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1d
asked How to visualise Bollobas' 1965 theorem?
Oct
18
asked $|A\times B|= \text{max}(|A|,|B|)$ for infinite sets
Aug
16
asked Proving the Weierstrass M-Test with topology
Aug
9
asked Is there a direct way of proving that all splitting fields are isomorphic?
Jun
26
answered Eisenstein series is a modular form
Jun
26
answered Sums of solutions to $z^n-1 = 0$ that equal 0
Jun
17
asked Ways to formalise $\text{Ring}\approx \text{Group}\times \text{Monoid}$.
Jun
11
asked Does the index of a curve determine the asymptotic behaviour of certain vector fields?
Jun
1
asked If a function's zeroes are doubly periodic, must that function be elliptic?
Jun
1
answered Is this function familiar to anyone?
May
20
asked Manifolds and magnetic potential
May
13
asked When is $\sum_{n \ge 0} g_n(z)$ analytic?
May
12
asked Number of solutions to a congruence in a PID
May
10
asked Which operators commute with integration?
May
10
asked When is $\sum_{n,m=-\infty}^\infty \frac{1}{(n\omega_1+m \omega_2)^\alpha}\in \mathbb{R}$?
May
7
answered Integral $\int_0^1 \log \left(\Gamma\left(x+\alpha\right)\right)\,{\rm d}x=\frac{\log\left( 2 \pi\right)}{2}+\alpha \log\left(\alpha\right) -\alpha$
May
2
asked PID question in Ireland and Rosen
Apr
30
asked Intuition behind normal subgroups
Apr
23
answered Be $G=\{ e,g_1,g_2,\ldots, g_n \}$, $|G|=n+1$. Suppose $G$ has a unique element of order $2$, say $g_1$. Show that $eg_1g_2\ldots g_n=g_1$.
Apr
23
asked Different methods of calculating $\zeta(s)$'s Laurent series.