m, n naturale

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BogdanCNFB
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m, n naturale

Post by BogdanCNFB »

Fie m, n doua numere naturale. Sa se arate ca:
\( \sum_{k=0}^{mn-1} (-1)^{[\frac{k}{m}]+[\frac{k}{n}]}\ge 0 \)
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