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QuantumEyedea
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Physics graduate student who also likes integrals.

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22
Dividing an infinite power series by another infinite power series
Dec 8, 2016
13
$f(x)=x^2$ is not Lipschitz?
Nov 3, 2015
11
Is it always true that $\mathrm{int}(\ A \setminus \mathrm{int}(A)\ ) = \emptyset$?
Oct 28, 2015
9
How to invert this expression involving $\tanh^{-1}$?
Jan 17, 2016
8
Integrating $\int_{-\frac{\pi}{4}}^{\frac{\pi}{4}} \frac{\log\left( x^2 + 2 x \sin(\theta) + 1 \right)}{x + 2 \sin(\theta)} d\theta$
May 6, 2018
6
Evaluting $\int_0^\infty K_\nu(ax) K_\nu(bx) \sin(cx) dx$ missing from Erdelyi
Jun 22
6
if the atlas of a topological manifold contain only one chart
Mar 6, 2017
6
How to evaluate $\int_{0}^{\infty} e^{ - a x } \sinh(\pi x) K_{ix}(b) K_{ix}(c) dx$?
Sep 30, 2017
6
Eigenvalues of $\left[\begin{matrix}1&\epsilon&2\epsilon\\\epsilon&1&2\epsilon\\-2\epsilon&-2\epsilon&2\end{matrix} \right]$ as a series in $\epsilon$
Sep 1, 2021
6
Proof that the special linear group $\mathrm{SL}(n,\mathbb{R})$ is a smooth manifold
Feb 4, 2016
Top network posts
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17
Cutoff-Scheme Renormalization and Order of Integration in QFT
14
What exactly does it mean for a scalar function to be Lorentz invariant?
10
Rindler-Fulling Quantization - Rindler mode expansion of $\phi$: why are we ignoring the Past and Future Wedges?
10
Derivative of delta function
9
Definition of spacetime in GR: what is the underlying set of the spacetime manifold?