the craziest of differential equations!
13:38
what a great "double" functional equation!
11:56
an exceedingly interesting differential equation
23:24
Differential Equations: The Language of Change
31:10
the geometry of the third derivative
6:44
A very interesting differential equation: derivative equals composition
12:08
can you evaluate this crazy integral??
19:57
the most outlandish technique is used to solve this...
9:25