Wikipedia has what appears to be a geometric proof (at the very top right of the page) saying that the infinite sum of 1/2^n = 1 (from n = 1) here, https://en.wikipedia.org/wiki/Geometric_series .
It doesn't say anything about it being a proof, but I am wondering if it is a legitimate proof?
It doesn't say anything about it being a proof, but I am wondering if it is a legitimate proof?
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