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Dec
1
revised Get $\pi$ decimals manually
added 157 characters in body
Nov
10
revised Intuitive explanation of a positive-semidefinite matrix
added 8 characters in body; added 9 characters in body; deleted 4 characters in body; deleted 1 characters in body
Nov
10
revised $\frac{\mathrm d^2 \log(\Gamma (z))}{\mathrm dz^2} = \sum\limits_{n = 0}^{\infty} \frac{1}{(z+n)^2}$
added 343 characters in body
Nov
9
revised Suggesting closed-form representations of mathematical constants by means of experimental mathematics?
Formula corrected.
Nov
9
revised Suggesting closed-form representations of mathematical constants by means of experimental mathematics?
added 190 characters in body; added 8 characters in body
Nov
8
revised Comparing $\pi^{e}$ and $e^{\pi}$
edited tags
Nov
8
revised Comparing $\pi^{e}$ and $e^{\pi}$
added 27 characters in body
Nov
8
revised Comparing $\pi^{e}$ and $e^{\pi}$
added 12 characters in body
Nov
7
revised two-body problem circular orbits
edited tags
Nov
7
revised Proving $\int_{0}^{\infty} \mathrm{e}^{-x^2} dx = \dfrac{\sqrt \pi}{2}$
added 30 characters in body
Nov
7
revised Proving $\int_{0}^{\infty} \mathrm{e}^{-x^2} dx = \dfrac{\sqrt \pi}{2}$
added 5 characters in body
Nov
7
revised Proving $\int_{0}^{\infty} \mathrm{e}^{-x^2} dx = \dfrac{\sqrt \pi}{2}$
added 152 characters in body
Nov
5
revised Compute $\lim\limits_{a \to 0^+} \left(a \int_1^{\infty} e^{-ax}\cos \left(\frac{2\pi}{1+x^{2}} \right)\,\mathrm dx\right)$
edited tags
Nov
4
revised Volume bounded by cylinders $x^2 + y^2 = r^2$ and $z^2 + y^2 = r^2$
added 70 characters in body
Nov
4
revised Volume bounded by cylinders $x^2 + y^2 = r^2$ and $z^2 + y^2 = r^2$
added 72 characters in body; added 3 characters in body
Nov
3
revised Different methods to compute $\sum\limits_{n=1}^\infty \frac{1}{n^2}$
deleted 2 characters in body
Nov
3
revised Next term in $(1+a/n)^n \rightarrow \exp (n)$
added 98 characters in body
Nov
2
revised Eigenvalues and Eigenvectors of $2 \times 2$ Matrix
added 277 characters in body
Nov
2
revised What is an example of a second order differential equation for which it is known that there are no smooth solutions?
added 163 characters in body
Nov
2
revised How the letter 'pi' came in mathematics?
added 249 characters in body