Are infinities of uncountable sets same?
3636
Are any two uncountable sets similar to each other?
48797
Proving Two Sets are Equal - Infinite Sets - Example
2403
Can a countable set contain uncountably many infinite subsets such that the intersection of any two such distinct subsets is finite?
19777
Defining "Countably Infinite"
58471
Accumulation points of uncountable sets
106455
intersection of infinite collection of finite sets?
82947
Undecidable cardinality
132537
Class of sets of a given infinite cardinality
83842
Alternate proofs (other than diagonalization and topological nested sets) for uncountability of the reals?
63276
Is an arbitrary union of a chain of countable sets countable?
68230
The cardinality of a countable union of sets with less than continuum cardinality
30587
Uncountable well ordered set in $Z^-$ theory.
157513
How can I prove that these sets are countable infinite?
70196
Is there any well-ordered uncountable set of real numbers under the original ordering?
22391
Is the set of all pairs of real numbers uncountable?
128118
Is the cofinite topology on a countable set first countable?
63678
Let $A$ and $B$ be countable sets. Is there any function $f$ such that a certain condition holds for an uncountable number of functions $g$?