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Doua limite cu sirul armonic

Posted: Mon Nov 05, 2007 1:36 am
by Cezar Lupu
Fie sirul armonic \( H_{n}=1+\frac{1}{2}+\ldots +\frac{1}{n} \), \( n\geq 1 \). Sa se calculeze:

i) \( \lim_{n\to\infty}(\sqrt[n]{H_{n}})^{H_{n}} \);

ii) \( \lim_{n\to\infty}\frac{n}{ln^{2} n}\left[(\sqrt[n]{H_{n}})^{H_{n}}-1\right] \).


Cezar Lupu, R.M.I. C-ta, 2004