This problem combines number theory and geometry
5:04
A very famous olympiad geometry problem
19:17
This FE was the most difficult problem on the INTERNATIONAL MATH OLYMPIAD 2024
11:59
Pierre de Fermat couldn't find this solution
16:12
A beatiful application of graph theory in a number theory problem
27:29
Geometry to algebra to calculus in 20 minutes.
9:36
‘Why in God’s name should Trump get a thank you?’: Fmr. Russia ambassador shreds Vance over Ukraine
8:52
Sen. Bernie Sanders says calls for Zelenskyy to resign are ‘horrific’: Full interview
26:32