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Pacciu

I used to be a good Math student; now I'm a PhD student in Mathematics...

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Top posts (130) All Questions Answers | Votes Newest

27 A double series yielding Riemann's $\zeta$ Mar 22 '11
19 Bijection between an open and a closed interval Mar 22 '11
17 Self-Contained Proof that $\sum\limits_{n=1}^{\infty} \frac1{n^p}$ Converges for $p > 1$ Mar 28 '11
16 Find the spectrum of the linear operator $T: \ell^2 \to \ell^2$ defined by $Tx=(\theta x_{n-1} +(1-\theta)x_{n+1})_{n\in \mathbb{Z}}$ Mar 27 '11
15 How to compute the first eigenvalue of Laplace operator in an ellipse? Mar 22 '11
15 Anecdotes about famous mathematicians or physicists Mar 25 '11
12 Analytic in $\mathbb{C}$ implies $\left|\frac{f'(x)}{f(x)}\right|$ is bounded in $\mathbb{R}$? Mar 8 '12
10 How to show that a linear map is surjective? Apr 10 '11
9 Is there any way to evaluate this limit without applying de l'Hôpital rule nor series expansion? Dec 21 '11
9 Problem 7 - Chapter 6 - Evans' PDE (Second Edition) Dec 26 '11
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