Why $\langle 1,0\rangle$ is a limit point of the subset $x\times 0$ fo the ordered square?
5448
Finding the closure of some subsets of the ordered square
89421
Does $\int_{1}^{\infty} g(x)\ dx$ imply $\lim\limits_{x\to \infty}g(x)=0$?
29445
Trying to prove that $H=\langle a,b:a^{3}=b^{3}=(ab)^{3}=1\rangle$ is a group of infinite order.
55614
Prove that a set consisting of a sequence and its limit point is closed
48498
Fourier coefficients $\langle x,e_k\rangle$ are at countable
16826
prove that every infinite subset of compact set H has a limit point (Explanation)
86717
Completeness of $\langle \mathscr{C} [0, 1], \| \cdot \|_1 \rangle$
132382
Showing a set is nowhere dense in $C([0,1])$
51594
$\lim_{n→∞} f(n+x)=0$ results in $ \lim_{x→∞} f(x)=0$
37206
$\mathbb{R}^n\times\{0\}$ has measure zero in $\mathbb{R}^{n+1}$
74684
$\lim_{x \to 0} {1-x\cot x\over x^2}$
54791
Is it true or false that $\lvert P([0, 1]) \setminus P((0, 1)) \rvert > \lvert P(\mathbb{N}) \rvert$
115376
Is $(-\infty,3]\cap(0,1)^c\cap[-1,\infty)$ closed? Open? What are interior points?
7967
Prove that the order of the cyclic subgroup $\langle g^k\rangle $ is $n/{\operatorname{gcd}(n,k)}$
88442
Prove that there's no ordered basis $E$ in which $T{x\choose y}={0\choose y}$ can be represented as $1\ 2\choose 2\ 4$
59929
Why is $(e_n)$ not a basis for $\ell_\infty$?
1148
Curious limit of a sequence used to prove Etemadi's SLLN