Raymond Manzoni

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373 Answers

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6
Maclaurin series of $\ln(1-x+x^2)$
6
Prove or Disprove that $\left|\frac{e^{2i\theta} -2e^{i\theta} - 1}{e^{2i\theta} + 2e^{i\theta} -1}\right| = 1$
6
What is an effective way to teach children the Cartesian coordinates?
6
Computing $\zeta(6)=\sum\limits_{k=1}^\infty \frac1{k^6}$ with Fourier series.
6
Integral of complex function
6
Laplace Transform of $f(x)=\frac{\sqrt{x}}{1+x}$
5
How does it follow $s\int_1^{\infty}\frac{\psi(x)}{x^{s+1}}dx$?
5
Efficient computation of $\sum_{k=1}^n \lfloor \frac{n}{k}\rfloor$
5
Why does zeta have infinitely many zeros in the critical strip?
5
How to expand $\tan x$ in Taylor order to $o(x^6)$
5
Integers that satisfy $a^3= b^2 + 4$
5
sum of a series
5
Original works of great mathematicians
5
Property of sum $\sum_{k=1}^{+\infty}\frac{(2k+1)^{4n+1}}{1+\exp{((2k+1)\pi)}}$
5
Integrating $ \int \frac{1}{1-\tan(x)}dx $
5
Derivatives of the Riemann zeta function at $s=0$
5
Why some differential equation can be solved while similar difference equations cannot?
5
What is the answer for the $\lim\limits_{n\rightarrow \infty} \frac{\sin(nt)}{\sin(t)}$?
5
how to solve system of linear equations of XOR operation?
5
Integral of $e^{(x-x^3)/3n}$ from $0$ to $\infty$
5
Simplify $\frac{9}{2}(1 + \sqrt 5)\sqrt{10 - 2\sqrt 5} + 9\sqrt{5 + 2\sqrt 5}$
5
Sum of Positive Divisors
5
Complex logarithm, my answer is wrong
5
How to prove that $ φ(n^2) = n * φ(n) $?
5
The decimal expansion of the quotient of two integers
5
evaluation of $ \operatorname{Arg}\zeta (1/2+is) $ ??
5
How to come up with the gamma function?
5
What's the sum of $\sum \limits_{k=1}^{\infty}\frac{t^{k}}{k^{k}}$?
5
Is the set of all numbers which divide a specific function of their prime factors, infinite?
5
Erdős and the limiting ratio of consecutive prime numbers
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