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Am 06.11.2024 um 22:04 schrieb Chris M. Thomasson:Since there is no largest natural number, the sum is a natural number?
sum [series],is not a natural number. :-P
>
1+2+3+4+5+6+...
See: https://en.wikipedia.org/wiki/Series_(mathematics)
It still equals a natural number at every iteration.I guess, what you mean is:
For all n e IN:
1 + ... + n
is a natural number (i.e. in IN).
Yeah. (Simple proof by induction.)
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