Network profile

hliu

Reputation

217

217
190
163

2018
2019
2020
2021

Top tag

calculus

Next privilege

250 Rep.

View close votes

Badges

1

5

Newest

Curious

Next badge

0/1

Impact

0 posts edited

0 helpful flags

25 votes cast

Questions (6)

Votes Activity Newest

3	For $f_n(x)=nx e^{-nx^2}$ can operations of integration and limit be interchanged?
3	How to prove $ \int_{-\infty}^{+\infty}\left\|x\right\|^ke^{-(x-3)^2/2}dx $ is finite?
2	How to compute the $ \lim_{x \to 0+} x \int_x^1\frac{\cos t}{t^2}\, dt$?
2	Is this distribution binomial distribution?
1	what's the probability of putting r balls into n cells with no cells empty?

View more →

Reputation (217)

This user has no recent positive reputation changes

View more →

Answer (1)

Votes Activity Newest

0	Does $\sum\frac{4^n(n!)^2}{(2n)!}$ converge?

Tags (11)

0 calculus × 3	0 uniform-convergence
0 improper-integrals × 2	0 integration
0 probability × 2	0 limits
0 real-analysis	0 absolute-convergence
0 sequences-and-series	0 analysis

View more →

Bookmarks (4)

Votes Activity Newest Views Added

218	What books must every math undergraduate read?
3	If the derivative of a function is zero, is the function a constant function?
2	Improper integral convergence $I = \int_{0^+}^{1^-}\frac{\log(x)}{1-x}dx$
2	Why can arbitrary functions be substituted into Taylor Series?

Accounts (13)

	Stack Overflow	845 rep	6 silver badges15 bronze badges
	Mathematica	251 rep	1 silver badge4 bronze badges
	Mathematics	217 rep	1 silver badge5 bronze badges
	Cross Validated	135 rep	3 bronze badges
	Unix & Linux	111 rep	2 bronze badges

Badges (6)

Recent Class Name

Curious	Editor
Yearling	Student
Supporter	Scholar

Active bounties (0)

Active Offered Earned

This user has no active bounties

Votes cast (25)

all time			by type
25	up		10	question
0	down		15	answer

Mathematics Stack Exchange works best with JavaScript enabled