Skip to main content
Mathematics
Reuben's user avatar
Reuben's user avatar
Reuben's user avatar
Reuben
  • Member for 4 years, 10 months
  • Last seen this week
Profile Activity
Stats
761
reputation
10k
reached
7
answers
57
questions
Communities
View all
Badges
View all badges
This user doesn’t have any gold badges yet.
3
silver badges
8
bronze badges
Top tags
View all tags
2
Score
6
Posts
9
Posts %
1
Score
13
Posts
20
Posts %
1
Score
5
Posts
8
Posts %
1
Score
4
Posts
6
Posts %
0
Score
23
Posts
36
Posts %
0
Score
13
Posts
20
Posts %
Top posts
View all questions and answers
7
Let $\alpha$ be an increasing function on $[a,b]$. Show that $\int^a_b\alpha d \alpha = \frac{1}{2}[\alpha (b)^2 - \alpha(a)^2]$
Jul 26, 2022
5
Can there be more than one global maximums of a function?
May 15
4
How do we prove by contradiction that, if $\langle x,y\rangle = \langle x,z\rangle$ for all $x$, then $y=z$?
Jul 25, 2022
4
When we classify a polynomial as binomial, trinomial, etc., do we have to simplify it first?
Jun 1
3
Counting Problem: A group of 30 people consists of 15 women and 15 men, How many ways to:
Mar 15, 2020
3
Help with understanding Cauchy sequences?
Apr 28, 2022
3
What is meant by an if and only if statement with 2 conditions?
May 25, 2022
2
prove that $\operatorname{Int}(A \cap B)= \operatorname{Int}(A) \cap \operatorname{Int}(B)$
Apr 17, 2022
2
Show that a subset of $X$ is open in $(X,d)$ if and only if it is open in $(X,\rho)$
Apr 22, 2022
2
Prove that $\operatorname{int}(A)$, $\operatorname{int}(X\backslash A)$ and $\partial(A)$ are pairwise disjoint sets whose union is $X$.
Apr 23, 2022