A bijective function between a square and its side
106884
Is there a continuous bijection between an interval $[0,1]$ and a square: $[0,1] \times [0,1]$?
124333
A bijection between $\mathbb{N}$ and $\mathbb{P}(\mathbb{N})$?
64583
Number of surjective functions from A to B
23464
How to find a explicit bijection for some $f:A\times B \rightarrow B \times A$
139652
summable square function implies...?
10458
How to define a bijection between $(0,1)$ and $(0,1]$?
39231
Construct a bijection between $\mathbb{Z}^+\times \mathbb{Z}^+$ and $\mathbb{Z}^+$
32340
Continuous bijections and their inverses
21269
Bijective continuous function between $(0 ,\infty)$ and $\mathbb{R}$.
146306
A continuous surjective function from $(0,1]$ onto $[0,1]$
23125
Prove that there is a bijection between the set of all subsets of $X$, $P(X)$, and the set of functions from $X$ to $\{0,1\}$.
44689
Explicit bijection between $[0,1)$ and $(0,1)$
53168
Surjective, Injective, Bijective Functions from $\mathbb Z$ to itself
117793
Finding a function $\mathbb{N} \to \mathbb{N}$ that is surjective but not injective.
10307
Show the inverse of a bijective function is bijective
119702
Showing a bijection between the set of ringhomomorphisms $\mathbb{Z}[i] \to R$ and the set of $x \in R$ for which $x^2+1=0$
38286
Proving the Cantor Pairing Function Bijective