10,100 reputation
41359
bio website tetori.blog.me
location South Korea
age 19
visits member for 2 years
seen 1 hour ago

I am not good at English, so any correction of grammatical error would be welcomed.


1d
revised Prove that $\lim_{x \to 0 } \frac{\ln(x+1)}{x} = 1$
added 7 characters in body; edited title
1d
revised Is there a classification of regular maps $\mathbb{P}^1(k)\to\mathbb{A}^1(k)$?
added 4 characters in body
1d
reviewed No Action Needed Showing convergence of a series almost everywhere
1d
reviewed No Action Needed central limit theorem, solving for probability
2d
reviewed Looks OK Is every symmetric matrix diagonalizable?
2d
revised Consistency vs Inconsistency in a set of sentences: which is more common
edited body
Dec
18
reviewed Close What is connexity (in simple language)?
Dec
18
reviewed Reviewed Problem 8, Section 2.7 in Erwine Kryszeg's Introductory Functional Analysis With Applications
Dec
18
revised Problem 8, Section 2.7 in Erwine Kryszeg's Introductory Functional Analysis With Applications
Fix LaTeX
Dec
18
reviewed Leave Closed Can anyone tell me how to factor this expression?
Dec
18
reviewed Looks OK Control limit and population mean
Dec
18
reviewed Looks OK How to evaluate $\int \cot^2(x) \;\mathrm dx$?
Dec
18
reviewed Looks OK Problem on deriving binet formula
Dec
18
comment Why is addition of powers of $\omega$ absorptive?
What is $\beta-\alpha$? It is not well-defined in general. However, you may use similar thing: you can prove that if $\alpha<\beta$ then there is a $\gamma$ s.t. $\beta=\alpha+\gamma$.
Dec
18
comment How do i find maximum order of element in $S_{10}$ Group
I think the answer is 30.
Dec
18
reviewed Looks OK Prove that if $b_n$ converges to $B$ and $B \neq 0$
Dec
18
reviewed Approve Integrals and f(x)dx
Dec
17
awarded  Reviewer
Dec
17
reviewed No Action Needed Solve $x^7-5x^4-x^3+4x+1=0$ for $x$
Dec
17
reviewed Reviewed What's wrong with this solution of Tarski's circle-squaring problem?