If A and B are countably infinite, is countably infinite?
I'm working on this problem with my friend and we know that with countably infinite sets there is a bijection of each of the sets however we are not sure where to go from there.
If A and B are countably infinite, is countably infinite?
I'm working on this problem with my friend and we know that with countably infinite sets there is a bijection of each of the sets however we are not sure where to go from there.