nayrb

less info

network profile

654 reputation

214

bio	website
	location
	age
visits	member for	11 months
	seen	6 hours ago
stats	profile views	32

I fill in "About Me" sections from time to time.

summary answers questions tags badges favorites bounties reputation activity

20 Answers

newest activity votes

10

Question on closed sets

10

Accidents of small $n$

5

Is high school contest math useful after high school?

5

Limits for sequences and the $e$ method

3

What is an integral element?

3

Prove $\int\cos^n x \ dx = \frac{1}n \cos^{n-1}x \sin x + \frac{n-1}{n}\int\cos^{n-2} x \ dx$

2

Function Spaces

2

Evaluate $\lim\limits_{n\to\infty}\frac{\sum_{k=1}^n k^m}{n^{m+1}}$

1

Is this function from $[-1,1] \rightarrow \mathbb{R} \cup \infty$ continuous?

1

Why does Newton's method work?

1

Best Fake Proofs? (A M.SE April Fools Day collection)

1

What is inverse of $I+A$?

1

Why are only the trivial subsets clopen in $\Bbb R^n$?

1

Where to go after Advanced Calculus 2?

1

Why does the radius of convergence stay the same when adding two power series with the same radius of convergence?

0

Improper integral $\int_{0}^{\infty}\frac{x^n}{x^{m+n+1}} \ dx=\frac{n! {(m-1)}!}{(m+n)!}.$

0

Testing for Orthogonality

0

Find all the continuous functions such that $\int_{-1}^{1}f(x)x^ndx=0$.

0

How can I figure out the plot of the set $M:=\{(x,y) \in R:\frac{1}{2}\leq x \land 1<y<\frac{1}{x}\}$

0

$A=\{x\in \mathbb{R}\mid b^x < y\}$ is nonempty

Technology			Life / Arts	Culture / Recreation	Science	Other
Stack Overflow Server Fault Super User Web Applications Ask Ubuntu Webmasters Game Development TeX - LaTeX	Programmers Unix & Linux Ask Different (Apple) WordPress Answers Geographic Information Systems Electrical Engineering Android Enthusiasts IT Security	Database Administrators Drupal Answers SharePoint User Experience Mathematica more (14)	Photography Science Fiction & Fantasy Seasoned Advice (cooking) Home Improvement more (13)	English Language & Usage Skeptics Mi Yodeya (Judaism) Travel Arqade (gaming) Bicycles Role-playing Games more (22)	Mathematics Cross Validated (stats) Theoretical Computer Science Physics more (7)	Stack Apps Meta Stack Overflow Area 51 Stack Overflow Careers

site design / logo © 2013 stack exchange inc; user contributions licensed under cc-wiki with attribution required

rev 2013.5.23.698