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Mathematics
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principal-ideal-domain

Apparently, this user prefers to keep an air of mystery about them.

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  • Member for 5 years, 2 months
  • 574 profile views
  • Last seen May 12 at 12:43

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Top posts (160) All Questions Answers | Votes Newest

22 Geometrical interpretation of $(\sum_{k=1}^n k)^2=\sum_{k=1}^n k^3$ May 30 '15
9 For which $n$ is $\mathbb{A}^n\setminus \{0\}$ affine? Jul 28 '14
9 Non-Abelian group $G$ in which $x\mapsto x^3$ is a homomorphism Sep 13 '15
8 If $[a,b]$ is an interval of minimal length with $\int_a^bf(x)dx=\alpha$ then $f(a)=f(b)$ Sep 13 '15
7 What is $\limsup_{n\to\infty} \frac{p_{n+1}}{p_n}$? Sep 2 '15
6 If $f$ and $g$ are continuous on $\Bbb R$ and $f\left(\frac{p}{q}\right)=g\left(\frac{p}{q}\right)$ then is it true that $f(x)=g(x)$? Sep 20 '15
6 Show that $x^2+x+4$ is irreducible over $\mathbb Z_{11}$. Oct 31 '16
5 Find the determinant of $A + I$ Sep 14 '15
5 If the derivative tends to $0$ at infinity, does the function have a limit? Sep 15 '15
5 What is the infimum? Aug 20 '15
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