Mathematics
juan arroyo
  • Member for 6 years, 7 months
Profile Activity
Stats
1,275
reputation
25k
reached
37
answers
9
questions
About
Apparently, this user prefers to keep an air of mystery about them.

Communities (4)

Top network posts

We respect a laser-like focus on one topic.

This user doesn’t have any gold badges yet.
8
silver badges
12
bronze badges
View all badges

Top tags (68)

Score 18
Posts 6
Posts % 13
Score 14
Posts 5
Score 12
Posts 6
Score 9
Posts 3
Score 8
Posts 12
Score 7
Posts 6
View all tags →

Top posts (46)

All Questions Answers
Votes Newest
11 Differentiating a function of a variable with respect to the variable's derivative Jan 5 '17
7 Showing that $\mathbb S^1$ is a deformation retract of the Mobius strip, rigorously. Jul 25 '15
7 If a derivative of a continuous function has a limit, must it agree with that limit? Feb 13 '17
6 Do the level sets of a constant rank map give a foliation of the domain? Apr 5 '16
5 An invitation to differential geometry? Jan 9 '17
4 $X/{\sim}$ is Hausdorff if and only if $\sim$ is closed in $X \times X$ Dec 31 '16
3 For a vector bundle $\xi:E\to M$, why is Trace a parallel section of the bundle $End(\xi)^*$? Jan 22 '17
3 Let $h(z) = g(f(z))$. If two of the three functions $f$, $g$, and $h$ are holomorphic and non-constant, must the third also be holomorphic? Aug 15 '15
3 If $\mathcal{F}$ is the Fourier transform, what can be said about $\mathcal{F}(L^1(\mathbb{R})) \cap L^1(\mathbb{R})$? Feb 16 '16
3 What is the value of $a/b/c$? Jan 1 '17
View all questions and answers →

Your privacy

By clicking “Accept all cookies”, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy.