Mathematics
user avatar
user avatar
user avatar
user26486
  • Member for 8 years, 6 months
  • Last seen this week
Profile Activity
Stats
11,094
reputation
482k
reached
278
answers
80
questions
Communities
View all
Badges
View all badges
3
gold badges
24
silver badges
60
bronze badges
Top tags
View all tags
261
Score
156
Posts
44
Posts %
110
Score
40
Posts
11
Posts %
90
Score
46
Posts
13
Posts %
83
Score
21
Posts
6
Posts %
81
Score
27
Posts
8
Posts %
67
Score
49
Posts
14
Posts %
Top posts
View all questions and answers
All Questions Answers
Score Newest
question
23
Prove that if $x_1,x_2,\ldots,x_n>0$, then $(1+x_1)(1+x_1+x_2)\ldots(1+x_1+x_2+\ldots+x_n) \ge \sqrt{(n+1)^{n+1}}\sqrt{x_1x_2\ldots x_n}$.
Dec 22, 2013
answer
18
Using the Limit definition to find the derivative of $e^x$
Apr 5, 2015
answer
18
Prove the inequality using AM-GM inequality
Jun 22, 2015
answer
17
prove that the equation has just one root.
May 18, 2015
answer
15
Why can ALL quadratic equations be solved by the quadratic formula?
Feb 3, 2015
answer
12
diophantine equation $x^3+x^2-16=2^y$
Apr 18, 2015
answer
12
Compare two powers of numbers without common divisor
Jun 1, 2015
answer
12
Is it a composite number?
Jun 17, 2015
question
11
If $a^4+b^4\in\mathbb Q$ and $a^3+b^3\in\mathbb Q$ and $a^2+b^2\in\mathbb Q$, prove that $a+b\in\mathbb Q$ and $ab\in\mathbb Q$.
May 22, 2014
question
11
Find all $x,y,z\in\mathbb N$, $x,y,z>1$ such that satisfy $x\mid yz+1$, $y\mid xz+1$, and $z\mid xy+1$
Jan 17, 2014
Top Meta posts
8
0
10
There should be a way to edit bounty text.
9
Do questions with LaTeX in titles appear in Hot Questions?
7
How can I search my comments with keywords?
3
Why doesn't [link description](URL) work for me in the comments?
Top network posts
View all network posts
9
No confirmation pop up when deleting comments (Android app)
6
"New York is a great place to live." (no preposition?)
6
There should be a way of seeing how many people favorited a question (Android app)
5
"New York is a great place to live." (no preposition?)
5
"This can make us think the concepts are related, which in fact they are not."

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.