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Raymond Manzoni earned this badge 28 times |
apr 17 at 19:09
How to check if a point is inside a rectangle?
mar 28 at 7:48
Help with evaluating a sum
feb 17 at 0:46
Two Representations of the Prime Counting Function
feb 15 at 7:08
Two Representations of the Prime Counting Function
oct 27 at 13:13
Evaluate $\sum_{k=1}^\infty \frac{k^2}{(k-1)!}$.
aug 31 at 7:21
Evaluation of $\sum\limits_{n=0}^\infty \left(\operatorname{Si}(n)-\frac{\pi}{2}\right)$?
aug 31 at 0:56
Why do we need to learn integration techniques?
aug 27 at 7:53
How not to prove the Riemann hypothesis
aug 17 at 0:27
What function has a graph that looks like this?
aug 8 at 9:49
What is the sum of $\sum\limits_{i=1}^{n}ip^i$?
aug 6 at 13:28
Show $\int_{0}^{\frac{\pi}{2}}\frac{x^{2}}{x^{2}+\ln^{2}(2\cos(x))}dx=\frac{\pi}{8}\left(1-\gamma+\ln(2\pi)\right)$
aug 4 at 16:11
Evaluating $\int_1^3\frac{\ln(x+2)}{x^2+2x+15} \ dx$
jul 17 at 11:12
How to evaluate these integrals by hand
jul 11 at 18:42
What and where in the notebooks of Ramanujan is this series?
jul 9 at 20:01
Help find hard integrals that evaluate to $59$?
apr 27 '12 at 6:32
How to figure out the log of a number without a calculator?
apr 11 '12 at 21:18
Getting the sequence $1, 0, -1, 0, 1, 0, -1, 0, \ldots$ without trig?
apr 10 '12 at 0:48
How do you explain the concept of logarithm to a five year old?
mar 28 '12 at 19:50
In class today, we had to find a closed generating function for $A_n=2n+1$. The sequence of the odd natural numbers. Anyone with an idea?
mar 27 '12 at 0:19
Indian claims finding new cube root formula
feb 21 '12 at 4:13
Examples of apparent patterns that eventually fail
feb 13 '12 at 12:13
Approximation of $e$ using $\pi$ and $\phi$?
feb 5 '12 at 16:01
How to prove by arithmetical means that $\sum\limits_{k=1}^\infty \frac{((k-1)!)^2}{(2k)!} =\frac{1}{3}\sum\limits_{k=1}^{\infty}\frac{1}{k^{2}}$
jan 24 '12 at 4:44
How did Hermite calculate $e^{\pi\sqrt{163}}$ in 1859?
jan 15 '12 at 20:02
General formula of $I_{2n} = \int_{-\infty}^{+\infty} e^{-x^{2n}}dx$
