Consider a n×n grid of points. Prove that no matter how we choose 2n-1 points from these, there will
always be a right triangle with vertices among these 2n-1 points.
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- Sat Dec 05, 2020 10:06 pm
- Forum: National Math Olympiad (BdMO)
- Topic: BdMO 2012 secondery Q9
- Replies: 0
- Views: 3273
- Wed Nov 11, 2020 2:09 pm
- Forum: News / Announcements
- Topic: AoPS and Other Math Books
- Replies: 6
- Views: 18626
AoPS and Other Math Books
Hi, everyone. Recently after a lot of web surfing I was able to download AoPS Olympiad books.And I thought maybe I should make it available for other math enthusiasts also. So here is the link: https://drive.google.com/drive/folders/1avp5ht48QLlmCI2gcA2a_mmvQnnfLB7i?usp=sharing I will upload more bo...