scott <sco### [at] scottcom> wrote:
> However if you try and group elements like:

> s = 1-1+1-1+1-1+1-...
> s = (1-1)+(1-1)+(1-1)+(1-1)+...
> s = 0+0+0+...
> s = 0

> Then the "..." in the 3rd (and perhaps 2nd) line makes the assumption 
> that there are an even number of terms

No, it doesn't. It simply makes the assumption that you can choose
each odd-placed and even-placed number in the series (which is true)
and sum them together (which is also true). This can be done forever.

-- 
                                                          - Warp

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