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On 30.01.2025 15:30, Richard Damon wrote:Why?On 1/30/25 4:14 AM, WM wrote:If there is a set with U(F(n)) = ℕ, then it has a first element that is not completely useless. But all F(n) can be shown to be completely useless because infinitely many natnumbers are missing. Therefore you did not. You cannot. Nobody can.On 29.01.2025 13:46, Richard Damon wrote:I did.
>We can in fact build an infinite set of infinite sets of FISONs whose union is the set of Natural Numbers,>
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Do it. Build such a set. I will show that it fails because all FISONs are useless for reaching the aim.
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Regards, WM
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