Sujet : Re: How many different unit fractions are lessorequal than all unit fractions?
De : invalid (at) *nospam* example.invalid (Moebius)
Groupes : sci.mathDate : 30. Oct 2024, 13:43:27
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Organisation : A noiseless patient Spider
Message-ID : <vft9lf$25hsa$1@dont-email.me>
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Am 30.10.2024 um 08:22 schrieb Chris M. Thomasson:
On 9/2/2024 10:07 AM, WM wrote:
How many [...] unit fractions are lessorequal than all unit fractions? The correct answer is:
Zero.
Hint: There is no smallest unit fraction.
Proof: If u is a unit fraction, then 1/(1/s + 1) is a unit fraction which is smaller than u. qed