Hi there,
I'm trying to prove that if
An <= (1 - 1/n^a)^n
(when 0 < a < 1)
Then the series ∑An converges.
I managed to get to the form of
∑ (1/e)^(n^b)
(where 0<b<1)
But I can't even prove that this more simple series converges.
Could someone help me please?
Thanks in advance!