Find the cardinality of the set $A_p$ defined as the following :
121273
For any prime number $p$, let $A_p$ be the set of integers $d\in \{1,2,\dots, 999\}$ s. Then what is the cardinality of $A_p$?
66301
The cardinality of the set of countably infinite subsets of an infinite set
81509
The cardinality of a countable union of countable sets, without the axiom of choice
73850
Cardinality of set of functions
104744
Can sets of cardinality $\aleph_1$ have nonzero measure?
96845
Question: Compare the cardinality between the sets $\Bbb R$ and $\Bbb N^{\Bbb N}$
85099
How many subsets of $\mathbb{N}$ have the same cardinality as $\mathbb{N}$?
142886
Find set with maximal cardinality given constraints
109054
Given an infinite set of cardinality $X$, is there a chain in $\mathcal P(X)$ of the same cardinalty of $\mathcal P(X)$?
93330
Cardinality of all cardinalities
144735
Possible cardinality of power sets
17987
Which of the following sets has the greatest cardinality?(Math subject GRE exam 0568 Q.61 )
141927
In the card game "Projective Set": Compute the probability that $n$ cards contain a set
23442
Cardinality of the union of infinite and countable sets
142631
Show that A has the same cardinality as $A\setminus\{x,y,z\}$
142267
If two sets have the same cardinality, then so do their power sets. Converse can't be answered?
272
Cantor Sets/nonempty/cardinality