User Vlad Zkov - Cross Validated

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Vlad Zkov

Apparently, this user prefers to keep an air of mystery about them.

Member for 11 months
3 profile views
Last seen Nov 25 '20 at 23:19

Communities (5)

Top network posts

14 How many numbers can we select from $\{1,2,...2016\}$ such that sum of any four of them cannot be divided by $11$
8 Convex cyclic hexagon $ABCDEF$. Prove $AC \cdot BD \cdot CE \cdot DF \cdot AE \cdot BF \geq 27 AB \cdot BC \cdot CD \cdot DE \cdot EF \cdot FA$
7 Erase every other number from $1, 2, 3, ... 2000$ until only one number left
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Keeping a low profile.

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Disciplined

Nov 25
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Feb 4 '20
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Feb 4 '20

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