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On 7/17/2024 2:07 PM, WM wrote:
Of course. NUF(0) = 0 and the increase follows at x > 0. Th question is how large the first increase is.If there are no unit fractions then the number of unit fractions is zero.However, NO unit fraction, no matter how small, ever equals zero. Period.Of course not. Therefore NUF cannot change at zero.
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