Mathematics
PNT's user avatar
PNT's user avatar
PNT's user avatar
PNT
  • Member for 2 years, 11 months
  • Last seen this week
Profile Activity
Stats
4,014
reputation
56k
reached
34
answers
224
questions
Communities
View all
Badges
View all badges
This user doesn’t have any gold badges yet.
10
silver badges
32
bronze badges
Top tags
View all tags
20
Score
76
Posts
29
Posts %
6
Score
29
Posts
11
Posts %
5
Score
32
Posts
12
Posts %
4
Score
51
Posts
20
Posts %
2
Score
19
Posts
7
Posts %
2
Score
16
Posts
6
Posts %
Top posts
View all questions and answers
All Questions Answers
Score Newest
question
14
Set of primes dividing $2^n+3^n$.
Jan 27
question
13
Prove that $\frac{a^2}{a^2+bc}+\frac{b^2}{b^2+ac}+\frac{c^2}{c^2+ab}<2$
Feb 17, 2021
question
10
Prove that $\sum_{1\le i<j\le n}\frac{x_ix_j}{(1-x_i)(1-x_j)} \le \frac{n(n-1)}{2(2n-1)^2}$
May 7, 2022
question
10
Why ignoring the function $f(x)=1/(1+x^2)$?
May 12, 2021
question
8
U-sub without changing the bounds of integration
Apr 11, 2021
question
7
There are no positive integers such that $a+b^2$, $a^2+b$ are both powers of $5$
Nov 26, 2022
question
6
Taylor series for $\sqrt[3]{x+1}$
Mar 23, 2021
question
6
When is $2^2+...+n^2=p^k$.
Jan 18, 2022
answer
5
Placing an integer's divisors around a circle
Feb 11
question
5
$\forall a\ge 2, \exists n\ge 1$ such that $2n+1\mid a+n!$
May 6, 2022

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.