Mathematics
Profile Activity
Meta user
Network profile
504
reputation
3
14

Jiaxin Zhong

Apparently, this user prefers to keep an air of mystery about them.

10
answers
6
questions
~6k
people reached
  • Member for 3 years, 10 months
  • 75 profile views
  • Last seen Jun 1 at 8:00

Communities (19)

Top network posts

We respect a laser-like focus on one topic.

Top tags (28)

Score 7
Posts 1
Posts % 6
Score 6
Posts 2
Score 3
Posts 2
Score 0
Posts 3
Score 0
Posts 3
Score 0
Posts 2
View all tags →

Top posts (16)

All Questions Answers
Votes Newest
15 Does there exist a closed form for the sinc function series $\sum_{n=1}^\infty \frac{\sin\sqrt{n^2+1}}{\sqrt{n^2+1}}$? Nov 27 '17
7 Is every axiom in the definition of a vector space necessary? Aug 7 '17
3 Limits simple question Aug 8 '17
3 Limit of $f(x)\cdot g(x)$ given that $\lim_{x\to 0}{\frac{f(x)}{\sin(2x)}}=2$ and $\lim_{x\to 0}{(\sqrt{x+4}-2)\cdot{g(x)}}=5$ Aug 11 '17
2 Is $\int_{-\infty}^{\infty} \sin x \, \mathrm{dx}$ divergent or convergent? Sep 10 '19
1 Show that $e^{-x}x^n$ is bounded on $[0,\infty)$ and hence prove that $\int_0^\infty e^{-x}x^n \, dx$ exists. Aug 10 '17
1 probability variance formula intuition Aug 10 '17
1 Scale factors for the Oblate Spheroidal Coordiante system Aug 8 '17
1 Proof that Maximum Likelyhood Estimation Finds the True Distribution Parameters Aug 8 '17
1 Does there exist a closed form for the non-integer shifted sinc-function series: $\frac{\sin(n+a)x}{(n+a)x}$? Nov 29 '17
View all questions and answers →

Badges (17)

Gold

—

Silver

3

Rarest

Bronze

14

Rarest

View all badges →

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.