what is the cardinality of the set ??
27800
For continuous function $ f:\mathbb S^1 \to \mathbb R$ there exists uncountably many distinct points $x,y$ such that $f(x)=f(y)$
108957
Cardinality of a totally ordered union
97697
Countable union of sets of cardinality $c$ has cardinality $c$
132537
Class of sets of a given infinite cardinality
38764
bound on the cardinality of the continuum? I hope not
109054
Given an infinite set of cardinality $X$, is there a chain in $\mathcal P(X)$ of the same cardinalty of $\mathcal P(X)$?
89712
For every set $A$, the empty set is a subset of $A$. The empty set is a set. Therefore, the empty set has a cardinality $\geq 1\ldots$
83518
Proving Two sets have same cardinality
22232
Proving that cardinality of the reals = cardinality of $[0,1]$
152342
$x_1+x_2+\cdots+x_n\leq M$: Cardinality of Solution Set is $C(M+n, n)$
58602
In ZF, how would the structure of the cardinal numbers change by adopting this definition of cardinality?
15438
do all uncountable sets have same cardinality as real numbers?
153072
Guessing a subset of $\{1,...,N\}$
71976
Is every element on a set also a set?
86263
How do we show there are the same number of elements in each of the sets?
96845
Question: Compare the cardinality between the sets $\Bbb R$ and $\Bbb N^{\Bbb N}$
127233
Cardinality of order types in $\mathbb{N}$