Re: The set of necessary FISONs

On 24.02.2025 19:25, Jim Burns wrote:

On 2/24/2025 12:10 PM, WM wrote:

 

In the present framework,
you (WM) confuse a claim about each FISON in {F} with a claim about
{F}.

I never talked about {F}.

{1,2}\{1,{2}} = {2}

Only such nonsense available?

I'll grant you that it's trivial.
You (WM) have made it necessary to cover this.