Re: The set of necessary FISONs

On 26.01.2025 21:26, Chris M. Thomasson wrote:

On 1/26/2025 1:42 AM, WM wrote:

{1}
{2, 1}
{3, 2, 1}
...
>
Can you see that the first column is not longer than all finite rows?

 As you take this to infinity, your rows become infinite... ;^)

No. FISONs are finite. The infinite is completed by the succeeding numbers: ∀n ∈ ℕ_def: |ℕ \ {1, 2, 3, ..., n}| = ℵo.
Regards, WM