Re: How many different unit fractions are lessorequal than all unit fractions? (infinitary)

On 17.10.2024 23:22, Alan Mackenzie wrote:

WM <wolfgang.mueckenheim@tha.de> wrote:

If you can't understand or don't believe, then there is no common basis
for discussion.

 It's not a matter of belief.  It's a matter of correct and rigorous
mathematics.

When doubling natural numbers we obtain even numbers which have not been doubled.
This is a sentence that every mathematician can understand. It is true because the interval covered by the doubled numbers is twice as large as the interval covered by the numbers t be doubled.
Regards, WM