Curve Called "The Witch"?
31:10