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Sir divergent
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Sir divergent
Posted:
Sat Oct 13, 2007 6:53 am
by
Cezar Lupu
Sa se arate ca sirul
\( (a_{n})_{n\geq 1} \)
, definit prin
\( a_{1}>0 \)
si
\( a_{n+1}=a_{n}+\frac{1}{na_{n}},\forall n\geq 1 \)
, este divergent.