Re: limit of a sequence

On Jul 7, 5:05 pm, The Ghost In The Machine
<e...@xxxxxxxxxxxxxxxxxxxxxxx> wrote:
Not quite rigorous enough, as one can have

sum(n=1,+inf) 1/n = +inf
sum(n=1,+inf) 1/(2n-1) = pi/4

Careful with your examples. This second sum is infinite. (it is larger
than sum of 1/(2n), which is half the first sum)

.

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