Set of all functions of $\mathbb N$ $\to$ $\mathbb R$
15909
Bijection from $\mathbb R$ to $\mathbb {R^N}$
42794
Prove that functions map countable sets to countable sets
67451
Building a bijection from a finite union of countable sets to $\mathbb{N}$
73850
Cardinality of set of functions
46875
The identity morphism in $\mathbf{Set}$ is the identity function
58597
A characterization of functions from $\mathbb R^n$ to $\mathbb R^m$ which are continuous
28692
Find if set $I$ of all injective functions $\mathbb{N} \rightarrow \mathbb{N}$ is equinumerous to $\mathbb{R}$
95747
Number of countable subsets of $\mathbb{R}$
33734
Every closed subset $E\subseteq \mathbb{R}^n$ is the zero point set of a smooth function
2142
Finding a set of continuous functions with a certain property 2
54406
Is $\mathbb Q \times \mathbb Q $ a denumerable set?
141225
Number of all bijective functions from A to A.
26169
Function $f: \mathbb{R} \to \mathbb{R}$ that takes each value in $\mathbb{R}$ three times
87207
Prove that the support function of an arbitrary set $A\subset\mathbb R^n$ is convex
115270
What are the generators of $(\mathbb{R},+)$?
29403
Finding functions $f: \Bbb R_*^+ \to \Bbb R_*^+$ with certain properties
146055
Proving a set of functions is uncountable