All advanced orthocenter configurations in one problem
6:44
This reflection trick is insane
8:52
Sen. Bernie Sanders says calls for Zelenskyy to resign are ‘horrific’: Full interview
8:42
x³ - y³ = 37 ; (diophantine equation)
12:56
This insane trick destroys inequalities with sets
29:04
Foundations of Probability Theory: Building a Rigorous Understanding of probability
27:29
Geometry to algebra to calculus in 20 minutes.
17:26
Researchers thought this was a bug (Borwein integrals)
23:39