Re: Bored

[Alberto Monteiro]

Ronn Blankenship wrote:
>
>So Alberto has shown us how to get from Z to Q.  Who recalls how to get 
>from Q to R?
>
>Or did everyone cut that day?
>
You can't get from Q to R in a finite number of steps.

Another question is what is the biggest algebraic set that you can get
with those operations.

Alberto Monteiro