No one showed up to his 9th grade math talk, so we made a video! (Pell's equation ft. @octopuskeng)
11:12
the last question on a Harvard-MIT Math Tournament!
9:07
Oxford MAT asks: sin(72 degrees)
12:59
You probably haven't solved a quartic equation like this before!
11:08
My first calculus 3 limit on YouTube
14:30
Can You Solve Pell's Equation?
27:26
This open problem taught me what topology is
9:55
Is x^x=0 solvable?
10:43