Puncte in plan

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Marius Mainea
Gauss
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Joined: Mon May 26, 2008 2:12 pm
Location: Gaesti (Dambovita)

Puncte in plan

Post by Marius Mainea »

Fiind date \( n\ge 4 \) puncte in plan, oricare doua la distanta mutuala numar intreg, demonstrati ca cel putin \( \frac{1}{6} \) dintre aceste distante sunt divizibile prin 3.
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