Teorema lui Van der Waerden...

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Beniamin Bogosel
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Teorema lui Van der Waerden...

Post by Beniamin Bogosel »

Am gasit-o intr-o carte de topologie, dar nu are rezolvare...

Demonstrati ca oricum ar fi partitionata multimea \( \mathbb{N} \) a numerelor naturale in \( k \) submultimi disjuncte, si oricare ar fi \( n \in \mathbb{N}^* \), exista o submultime din partitie care contine o progresie aritmetica (cu ratia diferita de 0) de lungime \( n \).


As fi curios cum se rezolva asta folosind topologie. Daca cunoaste cineva orice alta demonstratie, m-as bucura... :)
Marius Perianu
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Marius Perianu
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