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 Feb18 awarded Revival Jan7 awarded Yearling Dec31 awarded Popular Question Oct30 reviewed Close Bounded and Complete Lattices Oct30 reviewed Leave Open Ordered pair definition Oct30 reviewed Leave Open The galois group of the polynomial $x^9+x^3+1$ Oct29 reviewed Close For any integer a, if $6|(3−a)$, then $3| (a−2)$. Oct29 reviewed Approve Find arc centerpoint(x,y) with start(x,y) and end(x,y) in a conical helix Oct29 reviewed Approve Exercise on a quotient group over $\mathbb{Z}^2$ Oct23 reviewed No Action Needed Trajectory With Air Resistance Oct23 reviewed No Action Needed How to differentiate this negative power? Oct23 reviewed Approve How to prove or understand this linear algebra assertion? Oct21 comment Which is true for a sequence $(x_n)$ such that $x_n\in (o,\frac{1}{n})$? @Flip The key point is the sentence “it has a continuous extension to [0,1]”. Do you understand it? Oct21 reviewed Approve Real numbers: powers inequality Oct21 comment Which is true for a sequence $(x_n)$ such that $x_n\in (o,\frac{1}{n})$? @Flip - $x_n$ is convergent in $[0,1]$. Mustafa's answer is perfectly right. Oct21 comment Metric for subset of $\mathbb{R}^n$ I am not sure to understand the question. Isn't the induced Riemannian metric fine ? Oct21 awarded Custodian Oct21 reviewed Leave Open statements of matrix analysis Oct21 reviewed Leave Open Proof of a formula for generalized Fibonacci numbers Oct21 asked A continuous map from $\mathbb S(\mathbb C^{n})$ to $U(n)$