Tour
About Us
Meta
Loading…
Log in
current community
Stack Exchange
chat
Meta Stack Exchange
your communities
Sign up
or
log in
to customize your list.
more stack exchange communities
company blog
Stack Exchange
All Sites
Top Users
Digests
Cookie
Los Angeles, CA
top
accounts
reputation
activity
bookmarks
subscriptions
Top Questions
15
votes
Finding all solutions to the equation $|||||x|-1|-1|-1|-1|=0$
algebra-precalculus
absolute-value
asked Aug 30 '14 at 3:06
math.stackexchange.com
14
votes
Proving $\frac{n^n}{e^{n-1}}<n!<\frac{(n+1)^{n+1}}{e^{n}}$ by induction for all $n> 2$.
inequality
induction
asked Feb 14 '15 at 23:11
math.stackexchange.com
13
votes
Arithmetic pattern $1 + 2 = 3$, $4 + 5 + 6 = 7 + 8$, and so on
summation
arithmetic
asked Jan 7 '15 at 19:02
math.stackexchange.com
13
votes
Proving that a Hölder space is a Banach space
real-analysis
functional-analysis
banach-spaces
holder-spaces
asked Jan 8 '15 at 8:14
math.stackexchange.com
13
votes
Chain rule in the Sobolev space $W^{1,p}$
functional-analysis
sobolev-spaces
asked Jan 19 '15 at 9:03
math.stackexchange.com
13
votes
Nonhomogeneous wave equation
pde
wave-equation
asked Jun 4 '14 at 18:51
math.stackexchange.com
12
votes
Show that a group with $|G| = 33$ contains an element of order $3$
abstract-algebra
group-theory
asked Feb 3 '14 at 4:28
math.stackexchange.com
12
votes
For which real numbers $c$ is $\frac{e^x+e^{-x}}{2} \le e^{cx^2}$ for all real numbers $x$?
calculus
real-analysis
asked May 21 '14 at 5:27
math.stackexchange.com
12
votes
Evaluating $ \int x \sqrt{\frac{1-x^2}{1+x^2}} \, dx$
calculus
integration
asked Aug 5 '14 at 5:08
math.stackexchange.com
12
votes
Elliptic regularization of the heat equation
pde
calculus-of-variations
euler-lagrange-equation
asked Jun 3 '15 at 8:01
math.stackexchange.com
1
2
3
4
5
next
Top Answers
13
Show that $\int_0^\infty e^{-x}\cos x \text{dx}=\int_0^\infty e^{-x} \sin x \text{dx}$
math.stackexchange.com
12
Why integers are not enough?
math.stackexchange.com
10
Lagrange's Trigonometric Identity
math.stackexchange.com
10
How come the function and the inverse of the function are the same?
math.stackexchange.com
10
Using the chain rule to find derivative
math.stackexchange.com
8
Fermat last theorem
math.stackexchange.com
8
How do I solve this ODE?
math.stackexchange.com
8
Integral $\int^{ \pi /2}_{0} \ln (\sin x)\ dx$
math.stackexchange.com
8
Groups involving matrices
math.stackexchange.com
8
A problem with exponent laws…
math.stackexchange.com
7
Palindromes on a digital clock
math.stackexchange.com
6
Integration by substitution - $\int x^2 \sqrt{x-2} \text{dx}$
math.stackexchange.com
6
Using the definition of limit, prove $\frac{x+1}{x+2}\to 1$ as $x\to\infty$
math.stackexchange.com
6
Why does $\frac{49}{64}\cos^2 \theta + \cos^2 \theta$ equal $\frac{113}{64}\cos^2 \theta $?
math.stackexchange.com
5
How to show that $\sinh^2(x) \ge x^2$
math.stackexchange.com
5
How does the Law of Sines work?
math.stackexchange.com
5
Gentle introduction to algebraic number theory
math.stackexchange.com
5
find the area of the shaded region $x=y^2-1, y=1, x=\sqrt y$
math.stackexchange.com
5
Solving limit given a limit
math.stackexchange.com
5
Is there a simple group of order $105$?
math.stackexchange.com
5
How can I prove this $(1 + x)^n \geq n\cdot x + 1$
math.stackexchange.com
5
Does $\langle f+h,g\rangle=\langle f,g\rangle+\langle h,g\rangle$ hold for all elements $f, g, h$ of an inner product space?
math.stackexchange.com
5
Wave equation $u_{xx}+u_{xt}- u_{tt}=0$
math.stackexchange.com
5
How do I integrate $\frac{\sin x+\cos x}{\sin^4 x+\cos^4 x}$
math.stackexchange.com
Stack Exchange works best with JavaScript enabled
math.stackexchange.com