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Jan
25
revised express as contour integral $ f(x) = \int_0^\infty dt \; e^{-t/g} \; \frac{1}{\sqrt{1 - 2 t x}} $
edited body
Jan
15
revised Non-equivalent metrics on $PSL_2(\mathbb{R})$
added 774 characters in body
Jan
15
revised density of squarefree numbers in $\mathbb{Z}$ that are 1 mod 4
Stronger title
Jan
13
revised What is $\frac{1}{1+\sqrt[3]{2}}$ in $\mathbb{Q}(\sqrt[3]{2})$?
obviously the power is b^3 as the author meant to write
Jan
3
revised Graph Relatives for Tessellation of the Hyperbolic Plane
'moduLar' not 'modular'
Dec
27
revised Proof of Conway's “Simplicity Rule” for Surreal Numbers
added 37 characters in body
Dec
26
revised How do I simplify: $ \exp \left(-a \frac{\log x}{\log Q} \right) $?
added 199 characters in body
Dec
24
revised What is the series expansion of reciprocal of theta function $\frac{1}{\theta(z;q)}$?
edited title
Dec
24
revised What is the series expansion of reciprocal of theta function $\frac{1}{\theta(z;q)}$?
edited tags
Dec
22
revised In Euclid' s Elements, why is $\frac{\sqrt{a^ 2 - b^2}}{a}$ important in the definition of “apotome”?
added 34 characters in body; edited title
Dec
22
revised Does $(x, y) \to (e^x \cos y, e^x \sin y)$ map open sets to open sets
added 290 characters in body
Dec
22
revised How do I get $ \int_0^1 \frac{dz}{\sqrt{z(z - 1\,)(z+1\,)}} = \frac{\sqrt{\pi}}{2} \frac{\Gamma(\frac{3}{4})}{\Gamma(\frac{9}{4})}$?
deleted 144 characters in body
Dec
22
revised How do I get $ \int_0^1 \frac{dz}{\sqrt{z(z - 1\,)(z+1\,)}} = \frac{\sqrt{\pi}}{2} \frac{\Gamma(\frac{3}{4})}{\Gamma(\frac{9}{4})}$?
added 142 characters in body
Dec
14
revised Calculate phase and amplitude of a sampled sine wave
added 283 characters in body
Dec
6
revised Discontinuities of $f(x)=\sum \limits_{n=1}^{\infty}\frac{\{nx\}}{n^2}$
added 528 characters in body
Nov
16
revised How to estimate $ \left(1 + \sqrt{2} + \sqrt{3} + \dots + \sqrt{n} \right) - \frac{2}{3} n \sqrt{n}$?
edited title
Nov
14
revised upper limit of $\cos (x^2)-\cos (x+1)^2$ is $2$
added 768 characters in body
Nov
14
revised upper limit of $\cos (x^2)-\cos (x+1)^2$ is $2$
added 768 characters in body
Nov
14
revised upper limit of $\cos (x^2)-\cos (x+1)^2$ is $2$
added 768 characters in body
Nov
14
revised upper limit of $\cos (x^2)-\cos (x+1)^2$ is $2$
added 768 characters in body