Compute the Cardinality of a quotient set
109764
Find the cardinality of the quotient of $\mathbb R$ in respect to R
96845
Question: Compare the cardinality between the sets $\Bbb R$ and $\Bbb N^{\Bbb N}$
70164
Proof exercise that the cardinal number of a set in $\mathbb R^2$ is $\frak c$
116501
How to show equinumerosity of  the powerset of $A$ and the set of functions from $A$ to $\{0,1\}$ without cardinal arithmetic?
126015
Elementary number theory in sets
135698
Count subsets whose cardinalities are congruent to 0, 1 and 2 modulo 3 respectively
149673
Cardinality of an infinite union of finite sets
150790
Prove two sets have same Cardinality by writing down bijection
9651
Cardinality of cartesian product of an infinite set with N
98163
Question regarding exponentiation of cardinal numbers
26569
Counting binary operations on a set with $n$ elements
71133
prove inequlity about cardinality power sets
31318
Cardinality of cartesian square
86988
Cardinality of the Irrationals
27704
Cardinality of quotient ring $\mathbb{Z_6}[X]/(2X+4)$
41783
Cardinality of the Cartesian Product of Two Equinumerous Infinite Sets
152518
Proof that the set of all possible curves is of cardinality $\aleph_2$?