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Caffeine
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10 votes
1 answer
393 views

Finding a metric to make a certain curve a circle

7 votes
2 answers
121 views

If $f$ increasing, analytic on $\mathbb{R}$ and $\lim_{x\to +\infty}f(x)=1$, does it follows that $\lim_{x\to +\infty}f'(x)=0$?

6 votes
1 answer
945 views

Hessian and metric tensors on riemannian manifolds

6 votes
2 answers
346 views

Infinite, totally ordered and well ordered sets

5 votes
2 answers
356 views

Theorems you wish you knew in complex analysis

2 votes
0 answers
92 views

"Weighted" Summation

1 vote
1 answer
213 views

Divergence in spherical coordinates starting from contraction

1 vote
1 answer
421 views

Jordan normal form and spectral decomposition

1 vote
3 answers
310 views

Computing $\sum \frac{1}{n^2(n^2+a^2)}$ using the residue theorem

1 vote
1 answer
315 views

Why don't Montel's great theorem and Montel's theorem contradict each other?

0 votes
1 answer
350 views

Commutative Noetherian prime ideals finitely generated