The hardest IMO problem 2 ever

Описание к видео The hardest IMO problem 2 ever

In this video, we present a solution to IMO 2021/2.

00:00 Problem Statement
00:27 The idea for the solution
03:21 first part of the proof
07:57 second part of the proof

Check out our website https://www.calimath.org to find past problems, solutions and other cool stuff.

Solution PDF: https://calimath.org/pdf/IMO2021-2.pdf

Wiki links to used statements:
- 3:21 https://calimath.org/wiki/concave-fun...
- 6:59 https://calimath.org/wiki/infimum

branch: algebra
difficulty: 13

Our website: https://www.calimath.org
Contact us: [email protected]

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