(a) Let ℱ be a collection of disjoint open subsets of ℝ, Prove that ℱ is countable.
(b) Find an example of a collection of disjoint closed subsets of ℝ that is not countable.
We need at least 10 more requests to produce the solution.
0 / 10 have requested this problem solution
The more requests, the faster the answer.