Skip to main content
Mathematics
Denis's user avatar
Denis's user avatar
Denis's user avatar
Denis
  • Member for 3 years, 9 months
  • Last seen more than a month ago
  • France
Profile Activity
Stats
441
reputation
4k
reached
0
answers
30
questions
Communities
View all
Badges
View all badges
This user doesn’t have any gold badges yet.
2
silver badges
9
bronze badges
Top tags
View all tags
0
Score
15
Posts
50
Posts %
0
Score
5
Posts
17
Posts %
0
Score
3
Posts
10
Posts %
0
Score
3
Posts
10
Posts %
0
Score
3
Posts
10
Posts %
0
Score
2
Posts
7
Posts %
Top posts
View all questions and answers
question
4
Prove that $f( \limsup \limits_{x \to +\infty} x_n)$ = $ \limsup \limits_{x \to +\infty} f(x_n)$ [closed]
Feb 1, 2022
question
3
How to solve $\lfloor x \rfloor + \lfloor \frac{1}{x} \rfloor = 1$?
Jan 4, 2022
question
3
Find the limit of $(1+\frac{1}{n^2})(1+\frac{2}{n^2})...(1+\frac{n}{n^2})$.
Feb 6, 2022
question
2
Question about the proof that if x is a real number then there exists a postive integer n such that -n < x < n. [closed]
Dec 20, 2021
question
2
How can I find the sup and inf of $m/n$ such that m,n are natural numbers and $m<2n$?
Dec 22, 2021
question
2
Find $\inf_{a,b,c \in \mathbb{R}} \int_{0}^{1} (t^3 - a - bt - ct^2)^2 \, dt$
Apr 28
question
1
Can I prove the order limit theorem with a counter example? [closed]
Dec 6, 2021
question
1
I don't know if my solution to a supremum problem is correct
Dec 26, 2021
question
1
Proving that $u_n = (1+ \frac{x}{n})^n$ is an increasing sequence for $n \in N$ and $n \geq |x|$.
Jan 12, 2022
question
1
If a function is not defined on all of its preimages set, can we talk about injectivity and surjectivity?
Jan 19, 2022