14:24

Berkeley Math Tournament calculus tiebreaker

13:51

so you want a VERY HARD math question?!

13:21

Calculus teacher vs L'Hopital's rule students

5:45

Looks so simple yet my class couldn't figure it out, Reddit r/askmath

7:16

Sum from 1 to infinity of 1/(k^2+1)

20:29

a very special knight's tour

11:51

4 Horsemen of Integration Apocalypse

14:50

My First Berkeley Math Tournament Problem