Mathematics
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phy_math
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25
Prove $\int_0^{\infty} \left(\sqrt{1+x^{4}}-x^{2}\right)\ dx=\frac{\Gamma^{2}\left(\frac{1}{4}\right)}{6\sqrt{\pi}}$
Jul 15, 2014
question
16
How to obtain the Laurent expansion of gamma function around $z=0$?
May 18, 2015
question
14
How to compute $\int_0^\infty \frac{x^4}{(x^4+ x^2 +1)^3} dx =\frac{\pi}{48\sqrt{3}}$?
May 20, 2015
question
10
Intuitive meaning of transitive action
Apr 29, 2017
question
7
Examples of $\pi_1 (X) = \mathbb{Z}$ [closed]
May 19, 2016
question
7
How many spheres are needed to shield a point source of light?
May 22, 2018
question
6
Conformal group in two dimensions
Jul 24, 2014
question
6
What are Darboux coordinates?
Sep 27, 2014
question
6
Difference of $f:\mathbb{R}^2 \rightarrow \mathbb{R}^2$ and as $f: \mathbb{C} \rightarrow \mathbb{C}$.
Aug 16, 2021
question
5
About Integration $ \int \frac{\tanh(\sqrt{1+z^2})}{\sqrt{1+z^2}}dz $
Oct 8, 2014
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Is $SU(2)\times U(1) = U(2)$?
12
Derivation of Kerr metric, is there any reference?
11
What is IR CFT and UV CFT?
11
The index of a Dirac operator and its physical meaning
10
Compact QED and Non-compact QED - Polyakov textbook

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