What is the meaning of $\mathbb{N}^\mathbb{N}$?
39226
What's the meaning of a set to the power of another set?
137422
$\mathrm{card}(\mathbb{Z}^n/M\mathbb{Z}^n) = |\det(M)|$?
117793
Finding a function $\mathbb{N} \to \mathbb{N}$ that is surjective but not injective.
151354
Why are there no non-trivial regular maps $\mathbb{P}^n \to \mathbb{P}^m$ when $n > m$?
127198
What is $\mathbb{C}^{Aut(\mathbb{C}/\mathbb{Q})}$?
48211
When is $(a+b)^n \equiv a^n+b^n$?
24561
$\mathbb S_n$ as semidirect product
124333
A bijection between $\mathbb{N}$ and $\mathbb{P}(\mathbb{N})$?
134065
A question about an $n$-dimensional subspace of $\mathbb{F}^{S}$.
110635
Proving $\mathbb{N}^k$ is countable
124116
What does the notation $\binom{n}{i}$ mean?
16559
Difference between $\mathbb{Z}/n\mathbb{Z}$ and $\mathbb{Z}_n$
138258
What is the injective envelope of $\mathbb{Z}/n\mathbb{Z}$?
20504
$\forall m,n \in \Bbb N$ : $\ 56786730\mid mn(m^{60}-n^{60})$
105014
Is the zero vector in $\mathbb{R}^n$ by itself a subspace of $\mathbb{R}^n$?
92975
Does $a^n \mid b^n$ imply $a\mid b$?
21151
$\log(n)$ is what power of $n$?