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Andrey Rekalo earned this badge 13 times |
mar 7 '12 at 4:21
Proving $\int_{0}^{+\infty} e^{-x^2} dx = \frac{\sqrt \pi}{2}$
sep 10 '11 at 8:05
Calculating the integral $\int_{0}^{\infty} \frac{\cos x}{1+x^2}\mathrm{d}x$ without using complex analysis
jul 31 '11 at 1:18
famous space curves in geometry history?
may 27 '11 at 6:19
Proving that the sequence $F_{n}(x)=\sum\limits_{k=1}^{n} \frac{\sin{kx}}{k}$ is boundedly convergent on $\mathbb{R}$
may 26 '11 at 10:34
A sequence not equidistributed in [0,1]
dec 24 '10 at 0:37
Spreading points in the unit interval to maximize the product of pairwise distances
dec 9 '10 at 14:43
Funny identities
dec 7 '10 at 15:42
Proof for an integral involving sinc function
