prove there is a bijection between $(0,1)$ and $[0,1)$
10458
How to define a bijection between $(0,1)$ and $(0,1]$?
15909
Bijection from $\mathbb R$ to $\mathbb {R^N}$
21391
Proving Functions are Surjective
67066
Proof there is a 1-1 correspondence between an uncountable set and itself minus a countable part of it
93606
Showing that $C[0,1]$ is not complete
39231
Construct a bijection between $\mathbb{Z}^+\times \mathbb{Z}^+$ and $\mathbb{Z}^+$
150790
Prove two sets have same Cardinality by writing down bijection
110464
Let $A=\{1,...,n\}.$ Show that there is a bijection of $P(A)$ with the cartesian product $X^n$ where $X$ is the two element set $X=\{0,1\}$
64866
Proving a Composition of Functions is Bijective
145722
Prove there is a bijection between the set of $R[x]$-module structures on $M$ and $\mathrm{End}_{R-\mathsf{Mod}}(M)$.
133699
Proving that there is a bijection between $A$ and $B$.
5526
Prove that $ℤ[i]^*= \{1,-1,i,-i\}$
130363
Prove composition of two surjections is surjection
24107
Bijection $f:\mathcal{P}(A)\to(A\to \{0,1\})$
61640
Prove c exists for f:[0,1] -> R
82003
Bijection between sets of ideals
110569
Does anyone know a closed-form expression for a bijection between $\mathbb{N}^k$ and $\mathbb{N}$?